electron/spec/modules-spec.js

162 строки
5.2 KiB
JavaScript

const assert = require('assert')
const Module = require('module')
const path = require('path')
const {remote} = require('electron')
const {BrowserWindow} = remote
const {closeWindow} = require('./window-helpers')
const nativeModulesEnabled = remote.getGlobal('nativeModulesEnabled')
describe('modules support', () => {
const fixtures = path.join(__dirname, 'fixtures')
describe('third-party module', () => {
describe('runas', () => {
if (!nativeModulesEnabled) return
it('can be required in renderer', () => {
require('runas')
})
it('can be required in node binary', (done) => {
const runas = path.join(fixtures, 'module', 'runas.js')
const child = require('child_process').fork(runas)
child.on('message', (msg) => {
assert.equal(msg, 'ok')
done()
})
})
})
describe('ffi', () => {
before(function () {
if (!nativeModulesEnabled || process.platform === 'win32') {
this.skip()
}
})
it('does not crash', () => {
const ffi = require('ffi')
const libm = ffi.Library('libm', {
ceil: ['double', ['double']]
})
assert.equal(libm.ceil(1.5), 2)
})
})
describe('q', () => {
const Q = require('q')
describe('Q.when', () => {
it('emits the fullfil callback', (done) => {
Q(true).then((val) => {
assert.equal(val, true)
done()
})
})
})
})
describe('coffee-script', () => {
it('can be registered and used to require .coffee files', () => {
assert.doesNotThrow(() => {
require('coffee-script').register()
})
assert.strictEqual(require('./fixtures/module/test.coffee'), true)
})
})
})
describe('global variables', () => {
describe('process', () => {
it('can be declared in a module', () => {
assert.strictEqual(require('./fixtures/module/declare-process'), 'declared process')
})
})
describe('global', () => {
it('can be declared in a module', () => {
assert.strictEqual(require('./fixtures/module/declare-global'), 'declared global')
})
})
describe('Buffer', () => {
it('can be declared in a module', () => {
assert.strictEqual(require('./fixtures/module/declare-buffer'), 'declared Buffer')
})
})
})
describe('Module._nodeModulePaths', () => {
describe('when the path is inside the resources path', () => {
it('does not include paths outside of the resources path', () => {
let modulePath = process.resourcesPath
assert.deepEqual(Module._nodeModulePaths(modulePath), [
path.join(process.resourcesPath, 'node_modules')
])
modulePath = process.resourcesPath + '-foo'
const nodeModulePaths = Module._nodeModulePaths(modulePath)
assert(nodeModulePaths.includes(path.join(modulePath, 'node_modules')))
assert(nodeModulePaths.includes(path.join(modulePath, '..', 'node_modules')))
modulePath = path.join(process.resourcesPath, 'foo')
assert.deepEqual(Module._nodeModulePaths(modulePath), [
path.join(process.resourcesPath, 'foo', 'node_modules'),
path.join(process.resourcesPath, 'node_modules')
])
modulePath = path.join(process.resourcesPath, 'node_modules', 'foo')
assert.deepEqual(Module._nodeModulePaths(modulePath), [
path.join(process.resourcesPath, 'node_modules', 'foo', 'node_modules'),
path.join(process.resourcesPath, 'node_modules')
])
modulePath = path.join(process.resourcesPath, 'node_modules', 'foo', 'bar')
assert.deepEqual(Module._nodeModulePaths(modulePath), [
path.join(process.resourcesPath, 'node_modules', 'foo', 'bar', 'node_modules'),
path.join(process.resourcesPath, 'node_modules', 'foo', 'node_modules'),
path.join(process.resourcesPath, 'node_modules')
])
modulePath = path.join(process.resourcesPath, 'node_modules', 'foo', 'node_modules', 'bar')
assert.deepEqual(Module._nodeModulePaths(modulePath), [
path.join(process.resourcesPath, 'node_modules', 'foo', 'node_modules', 'bar', 'node_modules'),
path.join(process.resourcesPath, 'node_modules', 'foo', 'node_modules'),
path.join(process.resourcesPath, 'node_modules')
])
})
})
describe('when the path is outside the resources path', () => {
it('includes paths outside of the resources path', () => {
let modulePath = path.resolve('/foo')
assert.deepEqual(Module._nodeModulePaths(modulePath), [
path.join(modulePath, 'node_modules'),
path.resolve('/node_modules')
])
})
})
})
describe('require', () => {
describe('when loaded URL is not file: protocol', () => {
let w
beforeEach(() => {
w = new BrowserWindow({show: false})
})
afterEach(async () => {
await closeWindow(w)
w = null
})
it('searches for module under app directory', async () => {
w.loadURL('about:blank')
const result = await w.webContents.executeJavaScript('typeof require("q").when')
assert.equal(result, 'function')
})
})
})
})