[react-packager][streamline oss] Move open sourced JS source to react-native-github

website/react-docgen/lib/utils/__tests__/isExportsOrModuleAssignment-test.js

@@ -0,0 +1,36 @@
+"use strict";
+
+jest.autoMockOff();
+
+describe('isExportsOrModuleAssignment', function() {
+  var recast;
+  var isExportsOrModuleAssignment;
+
+  function parse(src) {
+    return new recast.types.NodePath(
+      recast.parse(src).program.body[0]
+    );
+  }
+
+  beforeEach(function() {
+    isExportsOrModuleAssignment = require('../isExportsOrModuleAssignment');
+    recast = require('recast');
+  });
+
+  it('detects "module.exports = ...;"', function() {
+    expect(isExportsOrModuleAssignment(parse('module.exports = foo;')))
+      .toBe(true);
+  });
+
+  it('detects "exports.foo = ..."', function() {
+    expect(isExportsOrModuleAssignment(parse('exports.foo = foo;')))
+      .toBe(true);
+  });
+
+  it('does not accept "exports = foo;"', function() {
+    // That doesn't actually export anything
+    expect(isExportsOrModuleAssignment(parse('exports = foo;')))
+      .toBe(false);
+  });
+
+});