mirror of
https://github.com/zhigang1992/esbuild.git
synced 2026-01-12 22:46:54 +08:00
4455 lines
163 KiB
JavaScript
4455 lines
163 KiB
JavaScript
(async () => {
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// Make sure this script runs as an ES6 module so we can import both ES6 modules and CommonJS modules
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if (typeof require !== 'undefined') {
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const childProcess = require('child_process')
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const child = childProcess.spawn('node', ['--experimental-modules', '--input-type=module'], {
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cwd: __dirname,
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stdio: ['pipe', 'inherit', 'inherit'],
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})
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child.stdin.write(require('fs').readFileSync(__filename))
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child.stdin.end()
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child.on('close', code => process.exit(code))
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return
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}
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const childProcess = await import('child_process')
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const { default: { buildBinary, dirname, removeRecursiveSync } } = await import('./esbuild.js')
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const assert = await import('assert')
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const path = await import('path')
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const util = await import('util')
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const url = await import('url')
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const fs = (await import('fs')).promises
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const execFileAsync = util.promisify(childProcess.execFile)
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const execAsync = util.promisify(childProcess.exec)
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const testDir = path.join(dirname, '.end-to-end-tests')
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const esbuildPath = buildBinary()
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const tests = []
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let testCount = 0
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// Tests for "--define"
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tests.push(
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test(['--define:foo=null', 'in.js', '--outfile=node.js'], { 'in.js': `if (foo !== null) throw 'fail'` }),
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test(['--define:foo=true', 'in.js', '--outfile=node.js'], { 'in.js': `if (foo !== true) throw 'fail'` }),
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test(['--define:foo=false', 'in.js', '--outfile=node.js'], { 'in.js': `if (foo !== false) throw 'fail'` }),
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test(['--define:foo="abc"', 'in.js', '--outfile=node.js'], { 'in.js': `if (foo !== "abc") throw 'fail'` }),
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test(['--define:foo=123.456', 'in.js', '--outfile=node.js'], { 'in.js': `if (foo !== 123.456) throw 'fail'` }),
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test(['--define:foo=-123.456', 'in.js', '--outfile=node.js'], { 'in.js': `if (foo !== -123.456) throw 'fail'` }),
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test(['--define:foo=global', 'in.js', '--outfile=node.js'], { 'in.js': `foo.bar = 123; if (bar !== 123) throw 'fail'` }),
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test(['--define:foo=bar', 'in.js', '--outfile=node.js'], { 'in.js': `let bar = {x: 123}; if (foo.x !== 123) throw 'fail'` }),
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test(['--define:a.x=1', 'in.js', '--outfile=node.js'], { 'in.js': `if (a.x !== 1) throw 'fail'` }),
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test(['--define:a.x=1', '--define:a.y=2', 'in.js', '--outfile=node.js'], { 'in.js': `if (a.x + a.y !== 3) throw 'fail'` }),
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test(['--define:a.x=1', '--define:b.y=2', 'in.js', '--outfile=node.js'], { 'in.js': `if (a.x + b.y !== 3) throw 'fail'` }),
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test(['--define:a.x=1', '--define:b.x=2', 'in.js', '--outfile=node.js'], { 'in.js': `if (a.x + b.x !== 3) throw 'fail'` }),
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test(['--define:x=y', '--define:y=x', 'in.js', '--outfile=node.js'], {
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'in.js': `eval('var x="x",y="y"'); if (x + y !== 'yx') throw 'fail'`,
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}),
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)
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// Test recursive directory creation
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tests.push(
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test(['entry.js', '--outfile=a/b/c/d/index.js'], {
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'entry.js': `exports.foo = 123`,
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'node.js': `const ns = require('./a/b/c/d'); if (ns.foo !== 123) throw 'fail'`,
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}),
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)
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// Test bogus paths with a file as a parent directory (this happens when you use "pnpx esbuild")
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tests.push(
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test(['entry.js', '--bundle'], {
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'entry.js': `import "./file.js/what/is/this"`,
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'file.js': `some file`,
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}, {
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expectedStderr: ` > entry.js:1:7: error: Could not resolve "./file.js/what/is/this"
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1 │ import "./file.js/what/is/this"
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╵ ~~~~~~~~~~~~~~~~~~~~~~~~
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`,
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}),
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)
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// Test resolving paths with a question mark (an invalid path on Windows)
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tests.push(
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test(['entry.js', '--bundle', '--outfile=node.js'], {
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'entry.js': `
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import x from "./file.js?ignore-me"
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if (x !== 123) throw 'fail'
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`,
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'file.js': `export default 123`,
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}),
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)
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// Test coverage for a special JSX error message
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tests.push(
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test(['example.jsx', '--outfile=node.js'], {
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'example.jsx': `let button = <Button content="some so-called \\"button text\\"" />`,
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}, {
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expectedStderr: ` > example.jsx:1:58: error: Unexpected backslash in JSX element
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1 │ let button = <Button content="some so-called \\"button text\\"" />
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╵ ^
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example.jsx:1:45: note: Quoted JSX attributes use XML-style escapes instead of JavaScript-style escapes
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1 │ let button = <Button content="some so-called \\"button text\\"" />
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│ ~~
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╵ "
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example.jsx:1:29: note: Consider using a JavaScript string inside {...} instead of a quoted JSX attribute
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1 │ let button = <Button content="some so-called \\"button text\\"" />
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│ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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╵ {"some so-called \\"button text\\""}
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`,
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}),
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test(['example.jsx', '--outfile=node.js'], {
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'example.jsx': `let button = <Button content='some so-called \\'button text\\'' />`,
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}, {
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expectedStderr: ` > example.jsx:1:58: error: Unexpected backslash in JSX element
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1 │ let button = <Button content='some so-called \\'button text\\'' />
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╵ ^
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example.jsx:1:45: note: Quoted JSX attributes use XML-style escapes instead of JavaScript-style escapes
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1 │ let button = <Button content='some so-called \\'button text\\'' />
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│ ~~
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╵ '
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example.jsx:1:29: note: Consider using a JavaScript string inside {...} instead of a quoted JSX attribute
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1 │ let button = <Button content='some so-called \\'button text\\'' />
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│ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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╵ {'some so-called \\'button text\\''}
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`,
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}),
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)
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// Test the "browser" field in "package.json"
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tests.push(
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test(['entry.js', '--bundle', '--outfile=node.js'], {
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'entry.js': `require('foo')`,
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'package.json': `{ "browser": { "./foo": "./file" } }`,
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'file.js': `var works = true`,
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}),
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test(['entry.js', '--bundle', '--outfile=node.js'], {
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'entry.js': `require('foo')`,
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'package.json': `{ "browser": { "foo": "./file" } }`,
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'file.js': `var works = true`,
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}),
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test(['entry.js', '--bundle', '--outfile=node.js'], {
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'entry.js': `require('./foo')`,
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'package.json': `{ "browser": { "./foo": "./file" } }`,
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'file.js': `var works = true`,
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}),
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test(['entry.js', '--bundle', '--outfile=node.js'], {
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'entry.js': `require('./foo')`,
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'package.json': `{ "browser": { "foo": "./file" } }`,
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'file.js': `var works = true`,
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}),
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test(['entry.js', '--bundle', '--outfile=node.js'], {
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'entry.js': `require('pkg/foo/bar')`,
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'node_modules/pkg/package.json': `{ "browser": { "./foo/bar": "./file" } }`,
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'node_modules/pkg/foo/bar.js': `invalid syntax`,
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'node_modules/pkg/file.js': `var works = true`,
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}),
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test(['entry.js', '--bundle', '--outfile=node.js'], {
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'entry.js': `require('pkg/foo/bar')`,
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'node_modules/pkg/package.json': `{ "browser": { "foo/bar": "./file" } }`,
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'node_modules/pkg/foo/bar.js': `invalid syntax`,
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'node_modules/pkg/file.js': `var works = true`,
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}),
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test(['entry.js', '--bundle', '--outfile=node.js'], {
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'entry.js': `require('pkg/foo/bar')`,
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'node_modules/pkg/package.json': `{ "browser": { "./foo/bar": "./file" } }`,
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'node_modules/pkg/file.js': `var works = true`,
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}),
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test(['entry.js', '--bundle', '--outfile=node.js'], {
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'entry.js': `require('pkg/foo/bar')`,
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'node_modules/pkg/package.json': `{ "browser": { "foo/bar": "./file" } }`,
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'node_modules/pkg/file.js': `var works = true`,
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}),
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test(['entry.js', '--bundle', '--outfile=node.js'], {
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'entry.js': `require('pkg')`,
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'node_modules/pkg/index.js': `require('foo/bar')`,
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'node_modules/pkg/package.json': `{ "browser": { "./foo/bar": "./file" } }`,
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'node_modules/pkg/file.js': `var works = true`,
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}),
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test(['entry.js', '--bundle', '--outfile=node.js'], {
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'entry.js': `require('pkg')`,
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'node_modules/pkg/index.js': `require('foo/bar')`,
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'node_modules/pkg/package.json': `{ "browser": { "foo/bar": "./file" } }`,
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'node_modules/pkg/file.js': `var works = true`,
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}),
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test(['entry.js', '--bundle', '--outfile=node.js'], {
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'entry.js': `require('pkg')`,
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'node_modules/pkg/index.js': `throw 'fail'`,
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'node_modules/pkg/package.json': `{ "browser": { "./index.js": "./file" } }`,
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'node_modules/pkg/file.js': `var works = true`,
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}),
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test(['entry.js', '--bundle', '--outfile=node.js'], {
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'entry.js': `require('pkg')`,
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'node_modules/pkg/package.json': `{ "browser": { "./index.js": "./file" } }`,
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'node_modules/pkg/file.js': `var works = true`,
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}),
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test(['entry.js', '--bundle', '--outfile=node.js'], {
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'entry.js': `require('pkg')`,
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'node_modules/pkg/index.js': `throw 'fail'`,
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'node_modules/pkg/package.json': `{ "browser": { "./index": "./file" } }`,
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'node_modules/pkg/file.js': `var works = true`,
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}),
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test(['entry.js', '--bundle', '--outfile=node.js'], {
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'entry.js': `require('pkg')`,
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'node_modules/pkg/package.json': `{ "browser": { "./index": "./file" } }`,
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'node_modules/pkg/file.js': `var works = true`,
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}),
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test(['entry.js', '--bundle', '--outfile=node.js'], {
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'entry.js': `require('pkg')`,
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'node_modules/pkg/main.js': `throw 'fail'`,
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'node_modules/pkg/package.json': `{ "main": "./main",\n "browser": { "./main.js": "./file" } }`,
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'node_modules/pkg/file.js': `var works = true`,
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}),
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test(['entry.js', '--bundle', '--outfile=node.js'], {
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'entry.js': `require('pkg')`,
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'node_modules/pkg/package.json': `{ "main": "./main",\n "browser": { "./main.js": "./file" } }`,
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'node_modules/pkg/file.js': `var works = true`,
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}),
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test(['entry.js', '--bundle', '--outfile=node.js'], {
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'entry.js': `require('pkg')`,
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'package.json': `{ "browser": { "pkg2": "pkg3" } }`,
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'node_modules/pkg/index.js': `require('pkg2')`,
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'node_modules/pkg/package.json': `{ "browser": { "pkg2": "./file" } }`,
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'node_modules/pkg/file.js': `var works = true`,
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}),
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test(['entry.js', '--bundle', '--outfile=node.js'], {
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'entry.js': `require('pkg')`,
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'package.json': `{ "browser": { "pkg2": "pkg3" } }`,
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'node_modules/pkg/index.js': `require('pkg2')`,
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'node_modules/pkg2/index.js': `throw 'fail'`,
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'node_modules/pkg3/index.js': `var works = true`,
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}),
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test(['entry.js', '--bundle', '--outfile=node.js'], {
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'entry.js': `require('pkg')`,
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'package.json': `{ "browser": { "pkg2": "pkg3" } }`,
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'node_modules/pkg/index.js': `require('pkg2')`,
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'node_modules/pkg/package.json': `{ "browser": { "./pkg2": "./file" } }`,
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'node_modules/pkg/file.js': `var works = true`,
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}),
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)
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// Test arbitrary module namespace identifier names
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// See https://github.com/tc39/ecma262/pull/2154
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tests.push(
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test(['entry.js', '--bundle', '--outfile=node.js'], {
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'entry.js': `import {'*' as star} from './export.js'; if (star !== 123) throw 'fail'`,
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'export.js': `let foo = 123; export {foo as '*'}`,
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}),
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test(['entry.js', '--bundle', '--outfile=node.js'], {
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'entry.js': `import {'\\0' as bar} from './export.js'; if (bar !== 123) throw 'fail'`,
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'export.js': `let foo = 123; export {foo as '\\0'}`,
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}),
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test(['entry.js', '--bundle', '--outfile=node.js'], {
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'entry.js': `import {'\\uD800\\uDC00' as bar} from './export.js'; if (bar !== 123) throw 'fail'`,
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'export.js': `let foo = 123; export {foo as '\\uD800\\uDC00'}`,
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}),
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test(['entry.js', '--bundle', '--outfile=node.js'], {
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'entry.js': `import {'🍕' as bar} from './export.js'; if (bar !== 123) throw 'fail'`,
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'export.js': `let foo = 123; export {foo as '🍕'}`,
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}),
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test(['entry.js', '--bundle', '--outfile=node.js'], {
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'entry.js': `import {' ' as bar} from './export.js'; if (bar !== 123) throw 'fail'`,
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'export.js': `export let foo = 123; export {foo as ' '} from './export.js'`,
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}),
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test(['entry.js', '--bundle', '--outfile=node.js'], {
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'entry.js': `import {'' as ab} from './export.js'; if (ab.foo !== 123 || ab.bar !== 234) throw 'fail'`,
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'export.js': `export let foo = 123, bar = 234; export * as '' from './export.js'`,
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}),
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)
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// Tests for symlinks
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//
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// Note: These are disabled on Windows because they fail when run with GitHub
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// Actions. I'm not sure what the issue is because they pass for me when run in
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// my Windows VM (Windows 10 in VirtualBox on macOS).
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if (process.platform !== 'win32') {
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tests.push(
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// Without preserve symlinks
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test(['--bundle', 'in.js', '--outfile=node.js'], {
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'in.js': `import {foo} from 'foo'; if (foo !== 123) throw 'fail'`,
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'registry/node_modules/foo/index.js': `export {bar as foo} from 'bar'`,
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'registry/node_modules/bar/index.js': `export const bar = 123`,
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'node_modules/foo': { symlink: `../registry/node_modules/foo` },
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}),
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test(['--bundle', 'in.js', '--outfile=node.js'], {
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'in.js': `import {foo} from 'foo'; if (foo !== 123) throw 'fail'`,
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'registry/node_modules/foo/index.js': `export {bar as foo} from 'bar'`,
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'registry/node_modules/bar/index.js': `export const bar = 123`,
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'node_modules/foo/index.js': { symlink: `../../registry/node_modules/foo/index.js` },
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}),
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test(['--bundle', 'in.js', '--outfile=node.js'], {
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'in.js': `import {foo} from 'foo'; if (foo !== 123) throw 'fail'`,
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'registry/node_modules/foo/index.js': `export {bar as foo} from 'bar'`,
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'registry/node_modules/bar/index.js': `export const bar = 123`,
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'node_modules/foo': { symlink: `TEST_DIR_ABS_PATH/registry/node_modules/foo` },
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}),
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test(['--bundle', 'in.js', '--outfile=node.js'], {
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'in.js': `import {foo} from 'foo'; if (foo !== 123) throw 'fail'`,
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'registry/node_modules/foo/index.js': `export {bar as foo} from 'bar'`,
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'registry/node_modules/bar/index.js': `export const bar = 123`,
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'node_modules/foo/index.js': { symlink: `TEST_DIR_ABS_PATH/registry/node_modules/foo/index.js` },
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}),
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// With preserve symlinks
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test(['--bundle', 'src/in.js', '--outfile=node.js', '--preserve-symlinks'], {
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'src/in.js': `import {foo} from 'foo'; if (foo !== 123) throw 'fail'`,
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'registry/node_modules/foo/index.js': `export {bar as foo} from 'bar'`,
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'src/node_modules/bar/index.js': `export const bar = 123`,
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'src/node_modules/foo': { symlink: `../../registry/node_modules/foo` },
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}),
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test(['--bundle', 'src/in.js', '--outfile=node.js', '--preserve-symlinks'], {
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'src/in.js': `import {foo} from 'foo'; if (foo !== 123) throw 'fail'`,
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'registry/node_modules/foo/index.js': `export {bar as foo} from 'bar'`,
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'src/node_modules/bar/index.js': `export const bar = 123`,
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'src/node_modules/foo/index.js': { symlink: `../../../registry/node_modules/foo/index.js` },
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}),
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test(['--bundle', 'src/in.js', '--outfile=node.js', '--preserve-symlinks'], {
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'src/in.js': `import {foo} from 'foo'; if (foo !== 123) throw 'fail'`,
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'registry/node_modules/foo/index.js': `export {bar as foo} from 'bar'`,
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'src/node_modules/bar/index.js': `export const bar = 123`,
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'src/node_modules/foo': { symlink: `TEST_DIR_ABS_PATH/registry/node_modules/foo` },
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}),
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test(['--bundle', 'src/in.js', '--outfile=node.js', '--preserve-symlinks'], {
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'src/in.js': `import {foo} from 'foo'; if (foo !== 123) throw 'fail'`,
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'registry/node_modules/foo/index.js': `export {bar as foo} from 'bar'`,
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'src/node_modules/bar/index.js': `export const bar = 123`,
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'src/node_modules/foo/index.js': { symlink: `TEST_DIR_ABS_PATH/registry/node_modules/foo/index.js` },
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}),
|
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// This is a test for https://github.com/evanw/esbuild/issues/222
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test(['--bundle', 'src/in.js', '--outfile=out/node.js', '--metafile=out/meta.json', '--platform=node', '--format=cjs'], {
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'a/b/src/in.js': `
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import {metafile} from './load'
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const assert = require('assert')
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assert.deepStrictEqual(Object.keys(metafile.inputs), ['src/load.js', 'src/in.js'])
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assert.strictEqual(metafile.inputs['src/in.js'].imports[0].path, 'src/load.js')
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`,
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'a/b/src/load.js': `
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export var metafile
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// Hide the import path from the bundler
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try {
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let path = './meta.json'
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metafile = require(path)
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} catch (e) {
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}
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`,
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'node.js': `
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require('./a/b/out/node')
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`,
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'c': { symlink: `a/b` },
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|
}, { cwd: 'c' }),
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|
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// This is a test for https://github.com/evanw/esbuild/issues/766
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test(['--bundle', 'impl/index.mjs', '--outfile=node.js', '--format=cjs', '--resolve-extensions=.mjs'], {
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'config/yarn/link/@monorepo-source/a': { symlink: `../../../../monorepo-source/packages/a` },
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'config/yarn/link/@monorepo-source/b': { symlink: `../../../../monorepo-source/packages/b` },
|
|
'impl/node_modules/@monorepo-source/b': { symlink: `../../../config/yarn/link/@monorepo-source/b` },
|
|
'impl/index.mjs': `
|
|
import { fn } from '@monorepo-source/b';
|
|
if (fn() !== 123) throw 'fail';
|
|
`,
|
|
'monorepo-source/packages/a/index.mjs': `
|
|
export function foo() { return 123; }
|
|
`,
|
|
'monorepo-source/packages/b/node_modules/@monorepo-source/a': { symlink: `../../../../../config/yarn/link/@monorepo-source/a` },
|
|
'monorepo-source/packages/b/index.mjs': `
|
|
import { foo } from '@monorepo-source/a';
|
|
export function fn() { return foo(); }
|
|
`,
|
|
}),
|
|
)
|
|
}
|
|
|
|
// Test custom output paths
|
|
tests.push(
|
|
test(['node=entry.js', '--outdir=.'], {
|
|
'entry.js': ``,
|
|
}),
|
|
)
|
|
|
|
// Make sure that the "asm.js" directive is removed
|
|
tests.push(
|
|
test(['in.js', '--outfile=node.js'], {
|
|
'in.js': `
|
|
function foo() { 'use asm'; eval("/* not asm.js */") }
|
|
let emitWarning = process.emitWarning
|
|
let failed = false
|
|
try {
|
|
process.emitWarning = () => failed = true
|
|
foo()
|
|
} finally {
|
|
process.emitWarning = emitWarning
|
|
}
|
|
if (failed) throw 'fail'
|
|
`,
|
|
}),
|
|
)
|
|
|
|
// Check object rest lowering
|
|
// https://github.com/evanw/esbuild/issues/956
|
|
tests.push(
|
|
test(['in.js', '--outfile=node.js', '--target=es6'], {
|
|
'in.js': `
|
|
let v, o = {b: 3, c: 5}, e = ({b: v, ...o} = o);
|
|
if (o === e || o.b !== void 0 || o.c !== 5 || e.b !== 3 || e.c !== 5 || v !== 3) throw 'fail'
|
|
`,
|
|
}),
|
|
)
|
|
|
|
// Check object spread lowering
|
|
// https://github.com/evanw/esbuild/issues/1017
|
|
const objectAssignSemantics = `
|
|
var a, b, p, s = Symbol('s')
|
|
|
|
// Getter
|
|
a = { x: 1 }
|
|
b = { get x() {}, ...a }
|
|
if (b.x !== a.x) throw 'fail: 1'
|
|
|
|
// Symbol getter
|
|
a = {}
|
|
a[s] = 1
|
|
p = {}
|
|
Object.defineProperty(p, s, { get: () => {} })
|
|
b = { __proto__: p, ...a }
|
|
if (b[s] !== a[s]) throw 'fail: 2'
|
|
|
|
// Non-enumerable
|
|
a = {}
|
|
Object.defineProperty(a, 'x', { value: 1 })
|
|
b = { ...a }
|
|
if (b.x === a.x) throw 'fail: 3'
|
|
|
|
// Symbol non-enumerable
|
|
a = {}
|
|
Object.defineProperty(a, s, { value: 1 })
|
|
b = { ...a }
|
|
if (b[s] === a[s]) throw 'fail: 4'
|
|
|
|
// Prototype
|
|
a = Object.create({ x: 1 })
|
|
b = { ...a }
|
|
if (b.x === a.x) throw 'fail: 5'
|
|
|
|
// Symbol prototype
|
|
p = {}
|
|
p[s] = 1
|
|
a = Object.create(p)
|
|
b = { ...a }
|
|
if (b[s] === a[s]) throw 'fail: 6'
|
|
`
|
|
tests.push(
|
|
test(['in.js', '--outfile=node.js'], {
|
|
'in.js': objectAssignSemantics,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--target=es6'], {
|
|
'in.js': objectAssignSemantics,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--target=es5'], {
|
|
'in.js': objectAssignSemantics,
|
|
}),
|
|
)
|
|
|
|
let simpleCyclicImportTestCase542 = {
|
|
'in.js': `
|
|
import {Test} from './lib';
|
|
export function fn() {
|
|
return 42;
|
|
}
|
|
export const foo = [Test];
|
|
if (Test.method() !== 42) throw 'fail'
|
|
`,
|
|
'lib.js': `
|
|
import {fn} from './in';
|
|
export class Test {
|
|
static method() {
|
|
return fn();
|
|
}
|
|
}
|
|
`,
|
|
}
|
|
|
|
// Test internal import order
|
|
tests.push(
|
|
// See https://github.com/evanw/esbuild/issues/421
|
|
test(['--bundle', 'in.js', '--outfile=node.js'], {
|
|
'in.js': `
|
|
import {foo} from './cjs'
|
|
import {bar} from './esm'
|
|
if (foo !== 1 || bar !== 2) throw 'fail'
|
|
`,
|
|
'cjs.js': `exports.foo = 1; global.internal_import_order_test1 = 2`,
|
|
'esm.js': `export let bar = global.internal_import_order_test1`,
|
|
}),
|
|
test(['--bundle', 'in.js', '--outfile=node.js'], {
|
|
'in.js': `
|
|
if (foo !== 3 || bar !== 4) throw 'fail'
|
|
import {foo} from './cjs'
|
|
import {bar} from './esm'
|
|
`,
|
|
'cjs.js': `exports.foo = 3; global.internal_import_order_test2 = 4`,
|
|
'esm.js': `export let bar = global.internal_import_order_test2`,
|
|
}),
|
|
|
|
// See https://github.com/evanw/esbuild/issues/542
|
|
test(['--bundle', 'in.js', '--outfile=node.js'], simpleCyclicImportTestCase542),
|
|
test(['--bundle', 'in.js', '--outfile=node.js', '--format=iife'], simpleCyclicImportTestCase542),
|
|
test(['--bundle', 'in.js', '--outfile=node.js', '--format=iife', '--global-name=someName'], simpleCyclicImportTestCase542),
|
|
)
|
|
|
|
// Test CommonJS semantics
|
|
tests.push(
|
|
// "module.require" should work with internal modules
|
|
test(['--bundle', 'in.js', '--outfile=out.js', '--format=cjs'], {
|
|
'in.js': `export {foo, req} from './foo'`,
|
|
'foo.js': `exports.req = module.require; exports.foo = module.require('./bar')`,
|
|
'bar.js': `exports.bar = 123`,
|
|
'node.js': `if (require('./out').foo.bar !== 123 || require('./out').req !== undefined) throw 'fail'`,
|
|
}),
|
|
test(['--bundle', 'in.js', '--outfile=out.js', '--format=cjs'], {
|
|
'in.js': `export {foo, req} from './foo'`,
|
|
'foo.js': `exports.req = module['require']; exports.foo = module['require']('./bar')`,
|
|
'bar.js': `exports.bar = 123`,
|
|
'node.js': `if (require('./out').foo.bar !== 123 || require('./out').req !== undefined) throw 'fail'`,
|
|
}),
|
|
|
|
// "module.require" should work with external modules
|
|
test(['--bundle', 'in.js', '--outfile=out.js', '--format=cjs', '--external:fs'], {
|
|
'in.js': `export {foo} from './foo'`,
|
|
'foo.js': `exports.foo = module.require('fs').exists`,
|
|
'node.js': `if (require('./out').foo !== require('fs').exists) throw 'fail'`,
|
|
}),
|
|
test(['--bundle', 'in.js', '--outfile=out.js', '--format=cjs'], {
|
|
'in.js': `export {foo} from './foo'`,
|
|
'foo.js': `let fn = (m, p) => m.require(p); exports.foo = fn(module, 'fs').exists`,
|
|
'node.js': `try { require('./out') } catch (e) { return } throw 'fail'`,
|
|
}),
|
|
|
|
// "module.exports" should behave like a normal property
|
|
test(['--bundle', 'in.js', '--outfile=out.js', '--format=cjs'], {
|
|
'in.js': `export {foo} from './foo'`,
|
|
'foo.js': `exports.foo = module.exports`,
|
|
'node.js': `if (require('./out').foo !== require('./out').foo.foo) throw 'fail'`,
|
|
}),
|
|
test(['--bundle', 'in.js', '--outfile=out.js', '--format=cjs'], {
|
|
'in.js': `export {default} from './foo'`,
|
|
'foo.js': `module.exports = 123`,
|
|
'node.js': `if (require('./out').default !== 123) throw 'fail'`,
|
|
}),
|
|
test(['--bundle', 'in.js', '--outfile=out.js', '--format=cjs'], {
|
|
'in.js': `export {default} from './foo'`,
|
|
'foo.js': `let m = module; m.exports = 123`,
|
|
'node.js': `if (require('./out').default !== 123) throw 'fail'`,
|
|
}),
|
|
test(['--bundle', 'in.js', '--outfile=out.js', '--format=cjs'], {
|
|
'in.js': `export {default} from './foo'`,
|
|
'foo.js': `let fn = (m, x) => m.exports = x; fn(module, 123)`,
|
|
'node.js': `if (require('./out').default !== 123) throw 'fail'`,
|
|
}),
|
|
|
|
// Deferred require shouldn't affect import
|
|
test(['--bundle', 'in.js', '--outfile=node.js', '--format=cjs'], {
|
|
'in.js': `
|
|
import { foo } from './a'
|
|
import './b'
|
|
if (foo !== 123) throw 'fail'
|
|
`,
|
|
'a.js': `
|
|
export let foo = 123
|
|
`,
|
|
'b.js': `
|
|
setTimeout(() => require('./a'), 0)
|
|
`,
|
|
}),
|
|
)
|
|
|
|
// Test internal CommonJS export
|
|
tests.push(
|
|
test(['--bundle', 'in.js', '--outfile=node.js'], {
|
|
'in.js': `const out = require('./foo'); if (out.__esModule || out.foo !== 123) throw 'fail'`,
|
|
'foo.js': `exports.foo = 123`,
|
|
}),
|
|
test(['--bundle', 'in.js', '--outfile=node.js'], {
|
|
'in.js': `const out = require('./foo'); if (out.__esModule || out !== 123) throw 'fail'`,
|
|
'foo.js': `module.exports = 123`,
|
|
}),
|
|
test(['--bundle', 'in.js', '--outfile=node.js'], {
|
|
'in.js': `const out = require('./foo'); if (out.__esModule || out.foo !== 123) throw 'fail'`,
|
|
'foo.js': `export const foo = 123`,
|
|
}),
|
|
test(['--bundle', 'in.js', '--outfile=node.js'], {
|
|
'in.js': `const out = require('./foo'); if (out.__esModule || out.default !== 123) throw 'fail'`,
|
|
'foo.js': `export default 123`,
|
|
}),
|
|
|
|
// Self export
|
|
test(['--bundle', 'in.js', '--outfile=node.js'], {
|
|
'in.js': `exports.foo = 123; const out = require('./in'); if (out.__esModule || out.foo !== 123) throw 'fail'`,
|
|
}),
|
|
test(['--bundle', 'in.js', '--outfile=node.js'], {
|
|
'in.js': `module.exports = 123; const out = require('./in'); if (out.__esModule || out !== 123) throw 'fail'`,
|
|
}),
|
|
test(['--bundle', 'in.js', '--outfile=node.js', '--format=cjs'], {
|
|
'in.js': `export const foo = 123; const out = require('./in'); if (!out.__esModule || out.foo !== 123) throw 'fail'`,
|
|
}),
|
|
test(['--bundle', 'in.js', '--outfile=node.js', '--format=cjs'], {
|
|
'in.js': `export default 123; const out = require('./in'); if (!out.__esModule || out.default !== 123) throw 'fail'`,
|
|
}),
|
|
test(['--bundle', 'in.js', '--outfile=node.js', '--format=esm'], {
|
|
'in.js': `export const foo = 123; const out = require('./in'); if (out.__esModule || out.foo !== 123) throw 'fail'`,
|
|
}),
|
|
test(['--bundle', 'in.js', '--outfile=node.js', '--format=esm'], {
|
|
'in.js': `export default 123; const out = require('./in'); if (out.__esModule || out.default !== 123) throw 'fail'`,
|
|
}),
|
|
|
|
// Test bundled and non-bundled double export star
|
|
test(['node.ts', '--bundle', '--format=cjs', '--outdir=.'], {
|
|
'node.ts': `
|
|
import {a, b} from './re-export'
|
|
if (a !== 'a' || b !== 'b') throw 'fail'
|
|
`,
|
|
're-export.ts': `
|
|
export * from './a'
|
|
export * from './b'
|
|
`,
|
|
'a.ts': `
|
|
export let a = 'a'
|
|
`,
|
|
'b.ts': `
|
|
export let b = 'b'
|
|
`,
|
|
}),
|
|
test(['node.ts', '--bundle', '--format=cjs', '--outdir=.'], {
|
|
'node.ts': `
|
|
import {a, b} from './re-export'
|
|
if (a !== 'a' || b !== 'b') throw 'fail'
|
|
|
|
// Try forcing all of these modules to be wrappers
|
|
require('./node')
|
|
require('./re-export')
|
|
require('./a')
|
|
require('./b')
|
|
`,
|
|
're-export.ts': `
|
|
export * from './a'
|
|
export * from './b'
|
|
`,
|
|
'a.ts': `
|
|
export let a = 'a'
|
|
`,
|
|
'b.ts': `
|
|
export let b = 'b'
|
|
`,
|
|
}),
|
|
test(['node.ts', '--bundle', '--format=cjs', '--outdir=.'], {
|
|
'node.ts': `
|
|
import {a, b, c, d} from './re-export'
|
|
if (a !== 'a' || b !== 'b' || c !== 'c' || d !== 'd') throw 'fail'
|
|
|
|
// Try forcing all of these modules to be wrappers
|
|
require('./node')
|
|
require('./re-export')
|
|
require('./a')
|
|
require('./b')
|
|
`,
|
|
're-export.ts': `
|
|
export * from './a'
|
|
export * from './b'
|
|
export * from './d'
|
|
`,
|
|
'a.ts': `
|
|
export let a = 'a'
|
|
`,
|
|
'b.ts': `
|
|
exports.b = 'b'
|
|
`,
|
|
'c.ts': `
|
|
exports.c = 'c'
|
|
`,
|
|
'd.ts': `
|
|
export * from './c'
|
|
export let d = 'd'
|
|
`,
|
|
}),
|
|
test(['node.ts', 're-export.ts', 'a.ts', 'b.ts', '--format=cjs', '--outdir=.'], {
|
|
'node.ts': `
|
|
import {a, b} from './re-export'
|
|
if (a !== 'a' || b !== 'b') throw 'fail'
|
|
`,
|
|
're-export.ts': `
|
|
export * from './a'
|
|
export * from './b'
|
|
`,
|
|
'a.ts': `
|
|
export let a = 'a'
|
|
`,
|
|
'b.ts': `
|
|
export let b = 'b'
|
|
`,
|
|
}),
|
|
test(['entry1.js', 'entry2.js', '--splitting', '--bundle', '--format=esm', '--outdir=out'], {
|
|
'entry1.js': `
|
|
import { abc, def, xyz } from './a'
|
|
export default [abc, def, xyz]
|
|
`,
|
|
'entry2.js': `
|
|
import * as x from './b'
|
|
export default x
|
|
`,
|
|
'a.js': `
|
|
export let abc = 'abc'
|
|
export * from './b'
|
|
`,
|
|
'b.js': `
|
|
export * from './c'
|
|
export const def = 'def'
|
|
`,
|
|
'c.js': `
|
|
exports.xyz = 'xyz'
|
|
`,
|
|
'node.js': `
|
|
import entry1 from './out/entry1.js'
|
|
import entry2 from './out/entry2.js'
|
|
if (entry1[0] !== 'abc' || entry1[1] !== 'def' || entry1[2] !== 'xyz') throw 'fail'
|
|
if (entry2.def !== 'def' || entry2.xyz !== 'xyz') throw 'fail'
|
|
`,
|
|
}),
|
|
|
|
// Complex circular bundled and non-bundled import case (https://github.com/evanw/esbuild/issues/758)
|
|
test(['node.ts', '--bundle', '--format=cjs', '--outdir=.'], {
|
|
'node.ts': `
|
|
import {a} from './re-export'
|
|
let fn = a()
|
|
if (fn === a || fn() !== a) throw 'fail'
|
|
`,
|
|
're-export.ts': `
|
|
export * from './a'
|
|
`,
|
|
'a.ts': `
|
|
import {b} from './b'
|
|
export let a = () => b
|
|
`,
|
|
'b.ts': `
|
|
import {a} from './re-export'
|
|
export let b = () => a
|
|
`,
|
|
}),
|
|
test(['node.ts', '--bundle', '--format=cjs', '--outdir=.'], {
|
|
'node.ts': `
|
|
import {a} from './re-export'
|
|
let fn = a()
|
|
if (fn === a || fn() !== a) throw 'fail'
|
|
|
|
// Try forcing all of these modules to be wrappers
|
|
require('./node')
|
|
require('./re-export')
|
|
require('./a')
|
|
require('./b')
|
|
`,
|
|
're-export.ts': `
|
|
export * from './a'
|
|
`,
|
|
'a.ts': `
|
|
import {b} from './b'
|
|
export let a = () => b
|
|
`,
|
|
'b.ts': `
|
|
import {a} from './re-export'
|
|
export let b = () => a
|
|
`,
|
|
}),
|
|
test(['node.ts', 're-export.ts', 'a.ts', 'b.ts', '--format=cjs', '--outdir=.'], {
|
|
'node.ts': `
|
|
import {a} from './re-export'
|
|
let fn = a()
|
|
|
|
// Note: The "void 0" is different here. This case broke when fixing
|
|
// something else ("default" export semantics in node). This test still
|
|
// exists to document this broken behavior.
|
|
if (fn === a || fn() !== void 0) throw 'fail'
|
|
`,
|
|
're-export.ts': `
|
|
export * from './a'
|
|
`,
|
|
'a.ts': `
|
|
import {b} from './b'
|
|
export let a = () => b
|
|
`,
|
|
'b.ts': `
|
|
import {a} from './re-export'
|
|
export let b = () => a
|
|
`,
|
|
}),
|
|
|
|
// Use "eval" to access CommonJS variables
|
|
test(['--bundle', 'in.js', '--outfile=node.js'], {
|
|
'in.js': `if (require('./eval').foo !== 123) throw 'fail'`,
|
|
'eval.js': `eval('exports.foo = 123')`,
|
|
}),
|
|
test(['--bundle', 'in.js', '--outfile=node.js'], {
|
|
'in.js': `if (require('./eval').foo !== 123) throw 'fail'`,
|
|
'eval.js': `eval('module.exports = {foo: 123}')`,
|
|
}),
|
|
)
|
|
|
|
// Test internal ES6 export
|
|
for (const minify of [[], ['--minify']]) {
|
|
for (const target of ['es5', 'es6']) {
|
|
tests.push(
|
|
test(['--bundle', 'in.js', '--outfile=node.js', '--target=' + target].concat(minify), {
|
|
'in.js': `import * as out from './foo'; if (out.foo !== 123) throw 'fail'`,
|
|
'foo.js': `exports.foo = 123`,
|
|
}),
|
|
test(['--bundle', 'in.js', '--outfile=node.js', '--target=' + target].concat(minify), {
|
|
'in.js': `import * as out from './foo'; if (out.default !== 123) throw 'fail'`,
|
|
'foo.js': `module.exports = 123`,
|
|
}),
|
|
test(['--bundle', 'in.js', '--outfile=node.js', '--target=' + target].concat(minify), {
|
|
'in.js': `import * as out from './foo'; if (out.default !== null) throw 'fail'`,
|
|
'foo.js': `module.exports = null`,
|
|
}),
|
|
test(['--bundle', 'in.js', '--outfile=node.js', '--target=' + target].concat(minify), {
|
|
'in.js': `import * as out from './foo'; if (out.default !== void 0) throw 'fail'`,
|
|
'foo.js': `module.exports = void 0`,
|
|
}),
|
|
test(['--bundle', 'in.js', '--outfile=node.js', '--target=' + target].concat(minify), {
|
|
'in.js': `import * as out from './foo'; if (out.foo !== 123) throw 'fail'`,
|
|
'foo.js': `export var foo = 123`,
|
|
}),
|
|
test(['--bundle', 'in.js', '--outfile=node.js', '--target=' + target].concat(minify), {
|
|
'in.js': `import * as out from './foo'; if (out.default !== 123) throw 'fail'`,
|
|
'foo.js': `export default 123`,
|
|
}),
|
|
|
|
// Self export
|
|
test(['--bundle', 'in.js', '--outfile=node.js', '--target=' + target].concat(minify), {
|
|
// Exporting like this doesn't work, but that's ok
|
|
'in.js': `exports.foo = 123; import * as out from './in'; if (out.foo !== undefined) throw 'fail'`,
|
|
}),
|
|
test(['--bundle', 'in.js', '--outfile=node.js', '--target=' + target].concat(minify), {
|
|
// Exporting like this doesn't work, but that's ok
|
|
'in.js': `module.exports = {foo: 123}; import * as out from './in'; if (out.foo !== undefined) throw 'fail'`,
|
|
}),
|
|
test(['--bundle', 'in.js', '--outfile=node.js', '--target=' + target].concat(minify), {
|
|
'in.js': `export var foo = 123; import * as out from './in'; if (out.foo !== 123) throw 'fail'`,
|
|
}),
|
|
test(['--bundle', 'in.js', '--outfile=node.js', '--target=' + target].concat(minify), {
|
|
'in.js': `export default 123; import * as out from './in'; if (out.default !== 123) throw 'fail'`,
|
|
}),
|
|
|
|
// Check the value of "this"
|
|
test(['--bundle', 'in.js', '--outfile=node.js', '--target=' + target].concat(minify), {
|
|
'in.js': `import {foo} from './foo'; if (foo() !== (function() { return this })()) throw 'fail'`,
|
|
'foo.js': `export function foo() { return this }`,
|
|
}),
|
|
test(['--bundle', 'in.js', '--outfile=node.js', '--target=' + target].concat(minify), {
|
|
'in.js': `import foo from './foo'; if (foo() !== (function() { return this })()) throw 'fail'`,
|
|
'foo.js': `export default function() { return this }`,
|
|
}),
|
|
test(['--bundle', 'in.js', '--outfile=node.js', '--target=' + target].concat(minify), {
|
|
'in.js': `import {foo} from './foo'; require('./foo'); if (foo() !== (function() { return this })()) throw 'fail'`,
|
|
'foo.js': `export function foo() { return this }`,
|
|
}),
|
|
test(['--bundle', 'in.js', '--outfile=node.js', '--target=' + target].concat(minify), {
|
|
'in.js': `import foo from './foo'; require('./foo'); if (foo() !== (function() { return this })()) throw 'fail'`,
|
|
'foo.js': `export default function() { return this }`,
|
|
}),
|
|
test(['--bundle', '--external:./foo', '--format=cjs', 'in.js', '--outfile=node.js', '--target=' + target].concat(minify), {
|
|
'in.js': `import {foo} from './foo'; if (foo() !== (function() { return this })()) throw 'fail'`,
|
|
'foo.js': `exports.foo = function() { return this }`,
|
|
}),
|
|
test(['--bundle', '--external:./foo', '--format=cjs', 'in.js', '--outfile=node.js', '--target=' + target].concat(minify), {
|
|
'in.js': `import foo from './foo'; if (foo() !== (function() { return this })()) throw 'fail'`,
|
|
'foo.js': `module.exports = function() { return this }`,
|
|
}),
|
|
)
|
|
}
|
|
|
|
tests.push(
|
|
// Make sure entry points where a dependency has top-level await are awaited
|
|
test(['--bundle', 'in.js', '--outfile=out.js', '--format=esm'].concat(minify), {
|
|
'in.js': `import './foo'; import('./in.js'); throw 'fail'`,
|
|
'foo.js': `throw await 'stop'`,
|
|
'node.js': `export let async = async () => { try { await import('./out.js') } catch (e) { if (e === 'stop') return } throw 'fail' }`,
|
|
}, { async: true }),
|
|
|
|
// Self export
|
|
test(['--bundle', 'in.js', '--outfile=node.js', '--format=esm'].concat(minify), {
|
|
'in.js': `export default 123; export let async = async () => { const out = await import('./in'); if (out.default !== 123) throw 'fail' }`,
|
|
}, { async: true }),
|
|
test(['--bundle', 'in.js', '--outfile=node.js', '--format=esm'].concat(minify), {
|
|
'in.js': `export default 123; import * as out from './in'; export let async = async () => { await import('./in'); if (out.default !== 123) throw 'fail' }`,
|
|
}, { async: true }),
|
|
|
|
// Inject
|
|
test(['--bundle', 'node.ts', 'node2.ts', '--outdir=.', '--format=esm', '--inject:foo.js', '--splitting'].concat(minify), {
|
|
'node.ts': `if (foo.bar !== 123) throw 'fail'`,
|
|
'node2.ts': `throw [foo.bar, require('./node2.ts')] // Force this file to be lazily initialized so foo.js is lazily initialized`,
|
|
'foo.js': `export let foo = {bar: 123}`,
|
|
}),
|
|
)
|
|
}
|
|
|
|
// Check that duplicate top-level exports don't collide in the presence of "eval"
|
|
tests.push(
|
|
test(['--bundle', '--format=esm', 'in.js', '--outfile=node.js'], {
|
|
'in.js': `
|
|
import a from './a'
|
|
if (a !== 'runner1.js') throw 'fail'
|
|
`,
|
|
'a.js': `
|
|
import { run } from './runner1'
|
|
export default run()
|
|
`,
|
|
'runner1.js': `
|
|
let data = eval('"runner1" + ".js"')
|
|
export function run() { return data }
|
|
|
|
// Do this here instead of in "in.js" so that log order is deterministic
|
|
import b from './b'
|
|
if (b !== 'runner2.js') throw 'fail'
|
|
`,
|
|
'b.js': `
|
|
import { run } from './runner2'
|
|
export default run()
|
|
`,
|
|
'runner2.js': `
|
|
let data = eval('"runner2" + ".js"')
|
|
export function run() { return data }
|
|
`,
|
|
}, {
|
|
expectedStderr: ` > runner1.js:2:19: warning: Using direct eval with a bundler is not recommended and may cause problems (more info: https://esbuild.github.io/link/direct-eval)
|
|
2 │ let data = eval('"runner1" + ".js"')
|
|
╵ ~~~~
|
|
|
|
> runner2.js:2:19: warning: Using direct eval with a bundler is not recommended and may cause problems (more info: https://esbuild.github.io/link/direct-eval)
|
|
2 │ let data = eval('"runner2" + ".js"')
|
|
╵ ~~~~
|
|
|
|
`,
|
|
}),
|
|
test(['--bundle', '--format=esm', '--splitting', 'in.js', 'in2.js', '--outdir=out'], {
|
|
'in.js': `
|
|
import a from './a'
|
|
import b from './b'
|
|
export default [a, b]
|
|
`,
|
|
'a.js': `
|
|
import { run } from './runner1'
|
|
export default run()
|
|
`,
|
|
'runner1.js': `
|
|
let data = eval('"runner1" + ".js"')
|
|
export function run() { return data }
|
|
`,
|
|
'b.js': `
|
|
import { run } from './runner2'
|
|
export default run()
|
|
`,
|
|
'runner2.js': `
|
|
let data = eval('"runner2" + ".js"')
|
|
export function run() { return data }
|
|
`,
|
|
'in2.js': `
|
|
import { run } from './runner2'
|
|
export default run()
|
|
`,
|
|
'node.js': `
|
|
import ab from './out/in.js'
|
|
if (ab[0] !== 'runner1.js' || ab[1] !== 'runner2.js') throw 'fail'
|
|
`,
|
|
}, {
|
|
expectedStderr: ` > runner2.js:2:19: warning: Using direct eval with a bundler is not recommended and may cause problems (more info: https://esbuild.github.io/link/direct-eval)
|
|
2 │ let data = eval('"runner2" + ".js"')
|
|
╵ ~~~~
|
|
|
|
> runner1.js:2:19: warning: Using direct eval with a bundler is not recommended and may cause problems (more info: https://esbuild.github.io/link/direct-eval)
|
|
2 │ let data = eval('"runner1" + ".js"')
|
|
╵ ~~~~
|
|
|
|
`,
|
|
}),
|
|
)
|
|
|
|
// Test "default" exports in ESM-to-CommonJS conversion scenarios
|
|
tests.push(
|
|
test(['in.js', '--outfile=node.js', '--format=cjs'], {
|
|
'in.js': `import def from './foo'; if (def !== 123) throw 'fail'`,
|
|
'foo.js': `exports.__esModule = true; exports.default = 123`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--format=cjs'], {
|
|
'in.js': `import * as ns from './foo'; if (ns.default !== 123) throw 'fail'`,
|
|
'foo.js': `exports.__esModule = true; exports.default = 123`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--format=cjs'], {
|
|
'in.js': `import def from './foo'; if (!def || def.foo !== 123) throw 'fail'`,
|
|
'foo.js': `exports.__esModule = true; exports.foo = 123`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--format=cjs'], {
|
|
'in.js': `import * as ns from './foo'; if (!ns.default || ns.default.foo !== 123) throw 'fail'`,
|
|
'foo.js': `exports.__esModule = true; exports.foo = 123`,
|
|
}),
|
|
)
|
|
|
|
// Test external CommonJS export
|
|
tests.push(
|
|
test(['--bundle', 'foo.js', '--outfile=out.js', '--format=cjs'], {
|
|
'foo.js': `exports.foo = 123`,
|
|
'node.js': `const out = require('./out'); if (out.__esModule || out.foo !== 123) throw 'fail'`,
|
|
}),
|
|
test(['--bundle', 'foo.js', '--outfile=out.js', '--format=cjs'], {
|
|
'foo.js': `module.exports = 123`,
|
|
'node.js': `const out = require('./out'); if (out.__esModule || out !== 123) throw 'fail'`,
|
|
}),
|
|
test(['--bundle', 'foo.js', '--outfile=out.js', '--format=esm'], {
|
|
'foo.js': `exports.foo = 123`,
|
|
'node.js': `import out from './out.js'; if (out.foo !== 123) throw 'fail'`,
|
|
}),
|
|
test(['--bundle', 'foo.js', '--outfile=out.js', '--format=esm'], {
|
|
'foo.js': `module.exports = 123`,
|
|
'node.js': `import out from './out.js'; if (out !== 123) throw 'fail'`,
|
|
}),
|
|
)
|
|
|
|
// Test external ES6 export
|
|
tests.push(
|
|
test(['--bundle', 'foo.js', '--outfile=out.js', '--format=cjs'], {
|
|
'foo.js': `export const foo = 123`,
|
|
'node.js': `const out = require('./out'); if (!out.__esModule || out.foo !== 123) throw 'fail'`,
|
|
}),
|
|
test(['--bundle', 'foo.js', '--outfile=out.js', '--format=cjs'], {
|
|
'foo.js': `export default 123`,
|
|
'node.js': `const out = require('./out'); if (!out.__esModule || out.default !== 123) throw 'fail'`,
|
|
}),
|
|
test(['--bundle', 'foo.js', '--outfile=out.js', '--format=esm'], {
|
|
'foo.js': `export const foo = 123`,
|
|
'node.js': `import {foo} from './out.js'; if (foo !== 123) throw 'fail'`,
|
|
}),
|
|
test(['--bundle', 'foo.js', '--outfile=out.js', '--format=esm'], {
|
|
'foo.js': `export default 123`,
|
|
'node.js': `import out from './out.js'; if (out !== 123) throw 'fail'`,
|
|
}),
|
|
|
|
// External package
|
|
test(['--bundle', 'foo.js', '--outfile=out.js', '--format=cjs', '--external:fs'], {
|
|
'foo.js': `import {exists} from "fs"; export {exists}`,
|
|
'node.js': `const out = require('./out'); if (!out.__esModule || out.exists !== require('fs').exists) throw 'fail'`,
|
|
}),
|
|
test(['--bundle', 'foo.js', '--outfile=out.js', '--format=esm', '--external:fs'], {
|
|
'foo.js': `import {exists} from "fs"; export {exists}`,
|
|
'node.js': `import {exists} from "./out.js"; import * as fs from "fs"; if (exists !== fs.exists) throw 'fail'`,
|
|
}),
|
|
test(['--bundle', 'foo.js', '--outfile=out.js', '--format=cjs', '--external:fs'], {
|
|
'foo.js': `import * as fs from "fs"; export let exists = fs.exists`,
|
|
'node.js': `const out = require('./out'); if (!out.__esModule || out.exists !== require('fs').exists) throw 'fail'`,
|
|
}),
|
|
test(['--bundle', 'foo.js', '--outfile=out.js', '--format=esm', '--external:fs'], {
|
|
'foo.js': `import * as fs from "fs"; export let exists = fs.exists`,
|
|
'node.js': `import {exists} from "./out.js"; import * as fs from "fs"; if (exists !== fs.exists) throw 'fail'`,
|
|
}),
|
|
test(['--bundle', 'foo.js', '--outfile=out.js', '--format=cjs', '--external:fs'], {
|
|
'foo.js': `export {exists} from "fs"`,
|
|
'node.js': `const out = require('./out'); if (!out.__esModule || out.exists !== require('fs').exists) throw 'fail'`,
|
|
}),
|
|
test(['--bundle', 'foo.js', '--outfile=out.js', '--format=esm', '--external:fs'], {
|
|
'foo.js': `export {exists} from "fs"`,
|
|
'node.js': `import {exists} from "./out.js"; import * as fs from "fs"; if (exists !== fs.exists) throw 'fail'`,
|
|
}),
|
|
test(['--bundle', 'foo.js', '--outfile=out.js', '--format=cjs', '--external:fs'], {
|
|
'foo.js': `export * from "fs"`,
|
|
'node.js': `const out = require('./out'); if (!out.__esModule || out.exists !== require('fs').exists) throw 'fail'`,
|
|
}),
|
|
test(['--bundle', 'foo.js', '--outfile=out.js', '--format=esm', '--external:fs'], {
|
|
'foo.js': `export * from "fs"`,
|
|
'node.js': `import {exists} from "./out.js"; import * as fs from "fs"; if (exists !== fs.exists) throw 'fail'`,
|
|
}),
|
|
test(['--bundle', 'foo.js', '--outfile=out.js', '--format=cjs', '--external:fs'], {
|
|
'foo.js': `export * as star from "fs"`,
|
|
'node.js': `const out = require('./out'); if (!out.__esModule || out.star.exists !== require('fs').exists) throw 'fail'`,
|
|
}),
|
|
test(['--bundle', 'foo.js', '--outfile=out.js', '--format=esm', '--external:fs'], {
|
|
'foo.js': `export * as star from "fs"`,
|
|
'node.js': `import {star} from "./out.js"; import * as fs from "fs"; if (star.exists !== fs.exists) throw 'fail'`,
|
|
}),
|
|
)
|
|
|
|
// ES6 export star of CommonJS module
|
|
tests.push(
|
|
// Internal
|
|
test(['--bundle', 'entry.js', '--outfile=node.js'], {
|
|
'entry.js': `import * as ns from './re-export'; if (ns.foo !== 123) throw 'fail'`,
|
|
're-export.js': `export * from './commonjs'`,
|
|
'commonjs.js': `exports.foo = 123`,
|
|
}),
|
|
test(['--bundle', 'entry.js', '--outfile=node.js'], {
|
|
'entry.js': `import {foo} from './re-export'; if (foo !== 123) throw 'fail'`,
|
|
're-export.js': `export * from './commonjs'`,
|
|
'commonjs.js': `exports.foo = 123`,
|
|
}),
|
|
|
|
// External
|
|
test(['--bundle', 'entry.js', '--outfile=node.js', '--external:fs'], {
|
|
'entry.js': `import * as ns from './re-export'; if (typeof ns.exists !== 'function') throw 'fail'`,
|
|
're-export.js': `export * from 'fs'`,
|
|
}),
|
|
test(['--bundle', 'entry.js', '--outfile=node.js', '--external:fs'], {
|
|
'entry.js': `import {exists} from './re-export'; if (typeof exists !== 'function') throw 'fail'`,
|
|
're-export.js': `export * from 'fs'`,
|
|
}),
|
|
|
|
// External (masked)
|
|
test(['--bundle', 'entry.js', '--outfile=node.js', '--external:fs'], {
|
|
'entry.js': `import * as ns from './re-export'; if (ns.exists !== 123) throw 'fail'`,
|
|
're-export.js': `export * from 'fs'; export let exists = 123`,
|
|
}),
|
|
test(['--bundle', 'entry.js', '--outfile=node.js', '--external:fs'], {
|
|
'entry.js': `import {exists} from './re-export'; if (exists !== 123) throw 'fail'`,
|
|
're-export.js': `export * from 'fs'; export let exists = 123`,
|
|
}),
|
|
|
|
// Export CommonJS export from ES6 module
|
|
test(['--bundle', 'entry.js', '--outfile=out.js', '--format=cjs'], {
|
|
'entry.js': `export {bar} from './foo'`,
|
|
'foo.js': `exports.bar = 123`,
|
|
'node.js': `const out = require('./out.js'); if (out.bar !== 123) throw 'fail'`,
|
|
}),
|
|
test(['--bundle', 'entry.js', '--outfile=out.js', '--format=esm'], {
|
|
'entry.js': `export {bar} from './foo'`,
|
|
'foo.js': `exports.bar = 123`,
|
|
'node.js': `import {bar} from './out.js'; if (bar !== 123) throw 'fail'`,
|
|
}),
|
|
)
|
|
|
|
// Test imports from modules without any imports
|
|
tests.push(
|
|
test(['in.js', '--outfile=node.js', '--bundle'], {
|
|
'in.js': `
|
|
import * as ns from 'pkg'
|
|
if (ns.default === void 0) throw 'fail'
|
|
`,
|
|
'node_modules/pkg/index.js': ``,
|
|
}, {}),
|
|
test(['in.js', '--outfile=node.js', '--bundle'], {
|
|
'in.js': `
|
|
import * as ns from 'pkg/index.cjs'
|
|
if (ns.default === void 0) throw 'fail'
|
|
`,
|
|
'node_modules/pkg/index.cjs': ``,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--bundle'], {
|
|
'in.js': `
|
|
import * as ns from 'pkg/index.mjs'
|
|
if (ns.default !== void 0) throw 'fail'
|
|
`,
|
|
'node_modules/pkg/index.mjs': ``,
|
|
}, {
|
|
expectedStderr: ` > in.js:3:15: warning: Import "default" will always be undefined because there is no matching export
|
|
3 │ if (ns.default !== void 0) throw 'fail'
|
|
╵ ~~~~~~~
|
|
|
|
`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--bundle'], {
|
|
'in.js': `
|
|
import * as ns from 'pkg'
|
|
if (ns.default === void 0) throw 'fail'
|
|
`,
|
|
'node_modules/pkg/package.json': `{
|
|
"type": "commonjs"
|
|
}`,
|
|
'node_modules/pkg/index.js': ``,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--bundle'], {
|
|
'in.js': `
|
|
import * as ns from 'pkg'
|
|
if (ns.default !== void 0) throw 'fail'
|
|
`,
|
|
'node_modules/pkg/package.json': `{
|
|
"type": "module"
|
|
}`,
|
|
'node_modules/pkg/index.js': ``,
|
|
}, {
|
|
expectedStderr: ` > in.js:3:15: warning: Import "default" will always be undefined because there is no matching export
|
|
3 │ if (ns.default !== void 0) throw 'fail'
|
|
╵ ~~~~~~~
|
|
|
|
`,
|
|
}),
|
|
)
|
|
|
|
// Test imports not being able to access the namespace object
|
|
tests.push(
|
|
test(['in.js', '--outfile=node.js', '--bundle'], {
|
|
'in.js': `
|
|
import {foo} from './esm'
|
|
if (foo !== 123) throw 'fail'
|
|
`,
|
|
'esm.js': `Object.defineProperty(exports, 'foo', {value: 123, enumerable: false})`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--bundle'], {
|
|
'in.js': `
|
|
import * as ns from './esm'
|
|
if (ns[Math.random() < 2 && 'foo'] !== 123) throw 'fail'
|
|
`,
|
|
'esm.js': `Object.defineProperty(exports, 'foo', {value: 123, enumerable: false})`,
|
|
}),
|
|
)
|
|
|
|
// Test imports of properties from the prototype chain of "module.exports" for Webpack compatibility
|
|
tests.push(
|
|
// Imports
|
|
test(['in.js', '--outfile=node.js', '--bundle'], {
|
|
'in.js': `
|
|
import def from './cjs-proto'
|
|
import {prop} from './cjs-proto'
|
|
if (def.prop !== 123 || prop !== 123) throw 'fail'
|
|
`,
|
|
'cjs-proto.js': `module.exports = Object.create({prop: 123})`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--bundle'], {
|
|
'in.js': `
|
|
import def, {prop} from './cjs-proto' // The TypeScript compiler fails with this syntax
|
|
if (def.prop !== 123 || prop !== 123) throw 'fail'
|
|
`,
|
|
'cjs-proto.js': `module.exports = Object.create({prop: 123})`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--bundle'], {
|
|
'in.js': `
|
|
import * as star from './cjs-proto'
|
|
if (!star.default || star.default.prop !== 123 || star.prop !== 123) throw 'fail'
|
|
`,
|
|
'cjs-proto.js': `module.exports = Object.create({prop: 123})`,
|
|
}),
|
|
|
|
// Re-exports
|
|
test(['in.js', '--outfile=node.js', '--bundle'], {
|
|
'in.js': `
|
|
import * as test from './reexport'
|
|
if (test.def.prop !== 123 || test.prop !== 123) throw 'fail'
|
|
`,
|
|
'reexport.js': `
|
|
export {default as def} from './cjs-proto'
|
|
export {prop} from './cjs-proto'
|
|
`,
|
|
'cjs-proto.js': `module.exports = Object.create({prop: 123})`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--bundle'], {
|
|
'in.js': `
|
|
import * as test from './reexport'
|
|
if (test.def.prop !== 123 || test.prop !== 123) throw 'fail'
|
|
`,
|
|
'reexport.js': `
|
|
export {default as def, prop} from './cjs-proto' // The TypeScript compiler fails with this syntax
|
|
`,
|
|
'cjs-proto.js': `module.exports = Object.create({prop: 123})`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--bundle'], {
|
|
'in.js': `
|
|
import * as test from './reexport'
|
|
// Note: the specification says to ignore default exports in "export * from"
|
|
// Note: re-exporting prototype properties using "export * from" is not supported
|
|
if (test.default || test.prop !== void 0) throw 'fail'
|
|
`,
|
|
'reexport.js': `
|
|
export * from './cjs-proto'
|
|
`,
|
|
'cjs-proto.js': `module.exports = Object.create({prop: 123})`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--bundle'], {
|
|
'in.js': `
|
|
import {star} from './reexport'
|
|
if (!star.default || star.default.prop !== 123 || star.prop !== 123) throw 'fail'
|
|
`,
|
|
'reexport.js': `
|
|
export * as star from './cjs-proto'
|
|
`,
|
|
'cjs-proto.js': `module.exports = Object.create({prop: 123})`,
|
|
}),
|
|
)
|
|
|
|
// Test for format conversion without bundling
|
|
tests.push(
|
|
// ESM => ESM
|
|
test(['in.js', '--outfile=node.js', '--format=esm'], {
|
|
'in.js': `
|
|
import {exists} from 'fs'
|
|
if (!exists) throw 'fail'
|
|
`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--format=esm'], {
|
|
'in.js': `
|
|
import fs from 'fs'
|
|
if (!fs.exists) throw 'fail'
|
|
`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--format=esm'], {
|
|
'in.js': `
|
|
import * as fs from 'fs'
|
|
if (!fs.exists) throw 'fail'
|
|
`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--format=esm'], {
|
|
'in.js': `
|
|
let fn = async () => {
|
|
let fs = await import('fs')
|
|
if (!fs.exists) throw 'fail'
|
|
}
|
|
export {fn as async}
|
|
`,
|
|
}, { async: true }),
|
|
test(['in.js', '--outfile=out.js', '--format=esm'], {
|
|
'in.js': `
|
|
export let foo = 'abc'
|
|
export default function() {
|
|
return 123
|
|
}
|
|
`,
|
|
'node.js': `
|
|
import * as out from './out.js'
|
|
if (out.foo !== 'abc' || out.default() !== 123) throw 'fail'
|
|
`,
|
|
}),
|
|
|
|
// ESM => CJS
|
|
test(['in.js', '--outfile=node.js', '--format=cjs'], {
|
|
'in.js': `
|
|
import {exists} from 'fs'
|
|
if (!exists) throw 'fail'
|
|
`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--format=cjs'], {
|
|
'in.js': `
|
|
import fs from 'fs'
|
|
if (!fs.exists) throw 'fail'
|
|
`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--format=cjs'], {
|
|
'in.js': `
|
|
import * as fs from 'fs'
|
|
if (!fs.exists) throw 'fail'
|
|
`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--format=cjs'], {
|
|
'in.js': `
|
|
let fn = async () => {
|
|
let fs = await import('fs')
|
|
if (!fs.exists) throw 'fail'
|
|
}
|
|
export {fn as async}
|
|
`,
|
|
}, { async: true }),
|
|
test(['in.js', '--outfile=out.js', '--format=cjs'], {
|
|
'in.js': `
|
|
export let foo = 'abc'
|
|
export default function() {
|
|
return 123
|
|
}
|
|
`,
|
|
'node.js': `
|
|
const out = require('./out.js')
|
|
if (out.foo !== 'abc' || out.default() !== 123) throw 'fail'
|
|
`,
|
|
}),
|
|
test(['in.js', '--outfile=out.cjs', '--format=cjs', '--platform=node'], {
|
|
'in.js': `
|
|
export let foo = 123
|
|
let bar = 234
|
|
export { bar as if }
|
|
export default 345
|
|
`,
|
|
'node.js': `
|
|
exports.async = async () => {
|
|
let out = await import('./out.cjs')
|
|
let keys = Object.keys(out)
|
|
if (
|
|
!keys.includes('default') || !keys.includes('foo') || !keys.includes('if') ||
|
|
out.foo !== 123 || out.if !== 234 ||
|
|
out.default.foo !== 123 || out.default.if !== 234 || out.default.default !== 345
|
|
) throw 'fail'
|
|
}
|
|
`,
|
|
}, { async: true }),
|
|
|
|
// ESM => IIFE
|
|
test(['in.js', '--outfile=node.js', '--format=iife'], {
|
|
'in.js': `
|
|
import {exists} from 'fs'
|
|
if (!exists) throw 'fail'
|
|
`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--format=iife'], {
|
|
'in.js': `
|
|
import fs from 'fs'
|
|
if (!fs.exists) throw 'fail'
|
|
`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--format=iife'], {
|
|
'in.js': `
|
|
import * as fs from 'fs'
|
|
if (!fs.exists) throw 'fail'
|
|
`,
|
|
}),
|
|
test(['in.js', '--outfile=out.js', '--format=iife', '--global-name=test'], {
|
|
'in.js': `
|
|
let fn = async () => {
|
|
let fs = await import('fs')
|
|
if (!fs.exists) throw 'fail'
|
|
}
|
|
export {fn as async}
|
|
`,
|
|
'node.js': `
|
|
const code = require('fs').readFileSync(__dirname + '/out.js', 'utf8')
|
|
const out = new Function('require', code + '; return test')(require)
|
|
exports.async = out.async
|
|
`,
|
|
}, { async: true }),
|
|
test(['in.js', '--outfile=out.js', '--format=iife', '--global-name=test'], {
|
|
'in.js': `
|
|
export let foo = 'abc'
|
|
export default function() {
|
|
return 123
|
|
}
|
|
`,
|
|
'node.js': `
|
|
const code = require('fs').readFileSync(__dirname + '/out.js', 'utf8')
|
|
const out = new Function(code + '; return test')()
|
|
if (out.foo !== 'abc' || out.default() !== 123) throw 'fail'
|
|
`,
|
|
}),
|
|
|
|
// JSON
|
|
test(['in.json', '--outfile=out.js', '--format=esm'], {
|
|
'in.json': `{"foo": 123}`,
|
|
'node.js': `
|
|
import def from './out.js'
|
|
import {foo} from './out.js'
|
|
if (foo !== 123 || def.foo !== 123) throw 'fail'
|
|
`,
|
|
}),
|
|
test(['in.json', '--outfile=out.js', '--format=cjs'], {
|
|
'in.json': `{"foo": 123}`,
|
|
'node.js': `
|
|
const out = require('./out.js')
|
|
if (out.foo !== 123) throw 'fail'
|
|
`,
|
|
}),
|
|
test(['in.json', '--outfile=out.js', '--format=iife', '--global-name=test'], {
|
|
'in.json': `{"foo": 123}`,
|
|
'node.js': `
|
|
const code = require('fs').readFileSync(__dirname + '/out.js', 'utf8')
|
|
const out = new Function(code + '; return test')()
|
|
if (out.foo !== 123) throw 'fail'
|
|
`,
|
|
}),
|
|
|
|
// CJS => CJS
|
|
test(['in.js', '--outfile=node.js', '--format=cjs'], {
|
|
'in.js': `
|
|
const {exists} = require('fs')
|
|
if (!exists) throw 'fail'
|
|
`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--format=cjs'], {
|
|
'in.js': `
|
|
const fs = require('fs')
|
|
if (!fs.exists) throw 'fail'
|
|
`,
|
|
}),
|
|
test(['in.js', '--outfile=out.js', '--format=cjs'], {
|
|
'in.js': `
|
|
module.exports = 123
|
|
`,
|
|
'node.js': `
|
|
const out = require('./out.js')
|
|
if (out !== 123) throw 'fail'
|
|
`,
|
|
}),
|
|
test(['in.js', '--outfile=out.js', '--format=cjs'], {
|
|
'in.js': `
|
|
exports.foo = 123
|
|
`,
|
|
'node.js': `
|
|
const out = require('./out.js')
|
|
if (out.foo !== 123) throw 'fail'
|
|
`,
|
|
}),
|
|
|
|
// CJS => IIFE
|
|
test(['in.js', '--outfile=out.js', '--format=iife'], {
|
|
'in.js': `
|
|
const {exists} = require('fs')
|
|
if (!exists) throw 'fail'
|
|
`,
|
|
'node.js': `
|
|
const code = require('fs').readFileSync(__dirname + '/out.js', 'utf8')
|
|
new Function('require', code)(require)
|
|
`,
|
|
}),
|
|
test(['in.js', '--outfile=out.js', '--format=iife'], {
|
|
'in.js': `
|
|
const fs = require('fs')
|
|
if (!fs.exists) throw 'fail'
|
|
`,
|
|
'node.js': `
|
|
const code = require('fs').readFileSync(__dirname + '/out.js', 'utf8')
|
|
new Function('require', code)(require)
|
|
`,
|
|
}),
|
|
test(['in.js', '--outfile=out.js', '--format=iife', '--global-name=test'], {
|
|
'in.js': `
|
|
module.exports = 123
|
|
`,
|
|
'node.js': `
|
|
const code = require('fs').readFileSync(__dirname + '/out.js', 'utf8')
|
|
const out = new Function(code + '; return test')()
|
|
if (out !== 123) throw 'fail'
|
|
`,
|
|
}),
|
|
test(['in.js', '--outfile=out.js', '--format=iife', '--global-name=test'], {
|
|
'in.js': `
|
|
exports.foo = 123
|
|
`,
|
|
'node.js': `
|
|
const code = require('fs').readFileSync(__dirname + '/out.js', 'utf8')
|
|
const out = new Function(code + '; return test')()
|
|
if (out.foo !== 123) throw 'fail'
|
|
`,
|
|
}),
|
|
|
|
// CJS => ESM
|
|
test(['in.js', '--outfile=out.js', '--format=esm'], {
|
|
'in.js': `
|
|
const {exists} = require('fs')
|
|
if (!exists) throw 'fail'
|
|
`,
|
|
'node.js': `
|
|
let fn = async () => {
|
|
let error
|
|
await import('./out.js').catch(x => error = x)
|
|
if (!error || !error.message.includes('require is not defined')) throw 'fail'
|
|
}
|
|
export {fn as async}
|
|
`,
|
|
}, {
|
|
async: true,
|
|
expectedStderr: ` > in.js:2:25: warning: Converting "require" to "esm" is currently not supported
|
|
2 │ const {exists} = require('fs')
|
|
╵ ~~~~~~~
|
|
|
|
`,
|
|
}),
|
|
test(['in.js', '--outfile=out.js', '--format=esm'], {
|
|
'in.js': `
|
|
const fs = require('fs')
|
|
if (!fs.exists) throw 'fail'
|
|
`,
|
|
'node.js': `
|
|
let fn = async () => {
|
|
let error
|
|
await import('./out.js').catch(x => error = x)
|
|
if (!error || !error.message.includes('require is not defined')) throw 'fail'
|
|
}
|
|
export {fn as async}
|
|
`,
|
|
}, {
|
|
async: true,
|
|
expectedStderr: ` > in.js:2:19: warning: Converting "require" to "esm" is currently not supported
|
|
2 │ const fs = require('fs')
|
|
╵ ~~~~~~~
|
|
|
|
`,
|
|
}),
|
|
test(['in.js', '--outfile=out.js', '--format=esm'], {
|
|
'in.js': `
|
|
module.exports = 123
|
|
`,
|
|
'node.js': `
|
|
import out from './out.js'
|
|
if (out !== 123) throw 'fail'
|
|
`,
|
|
}),
|
|
test(['in.js', '--outfile=out.js', '--format=esm'], {
|
|
'in.js': `
|
|
exports.foo = 123
|
|
`,
|
|
'node.js': `
|
|
import out from './out.js'
|
|
if (out.foo !== 123) throw 'fail'
|
|
`,
|
|
}),
|
|
)
|
|
|
|
// This shouldn't cause a syntax error
|
|
// https://github.com/evanw/esbuild/issues/1082
|
|
tests.push(
|
|
test(['in.js', '--outfile=node.js', '--minify', '--bundle'], {
|
|
'in.js': `
|
|
return import('./in.js')
|
|
`,
|
|
}),
|
|
)
|
|
|
|
// This shouldn't crash
|
|
// https://github.com/evanw/esbuild/issues/1080
|
|
tests.push(
|
|
// Various CommonJS cases
|
|
test(['in.js', '--outfile=node.js', '--bundle', '--log-level=error'], {
|
|
'in.js': `import "pkg"; return`,
|
|
'node_modules/pkg/package.json': `{ "sideEffects": false }`,
|
|
'node_modules/pkg/index.js': `module.exports = null; throw 'fail'`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--define:foo={"x":0}', '--bundle'], {
|
|
'in.js': `if (foo.x !== 0) throw 'fail'; return`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--define:foo.bar={"x":0}', '--bundle'], {
|
|
'in.js': `if (foo.bar.x !== 0) throw 'fail'; return`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--define:module={"x":0}', '--bundle'], {
|
|
'in.js': `if (module.x !== void 0) throw 'fail'; return`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--define:module.foo={"x":0}', '--bundle'], {
|
|
'in.js': `if (module.foo !== void 0) throw 'fail'; return`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--define:exports={"x":0}', '--bundle'], {
|
|
'in.js': `if (exports.x !== void 0) throw 'fail'; return`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--define:exports.foo={"x":0}', '--bundle'], {
|
|
'in.js': `if (exports.foo !== void 0) throw 'fail'; return`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--define:foo=["x"]', '--bundle'], {
|
|
'in.js': `if (foo[0] !== 'x') throw 'fail'; return`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--define:foo.bar=["x"]', '--bundle'], {
|
|
'in.js': `if (foo.bar[0] !== 'x') throw 'fail'; return`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--define:module=["x"]', '--bundle'], {
|
|
'in.js': `if (module[0] !== void 0) throw 'fail'; return`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--define:module.foo=["x"]', '--bundle'], {
|
|
'in.js': `if (module.foo !== void 0) throw 'fail'; return`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--define:exports=["x"]', '--bundle'], {
|
|
'in.js': `if (exports[0] !== void 0) throw 'fail'; return`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--define:exports.foo=["x"]', '--bundle'], {
|
|
'in.js': `if (exports.foo !== void 0) throw 'fail'; return`,
|
|
}),
|
|
|
|
// Various ESM cases
|
|
test(['in.js', '--outfile=node.js', '--bundle', '--log-level=error'], {
|
|
'in.js': `import "pkg"`,
|
|
'node_modules/pkg/package.json': `{ "sideEffects": false }`,
|
|
'node_modules/pkg/index.js': `module.exports = null; throw 'fail'`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--define:foo={"x":0}', '--bundle'], {
|
|
'in.js': `if (foo.x !== 0) throw 'fail'; export {}`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--define:foo.bar={"x":0}', '--bundle'], {
|
|
'in.js': `if (foo.bar.x !== 0) throw 'fail'; export {}`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--define:module={"x":0}', '--bundle'], {
|
|
'in.js': `if (module.x !== 0) throw 'fail'; export {}`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--define:module.foo={"x":0}', '--bundle'], {
|
|
'in.js': `if (module.foo.x !== 0) throw 'fail'; export {}`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--define:exports={"x":0}', '--bundle'], {
|
|
'in.js': `if (exports.x !== 0) throw 'fail'; export {}`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--define:exports.foo={"x":0}', '--bundle'], {
|
|
'in.js': `if (exports.foo.x !== 0) throw 'fail'; export {}`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--define:foo=["x"]', '--bundle'], {
|
|
'in.js': `if (foo[0] !== 'x') throw 'fail'; export {}`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--define:foo.bar=["x"]', '--bundle'], {
|
|
'in.js': `if (foo.bar[0] !== 'x') throw 'fail'; export {}`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--define:module=["x"]', '--bundle'], {
|
|
'in.js': `if (module[0] !== 'x') throw 'fail'; export {}`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--define:module.foo=["x"]', '--bundle'], {
|
|
'in.js': `if (module.foo[0] !== 'x') throw 'fail'; export {}`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--define:exports=["x"]', '--bundle'], {
|
|
'in.js': `if (exports[0] !== 'x') throw 'fail'; export {}`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--define:exports.foo=["x"]', '--bundle'], {
|
|
'in.js': `if (exports.foo[0] !== 'x') throw 'fail'; export {}`,
|
|
}),
|
|
)
|
|
|
|
// Check for "sideEffects: false" wrapper handling
|
|
// https://github.com/evanw/esbuild/issues/1088
|
|
for (const pkgJSON of [`{}`, `{"sideEffects": false}`]) {
|
|
for (const entry of [
|
|
`export let async = async () => { if (require("pkg").foo() !== 123) throw 'fail' }`,
|
|
`export let async = () => import("pkg").then(x => { if (x.foo() !== 123) throw 'fail' })`,
|
|
]) {
|
|
for (const index of [`export {foo} from "./foo.js"`, `import {foo} from "./foo.js"; export {foo}`]) {
|
|
for (const foo of [`export let foo = () => 123`, `exports.foo = () => 123`]) {
|
|
tests.push(test(['in.js', '--outfile=node.js', '--bundle'], {
|
|
'in.js': entry,
|
|
'node_modules/pkg/package.json': pkgJSON,
|
|
'node_modules/pkg/index.js': index,
|
|
'node_modules/pkg/foo.js': foo,
|
|
}, { async: true }))
|
|
}
|
|
}
|
|
}
|
|
for (const entry of [
|
|
`export let async = async () => { try { require("pkg") } catch (e) { return } throw 'fail' }`,
|
|
`export let async = () => import("pkg").then(x => { throw 'fail' }, () => {})`,
|
|
]) {
|
|
tests.push(test(['in.js', '--outfile=node.js', '--bundle'], {
|
|
'in.js': entry,
|
|
'node_modules/pkg/package.json': pkgJSON,
|
|
'node_modules/pkg/index.js': `
|
|
export {foo} from './b.js'
|
|
`,
|
|
'node_modules/pkg/b.js': `
|
|
export {foo} from './c.js'
|
|
throw 'stop'
|
|
`,
|
|
'node_modules/pkg/c.js': `
|
|
export let foo = () => 123
|
|
`,
|
|
}, { async: true }))
|
|
}
|
|
}
|
|
|
|
// Tests for "arguments" scope issues
|
|
tests.push(
|
|
test(['in.js', '--outfile=node.js', '--minify'], {
|
|
'in.js': `
|
|
function arguments() {
|
|
return arguments.length
|
|
}
|
|
if (arguments(0, 1) !== 2) throw 'fail'
|
|
`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--minify'], {
|
|
'in.js': `
|
|
let value = (function arguments() {
|
|
return arguments.length
|
|
})(0, 1)
|
|
if (value !== 2) throw 'fail'
|
|
`,
|
|
}),
|
|
)
|
|
|
|
// Tests for catch scope issues
|
|
tests.push(
|
|
test(['in.js', '--outfile=node.js', '--minify'], {
|
|
'in.js': `
|
|
var x = 0, y = []
|
|
try {
|
|
throw 1
|
|
} catch (x) {
|
|
y.push(x)
|
|
var x = 2
|
|
y.push(x)
|
|
}
|
|
y.push(x)
|
|
if (y + '' !== '1,2,0') throw 'fail: ' + y
|
|
`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--minify'], {
|
|
'in.js': `
|
|
var x = 0, y = []
|
|
try {
|
|
throw 1
|
|
} catch (x) {
|
|
y.push(x)
|
|
var x = 2
|
|
y.push(x)
|
|
}
|
|
finally { x = 3 }
|
|
y.push(x)
|
|
if (y + '' !== '1,2,3') throw 'fail: ' + y
|
|
`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--minify'], {
|
|
'in.js': `
|
|
var y = []
|
|
try {
|
|
throw 1
|
|
} catch (x) {
|
|
y.push(x)
|
|
var x = 2
|
|
y.push(x)
|
|
}
|
|
y.push(x)
|
|
if (y + '' !== '1,2,') throw 'fail: ' + y
|
|
`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--minify'], {
|
|
'in.js': `
|
|
var y = []
|
|
try {
|
|
throw 1
|
|
} catch (x) {
|
|
y.push(x)
|
|
x = 2
|
|
y.push(x)
|
|
}
|
|
y.push(typeof x)
|
|
if (y + '' !== '1,2,undefined') throw 'fail: ' + y
|
|
`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--minify'], {
|
|
'in.js': `
|
|
var y = []
|
|
try {
|
|
throw 1
|
|
} catch (x) {
|
|
y.push(x)
|
|
try {
|
|
throw 2
|
|
} catch (x) {
|
|
y.push(x)
|
|
var x = 3
|
|
y.push(x)
|
|
}
|
|
y.push(x)
|
|
}
|
|
y.push(x)
|
|
if (y + '' !== '1,2,3,1,') throw 'fail: ' + y
|
|
`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--minify'], {
|
|
'in.js': `
|
|
var y = []
|
|
try { x; y.push('fail') } catch (e) {}
|
|
try {
|
|
throw 1
|
|
} catch (x) {
|
|
y.push(x)
|
|
}
|
|
try { x; y.push('fail') } catch (e) {}
|
|
if (y + '' !== '1') throw 'fail: ' + y
|
|
`,
|
|
}),
|
|
)
|
|
|
|
// Test cyclic import issues (shouldn't crash on evaluation)
|
|
tests.push(
|
|
test(['--bundle', 'entry.js', '--outfile=node.js'], {
|
|
'entry.js': `import * as foo from './foo'; export default {foo, bar: require('./bar')}`,
|
|
'foo.js': `import * as a from './entry'; import * as b from './bar'; export default {a, b}`,
|
|
'bar.js': `const entry = require('./entry'); export function foo() { return entry }`,
|
|
}),
|
|
)
|
|
|
|
// Test directive preservation
|
|
tests.push(
|
|
// The "__pow" symbol must not be hoisted above "use strict"
|
|
test(['entry.js', '--outfile=node.js', '--target=es6'], {
|
|
'entry.js': `
|
|
'use strict'
|
|
function f(a) {
|
|
a **= 2
|
|
return [a, arguments[0]]
|
|
}
|
|
let pair = f(2)
|
|
if (pair[0] !== 4 || pair[1] !== 2) throw 'fail'
|
|
`,
|
|
}),
|
|
test(['entry.js', '--outfile=node.js', '--target=es6'], {
|
|
'entry.js': `
|
|
//! @license comment
|
|
'use strict'
|
|
function f(a) {
|
|
a **= 2
|
|
return [a, arguments[0]]
|
|
}
|
|
let pair = f(2)
|
|
if (pair[0] !== 4 || pair[1] !== 2) throw 'fail'
|
|
`,
|
|
}),
|
|
)
|
|
|
|
// Test certain minification transformations
|
|
for (const minify of [[], ['--minify-syntax']]) {
|
|
tests.push(
|
|
test(['in.js', '--outfile=node.js'].concat(minify), {
|
|
'in.js': `let fn = (x) => { if (x && y) return; function y() {} throw 'fail' }; fn(fn)`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js'].concat(minify), {
|
|
'in.js': `let fn = (a, b) => { if (a && (x = () => y) && b) return; var x; let y = 123; if (x() !== 123) throw 'fail' }; fn(fn)`,
|
|
}),
|
|
)
|
|
|
|
// Check property access simplification
|
|
for (const access of [['.a'], ['["a"]']]) {
|
|
tests.push(
|
|
test(['in.js', '--outfile=node.js'].concat(minify), {
|
|
'in.js': `if ({a: 1}${access} !== 1) throw 'fail'`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js'].concat(minify), {
|
|
'in.js': `if ({a: {a: 1}}${access}${access} !== 1) throw 'fail'`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js'].concat(minify), {
|
|
'in.js': `if ({a: {b: 1}}${access}.b !== 1) throw 'fail'`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js'].concat(minify), {
|
|
'in.js': `if ({b: {a: 1}}.b${access} !== 1) throw 'fail'`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--log-level=error'].concat(minify), {
|
|
'in.js': `if ({a: 1, a: 2}${access} !== 2) throw 'fail'`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js'].concat(minify), {
|
|
'in.js': `if ({a: 1, [String.fromCharCode(97)]: 2}${access} !== 2) throw 'fail'`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js'].concat(minify), {
|
|
'in.js': `let a = {a: 1}; if ({...a}${access} !== 1) throw 'fail'`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js'].concat(minify), {
|
|
'in.js': `if ({ get a() { return 1 } }${access} !== 1) throw 'fail'`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js'].concat(minify), {
|
|
'in.js': `if ({ __proto__: {a: 1} }${access} !== 1) throw 'fail'`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js'].concat(minify), {
|
|
'in.js': `if ({ __proto__: null, a: 1 }${access} !== 1) throw 'fail'`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js'].concat(minify), {
|
|
'in.js': `if ({ __proto__: null, b: 1 }${access} !== void 0) throw 'fail'`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js'].concat(minify), {
|
|
'in.js': `if ({ __proto__: null }.__proto__ !== void 0) throw 'fail'`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js'].concat(minify), {
|
|
'in.js': `if ({ ['__proto__']: null }.__proto__ !== null) throw 'fail'`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js'].concat(minify), {
|
|
'in.js': `let x = 100; if ({ b: ++x, a: 1 }${access} !== 1 || x !== 101) throw 'fail'`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js'].concat(minify), {
|
|
'in.js': `if ({ a: function() { return this.b }, b: 1 }${access}() !== 1) throw 'fail'`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js'].concat(minify), {
|
|
'in.js': `if (({a: 2}${access} = 1) !== 1) throw 'fail'`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js'].concat(minify), {
|
|
'in.js': `if ({a: 1}${access}++ !== 1) throw 'fail'`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js'].concat(minify), {
|
|
'in.js': `if (++{a: 1}${access} !== 2) throw 'fail'`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js'].concat(minify), {
|
|
'in.js': `
|
|
Object.defineProperty(Object.prototype, 'MIN_OBJ_LIT', {value: 1})
|
|
if ({}.MIN_OBJ_LIT !== 1) throw 'fail'
|
|
`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js'].concat(minify), {
|
|
'in.js': `
|
|
let x = false
|
|
function y() { x = true }
|
|
if ({ b: y(), a: 1 }${access} !== 1 || !x) throw 'fail'
|
|
`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js'].concat(minify), {
|
|
'in.js': `
|
|
try { new ({ a() {} }${access}); throw 'fail' }
|
|
catch (e) { if (e === 'fail') throw e }
|
|
`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js'].concat(minify), {
|
|
'in.js': `
|
|
let x = 1;
|
|
({ set a(y) { x = y } }${access} = 2);
|
|
if (x !== 2) throw 'fail'
|
|
`,
|
|
}),
|
|
)
|
|
}
|
|
}
|
|
|
|
// Test minification of top-level symbols
|
|
tests.push(
|
|
test(['in.js', '--outfile=node.js', '--minify'], {
|
|
// Top-level names should not be minified
|
|
'in.js': `function foo() {} if (foo.name !== 'foo') throw 'fail'`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--minify'], {
|
|
// Nested names should be minified
|
|
'in.js': `(() => { function foo() {} if (foo.name === 'foo') throw 'fail' })()`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--minify', '--target=es6'], {
|
|
// Importing the "__pow()" runtime function should not affect top-level name minification
|
|
'in.js': `let _8 = 2 ** 3; function foo8() {} if (foo8.name !== 'foo' + _8) throw 'fail'`,
|
|
}),
|
|
)
|
|
|
|
// Test name preservation
|
|
for (let flags of [[], ['--minify', '--keep-names']]) {
|
|
tests.push(
|
|
// Arrow functions
|
|
test(['in.js', '--outfile=node.js', '--bundle'].concat(flags), {
|
|
'in.js': `(() => { let fn = () => {}; if (fn.name !== 'fn') throw 'fail' })()`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--bundle'].concat(flags), {
|
|
'in.js': `(() => { let fn; fn = () => {}; if (fn.name !== 'fn') throw 'fail' })()`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--bundle'].concat(flags), {
|
|
'in.js': `(() => { let [fn = () => {}] = []; if (fn.name !== 'fn') throw 'fail' })()`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--bundle'].concat(flags), {
|
|
'in.js': `(() => { let fn; [fn = () => {}] = []; if (fn.name !== 'fn') throw 'fail' })()`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--bundle'].concat(flags), {
|
|
'in.js': `(() => { let {fn = () => {}} = {}; if (fn.name !== 'fn') throw 'fail' })()`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--bundle'].concat(flags), {
|
|
'in.js': `(() => { let {prop: fn = () => {}} = {}; if (fn.name !== 'fn') throw 'fail' })()`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--bundle'].concat(flags), {
|
|
'in.js': `(() => { let fn; ({fn = () => {}} = {}); if (fn.name !== 'fn') throw 'fail' })()`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--bundle'].concat(flags), {
|
|
'in.js': `(() => { let fn; ({prop: fn = () => {}} = {}); if (fn.name !== 'fn') throw 'fail' })()`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--bundle'].concat(flags), {
|
|
'in.js': `(() => { let obj = {}; obj.fn = () => {}; if (obj.fn.name !== '') throw 'fail' })()`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--bundle'].concat(flags), {
|
|
'in.js': `(() => { let obj = {}; obj['fn'] = () => {}; if (obj.fn.name !== '') throw 'fail' })()`,
|
|
}),
|
|
|
|
// Functions
|
|
test(['in.js', '--outfile=node.js', '--bundle'].concat(flags), {
|
|
'in.js': `(() => { function foo() {} if (foo.name !== 'foo') throw 'fail' })()`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--bundle'].concat(flags), {
|
|
'in.js': `(() => { let fn = function foo() {}; if (fn.name !== 'foo') throw 'fail' })()`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--bundle'].concat(flags), {
|
|
'in.js': `(() => { let fn = function() {}; if (fn.name !== 'fn') throw 'fail' })()`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--bundle'].concat(flags), {
|
|
'in.js': `(() => { let fn; fn = function() {}; if (fn.name !== 'fn') throw 'fail' })()`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--bundle'].concat(flags), {
|
|
'in.js': `(() => { let [fn = function() {}] = []; if (fn.name !== 'fn') throw 'fail' })()`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--bundle'].concat(flags), {
|
|
'in.js': `(() => { let fn; [fn = function() {}] = []; if (fn.name !== 'fn') throw 'fail' })()`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--bundle'].concat(flags), {
|
|
'in.js': `(() => { let {fn = function() {}} = {}; if (fn.name !== 'fn') throw 'fail' })()`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--bundle'].concat(flags), {
|
|
'in.js': `(() => { let {prop: fn = function() {}} = {}; if (fn.name !== 'fn') throw 'fail' })()`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--bundle'].concat(flags), {
|
|
'in.js': `(() => { let fn; ({fn = function() {}} = {}); if (fn.name !== 'fn') throw 'fail' })()`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--bundle'].concat(flags), {
|
|
'in.js': `(() => { let fn; ({prop: fn = function() {}} = {}); if (fn.name !== 'fn') throw 'fail' })()`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--bundle'].concat(flags), {
|
|
'in.js': `(() => { let obj = {}; obj.fn = function() {}; if (obj.fn.name !== '') throw 'fail' })()`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--bundle'].concat(flags), {
|
|
'in.js': `(() => { let obj = {}; obj['fn'] = function() {}; if (obj.fn.name !== '') throw 'fail' })()`,
|
|
}),
|
|
|
|
// Classes
|
|
test(['in.js', '--outfile=node.js', '--bundle'].concat(flags), {
|
|
'in.js': `(() => { class foo {} if (foo.name !== 'foo') throw 'fail' })()`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--bundle'].concat(flags), {
|
|
'in.js': `(() => { let cls = class foo {}; if (cls.name !== 'foo') throw 'fail' })()`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--bundle'].concat(flags), {
|
|
'in.js': `(() => { let cls = class {}; if (cls.name !== 'cls') throw 'fail' })()`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--bundle'].concat(flags), {
|
|
'in.js': `(() => { let cls; cls = class {}; if (cls.name !== 'cls') throw 'fail' })()`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--bundle'].concat(flags), {
|
|
'in.js': `(() => { let [cls = class {}] = []; if (cls.name !== 'cls') throw 'fail' })()`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--bundle'].concat(flags), {
|
|
'in.js': `(() => { let cls; [cls = class {}] = []; if (cls.name !== 'cls') throw 'fail' })()`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--bundle'].concat(flags), {
|
|
'in.js': `(() => { let {cls = class {}} = {}; if (cls.name !== 'cls') throw 'fail' })()`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--bundle'].concat(flags), {
|
|
'in.js': `(() => { let {prop: cls = class {}} = {}; if (cls.name !== 'cls') throw 'fail' })()`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--bundle'].concat(flags), {
|
|
'in.js': `(() => { let cls; ({cls = class {}} = {}); if (cls.name !== 'cls') throw 'fail' })()`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--bundle'].concat(flags), {
|
|
'in.js': `(() => { let cls; ({prop: cls = class {}} = {}); if (cls.name !== 'cls') throw 'fail' })()`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--bundle'].concat(flags), {
|
|
'in.js': `(() => { let obj = {}; obj.cls = class {}; if (obj.cls.name !== '') throw 'fail' })()`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--bundle'].concat(flags), {
|
|
'in.js': `(() => { let obj = {}; obj['cls'] = class {}; if (obj.cls.name !== '') throw 'fail' })()`,
|
|
}),
|
|
|
|
// Methods
|
|
test(['in.js', '--outfile=node.js', '--bundle'].concat(flags), {
|
|
'in.js': `(() => { let obj = { foo() {} }; if (obj.foo.name !== 'foo') throw 'fail' })()`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--bundle'].concat(flags), {
|
|
'in.js': `(() => { let obj = { foo: () => {} }; if (obj.foo.name !== 'foo') throw 'fail' })()`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--bundle'].concat(flags), {
|
|
'in.js': `(() => { class Foo { foo() {} }; if (new Foo().foo.name !== 'foo') throw 'fail' })()`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--bundle'].concat(flags), {
|
|
'in.js': `(() => { class Foo { static foo() {} }; if (Foo.foo.name !== 'foo') throw 'fail' })()`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--bundle'].concat(flags), {
|
|
'in.js': `(() => { let Foo = class { foo() {} }; if (new Foo().foo.name !== 'foo') throw 'fail' })()`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--bundle'].concat(flags), {
|
|
'in.js': `(() => { let Foo = class { static foo() {} }; if (Foo.foo.name !== 'foo') throw 'fail' })()`,
|
|
}),
|
|
)
|
|
}
|
|
tests.push(
|
|
// Arrow functions
|
|
test(['in.js', '--outfile=node.js', '--minify', '--keep-names', '--bundle'], {
|
|
'in.js': `import foo from './other'; if (foo.name !== 'default') throw 'fail'`,
|
|
'other.js': `export default () => {}`,
|
|
}),
|
|
|
|
// Functions
|
|
test(['in.js', '--outfile=node.js', '--minify', '--keep-names', '--bundle'], {
|
|
'in.js': `import foo from './other'; if (foo.name !== 'foo') throw 'fail'`,
|
|
'other.js': `export default function foo() {}`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--minify', '--keep-names', '--bundle'], {
|
|
'in.js': `import foo from './other'; if (foo.name !== 'default') throw 'fail'`,
|
|
'other.js': `export default function() {}`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--minify', '--keep-names', '--bundle'], {
|
|
'in.js': `import foo from './other'; if (foo.name !== 'default') throw 'fail'`,
|
|
'other.js': `export default (function() {})`,
|
|
}),
|
|
|
|
// Classes
|
|
test(['in.js', '--outfile=node.js', '--minify', '--keep-names', '--bundle'], {
|
|
'in.js': `import foo from './other'; if (foo.name !== 'foo') throw 'fail'`,
|
|
'other.js': `export default class foo {}`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--minify', '--keep-names', '--bundle'], {
|
|
'in.js': `import foo from './other'; if (foo.name !== 'default') throw 'fail'`,
|
|
'other.js': `export default class {}`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--minify', '--keep-names', '--bundle'], {
|
|
'in.js': `import foo from './other'; if (foo.name !== 'default') throw 'fail'`,
|
|
'other.js': `export default (class {})`,
|
|
}),
|
|
test(['in.js', '--outfile=out.js', '--minify', '--keep-names', '--format=esm'], {
|
|
'node.js': `import foo from './out.js'; if (foo.name !== 'foo') throw 'fail'`,
|
|
'in.js': `export default class foo {}`,
|
|
}),
|
|
test(['in.js', '--outfile=out.js', '--minify', '--keep-names', '--format=esm'], {
|
|
'node.js': `import foo from './out.js'; if (foo.name !== 'default') throw 'fail'`,
|
|
'in.js': `export default class {}`,
|
|
}),
|
|
test(['in.js', '--outfile=out.js', '--minify', '--keep-names', '--format=esm'], {
|
|
'node.js': `import foo from './out.js'; if (foo.name !== 'default') throw 'fail'`,
|
|
'in.js': `export default (class {})`,
|
|
}),
|
|
|
|
// Class fields
|
|
test(['in.js', '--outfile=node.js', '--minify', '--keep-names', '--bundle', '--target=es6'], {
|
|
'in.js': `(() => { class Foo { foo = () => {} } if (new Foo().foo.name !== 'foo') throw 'fail' })()`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--minify', '--keep-names', '--bundle', '--target=es6'], {
|
|
'in.js': `(() => { class Foo { static foo = () => {} } if (Foo.foo.name !== 'foo') throw 'fail' })()`,
|
|
}),
|
|
|
|
// Private methods
|
|
test(['in.js', '--outfile=node.js', '--minify', '--keep-names', '--bundle', '--target=es6'], {
|
|
'in.js': `(() => { class foo { a() { return this.#b } #b() {} } if (foo.name !== 'foo') throw 'fail' })()`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--minify', '--keep-names', '--bundle', '--target=es6'], {
|
|
'in.js': `(() => { let cls = class foo { a() { return this.#b } #b() {} }; if (cls.name !== 'foo') throw 'fail' })()`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--minify', '--keep-names', '--bundle', '--target=es6'], {
|
|
'in.js': `(() => { let cls = class { a() { return this.#b } #b() {} }; if (cls.name !== 'cls') throw 'fail' })()`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--minify', '--keep-names', '--bundle', '--target=es6'], {
|
|
'in.js': `(() => { let cls; cls = class { a() { return this.#b } #b() {} }; if (cls.name !== 'cls') throw 'fail' })()`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--minify', '--keep-names', '--bundle', '--target=es6'], {
|
|
'in.js': `(() => { let [cls = class { a() { return this.#b } #b() {} }] = []; if (cls.name !== 'cls') throw 'fail' })()`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--minify', '--keep-names', '--bundle', '--target=es6'], {
|
|
'in.js': `(() => { let cls; [cls = class { a() { return this.#b } #b() {} }] = []; if (cls.name !== 'cls') throw 'fail' })()`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--minify', '--keep-names', '--bundle', '--target=es6'], {
|
|
'in.js': `(() => { let {cls = class { a() { return this.#b } #b() {} }} = {}; if (cls.name !== 'cls') throw 'fail' })()`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--minify', '--keep-names', '--bundle', '--target=es6'], {
|
|
'in.js': `(() => { let {prop: cls = class { a() { return this.#b } #b() {} }} = {}; if (cls.name !== 'cls') throw 'fail' })()`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--minify', '--keep-names', '--bundle', '--target=es6'], {
|
|
'in.js': `(() => { let cls; ({cls = class { a() { return this.#b } #b() {} }} = {}); if (cls.name !== 'cls') throw 'fail' })()`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--minify', '--keep-names', '--bundle', '--target=es6'], {
|
|
'in.js': `(() => { let cls; ({prop: cls = class { a() { return this.#b } #b() {} }} = {}); if (cls.name !== 'cls') throw 'fail' })()`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--minify', '--keep-names', '--bundle', '--target=es6'], {
|
|
'in.js': `import foo from './other'; if (foo.name !== 'foo') throw 'fail'`,
|
|
'other.js': `export default class foo { a() { return this.#b } #b() {} }`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--minify', '--keep-names', '--bundle', '--target=es6'], {
|
|
'in.js': `import foo from './other'; if (foo.name !== 'default') throw 'fail'`,
|
|
'other.js': `export default class { a() { return this.#b } #b() {} }`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--minify', '--keep-names', '--bundle', '--target=es6'], {
|
|
'in.js': `import foo from './other'; if (foo.name !== 'default') throw 'fail'`,
|
|
'other.js': `export default (class { a() { return this.#b } #b() {} })`,
|
|
}),
|
|
test(['in.js', '--outfile=out.js', '--minify', '--keep-names', '--format=esm', '--target=es6'], {
|
|
'node.js': `import foo from './out.js'; if (foo.name !== 'foo') throw 'fail'`,
|
|
'in.js': `export default class foo { a() { return this.#b } #b() {} }`,
|
|
}),
|
|
test(['in.js', '--outfile=out.js', '--minify', '--keep-names', '--format=esm', '--target=es6'], {
|
|
'node.js': `import foo from './out.js'; if (foo.name !== 'default') throw 'fail'`,
|
|
'in.js': `export default class { a() { return this.#b } #b() {} }`,
|
|
}),
|
|
test(['in.js', '--outfile=out.js', '--minify', '--keep-names', '--format=esm', '--target=es6'], {
|
|
'node.js': `import foo from './out.js'; if (foo.name !== 'default') throw 'fail'`,
|
|
'in.js': `export default (class { a() { return this.#b } #b() {} })`,
|
|
}),
|
|
|
|
// Private fields
|
|
test(['in.js', '--outfile=node.js', '--minify', '--keep-names', '--format=esm', '--target=es6'], {
|
|
'in.js': `class Foo { foo = this.#foo; #foo() {} } if (new Foo().foo.name !== '#foo') throw 'fail'`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--minify', '--keep-names', '--format=esm', '--target=es6'], {
|
|
'in.js': `class Foo { static foo = this.#foo; static #foo() {} } if (Foo.foo.name !== '#foo') throw 'fail'`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--minify', '--keep-names', '--format=esm', '--target=es6'], {
|
|
'in.js': `class Foo { #foo = function() {}; foo = this.#foo } if (new Foo().foo.name !== '#foo') throw 'fail'`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--minify', '--keep-names', '--format=esm', '--target=es6'], {
|
|
'in.js': `class Foo { static #foo = function() {}; static foo = this.#foo } if (Foo.foo.name !== '#foo') throw 'fail'`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--minify', '--keep-names', '--format=esm', '--target=es6'], {
|
|
'in.js': `class Foo { #foo = () => {}; foo = this.#foo } if (new Foo().foo.name !== '#foo') throw 'fail'`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--minify', '--keep-names', '--format=esm', '--target=es6'], {
|
|
'in.js': `class Foo { static #foo = () => {}; static foo = this.#foo } if (Foo.foo.name !== '#foo') throw 'fail'`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--minify', '--keep-names', '--format=esm', '--target=es6'], {
|
|
'in.js': `class Foo { #foo = class {}; foo = this.#foo } if (new Foo().foo.name !== '#foo') throw 'fail'`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--minify', '--keep-names', '--format=esm', '--target=es6'], {
|
|
'in.js': `class Foo { static #foo = class {}; static foo = this.#foo } if (Foo.foo.name !== '#foo') throw 'fail'`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--minify', '--keep-names', '--format=esm', '--target=es6'], {
|
|
'in.js': `class Foo { #foo = class { #bar = 123; bar = this.#bar }; foo = this.#foo } if (new Foo().foo.name !== '#foo') throw 'fail'`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--minify', '--keep-names', '--format=esm', '--target=es6'], {
|
|
'in.js': `class Foo { static #foo = class { #bar = 123; bar = this.#bar }; static foo = this.#foo } if (Foo.foo.name !== '#foo') throw 'fail'`,
|
|
}),
|
|
)
|
|
|
|
// Test minification of hoisted top-level symbols declared in nested scopes.
|
|
// Previously this code was incorrectly transformed into this, which crashes:
|
|
//
|
|
// var c = false;
|
|
// var d = function a() {
|
|
// b[a]();
|
|
// };
|
|
// for (var a = 0, b = [() => c = true]; a < b.length; a++) {
|
|
// d();
|
|
// }
|
|
// export default c;
|
|
//
|
|
// The problem is that "var i" is declared in a nested scope but hoisted to
|
|
// the top-level scope. So it's accidentally assigned a nested scope slot
|
|
// even though it's a top-level symbol, not a nested scope symbol.
|
|
tests.push(
|
|
test(['in.js', '--outfile=out.js', '--format=esm', '--minify', '--bundle'], {
|
|
'in.js': `
|
|
var worked = false
|
|
var loop = function fn() {
|
|
array[i]();
|
|
};
|
|
for (var i = 0, array = [() => worked = true]; i < array.length; i++) {
|
|
loop();
|
|
}
|
|
export default worked
|
|
`,
|
|
'node.js': `
|
|
import worked from './out.js'
|
|
if (!worked) throw 'fail'
|
|
`,
|
|
}),
|
|
)
|
|
|
|
// Test tree shaking
|
|
tests.push(
|
|
// Keep because used (ES6)
|
|
test(['--bundle', 'entry.js', '--outfile=node.js'], {
|
|
'entry.js': `import * as foo from './foo'; if (global.dce0 !== 123 || foo.abc !== 'abc') throw 'fail'`,
|
|
'foo/index.js': `global.dce0 = 123; export const abc = 'abc'`,
|
|
'foo/package.json': `{ "sideEffects": false }`,
|
|
}),
|
|
|
|
// Remove because unused (ES6)
|
|
test(['--bundle', 'entry.js', '--outfile=node.js'], {
|
|
'entry.js': `import * as foo from './foo'; if (global.dce1 !== void 0) throw 'fail'`,
|
|
'foo/index.js': `global.dce1 = 123; export const abc = 'abc'`,
|
|
'foo/package.json': `{ "sideEffects": false }`,
|
|
}),
|
|
|
|
// Keep because side effects (ES6)
|
|
test(['--bundle', 'entry.js', '--outfile=node.js'], {
|
|
'entry.js': `import * as foo from './foo'; if (global.dce2 !== 123) throw 'fail'`,
|
|
'foo/index.js': `global.dce2 = 123; export const abc = 'abc'`,
|
|
'foo/package.json': `{ "sideEffects": true }`,
|
|
}),
|
|
|
|
// Keep because used (CommonJS)
|
|
test(['--bundle', 'entry.js', '--outfile=node.js'], {
|
|
'entry.js': `import foo from './foo'; if (global.dce3 !== 123 || foo.abc !== 'abc') throw 'fail'`,
|
|
'foo/index.js': `global.dce3 = 123; exports.abc = 'abc'`,
|
|
'foo/package.json': `{ "sideEffects": false }`,
|
|
}),
|
|
|
|
// Remove because unused (CommonJS)
|
|
test(['--bundle', 'entry.js', '--outfile=node.js'], {
|
|
'entry.js': `import foo from './foo'; if (global.dce4 !== void 0) throw 'fail'`,
|
|
'foo/index.js': `global.dce4 = 123; exports.abc = 'abc'`,
|
|
'foo/package.json': `{ "sideEffects": false }`,
|
|
}),
|
|
|
|
// Keep because side effects (CommonJS)
|
|
test(['--bundle', 'entry.js', '--outfile=node.js'], {
|
|
'entry.js': `import foo from './foo'; if (global.dce5 !== 123) throw 'fail'`,
|
|
'foo/index.js': `global.dce5 = 123; exports.abc = 'abc'`,
|
|
'foo/package.json': `{ "sideEffects": true }`,
|
|
}),
|
|
|
|
// Note: Tree shaking this could technically be considered incorrect because
|
|
// the import is for a property whose getter in this case has a side effect.
|
|
// However, this is very unlikely and the vast majority of the time people
|
|
// would likely rather have the code be tree-shaken. This test case enforces
|
|
// the technically incorrect behavior as documentation that this edge case
|
|
// is being ignored.
|
|
test(['--bundle', 'entry.js', '--outfile=node.js'], {
|
|
'entry.js': `import {foo, bar} from './foo'; let unused = foo; if (bar) throw 'expected "foo" to be tree-shaken'`,
|
|
'foo.js': `module.exports = {get foo() { module.exports.bar = 1 }, bar: 0}`,
|
|
}),
|
|
|
|
// Test for an implicit and explicit "**/" prefix (see https://github.com/evanw/esbuild/issues/1184)
|
|
test(['--bundle', 'entry.js', '--outfile=node.js'], {
|
|
'entry.js': `import './foo'; if (global.dce6 !== 123) throw 'fail'`,
|
|
'foo/dir/x.js': `global.dce6 = 123`,
|
|
'foo/package.json': `{ "main": "dir/x", "sideEffects": ["x.*"] }`,
|
|
}),
|
|
test(['--bundle', 'entry.js', '--outfile=node.js'], {
|
|
'entry.js': `import './foo'; if (global.dce6 !== 123) throw 'fail'`,
|
|
'foo/dir/x.js': `global.dce6 = 123`,
|
|
'foo/package.json': `{ "main": "dir/x", "sideEffects": ["**/x.*"] }`,
|
|
}),
|
|
)
|
|
|
|
// Test obscure CommonJS symbol edge cases
|
|
tests.push(
|
|
test(['in.js', '--outfile=node.js', '--bundle'], {
|
|
'in.js': `const ns = require('./foo'); if (ns.foo !== 123 || ns.bar !== 123) throw 'fail'`,
|
|
'foo.js': `var exports, module; module.exports.foo = 123; exports.bar = exports.foo`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--bundle'], {
|
|
'in.js': `require('./foo'); require('./bar')`,
|
|
'foo.js': `let exports; if (exports !== void 0) throw 'fail'`,
|
|
'bar.js': `let module; if (module !== void 0) throw 'fail'`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--bundle'], {
|
|
'in.js': `const ns = require('./foo'); if (ns.foo !== void 0 || ns.default.foo !== 123) throw 'fail'`,
|
|
'foo.js': `var exports = {foo: 123}; export default exports`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--bundle'], {
|
|
'in.js': `const ns = require('./foo'); if (ns !== 123) throw 'fail'`,
|
|
'foo.ts': `let module = 123; export = module`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--bundle'], {
|
|
'in.js': `require('./foo')`,
|
|
'foo.js': `var require; if (require !== void 0) throw 'fail'`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--bundle'], {
|
|
'in.js': `require('./foo')`,
|
|
'foo.js': `var require = x => x; if (require('does not exist') !== 'does not exist') throw 'fail'`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--bundle'], {
|
|
'in.js': `const ns = require('./foo'); if (ns.a !== 123 || ns.b.a !== 123) throw 'fail'`,
|
|
'foo.js': `exports.a = 123; exports.b = this`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--bundle'], {
|
|
'in.js': `const ns = require('./foo'); if (ns.a !== 123 || ns.b !== void 0) throw 'fail'`,
|
|
'foo.js': `export let a = 123, b = this`,
|
|
}),
|
|
)
|
|
|
|
// Optional chain lowering tests
|
|
for (let [code, expected] of [
|
|
['array?.map?.(x => -x).filter', '[].filter'],
|
|
['array?.map?.(x => -x)["filter"]', '[].filter'],
|
|
['array?.map?.(x => -x).filter(x => x < -1)', '[-2, -3]'],
|
|
['array?.map?.(x => -x)["filter"](x => x < -1)', '[-2, -3]'],
|
|
]) {
|
|
tests.push(
|
|
test(['in.js', '--outfile=node.js', '--target=es6', '--format=esm'], {
|
|
'in.js': `
|
|
import * as assert from 'assert';
|
|
let array = [1, 2, 3];
|
|
let result = ${code};
|
|
assert.deepStrictEqual(result, ${expected});
|
|
`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--target=es6', '--format=esm'], {
|
|
'in.js': `
|
|
import * as assert from 'assert';
|
|
function test(array, result = ${code}) {
|
|
return result
|
|
}
|
|
assert.deepStrictEqual(test([1, 2, 3]), ${expected});
|
|
`,
|
|
}),
|
|
)
|
|
}
|
|
|
|
// Class lowering tests
|
|
tests.push(
|
|
test(['in.js', '--outfile=node.js', '--target=es6'], {
|
|
'in.js': `
|
|
class Foo {
|
|
foo = 123
|
|
self = this
|
|
#method() {
|
|
if (this.foo !== 123) throw 'fail'
|
|
}
|
|
bar() {
|
|
let that = () => this
|
|
that().#method()
|
|
that().#method?.()
|
|
that()?.#method()
|
|
that()?.#method?.()
|
|
that().self.#method()
|
|
that().self.#method?.()
|
|
that().self?.#method()
|
|
that().self?.#method?.()
|
|
that()?.self.#method()
|
|
that()?.self.#method?.()
|
|
that()?.self?.#method()
|
|
that()?.self?.#method?.()
|
|
}
|
|
}
|
|
new Foo().bar()
|
|
`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--target=es6'], {
|
|
'in.js': `
|
|
class Foo {
|
|
foo = 123
|
|
get #bar() { return this.foo }
|
|
set #bar(x) { this.foo = x }
|
|
bar() {
|
|
let that = () => this
|
|
that().#bar **= 2
|
|
if (this.foo !== 15129) throw 'fail'
|
|
}
|
|
}
|
|
new Foo().bar()
|
|
`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--target=es6'], {
|
|
'in.js': `
|
|
let bar
|
|
class Foo {
|
|
get #foo() { bar = new Foo; return this.result }
|
|
set #foo(x) { this.result = x }
|
|
bar() {
|
|
bar = this
|
|
bar.result = 2
|
|
++bar.#foo
|
|
}
|
|
}
|
|
let foo = new Foo()
|
|
foo.bar()
|
|
if (foo === bar || foo.result !== 3 || bar.result !== void 0) throw 'fail'
|
|
`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--target=es6'], {
|
|
'in.js': `
|
|
let bar
|
|
class Foo {
|
|
get #foo() { bar = new Foo; return this.result }
|
|
set #foo(x) { this.result = x }
|
|
bar() {
|
|
bar = this
|
|
bar.result = 2
|
|
bar.#foo *= 3
|
|
}
|
|
}
|
|
let foo = new Foo()
|
|
foo.bar()
|
|
if (foo === bar || foo.result !== 6 || bar.result !== void 0) throw 'fail'
|
|
`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--target=es6'], {
|
|
'in.js': `
|
|
let bar
|
|
class Foo {
|
|
get #foo() { bar = new Foo; return this.result }
|
|
set #foo(x) { this.result = x }
|
|
bar() {
|
|
bar = this
|
|
bar.result = 2
|
|
bar.#foo **= 3
|
|
}
|
|
}
|
|
let foo = new Foo()
|
|
foo.bar()
|
|
if (foo === bar || foo.result !== 8 || bar.result !== void 0) throw 'fail'
|
|
`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--target=es6'], {
|
|
'in.js': `
|
|
function expect(fn, msg) {
|
|
try {
|
|
fn()
|
|
} catch (e) {
|
|
if (e instanceof TypeError && e.message === msg) return
|
|
}
|
|
throw 'expected ' + msg
|
|
}
|
|
class Foo {
|
|
#foo
|
|
#method() {}
|
|
get #getter() {}
|
|
set #setter(x) {}
|
|
bar() {
|
|
let obj = {}
|
|
expect(() => obj.#foo, 'Cannot read from private field')
|
|
expect(() => obj.#foo = 1, 'Cannot write to private field')
|
|
expect(() => obj.#getter, 'Cannot read from private field')
|
|
expect(() => obj.#setter = 1, 'Cannot write to private field')
|
|
expect(() => obj.#method, 'Cannot access private method')
|
|
expect(() => obj.#method = 1, 'Cannot write to private field')
|
|
expect(() => this.#setter, 'member.get is not a function')
|
|
expect(() => this.#getter = 1, 'member.set is not a function')
|
|
expect(() => this.#method = 1, 'member.set is not a function')
|
|
}
|
|
}
|
|
new Foo().bar()
|
|
`,
|
|
}, {
|
|
expectedStderr: ` > in.js:22:29: warning: Writing to read-only method "#method" will throw
|
|
22 │ expect(() => obj.#method = 1, 'Cannot write to private f...
|
|
╵ ~~~~~~~
|
|
|
|
> in.js:23:30: warning: Reading from setter-only property "#setter" will throw
|
|
23 │ expect(() => this.#setter, 'member.get is not a function')
|
|
╵ ~~~~~~~
|
|
|
|
> in.js:24:30: warning: Writing to getter-only property "#getter" will throw
|
|
24 │ expect(() => this.#getter = 1, 'member.set is not a func...
|
|
╵ ~~~~~~~
|
|
|
|
> in.js:25:30: warning: Writing to read-only method "#method" will throw
|
|
25 │ expect(() => this.#method = 1, 'member.set is not a func...
|
|
╵ ~~~~~~~
|
|
|
|
`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--target=es6'], {
|
|
'in.js': `
|
|
let setterCalls = 0
|
|
class Foo {
|
|
key
|
|
set key(x) { setterCalls++ }
|
|
}
|
|
let foo = new Foo()
|
|
if (setterCalls !== 0 || !foo.hasOwnProperty('key') || foo.key !== void 0) throw 'fail'
|
|
`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--target=es6'], {
|
|
'in.js': `
|
|
let setterCalls = 0
|
|
class Foo {
|
|
key = 123
|
|
set key(x) { setterCalls++ }
|
|
}
|
|
let foo = new Foo()
|
|
if (setterCalls !== 0 || !foo.hasOwnProperty('key') || foo.key !== 123) throw 'fail'
|
|
`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--target=es6'], {
|
|
'in.js': `
|
|
let toStringCalls = 0
|
|
let setterCalls = 0
|
|
class Foo {
|
|
[{toString() {
|
|
toStringCalls++
|
|
return 'key'
|
|
}}]
|
|
set key(x) { setterCalls++ }
|
|
}
|
|
let foo = new Foo()
|
|
if (setterCalls !== 0 || toStringCalls !== 1 || !foo.hasOwnProperty('key') || foo.key !== void 0) throw 'fail'
|
|
`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--target=es6'], {
|
|
'in.js': `
|
|
let toStringCalls = 0
|
|
let setterCalls = 0
|
|
class Foo {
|
|
[{toString() {
|
|
toStringCalls++
|
|
return 'key'
|
|
}}] = 123
|
|
set key(x) { setterCalls++ }
|
|
}
|
|
let foo = new Foo()
|
|
if (setterCalls !== 0 || toStringCalls !== 1 || !foo.hasOwnProperty('key') || foo.key !== 123) throw 'fail'
|
|
`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--target=es6'], {
|
|
'in.js': `
|
|
let key = Symbol('key')
|
|
let setterCalls = 0
|
|
class Foo {
|
|
[key]
|
|
set [key](x) { setterCalls++ }
|
|
}
|
|
let foo = new Foo()
|
|
if (setterCalls !== 0 || !foo.hasOwnProperty(key) || foo[key] !== void 0) throw 'fail'
|
|
`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--target=es6'], {
|
|
'in.js': `
|
|
let key = Symbol('key')
|
|
let setterCalls = 0
|
|
class Foo {
|
|
[key] = 123
|
|
set [key](x) { setterCalls++ }
|
|
}
|
|
let foo = new Foo()
|
|
if (setterCalls !== 0 || !foo.hasOwnProperty(key) || foo[key] !== 123) throw 'fail'
|
|
`,
|
|
}),
|
|
|
|
// Test class re-assignment
|
|
test(['in.js', '--outfile=node.js', '--target=es6'], {
|
|
'in.js': `
|
|
class Foo {
|
|
foo = () => this
|
|
}
|
|
let foo = new Foo()
|
|
if (foo.foo() !== foo) throw 'fail'
|
|
`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--target=es6'], {
|
|
'in.js': `
|
|
class Foo {
|
|
static foo = () => this
|
|
}
|
|
let old = Foo
|
|
let foo = Foo.foo
|
|
Foo = class Bar {}
|
|
if (foo() !== old) throw 'fail'
|
|
`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--target=es6'], {
|
|
'in.js': `
|
|
class Foo {
|
|
bar = 'works'
|
|
foo = () => class {
|
|
[this.bar]
|
|
}
|
|
}
|
|
let foo = new Foo().foo
|
|
if (!('works' in new (foo()))) throw 'fail'
|
|
`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--target=es6'], {
|
|
'in.js': `
|
|
class Foo {
|
|
static bar = 'works'
|
|
static foo = () => class {
|
|
[this.bar]
|
|
}
|
|
}
|
|
let foo = Foo.foo
|
|
Foo = class Bar {}
|
|
if (!('works' in new (foo()))) throw 'fail'
|
|
`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--target=es6'], {
|
|
'in.js': `
|
|
class Foo {
|
|
static foo() { return this.#foo }
|
|
static #foo = Foo
|
|
}
|
|
let old = Foo
|
|
Foo = class Bar {}
|
|
if (old.foo() !== old) throw 'fail'
|
|
`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--target=es6'], {
|
|
'in.js': `
|
|
class Foo {
|
|
static foo() { return this.#foo() }
|
|
static #foo() { return Foo }
|
|
}
|
|
let old = Foo
|
|
Foo = class Bar {}
|
|
if (old.foo() !== old) throw 'fail'
|
|
`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--target=es6'], {
|
|
'in.js': `
|
|
try {
|
|
class Foo {
|
|
static foo() { return this.#foo }
|
|
static #foo = Foo = class Bar {}
|
|
}
|
|
throw 'fail'
|
|
} catch (e) {
|
|
if (!(e instanceof TypeError))
|
|
throw e
|
|
}
|
|
`,
|
|
}, {
|
|
expectedStderr: ` > in.js:5:26: warning: This assignment will throw because "Foo" is a constant
|
|
5 │ static #foo = Foo = class Bar {}
|
|
╵ ~~~
|
|
in.js:3:16: note: "Foo" was declared a constant here
|
|
3 │ class Foo {
|
|
╵ ~~~
|
|
|
|
`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--target=es6'], {
|
|
'in.js': `
|
|
class Foo {
|
|
static foo() { return this.#foo() }
|
|
static #foo() { Foo = class Bar{} }
|
|
}
|
|
try {
|
|
Foo.foo()
|
|
throw 'fail'
|
|
} catch (e) {
|
|
if (!(e instanceof TypeError))
|
|
throw e
|
|
}
|
|
`,
|
|
}, {
|
|
expectedStderr: ` > in.js:4:26: warning: This assignment will throw because "Foo" is a constant
|
|
4 │ static #foo() { Foo = class Bar{} }
|
|
╵ ~~~
|
|
in.js:2:14: note: "Foo" was declared a constant here
|
|
2 │ class Foo {
|
|
╵ ~~~
|
|
|
|
`,
|
|
}),
|
|
|
|
// Issue: https://github.com/evanw/esbuild/issues/901
|
|
test(['in.js', '--outfile=node.js', '--target=es6'], {
|
|
'in.js': `
|
|
class A {
|
|
pub = this.#priv;
|
|
#priv() {
|
|
return 'Inside #priv';
|
|
}
|
|
}
|
|
if (new A().pub() !== 'Inside #priv') throw 'fail';
|
|
`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--target=es6'], {
|
|
'in.js': `
|
|
class A {
|
|
static pub = this.#priv;
|
|
static #priv() {
|
|
return 'Inside #priv';
|
|
}
|
|
}
|
|
if (A.pub() !== 'Inside #priv') throw 'fail';
|
|
`,
|
|
}),
|
|
|
|
// Issue: https://github.com/evanw/esbuild/issues/1066
|
|
test(['in.js', '--outfile=node.js', '--target=es6'], {
|
|
'in.js': `
|
|
class Test {
|
|
#x = 2;
|
|
#y = [];
|
|
z = 2;
|
|
|
|
get x() { return this.#x; }
|
|
get y() { return this.#y; }
|
|
|
|
world() {
|
|
return [1,[2,3],4];
|
|
}
|
|
|
|
hello() {
|
|
[this.#x,this.#y,this.z] = this.world();
|
|
}
|
|
}
|
|
|
|
var t = new Test();
|
|
t.hello();
|
|
if (t.x !== 1 || t.y[0] !== 2 || t.y[1] !== 3 || t.z !== 4) throw 'fail';
|
|
`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--target=es6'], {
|
|
'in.js': `
|
|
class Foo {
|
|
#a
|
|
#b
|
|
#c
|
|
foo() {
|
|
[this.#a, this.#b, this.#c] = {
|
|
[Symbol.iterator]() {
|
|
let value = 0
|
|
return {
|
|
next() {
|
|
return { value: ++value, done: false }
|
|
}
|
|
}
|
|
}
|
|
}
|
|
return [this.#a, this.#b, this.#c].join(' ')
|
|
}
|
|
}
|
|
if (new Foo().foo() !== '1 2 3') throw 'fail'
|
|
`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--target=es6'], {
|
|
'in.js': `
|
|
class Foo {
|
|
#a
|
|
#b
|
|
#c
|
|
#d
|
|
#e
|
|
#f
|
|
foo() {
|
|
[
|
|
{x: this.#a},
|
|
[[, this.#b, ,]],
|
|
{y: this.#c = 3},
|
|
{x: this.x, y: this.y, ...this.#d},
|
|
[, , ...this.#e],
|
|
[{x: [{y: [this.#f]}]}],
|
|
] = [
|
|
{x: 1},
|
|
[[1, 2, 3]],
|
|
{},
|
|
{x: 2, y: 3, z: 4, w: 5},
|
|
[4, 5, 6, 7, 8],
|
|
[{x: [{y: [9]}]}],
|
|
]
|
|
return JSON.stringify([
|
|
this.#a,
|
|
this.#b,
|
|
this.#c,
|
|
this.#d,
|
|
this.#e,
|
|
this.#f,
|
|
])
|
|
}
|
|
}
|
|
if (new Foo().foo() !== '[1,2,3,{"z":4,"w":5},[6,7,8],9]') throw 'fail'
|
|
`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--target=es6'], {
|
|
'in.js': `
|
|
class Foo {
|
|
values = []
|
|
set #a(a) { this.values.push(a) }
|
|
set #b(b) { this.values.push(b) }
|
|
set #c(c) { this.values.push(c) }
|
|
set #d(d) { this.values.push(d) }
|
|
set #e(e) { this.values.push(e) }
|
|
set #f(f) { this.values.push(f) }
|
|
foo() {
|
|
[
|
|
{x: this.#a},
|
|
[[, this.#b, ,]],
|
|
{y: this.#c = 3},
|
|
{x: this.x, y: this.y, ...this.#d},
|
|
[, , ...this.#e],
|
|
[{x: [{y: [this.#f]}]}],
|
|
] = [
|
|
{x: 1},
|
|
[[1, 2, 3]],
|
|
{},
|
|
{x: 2, y: 3, z: 4, w: 5},
|
|
[4, 5, 6, 7, 8],
|
|
[{x: [{y: [9]}]}],
|
|
]
|
|
return JSON.stringify(this.values)
|
|
}
|
|
}
|
|
if (new Foo().foo() !== '[1,2,3,{"z":4,"w":5},[6,7,8],9]') throw 'fail'
|
|
`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--target=es6'], {
|
|
'in.js': `
|
|
class Foo {
|
|
#a
|
|
#b
|
|
#c
|
|
#d
|
|
#e
|
|
#f
|
|
foo() {
|
|
for ([
|
|
{x: this.#a},
|
|
[[, this.#b, ,]],
|
|
{y: this.#c = 3},
|
|
{x: this.x, y: this.y, ...this.#d},
|
|
[, , ...this.#e],
|
|
[{x: [{y: [this.#f]}]}],
|
|
] of [[
|
|
{x: 1},
|
|
[[1, 2, 3]],
|
|
{},
|
|
{x: 2, y: 3, z: 4, w: 5},
|
|
[4, 5, 6, 7, 8],
|
|
[{x: [{y: [9]}]}],
|
|
]]) ;
|
|
return JSON.stringify([
|
|
this.#a,
|
|
this.#b,
|
|
this.#c,
|
|
this.#d,
|
|
this.#e,
|
|
this.#f,
|
|
])
|
|
}
|
|
}
|
|
if (new Foo().foo() !== '[1,2,3,{"z":4,"w":5},[6,7,8],9]') throw 'fail'
|
|
`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--target=es6'], {
|
|
'in.js': `
|
|
class Foo {
|
|
#a
|
|
#b() {}
|
|
get #c() {}
|
|
set #d(x) {}
|
|
bar(x) {
|
|
return #a in x && #b in x && #c in x && #d in x
|
|
}
|
|
}
|
|
let foo = new Foo()
|
|
if (foo.bar(foo) !== true || foo.bar(Foo) !== false) throw 'fail'
|
|
`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--target=es6'], {
|
|
'in.js': `
|
|
class Foo {
|
|
#a
|
|
#b() {}
|
|
get #c() {}
|
|
set #d(x) {}
|
|
bar(x) {
|
|
return #a in x && #b in x && #c in x && #d in x
|
|
}
|
|
}
|
|
function mustFail(x) {
|
|
let foo = new Foo()
|
|
try {
|
|
foo.bar(x)
|
|
} catch (e) {
|
|
if (e instanceof TypeError) return
|
|
throw e
|
|
}
|
|
throw 'fail'
|
|
}
|
|
mustFail(null)
|
|
mustFail(void 0)
|
|
mustFail(0)
|
|
mustFail('')
|
|
mustFail(Symbol('x'))
|
|
`,
|
|
}),
|
|
)
|
|
|
|
// Async lowering tests
|
|
tests.push(
|
|
test(['in.js', '--outfile=node.js', '--target=es6'], {
|
|
'in.js': `
|
|
exports.async = async () => {
|
|
const value = await Promise.resolve(123)
|
|
if (value !== 123) throw 'fail'
|
|
|
|
let uncaught = false
|
|
let caught = false
|
|
try {
|
|
await Promise.reject(234)
|
|
uncaught = true
|
|
} catch (error) {
|
|
if (error !== 234) throw 'fail'
|
|
caught = true
|
|
}
|
|
if (uncaught || !caught) throw 'fail'
|
|
}
|
|
`,
|
|
}, { async: true }),
|
|
test(['in.js', '--outfile=node.js', '--target=es6'], {
|
|
'in.js': `
|
|
async function throws() {
|
|
throw 123
|
|
}
|
|
exports.async = () => throws().then(
|
|
() => {
|
|
throw 'fail'
|
|
},
|
|
error => {
|
|
if (error !== 123) throw 'fail'
|
|
}
|
|
)
|
|
`,
|
|
}, { async: true }),
|
|
test(['in.js', '--outfile=node.js', '--target=es6'], {
|
|
'in.js': `
|
|
exports.async = async () => {
|
|
"use strict"
|
|
async function foo() {
|
|
return [this, arguments]
|
|
}
|
|
let [t, a] = await foo.call(0, 1, 2, 3)
|
|
if (t !== 0 || a.length !== 3 || a[0] !== 1 || a[1] !== 2 || a[2] !== 3) throw 'fail'
|
|
}
|
|
`,
|
|
}, { async: true }),
|
|
test(['in.js', '--outfile=node.js', '--target=es6'], {
|
|
'in.js': `
|
|
let couldThrow = () => 'b'
|
|
exports.async = async () => {
|
|
"use strict"
|
|
async function f0() {
|
|
let bar = async (x, y) => [x, y, this, arguments]
|
|
return await bar('a', 'b')
|
|
}
|
|
async function f1() {
|
|
let bar = async (x, ...y) => [x, y[0], this, arguments]
|
|
return await bar('a', 'b')
|
|
}
|
|
async function f2() {
|
|
let bar = async (x, y = 'b') => [x, y, this, arguments]
|
|
return await bar('a')
|
|
}
|
|
async function f3() {
|
|
let bar = async (x, y = couldThrow()) => [x, y, this, arguments]
|
|
return await bar('a')
|
|
}
|
|
async function f4() {
|
|
let bar = async (x, y = couldThrow()) => (() => [x, y, this, arguments])()
|
|
return await bar('a')
|
|
}
|
|
async function f5() {
|
|
let bar = () => async (x, y = couldThrow()) => [x, y, this, arguments]
|
|
return await bar()('a')
|
|
}
|
|
async function f6() {
|
|
let bar = async () => async (x, y = couldThrow()) => [x, y, this, arguments]
|
|
return await (await bar())('a')
|
|
}
|
|
for (let foo of [f0, f1, f2, f3, f4, f5, f6]) {
|
|
let [x, y, t, a] = await foo.call(0, 1, 2, 3)
|
|
if (x !== 'a' || y !== 'b' || t !== 0 || a.length !== 3 || a[0] !== 1 || a[1] !== 2 || a[2] !== 3) throw 'fail'
|
|
}
|
|
}
|
|
`,
|
|
}, { async: true }),
|
|
test(['in.js', '--outfile=node.js', '--target=es6'], {
|
|
// The async transform must not change the argument count
|
|
'in.js': `
|
|
async function a(x, y) {}
|
|
if (a.length !== 2) throw 'fail: a'
|
|
|
|
async function b(x, y = x(), z) {}
|
|
if (b.length !== 1) throw 'fail: b'
|
|
|
|
async function c(x, y, ...z) {}
|
|
if (c.length !== 2) throw 'fail: c'
|
|
|
|
let d = async function(x, y) {}
|
|
if (d.length !== 2) throw 'fail: d'
|
|
|
|
let e = async function(x, y = x(), z) {}
|
|
if (e.length !== 1) throw 'fail: e'
|
|
|
|
let f = async function(x, y, ...z) {}
|
|
if (f.length !== 2) throw 'fail: f'
|
|
|
|
let g = async (x, y) => {}
|
|
if (g.length !== 2) throw 'fail: g'
|
|
|
|
let h = async (x, y = x(), z) => {}
|
|
if (h.length !== 1) throw 'fail: h'
|
|
|
|
let i = async (x, y, ...z) => {}
|
|
if (i.length !== 2) throw 'fail: i'
|
|
`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--target=es6'], {
|
|
// Functions must be able to access default arguments past the last non-default argument
|
|
'in.js': `
|
|
exports.async = async () => {
|
|
async function a(x, y = 0) { return y }
|
|
let b = async function(x, y = 0) { return y }
|
|
let c = async (x, y = 0) => y
|
|
for (let fn of [a, b, c]) {
|
|
if ((await fn('x', 'y')) !== 'y') throw 'fail: ' + fn
|
|
}
|
|
}
|
|
`,
|
|
}, { async: true }),
|
|
test(['in.js', '--outfile=node.js', '--target=es6'], {
|
|
// Functions must be able to access arguments past the argument count using "arguments"
|
|
'in.js': `
|
|
exports.async = async () => {
|
|
async function a() { return arguments[2] }
|
|
async function b(x, y) { return arguments[2] }
|
|
async function c(x, y = x) { return arguments[2] }
|
|
let d = async function() { return arguments[2] }
|
|
let e = async function(x, y) { return arguments[2] }
|
|
let f = async function(x, y = x) { return arguments[2] }
|
|
for (let fn of [a, b, c, d, e, f]) {
|
|
if ((await fn('x', 'y', 'z')) !== 'z') throw 'fail: ' + fn
|
|
}
|
|
}
|
|
`,
|
|
}, { async: true }),
|
|
test(['in.js', '--outfile=node.js', '--target=es6'], {
|
|
// Functions must be able to access arguments past the argument count using a rest argument
|
|
'in.js': `
|
|
exports.async = async () => {
|
|
async function a(...rest) { return rest[3] }
|
|
async function b(x, y, ...rest) { return rest[1] }
|
|
async function c(x, y = x, ...rest) { return rest[1] }
|
|
let d = async function(...rest) { return rest[3] }
|
|
let e = async function(x, y, ...rest) { return rest[1] }
|
|
let f = async function(x, y = x, ...rest) { return rest[1] }
|
|
let g = async (...rest) => rest[3]
|
|
let h = async (x, y, ...rest) => rest[1]
|
|
let i = async (x, y = x, ...rest) => rest[1]
|
|
for (let fn of [a, b, c, d, e, f, g, h, i]) {
|
|
if ((await fn(11, 22, 33, 44)) !== 44) throw 'fail: ' + fn
|
|
}
|
|
}
|
|
`,
|
|
}, { async: true }),
|
|
test(['in.js', '--outfile=node.js', '--target=es6'], {
|
|
// Functions must be able to modify arguments using "arguments"
|
|
'in.js': `
|
|
exports.async = async () => {
|
|
async function a(x) { let y = [x, arguments[0]]; arguments[0] = 'y'; return y.concat(x, arguments[0]) }
|
|
let b = async function(x) { let y = [x, arguments[0]]; arguments[0] = 'y'; return y.concat(x, arguments[0]) }
|
|
for (let fn of [a, b]) {
|
|
let values = (await fn('x')) + ''
|
|
if (values !== 'x,x,y,y') throw 'fail: ' + values
|
|
}
|
|
}
|
|
`,
|
|
}, { async: true }),
|
|
test(['in.js', '--outfile=node.js', '--target=es6'], {
|
|
// Errors in the evaluation of async function arguments should reject the resulting promise
|
|
'in.js': `
|
|
exports.async = async () => {
|
|
let expected = new Error('You should never see this error')
|
|
let throws = () => { throw expected }
|
|
async function a(x, y = throws()) {}
|
|
async function b({ [throws()]: x }) {}
|
|
let c = async function (x, y = throws()) {}
|
|
let d = async function ({ [throws()]: x }) {}
|
|
let e = async (x, y = throws()) => {}
|
|
let f = async ({ [throws()]: x }) => {}
|
|
for (let fn of [a, b, c, d, e, f]) {
|
|
let promise = fn({})
|
|
try {
|
|
await promise
|
|
} catch (e) {
|
|
if (e === expected) continue
|
|
}
|
|
throw 'fail: ' + fn
|
|
}
|
|
}
|
|
`,
|
|
}, { async: true }),
|
|
test(['in.js', '--outfile=node.js', '--target=es6'], {
|
|
// Functions handle "super" property accesses
|
|
'in.js': `
|
|
exports.async = async () => {
|
|
class Base {
|
|
foo(x, y) {
|
|
return x + y
|
|
}
|
|
}
|
|
class Derived extends Base {
|
|
async test(key) {
|
|
return [
|
|
await super.foo,
|
|
await super[key],
|
|
|
|
await super.foo.name,
|
|
await super[key].name,
|
|
await super.foo?.name,
|
|
await super[key]?.name,
|
|
await super._foo?.name,
|
|
await super['_' + key]?.name,
|
|
|
|
await super.foo(1, 2),
|
|
await super[key](1, 2),
|
|
await super.foo?.(1, 2),
|
|
await super[key]?.(1, 2),
|
|
await super._foo?.(1, 2),
|
|
await super['_' + key]?.(1, 2),
|
|
]
|
|
}
|
|
}
|
|
let d = new Derived
|
|
let observed = await d.test('foo')
|
|
let expected = [
|
|
d.foo, d.foo,
|
|
d.foo.name, d.foo.name, d.foo.name, d.foo.name, void 0, void 0,
|
|
3, 3, 3, 3, void 0, void 0,
|
|
]
|
|
for (let i = 0; i < expected.length; i++) {
|
|
if (observed[i] !== expected[i]) {
|
|
console.log(i, observed[i], expected[i])
|
|
throw 'fail'
|
|
}
|
|
}
|
|
}
|
|
`,
|
|
}, { async: true }),
|
|
)
|
|
|
|
// Function hoisting tests
|
|
tests.push(
|
|
test(['in.js', '--outfile=node.js'], {
|
|
'in.js': `
|
|
if (1) {
|
|
function f() {
|
|
return f
|
|
}
|
|
f = null
|
|
}
|
|
if (typeof f !== 'function' || f() !== null) throw 'fail'
|
|
`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js'], {
|
|
'in.js': `
|
|
'use strict'
|
|
if (1) {
|
|
function f() {
|
|
return f
|
|
}
|
|
f = null
|
|
}
|
|
if (typeof f !== 'undefined') throw 'fail'
|
|
`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--format=esm'], {
|
|
'in.js': `
|
|
export {}
|
|
if (1) {
|
|
function f() {
|
|
return f
|
|
}
|
|
f = null
|
|
}
|
|
if (typeof f !== 'undefined') throw 'fail'
|
|
`,
|
|
}),
|
|
test(['in.js', '--bundle', '--outfile=node.js'], {
|
|
'in.js': `
|
|
if (1) {
|
|
function f() {
|
|
return f
|
|
}
|
|
f = null
|
|
}
|
|
if (typeof f !== 'function' || f() !== null) throw 'fail'
|
|
`,
|
|
}),
|
|
test(['in.js', '--bundle', '--outfile=node.js'], {
|
|
'in.js': `
|
|
var f
|
|
if (1) {
|
|
function f() {
|
|
return f
|
|
}
|
|
f = null
|
|
}
|
|
if (typeof f !== 'function' || f() !== null) throw 'fail'
|
|
`,
|
|
}),
|
|
test(['in.js', '--bundle', '--outfile=node.js'], {
|
|
'in.js': `
|
|
'use strict'
|
|
if (1) {
|
|
function f() {
|
|
return f
|
|
}
|
|
}
|
|
if (typeof f !== 'undefined') throw 'fail'
|
|
`,
|
|
}),
|
|
test(['in.js', '--bundle', '--outfile=node.js'], {
|
|
'in.js': `
|
|
export {}
|
|
if (1) {
|
|
function f() {
|
|
return f
|
|
}
|
|
}
|
|
if (typeof f !== 'undefined') throw 'fail'
|
|
`,
|
|
}),
|
|
test(['in.js', '--bundle', '--outfile=node.js'], {
|
|
'in.js': `
|
|
var f = 1
|
|
if (1) {
|
|
function f() {
|
|
return f
|
|
}
|
|
f = null
|
|
}
|
|
if (typeof f !== 'function' || f() !== null) throw 'fail'
|
|
`,
|
|
}),
|
|
test(['in.js', '--bundle', '--outfile=node.js'], {
|
|
'in.js': `
|
|
'use strict'
|
|
var f = 1
|
|
if (1) {
|
|
function f() {
|
|
return f
|
|
}
|
|
}
|
|
if (f !== 1) throw 'fail'
|
|
`,
|
|
}),
|
|
test(['in.js', '--bundle', '--outfile=node.js'], {
|
|
'in.js': `
|
|
export {}
|
|
var f = 1
|
|
if (1) {
|
|
function f() {
|
|
return f
|
|
}
|
|
}
|
|
if (f !== 1) throw 'fail'
|
|
`,
|
|
}),
|
|
test(['in.js', '--bundle', '--outfile=node.js'], {
|
|
'in.js': `
|
|
import {f, g} from './other'
|
|
if (f !== void 0 || g !== 'g') throw 'fail'
|
|
`,
|
|
'other.js': `
|
|
'use strict'
|
|
var f
|
|
if (1) {
|
|
function f() {
|
|
return f
|
|
}
|
|
}
|
|
exports.f = f
|
|
exports.g = 'g'
|
|
`,
|
|
}),
|
|
test(['in.js', '--bundle', '--outfile=node.js'], {
|
|
'in.js': `
|
|
let f = 1
|
|
// This should not be turned into "if (1) let f" because that's a syntax error
|
|
if (1)
|
|
function f() {
|
|
return f
|
|
}
|
|
if (f !== 1) throw 'fail'
|
|
`,
|
|
}),
|
|
test(['in.js', '--bundle', '--outfile=node.js'], {
|
|
'in.js': `
|
|
x: function f() { return 1 }
|
|
if (f() !== 1) throw 'fail'
|
|
`,
|
|
}),
|
|
test(['in.ts', '--outfile=node.js'], {
|
|
'in.ts': `
|
|
if (1) {
|
|
var a = 'a'
|
|
for (var b = 'b'; 0; ) ;
|
|
for (var c in { c: 0 }) ;
|
|
for (var d of ['d']) ;
|
|
for (var e = 'e' in {}) ;
|
|
function f() { return 'f' }
|
|
}
|
|
const observed = JSON.stringify({ a, b, c, d, e, f: f() })
|
|
const expected = JSON.stringify({ a: 'a', b: 'b', c: 'c', d: 'd', e: 'e', f: 'f' })
|
|
if (observed !== expected) throw observed
|
|
`,
|
|
}),
|
|
test(['in.ts', '--bundle', '--outfile=node.js'], {
|
|
'in.ts': `
|
|
if (1) {
|
|
var a = 'a'
|
|
for (var b = 'b'; 0; ) ;
|
|
for (var c in { c: 0 }) ;
|
|
for (var d of ['d']) ;
|
|
for (var e = 'e' in {}) ;
|
|
function f() { return 'f' }
|
|
}
|
|
const observed = JSON.stringify({ a, b, c, d, e, f: f() })
|
|
const expected = JSON.stringify({ a: 'a', b: 'b', c: 'c', d: 'd', e: 'e', f: 'f' })
|
|
if (observed !== expected) throw observed
|
|
`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--keep-names'], {
|
|
'in.js': `
|
|
var f
|
|
if (1) function f() { return f }
|
|
if (typeof f !== 'function' || f.name !== 'f') throw 'fail'
|
|
`,
|
|
}),
|
|
test(['in.js', '--bundle', '--outfile=node.js', '--keep-names'], {
|
|
'in.js': `
|
|
var f
|
|
if (1) function f() { return f }
|
|
if (typeof f !== 'function' || f.name !== 'f') throw 'fail'
|
|
`,
|
|
}),
|
|
test(['in.ts', '--outfile=node.js', '--keep-names'], {
|
|
'in.ts': `
|
|
if (1) {
|
|
var a = 'a'
|
|
for (var b = 'b'; 0; ) ;
|
|
for (var c in { c: 0 }) ;
|
|
for (var d of ['d']) ;
|
|
for (var e = 'e' in {}) ;
|
|
function f() {}
|
|
}
|
|
const observed = JSON.stringify({ a, b, c, d, e, f: f.name })
|
|
const expected = JSON.stringify({ a: 'a', b: 'b', c: 'c', d: 'd', e: 'e', f: 'f' })
|
|
if (observed !== expected) throw observed
|
|
`,
|
|
}),
|
|
test(['in.ts', '--bundle', '--outfile=node.js', '--keep-names'], {
|
|
'in.ts': `
|
|
if (1) {
|
|
var a = 'a'
|
|
for (var b = 'b'; 0; ) ;
|
|
for (var c in { c: 0 }) ;
|
|
for (var d of ['d']) ;
|
|
for (var e = 'e' in {}) ;
|
|
function f() {}
|
|
}
|
|
const observed = JSON.stringify({ a, b, c, d, e, f: f.name })
|
|
const expected = JSON.stringify({ a: 'a', b: 'b', c: 'c', d: 'd', e: 'e', f: 'f' })
|
|
if (observed !== expected) throw observed
|
|
`,
|
|
}),
|
|
)
|
|
|
|
// Object rest pattern tests
|
|
tests.push(
|
|
// Test the correctness of side effect order for the TypeScript namespace exports
|
|
test(['in.ts', '--outfile=node.js'], {
|
|
'in.ts': `
|
|
function fn() {
|
|
let trail = []
|
|
let t = k => (trail.push(k), k)
|
|
let [
|
|
{ [t('a')]: a } = { a: t('x') },
|
|
{ [t('b')]: b, ...c } = { b: t('y') },
|
|
{ [t('d')]: d } = { d: t('z') },
|
|
] = [{ a: 1 }, { b: 2, bb: 3 }]
|
|
return JSON.stringify({a, b, c, d, trail})
|
|
}
|
|
namespace ns {
|
|
let trail = []
|
|
let t = k => (trail.push(k), k)
|
|
export let [
|
|
{ [t('a')]: a } = { a: t('x') },
|
|
{ [t('b')]: b, ...c } = { b: t('y') },
|
|
{ [t('d')]: d } = { d: t('z') },
|
|
] = [{ a: 1 }, { b: 2, bb: 3 }]
|
|
export let result = JSON.stringify({a, b, c, d, trail})
|
|
}
|
|
if (fn() !== ns.result) throw 'fail'
|
|
`,
|
|
}),
|
|
|
|
// Test the array and object rest patterns in TypeScript namespace exports
|
|
test(['in.ts', '--outfile=node.js'], {
|
|
'in.ts': `
|
|
let obj = {};
|
|
({a: obj.a, ...obj.b} = {a: 1, b: 2, c: 3});
|
|
[obj.c, , ...obj.d] = [1, 2, 3];
|
|
({e: obj.e, f: obj.f = 'f'} = {e: 'e'});
|
|
[obj.g, , obj.h = 'h'] = ['g', 'gg'];
|
|
namespace ns {
|
|
export let {a, ...b} = {a: 1, b: 2, c: 3};
|
|
export let [c, , ...d] = [1, 2, 3];
|
|
export let {e, f = 'f'} = {e: 'e'};
|
|
export let [g, , h = 'h'] = ['g', 'gg'];
|
|
}
|
|
if (JSON.stringify(obj) !== JSON.stringify(ns)) throw 'fail'
|
|
`,
|
|
}),
|
|
|
|
// Test the initializer being overwritten
|
|
test(['in.ts', '--outfile=node.js', '--target=es6'], {
|
|
'in.ts': `
|
|
var z = {x: {z: 'z'}, y: 'y'}, {x: z, ...y} = z
|
|
if (y.y !== 'y' || z.z !== 'z') throw 'fail'
|
|
`,
|
|
}),
|
|
test(['in.ts', '--outfile=node.js', '--target=es6'], {
|
|
'in.ts': `
|
|
var z = {x: {x: 'x'}, y: 'y'}, {[(z = {z: 'z'}, 'x')]: x, ...y} = z
|
|
if (x.x !== 'x' || y.y !== 'y' || z.z !== 'z') throw 'fail'
|
|
`,
|
|
}),
|
|
)
|
|
|
|
// Code splitting tests
|
|
tests.push(
|
|
// Code splitting via sharing
|
|
test(['a.js', 'b.js', '--outdir=out', '--splitting', '--format=esm', '--bundle'], {
|
|
'a.js': `
|
|
import * as ns from './common'
|
|
export let a = 'a' + ns.foo
|
|
`,
|
|
'b.js': `
|
|
import * as ns from './common'
|
|
export let b = 'b' + ns.foo
|
|
`,
|
|
'common.js': `
|
|
export let foo = 123
|
|
`,
|
|
'node.js': `
|
|
import {a} from './out/a.js'
|
|
import {b} from './out/b.js'
|
|
if (a !== 'a123' || b !== 'b123') throw 'fail'
|
|
`,
|
|
}),
|
|
|
|
// Code splitting via sharing with name templates
|
|
test([
|
|
'a.js', 'b.js', '--outdir=out', '--splitting', '--format=esm', '--bundle',
|
|
'--entry-names=[name][dir]x', '--chunk-names=[name]/[hash]',
|
|
], {
|
|
'a.js': `
|
|
import * as ns from './common'
|
|
export let a = 'a' + ns.foo
|
|
`,
|
|
'b.js': `
|
|
import * as ns from './common'
|
|
export let b = 'b' + ns.foo
|
|
`,
|
|
'common.js': `
|
|
export let foo = 123
|
|
`,
|
|
'node.js': `
|
|
import {a} from './out/a/x.js'
|
|
import {b} from './out/b/x.js'
|
|
if (a !== 'a123' || b !== 'b123') throw 'fail'
|
|
`,
|
|
}),
|
|
|
|
// Code splitting via sharing with name templates
|
|
test([
|
|
'pages/a/index.js', 'pages/b/index.js', '--outbase=.',
|
|
'--outdir=out', '--splitting', '--format=esm', '--bundle',
|
|
'--entry-names=[name][dir]y', '--chunk-names=[name]/[hash]',
|
|
], {
|
|
'pages/a/index.js': `
|
|
import * as ns from '../common'
|
|
export let a = 'a' + ns.foo
|
|
`,
|
|
'pages/b/index.js': `
|
|
import * as ns from '../common'
|
|
export let b = 'b' + ns.foo
|
|
`,
|
|
'pages/common.js': `
|
|
export let foo = 123
|
|
`,
|
|
'node.js': `
|
|
import {a} from './out/index/pages/a/y.js'
|
|
import {b} from './out/index/pages/b/y.js'
|
|
if (a !== 'a123' || b !== 'b123') throw 'fail'
|
|
`,
|
|
}),
|
|
|
|
// Code splitting via ES6 module double-imported with sync and async imports
|
|
test(['a.js', '--outdir=out', '--splitting', '--format=esm', '--bundle'], {
|
|
'a.js': `
|
|
import * as ns1 from './b'
|
|
export default async function () {
|
|
const ns2 = await import('./b')
|
|
return [ns1.foo, -ns2.foo]
|
|
}
|
|
`,
|
|
'b.js': `
|
|
export let foo = 123
|
|
`,
|
|
'node.js': `
|
|
export let async = async () => {
|
|
const {default: fn} = await import('./out/a.js')
|
|
const [a, b] = await fn()
|
|
if (a !== 123 || b !== -123) throw 'fail'
|
|
}
|
|
`,
|
|
}, { async: true }),
|
|
|
|
// Code splitting via CommonJS module double-imported with sync and async imports
|
|
test(['a.js', '--outdir=out', '--splitting', '--format=esm', '--bundle'], {
|
|
'a.js': `
|
|
import * as ns1 from './b.cjs'
|
|
export default async function () {
|
|
const ns2 = await import('./b.cjs')
|
|
return [ns1.foo, -ns2.default.foo]
|
|
}
|
|
`,
|
|
'b.cjs': `
|
|
exports.foo = 123
|
|
`,
|
|
'node.js': `
|
|
export let async = async () => {
|
|
const {default: fn} = await import('./out/a.js')
|
|
const [a, b] = await fn()
|
|
if (a !== 123 || b !== -123) throw 'fail'
|
|
}
|
|
`,
|
|
}, { async: true }),
|
|
|
|
// Identical output chunks should not be shared
|
|
test(['a.js', 'b.js', 'c.js', '--outdir=out', '--splitting', '--format=esm', '--bundle', '--minify'], {
|
|
'a.js': `
|
|
import {foo as common1} from './common1'
|
|
import {foo as common2} from './common2'
|
|
export let a = [common1, common2]
|
|
`,
|
|
'b.js': `
|
|
import {foo as common2} from './common2'
|
|
import {foo as common3} from './common3'
|
|
export let b = [common2, common3]
|
|
`,
|
|
'c.js': `
|
|
import {foo as common3} from './common3'
|
|
import {foo as common1} from './common1'
|
|
export let c = [common3, common1]
|
|
`,
|
|
'common1.js': `
|
|
export let foo = {}
|
|
`,
|
|
'common2.js': `
|
|
export let foo = {}
|
|
`,
|
|
'common3.js': `
|
|
export let foo = {}
|
|
`,
|
|
'node.js': `
|
|
import {a} from './out/a.js'
|
|
import {b} from './out/b.js'
|
|
import {c} from './out/c.js'
|
|
if (a[0] === a[1]) throw 'fail'
|
|
if (b[0] === b[1]) throw 'fail'
|
|
if (c[0] === c[1]) throw 'fail'
|
|
`,
|
|
}),
|
|
test(['a.js', 'b.js', 'c.js', '--outdir=out', '--splitting', '--format=esm', '--bundle', '--minify'], {
|
|
'a.js': `
|
|
export {a} from './common'
|
|
`,
|
|
'b.js': `
|
|
export {b} from './common'
|
|
`,
|
|
'c.js': `
|
|
export {a as ca, b as cb} from './common'
|
|
`,
|
|
'common.js': `
|
|
export let a = {}
|
|
export let b = {}
|
|
`,
|
|
'node.js': `
|
|
import {a} from './out/a.js'
|
|
import {b} from './out/b.js'
|
|
import {ca, cb} from './out/c.js'
|
|
if (a === b || ca === cb || a !== ca || b !== cb) throw 'fail'
|
|
`,
|
|
}),
|
|
|
|
// "sideEffects": false
|
|
// https://github.com/evanw/esbuild/issues/1081
|
|
test(['entry.js', '--outdir=out', '--splitting', '--format=esm', '--bundle', '--chunk-names=[name]'], {
|
|
'entry.js': `import('./a'); import('./b')`,
|
|
'a.js': `import { bar } from './shared'; bar()`,
|
|
'b.js': `import './shared'`,
|
|
'shared.js': `import { foo } from './foo'; export let bar = foo`,
|
|
'foo/index.js': `export let foo = () => {}`,
|
|
'foo/package.json': `{ "sideEffects": false }`,
|
|
'node.js': `
|
|
import path from 'path'
|
|
import url from 'url'
|
|
const __dirname = path.dirname(url.fileURLToPath(import.meta.url))
|
|
|
|
// Read the output files
|
|
import fs from 'fs'
|
|
const a = fs.readFileSync(path.join(__dirname, 'out', 'a.js'), 'utf8')
|
|
const chunk = fs.readFileSync(path.join(__dirname, 'out', 'chunk.js'), 'utf8')
|
|
|
|
// Make sure the two output files don't import each other
|
|
import assert from 'assert'
|
|
assert.notStrictEqual(chunk.includes('a.js'), a.includes('chunk.js'), 'chunks must not import each other')
|
|
`,
|
|
}),
|
|
test(['entry.js', '--outdir=out', '--splitting', '--format=esm', '--bundle'], {
|
|
'entry.js': `await import('./a'); await import('./b')`,
|
|
'a.js': `import { bar } from './shared'; bar()`,
|
|
'b.js': `import './shared'`,
|
|
'shared.js': `import { foo } from './foo'; export let bar = foo`,
|
|
'foo/index.js': `export let foo = () => {}`,
|
|
'foo/package.json': `{ "sideEffects": false }`,
|
|
'node.js': `
|
|
// This must not crash
|
|
import './out/entry.js'
|
|
`,
|
|
}),
|
|
|
|
// Code splitting where only one entry point uses the runtime
|
|
// https://github.com/evanw/esbuild/issues/1123
|
|
test(['a.js', 'b.js', '--outdir=out', '--splitting', '--format=esm', '--bundle'], {
|
|
'a.js': `
|
|
import * as foo from './shared'
|
|
export default foo
|
|
`,
|
|
'b.js': `
|
|
import {bar} from './shared'
|
|
export default bar
|
|
`,
|
|
'shared.js': `
|
|
export function foo() {
|
|
return 'foo'
|
|
}
|
|
export function bar() {
|
|
return 'bar'
|
|
}
|
|
`,
|
|
'node.js': `
|
|
import a from './out/a.js'
|
|
import b from './out/b.js'
|
|
if (a.foo() !== 'foo') throw 'fail'
|
|
if (b() !== 'bar') throw 'fail'
|
|
`,
|
|
}),
|
|
|
|
// Code splitting with a dynamic import that imports a CSS file
|
|
// https://github.com/evanw/esbuild/issues/1125
|
|
test(['parent.js', '--outdir=out', '--splitting', '--format=esm', '--bundle'], {
|
|
'parent.js': `
|
|
// This should import the primary JS chunk, not the secondary CSS chunk
|
|
await import('./child')
|
|
`,
|
|
'child.js': `
|
|
import './foo.css'
|
|
`,
|
|
'foo.css': `
|
|
body {
|
|
color: black;
|
|
}
|
|
`,
|
|
'node.js': `
|
|
import './out/parent.js'
|
|
`,
|
|
}),
|
|
)
|
|
|
|
// Test the binary loader
|
|
for (const length of [0, 1, 2, 3, 4, 5, 6, 7, 8, 256]) {
|
|
const code = `
|
|
import bytes from './data.bin'
|
|
if (!(bytes instanceof Uint8Array)) throw 'not Uint8Array'
|
|
if (bytes.length !== ${length}) throw 'Uint8Array.length !== ${length}'
|
|
if (bytes.buffer.byteLength !== ${length}) throw 'ArrayBuffer.byteLength !== ${length}'
|
|
for (let i = 0; i < ${length}; i++) if (bytes[i] !== (i ^ 0x55)) throw 'bad element ' + i
|
|
`
|
|
const data = Buffer.from([...' '.repeat(length)].map((_, i) => i ^ 0x55))
|
|
tests.push(
|
|
test(['entry.js', '--bundle', '--outfile=node.js', '--loader:.bin=binary', '--platform=browser'], {
|
|
'entry.js': code,
|
|
'data.bin': data,
|
|
}),
|
|
test(['entry.js', '--bundle', '--outfile=node.js', '--loader:.bin=binary', '--platform=node'], {
|
|
'entry.js': code,
|
|
'data.bin': data,
|
|
}),
|
|
)
|
|
}
|
|
|
|
// Test file handle errors other than ENOENT
|
|
{
|
|
const errorText = process.platform === 'win32' ? 'The handle is invalid.' : 'is a directory';
|
|
tests.push(
|
|
test(['src/entry.js', '--bundle', '--outfile=node.js', '--sourcemap'], {
|
|
'src/entry.js': `
|
|
//# sourceMappingURL=entry.js.map
|
|
`,
|
|
'src/entry.js.map/x': ``,
|
|
}, {
|
|
expectedStderr: ` > src/entry.js:2:29: warning: Cannot read file "src/entry.js.map": ${errorText}
|
|
2 │ //# sourceMappingURL=entry.js.map
|
|
╵ ~~~~~~~~~~~~
|
|
|
|
`,
|
|
}),
|
|
test(['src/entry.js', '--bundle', '--outfile=node.js'], {
|
|
'src/entry.js': ``,
|
|
'src/tsconfig.json': `{"extends": "./base.json"}`,
|
|
'src/base.json/x': ``,
|
|
}, {
|
|
expectedStderr: ` > src/tsconfig.json:1:12: error: Cannot read file "src/base.json": ${errorText}
|
|
1 │ {"extends": "./base.json"}
|
|
╵ ~~~~~~~~~~~~~
|
|
|
|
`,
|
|
}),
|
|
test(['src/entry.js', '--bundle', '--outfile=node.js'], {
|
|
'src/entry.js': ``,
|
|
'src/tsconfig.json': `{"extends": "foo"}`,
|
|
'node_modules/foo/tsconfig.json/x': ``,
|
|
}, {
|
|
expectedStderr: ` > src/tsconfig.json:1:12: error: Cannot read file "node_modules/foo/tsconfig.json": ${errorText}
|
|
1 │ {"extends": "foo"}
|
|
╵ ~~~~~
|
|
|
|
`,
|
|
}),
|
|
test(['src/entry.js', '--bundle', '--outfile=node.js'], {
|
|
'src/entry.js': ``,
|
|
|
|
// These missing directories shouldn't cause any errors on Windows
|
|
'package.json': `{
|
|
"main": "dist/cjs/index.js",
|
|
"module": "dist/esm/index.js"
|
|
}`,
|
|
}),
|
|
)
|
|
}
|
|
|
|
// Test a special-case error message for people trying to use "'--" on Windows
|
|
tests.push(
|
|
test(['in.js', `'--define:process.env.NODE_ENV="production"'`], {
|
|
'in.js': ``,
|
|
}, {
|
|
expectedStderr: ` > error: Unexpected single quote character before flag (use \\" to ` +
|
|
`escape double quotes): '--define:process.env.NODE_ENV="production"'
|
|
|
|
`,
|
|
}),
|
|
)
|
|
|
|
// Test injecting banner and footer
|
|
tests.push(
|
|
test(['in.js', '--outfile=node.js', '--banner:js=const bannerDefined = true;'], {
|
|
'in.js': `if (!bannerDefined) throw 'fail'`
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--footer:js=function footer() { }'], {
|
|
'in.js': `footer()`
|
|
}),
|
|
test(['a.js', 'b.js', '--outdir=out', '--bundle', '--format=cjs', '--banner:js=const bannerDefined = true;', '--footer:js=function footer() { }'], {
|
|
'a.js': `
|
|
module.exports = { banner: bannerDefined, footer };
|
|
`,
|
|
'b.js': `
|
|
module.exports = { banner: bannerDefined, footer };
|
|
`,
|
|
'node.js': `
|
|
const a = require('./out/a');
|
|
const b = require('./out/b');
|
|
|
|
if (!a.banner || !b.banner) throw 'fail';
|
|
a.footer();
|
|
b.footer();
|
|
`
|
|
}),
|
|
)
|
|
|
|
// Test "exports" in package.json
|
|
for (const flags of [[], ['--bundle']]) {
|
|
tests.push(
|
|
test(['in.js', '--outfile=node.js', '--format=esm'].concat(flags), {
|
|
'in.js': `import abc from 'pkg'; if (abc !== 123) throw 'fail'`,
|
|
'package.json': `{ "type": "module" }`,
|
|
'node_modules/pkg/subdir/foo.js': `export default 123`,
|
|
'node_modules/pkg/package.json': `{
|
|
"type": "module",
|
|
"exports": {
|
|
".": "./subdir/foo.js"
|
|
}
|
|
}`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--format=esm'].concat(flags), {
|
|
'in.js': `import abc from 'pkg'; if (abc !== 123) throw 'fail'`,
|
|
'package.json': `{ "type": "module" }`,
|
|
'node_modules/pkg/subdir/foo.js': `export default 123`,
|
|
'node_modules/pkg/package.json': `{
|
|
"type": "module",
|
|
"exports": {
|
|
".": {
|
|
"default": "./subdir/foo.js"
|
|
}
|
|
}
|
|
}`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--format=esm'].concat(flags), {
|
|
'in.js': `import abc from 'pkg'; if (abc !== 123) throw 'fail'`,
|
|
'package.json': `{ "type": "module" }`,
|
|
'node_modules/pkg/subdir/foo.js': `export default 123`,
|
|
'node_modules/pkg/package.json': `{
|
|
"type": "module",
|
|
"exports": {
|
|
"default": "./subdir/foo.js"
|
|
}
|
|
}`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--format=esm'].concat(flags), {
|
|
'in.js': `import abc from 'pkg/foo.js'; if (abc !== 123) throw 'fail'`,
|
|
'package.json': `{ "type": "module" }`,
|
|
'node_modules/pkg/subdir/foo.js': `export default 123`,
|
|
'node_modules/pkg/package.json': `{
|
|
"type": "module",
|
|
"exports": {
|
|
"./": "./subdir/"
|
|
}
|
|
}`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--format=esm'].concat(flags), {
|
|
'in.js': `import abc from 'pkg/foo.js'; if (abc !== 123) throw 'fail'`,
|
|
'package.json': `{ "type": "module" }`,
|
|
'node_modules/pkg/subdir/foo.js': `export default 123`,
|
|
'node_modules/pkg/package.json': `{
|
|
"type": "module",
|
|
"exports": {
|
|
"./": {
|
|
"default": "./subdir/"
|
|
}
|
|
}
|
|
}`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--format=esm'].concat(flags), {
|
|
'in.js': `import abc from 'pkg/dir/foo.js'; if (abc !== 123) throw 'fail'`,
|
|
'package.json': `{ "type": "module" }`,
|
|
'node_modules/pkg/subdir/foo.js': `export default 123`,
|
|
'node_modules/pkg/package.json': `{
|
|
"type": "module",
|
|
"exports": {
|
|
"./dir/": "./subdir/"
|
|
}
|
|
}`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--format=esm'].concat(flags), {
|
|
'in.js': `import abc from 'pkg/dir/foo.js'; if (abc !== 123) throw 'fail'`,
|
|
'package.json': `{ "type": "module" }`,
|
|
'node_modules/pkg/subdir/foo.js': `export default 123`,
|
|
'node_modules/pkg/package.json': `{
|
|
"type": "module",
|
|
"exports": {
|
|
"./dir/": {
|
|
"default": "./subdir/"
|
|
}
|
|
}
|
|
}`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--format=esm'].concat(flags), {
|
|
'in.js': `import abc from '@scope/pkg'; if (abc !== 123) throw 'fail'`,
|
|
'package.json': `{ "type": "module" }`,
|
|
'node_modules/@scope/pkg/subdir/foo.js': `export default 123`,
|
|
'node_modules/@scope/pkg/package.json': `{
|
|
"type": "module",
|
|
"exports": {
|
|
".": "./subdir/foo.js"
|
|
}
|
|
}`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--format=esm'].concat(flags), {
|
|
'in.js': `import abc from '@scope/pkg'; if (abc !== 123) throw 'fail'`,
|
|
'package.json': `{ "type": "module" }`,
|
|
'node_modules/@scope/pkg/subdir/foo.js': `export default 123`,
|
|
'node_modules/@scope/pkg/package.json': `{
|
|
"type": "module",
|
|
"exports": {
|
|
".": {
|
|
"default": "./subdir/foo.js"
|
|
}
|
|
}
|
|
}`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--format=esm'].concat(flags), {
|
|
'in.js': `import abc from '@scope/pkg'; if (abc !== 123) throw 'fail'`,
|
|
'package.json': `{ "type": "module" }`,
|
|
'node_modules/@scope/pkg/subdir/foo.js': `export default 123`,
|
|
'node_modules/@scope/pkg/package.json': `{
|
|
"type": "module",
|
|
"exports": {
|
|
"default": "./subdir/foo.js"
|
|
}
|
|
}`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--format=esm'].concat(flags), {
|
|
'in.js': `import abc from '@scope/pkg/foo.js'; if (abc !== 123) throw 'fail'`,
|
|
'package.json': `{ "type": "module" }`,
|
|
'node_modules/@scope/pkg/subdir/foo.js': `export default 123`,
|
|
'node_modules/@scope/pkg/package.json': `{
|
|
"type": "module",
|
|
"exports": {
|
|
"./": "./subdir/"
|
|
}
|
|
}`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--format=esm'].concat(flags), {
|
|
'in.js': `import abc from '@scope/pkg/foo.js'; if (abc !== 123) throw 'fail'`,
|
|
'package.json': `{ "type": "module" }`,
|
|
'node_modules/@scope/pkg/subdir/foo.js': `export default 123`,
|
|
'node_modules/@scope/pkg/package.json': `{
|
|
"type": "module",
|
|
"exports": {
|
|
"./": {
|
|
"default": "./subdir/"
|
|
}
|
|
}
|
|
}`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--format=esm'].concat(flags), {
|
|
'in.js': `import abc from '@scope/pkg/dir/foo.js'; if (abc !== 123) throw 'fail'`,
|
|
'package.json': `{ "type": "module" }`,
|
|
'node_modules/@scope/pkg/subdir/foo.js': `export default 123`,
|
|
'node_modules/@scope/pkg/package.json': `{
|
|
"type": "module",
|
|
"exports": {
|
|
"./dir/": "./subdir/"
|
|
}
|
|
}`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--format=esm'].concat(flags), {
|
|
'in.js': `import abc from '@scope/pkg/dir/foo.js'; if (abc !== 123) throw 'fail'`,
|
|
'package.json': `{ "type": "module" }`,
|
|
'node_modules/@scope/pkg/subdir/foo.js': `export default 123`,
|
|
'node_modules/@scope/pkg/package.json': `{
|
|
"type": "module",
|
|
"exports": {
|
|
"./dir/": {
|
|
"default": "./subdir/"
|
|
}
|
|
}
|
|
}`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--format=esm'].concat(flags), {
|
|
'in.js': `import abc from 'pkg/dirwhat'; if (abc !== 123) throw 'fail'`,
|
|
'package.json': `{ "type": "module" }`,
|
|
'node_modules/pkg/sub/what/dirwhat/foo.js': `export default 123`,
|
|
'node_modules/pkg/package.json': `{
|
|
"type": "module",
|
|
"exports": {
|
|
"./di*": "./nope.js",
|
|
"./dir*": "./sub/*/dir*/foo.js",
|
|
"./long*": "./nope.js",
|
|
"./d*": "./nope.js"
|
|
}
|
|
}`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--format=cjs'].concat(flags), {
|
|
'in.js': `const abc = require('pkg/dir/test'); if (abc !== 123) throw 'fail'`,
|
|
'package.json': `{ "type": "module" }`,
|
|
'node_modules/pkg/sub/test.js': `module.exports = 123`,
|
|
'node_modules/pkg/package.json': `{
|
|
"exports": {
|
|
"./dir/": "./sub/"
|
|
}
|
|
}`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--format=cjs'].concat(flags), {
|
|
'in.js': `const abc = require('pkg/dir/test'); if (abc !== 123) throw 'fail'`,
|
|
'package.json': `{ "type": "module" }`,
|
|
'node_modules/pkg/sub/test/index.js': `module.exports = 123`,
|
|
'node_modules/pkg/package.json': `{
|
|
"exports": {
|
|
"./dir/": "./sub/"
|
|
}
|
|
}`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--format=esm'].concat(flags), {
|
|
'in.js': `import abc from 'pkg/foo'; if (abc !== 123) throw 'fail'`,
|
|
'package.json': `{ "type": "module" }`,
|
|
'node_modules/pkg/yes.js': `export default 123`,
|
|
'node_modules/pkg/package.json': `{
|
|
"type": "module",
|
|
"exports": {
|
|
"./foo": [
|
|
{ "unused": "./no.js" },
|
|
"./yes.js"
|
|
]
|
|
}
|
|
}`,
|
|
}),
|
|
test(['in.js', '--outfile=node.js', '--format=esm'].concat(flags), {
|
|
'in.js': `import abc from 'pkg/foo'; if (abc !== 123) throw 'fail'`,
|
|
'package.json': `{ "type": "module" }`,
|
|
'node_modules/pkg/yes.js': `export default 123`,
|
|
'node_modules/pkg/package.json': `{
|
|
"type": "module",
|
|
"exports": {
|
|
"./foo": [
|
|
{ "default": "./yes.js" },
|
|
"./no.js"
|
|
]
|
|
}
|
|
}`,
|
|
}),
|
|
)
|
|
}
|
|
|
|
// Top-level await tests
|
|
tests.push(
|
|
test(['in.js', '--outdir=out', '--format=esm', '--bundle'], {
|
|
'in.js': `
|
|
function foo() {
|
|
globalThis.tlaTrace.push(2)
|
|
return import('./a.js')
|
|
}
|
|
|
|
globalThis.tlaTrace = []
|
|
globalThis.tlaTrace.push(1)
|
|
const it = (await foo()).default
|
|
globalThis.tlaTrace.push(6)
|
|
if (it !== 123 || globalThis.tlaTrace.join(',') !== '1,2,3,4,5,6') throw 'fail'
|
|
`,
|
|
'a.js': `
|
|
globalThis.tlaTrace.push(5)
|
|
export { default } from './b.js'
|
|
`,
|
|
'b.js': `
|
|
globalThis.tlaTrace.push(3)
|
|
export default await Promise.resolve(123)
|
|
globalThis.tlaTrace.push(4)
|
|
`,
|
|
'node.js': `
|
|
import './out/in.js'
|
|
`,
|
|
}),
|
|
)
|
|
|
|
// Test writing to stdout
|
|
tests.push(
|
|
// These should succeed
|
|
testStdout('exports.foo = 123', [], async (build) => {
|
|
const stdout = await build()
|
|
assert.strictEqual(stdout, `exports.foo = 123;\n`)
|
|
}),
|
|
testStdout('exports.foo = 123', ['--bundle', '--format=cjs'], async (build) => {
|
|
const stdout = await build()
|
|
assert.strictEqual(stdout, `// example.js\nexports.foo = 123;\n`)
|
|
}),
|
|
testStdout('exports.foo = 123', ['--sourcemap'], async (build) => {
|
|
const stdout = await build()
|
|
const start = `exports.foo = 123;\n//# sourceMappingURL=data:application/json;base64,`
|
|
assert.default(stdout.startsWith(start))
|
|
const json = JSON.parse(Buffer.from(stdout.slice(start.length), 'base64').toString())
|
|
assert.strictEqual(json.version, 3)
|
|
assert.deepStrictEqual(json.sources, ['example.js'])
|
|
}),
|
|
testStdout('exports.foo = 123', ['--bundle', '--format=cjs', '--sourcemap'], async (build) => {
|
|
const stdout = await build()
|
|
const start = `// example.js\nexports.foo = 123;\n//# sourceMappingURL=data:application/json;base64,`
|
|
assert.default(stdout.startsWith(start))
|
|
const json = JSON.parse(Buffer.from(stdout.slice(start.length), 'base64').toString())
|
|
assert.strictEqual(json.version, 3)
|
|
assert.deepStrictEqual(json.sources, ['example.js'])
|
|
}),
|
|
testStdout('stuff', ['--loader:.js=text'], async (build) => {
|
|
const stdout = await build()
|
|
assert.strictEqual(stdout, `module.exports = "stuff";\n`)
|
|
}),
|
|
|
|
// These should fail
|
|
testStdout('exports.foo = 123', ['--metafile=graph.json'], async (build) => {
|
|
try { await build() } catch (e) { return }
|
|
throw new Error('Expected build failure for "--metafile"')
|
|
}),
|
|
testStdout('exports.foo = 123', ['--sourcemap=external'], async (build) => {
|
|
try { await build() } catch (e) { return }
|
|
throw new Error('Expected build failure for "--metafile"')
|
|
}),
|
|
testStdout('exports.foo = 123', ['--loader:.js=file'], async (build) => {
|
|
try { await build() } catch (e) { return }
|
|
throw new Error('Expected build failure for "--metafile"')
|
|
}),
|
|
)
|
|
|
|
// Test for a Windows-specific issue where paths starting with "/" could be
|
|
// treated as relative paths, leading to inconvenient cross-platform failures:
|
|
// https://github.com/evanw/esbuild/issues/822
|
|
tests.push(
|
|
test(['in.js', '--bundle'], {
|
|
'in.js': `
|
|
import "/file.js"
|
|
`,
|
|
'file.js': `This file should not be imported on Windows`,
|
|
}, {
|
|
expectedStderr: ` > in.js:2:15: error: Could not resolve "/file.js"
|
|
2 │ import "/file.js"
|
|
╵ ~~~~~~~~~~
|
|
|
|
`,
|
|
}),
|
|
)
|
|
|
|
// Test that importing a path with the wrong case works ok. This is necessary
|
|
// to handle case-insensitive file systems.
|
|
if (process.platform === 'darwin' || process.platform === 'win32') {
|
|
tests.push(
|
|
test(['in.js', '--bundle', '--outfile=node.js'], {
|
|
'in.js': `
|
|
import x from "./File1.js"
|
|
import y from "./file2.js"
|
|
if (x !== 123 || y !== 234) throw 'fail'
|
|
`,
|
|
'file1.js': `export default 123`,
|
|
'File2.js': `export default 234`,
|
|
}, {
|
|
expectedStderr: ` > in.js:2:24: warning: Use "file1.js" instead of "File1.js" to avoid issues with case-sensitive file systems
|
|
2 │ import x from "./File1.js"
|
|
╵ ~~~~~~~~~~~~
|
|
|
|
> in.js:3:24: warning: Use "File2.js" instead of "file2.js" to avoid issues with case-sensitive file systems
|
|
3 │ import y from "./file2.js"
|
|
╵ ~~~~~~~~~~~~
|
|
|
|
`,
|
|
}),
|
|
test(['in.js', '--bundle', '--outfile=node.js'], {
|
|
'in.js': `
|
|
import x from "./Dir1/file.js"
|
|
import y from "./dir2/file.js"
|
|
if (x !== 123 || y !== 234) throw 'fail'
|
|
`,
|
|
'dir1/file.js': `export default 123`,
|
|
'Dir2/file.js': `export default 234`,
|
|
}),
|
|
|
|
// Warn when importing something inside node_modules
|
|
test(['in.js', '--bundle', '--outfile=node.js'], {
|
|
'in.js': `
|
|
import x from "pkg/File1.js"
|
|
import y from "pkg/file2.js"
|
|
if (x !== 123 || y !== 234) throw 'fail'
|
|
`,
|
|
'node_modules/pkg/file1.js': `export default 123`,
|
|
'node_modules/pkg/File2.js': `export default 234`,
|
|
}, {
|
|
expectedStderr: ` > in.js:2:24: warning: Use "node_modules/pkg/file1.js" instead of "node_modules/pkg/File1.js" to avoid issues with case-sensitive file systems
|
|
2 │ import x from "pkg/File1.js"
|
|
╵ ~~~~~~~~~~~~~~
|
|
|
|
> in.js:3:24: warning: Use "node_modules/pkg/File2.js" instead of "node_modules/pkg/file2.js" to avoid issues with case-sensitive file systems
|
|
3 │ import y from "pkg/file2.js"
|
|
╵ ~~~~~~~~~~~~~~
|
|
|
|
`,
|
|
}),
|
|
|
|
// Don't warn when the importer is inside node_modules
|
|
test(['in.js', '--bundle', '--outfile=node.js'], {
|
|
'in.js': `
|
|
import {x, y} from "pkg"
|
|
if (x !== 123 || y !== 234) throw 'fail'
|
|
`,
|
|
'node_modules/pkg/index.js': `
|
|
export {default as x} from "./File1.js"
|
|
export {default as y} from "./file2.js"
|
|
`,
|
|
'node_modules/pkg/file1.js': `export default 123`,
|
|
'node_modules/pkg/File2.js': `export default 234`,
|
|
}),
|
|
)
|
|
}
|
|
|
|
function test(args, files, options) {
|
|
return async () => {
|
|
const hasBundle = args.includes('--bundle')
|
|
const hasIIFE = args.includes('--format=iife')
|
|
const hasCJS = args.includes('--format=cjs')
|
|
const hasESM = args.includes('--format=esm')
|
|
const formats = hasIIFE ? ['iife'] : hasESM ? ['esm'] : hasCJS || !hasBundle ? ['cjs'] : ['cjs', 'esm']
|
|
const expectedStderr = options && options.expectedStderr || '';
|
|
|
|
// If the test doesn't specify a format, test both formats
|
|
for (const format of formats) {
|
|
const formatArg = `--format=${format}`
|
|
const logLevelArgs = args.some(arg => arg.startsWith('--log-level=')) ? [] : ['--log-level=warning']
|
|
const modifiedArgs = (!hasBundle || args.includes(formatArg) ? args : args.concat(formatArg)).concat(logLevelArgs)
|
|
const thisTestDir = path.join(testDir, '' + testCount++)
|
|
|
|
try {
|
|
// Test setup
|
|
for (const file in files) {
|
|
const filePath = path.join(thisTestDir, file)
|
|
const contents = files[file]
|
|
await fs.mkdir(path.dirname(filePath), { recursive: true })
|
|
|
|
// Optionally symlink the file if the test requests it
|
|
if (contents.symlink) await fs.symlink(contents.symlink.replace('TEST_DIR_ABS_PATH', thisTestDir), filePath)
|
|
else await fs.writeFile(filePath, contents)
|
|
}
|
|
|
|
// Run esbuild
|
|
let stderr
|
|
if (options && options.cwd) {
|
|
// Use the shell to set the working directory instead of using node's
|
|
// "child_process" module. For some reason it looks like node doesn't
|
|
// handle symlinks correctly and some of these tests check esbuild's
|
|
// behavior in the presence of symlinks. Using the shell is the only
|
|
// way I could find to do this correctly.
|
|
const quote = arg => arg.replace(/([#!"$&'()*,:;<=>?@\[\\\]^`{|}])/g, '\\$1')
|
|
const cwd = path.join(thisTestDir, options.cwd)
|
|
const command = ['cd', quote(cwd), '&&', quote(esbuildPath)].concat(modifiedArgs.map(quote)).join(' ')
|
|
stderr = (await execAsync(command, { stdio: 'pipe' })).stderr
|
|
} else {
|
|
stderr = (await execFileAsync(esbuildPath, modifiedArgs, { cwd: thisTestDir, stdio: 'pipe' })).stderr
|
|
}
|
|
assert.strictEqual(stderr, expectedStderr);
|
|
|
|
// Run the resulting node.js file and make sure it exits cleanly. The
|
|
// use of "pathToFileURL" is a workaround for a problem where node
|
|
// only supports absolute paths on Unix-style systems, not on Windows.
|
|
// See https://github.com/nodejs/node/issues/31710 for more info.
|
|
const nodePath = path.join(thisTestDir, 'node')
|
|
let testExports
|
|
switch (format) {
|
|
case 'cjs':
|
|
case 'iife':
|
|
await fs.writeFile(path.join(thisTestDir, 'package.json'), '{"type": "commonjs"}')
|
|
testExports = (await import(url.pathToFileURL(`${nodePath}.js`))).default
|
|
break
|
|
|
|
case 'esm':
|
|
await fs.writeFile(path.join(thisTestDir, 'package.json'), '{"type": "module"}')
|
|
testExports = await import(url.pathToFileURL(`${nodePath}.js`))
|
|
break
|
|
}
|
|
|
|
// If this is an async test, run the async part
|
|
if (options && options.async) {
|
|
if (!(testExports.async instanceof Function))
|
|
throw new Error('Expected async instanceof Function')
|
|
await testExports.async()
|
|
}
|
|
|
|
// Clean up test output
|
|
removeRecursiveSync(thisTestDir)
|
|
}
|
|
|
|
catch (e) {
|
|
if (e && e.stderr !== void 0) {
|
|
try {
|
|
assert.strictEqual(e.stderr, expectedStderr);
|
|
|
|
// Clean up test output
|
|
removeRecursiveSync(thisTestDir)
|
|
continue;
|
|
} catch (e2) {
|
|
e = e2;
|
|
}
|
|
}
|
|
console.error(`❌ test failed: ${e && e.message || e}
|
|
dir: ${path.relative(dirname, thisTestDir)}
|
|
args: ${modifiedArgs.join(' ')}
|
|
files: ${Object.entries(files).map(([k, v]) => `\n ${k}: ${JSON.stringify(v)}`).join('')}
|
|
`)
|
|
return false
|
|
}
|
|
}
|
|
|
|
return true
|
|
}
|
|
}
|
|
|
|
// There's a feature where bundling without "outfile" or "outdir" writes to stdout instead
|
|
function testStdout(input, args, callback) {
|
|
return async () => {
|
|
const thisTestDir = path.join(testDir, '' + testCount++)
|
|
|
|
try {
|
|
await fs.mkdir(thisTestDir, { recursive: true })
|
|
const inputFile = path.join(thisTestDir, 'example.js')
|
|
await fs.writeFile(inputFile, input)
|
|
|
|
// Run whatever check the caller is doing
|
|
await callback(async () => {
|
|
const { stdout } = await execFileAsync(
|
|
esbuildPath, [inputFile, '--log-level=warning'].concat(args), { cwd: thisTestDir, stdio: 'pipe' })
|
|
return stdout
|
|
})
|
|
|
|
// Clean up test output
|
|
removeRecursiveSync(thisTestDir)
|
|
} catch (e) {
|
|
console.error(`❌ test failed: ${e && e.message || e}
|
|
dir: ${path.relative(dirname, thisTestDir)}`)
|
|
return false
|
|
}
|
|
|
|
return true
|
|
}
|
|
}
|
|
|
|
// Create a fresh test directory
|
|
removeRecursiveSync(testDir)
|
|
await fs.mkdir(testDir, { recursive: true })
|
|
|
|
// Run tests in batches so they work in CI, which has a limited memory ceiling
|
|
let allTestsPassed = true
|
|
let batch = 32
|
|
for (let i = 0; i < tests.length; i += batch) {
|
|
let promises = []
|
|
for (let test of tests.slice(i, i + batch)) {
|
|
let promise = test()
|
|
promise.then(
|
|
success => { if (!success) allTestsPassed = false },
|
|
() => allTestsPassed = false,
|
|
)
|
|
promises.push(promise)
|
|
}
|
|
await Promise.all(promises)
|
|
}
|
|
|
|
if (!allTestsPassed) {
|
|
console.error(`❌ end-to-end tests failed`)
|
|
process.exit(1)
|
|
} else {
|
|
console.log(`✅ end-to-end tests passed`)
|
|
removeRecursiveSync(testDir)
|
|
}
|
|
})().catch(e => setTimeout(() => { throw e }))
|