Files
mobx-utils/test/now.js
2020-04-10 14:23:14 +02:00

33 lines
780 B
JavaScript

"use strict"
const utils = require("../src/mobx-utils")
const mobx = require("mobx")
test("now should tick", (done) => {
const values = []
const d = mobx.autorun(() => {
utils.now(100)
utils.now(100) // make sure same ticker is used!
values.push("x")
})
setTimeout(d, 250)
setTimeout(() => {
expect(values).toEqual(["x", "x", "x"])
done()
}, 500)
})
test("now should be up to date outside reaction, #40", (done) => {
const d1 = utils.now(1000)
expect(typeof d1 === "number").toBeTruthy()
setTimeout(() => {
const d2 = utils.now(1000)
expect(typeof d2 === "number").toBeTruthy()
expect(d1).not.toBe(d2)
expect(d2 - d1 > 400).toBeTruthy()
done()
}, 500)
})