electron/spec/api-callbacks-registry-spec.js
2017-11-16 14:51:24 -05:00

48 lines
1.1 KiB
JavaScript

const {assert} = require('chai')
const {CallbacksRegistry} = require('electron')
describe('CallbacksRegistry module', () => {
let registry = null
beforeEach(() => {
registry = new CallbacksRegistry()
})
it('adds a callback to the registry', () => {
const cb = () => [1, 2, 3, 4, 5]
const key = registry.add(cb)
assert.exists(key)
})
it('returns a specified callback if it is in the registry', () => {
const cb = () => [1, 2, 3, 4, 5]
const key = registry.add(cb)
const callback = registry.get(key)
assert.equal(callback.toString(), cb.toString())
})
it('returns an empty function if the cb doesnt exist', () => {
const callback = registry.get(1)
assert.isFunction(callback)
})
it('removes a callback to the registry', () => {
const cb = () => [1, 2, 3, 4, 5]
const key = registry.add(cb)
assert.exists(key)
const beforeCB = registry.get(key)
assert.equal(beforeCB.toString(), cb.toString())
registry.remove(key)
const afterCB = registry.get(key)
assert.isFunction(afterCB)
assert.notEqual(afterCB.toString(), cb.toString())
})
})