rpgmaker-linux/nwjs/packagefiles/tyranobuilder/node_modules/universalify/test/from-callback.js
2024-07-01 20:36:56 +03:00

86 lines
1.9 KiB
JavaScript

'use strict'
const test = require('tape')
const universalify = require('..')
const fn = universalify.fromCallback(function (a, b, cb) {
setTimeout(() => cb(null, [this, a, b]), 15)
})
const errFn = universalify.fromCallback(function (cb) {
setTimeout(() => cb(new Error('test')), 15)
})
const falseyErrFn = universalify.fromCallback(function (cb) {
setTimeout(() => cb(0, 15)) // eslint-disable-line standard/no-callback-literal
})
test('callback function works with callbacks', t => {
t.plan(4)
fn.call({ a: 'a' }, 1, 2, (err, arr) => {
t.ifError(err, 'should not error')
t.is(arr[0].a, 'a')
t.is(arr[1], 1)
t.is(arr[2], 2)
t.end()
})
})
test('callback function works with promises', t => {
t.plan(3)
fn.call({ a: 'a' }, 1, 2)
.then(arr => {
t.is(arr[0].a, 'a')
t.is(arr[1], 1)
t.is(arr[2], 2)
t.end()
})
.catch(t.end)
})
test('callbacks function works with promises without modify the original arg array', t => {
t.plan(2)
const array = [1, 2]
fn.apply(this, array).then((arr) => {
t.is(array.length, 2)
t.is(arr.length, 3)
t.end()
})
})
test('callback function error works with callbacks', t => {
t.plan(2)
errFn(err => {
t.assert(err, 'should error')
t.is(err.message, 'test')
t.end()
})
})
test('callback function error works with promises', t => {
t.plan(2)
errFn()
.then(() => t.end('Promise should not resolve'))
.catch(err => {
t.assert(err, 'should error')
t.is(err.message, 'test')
t.end()
})
})
test('should correctly reject on falsey error values', t => {
t.plan(2)
falseyErrFn()
.then(() => t.end('Promise should not resolve'))
.catch(err => {
t.assert((err != null), 'should error')
t.is(err, 0)
t.end()
})
})
test('fromCallback() sets correct .name', t => {
t.plan(1)
const res = universalify.fromCallback(function hello () {})
t.is(res.name, 'hello')
t.end()
})