375 lines
12 KiB
JavaScript
375 lines
12 KiB
JavaScript
'use strict'
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const assert = require('assert')
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const http = require('http')
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const path = require('path')
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const {closeWindow} = require('./window-helpers')
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const {remote} = require('electron')
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const comparePaths = (path1, path2) => {
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if (process.platform === 'win32') {
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path1 = path1.toLowerCase()
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path2 = path2.toLowerCase()
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}
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assert.equal(path1, path2)
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}
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describe.only('remote module', () => {
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const fixtures = path.join(__dirname, 'fixtures')
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let w = null
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afterEach(() => closeWindow(w).then(() => { w = null }))
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describe('remote.require', () => {
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it('should returns same object for the same module', () => {
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const dialog1 = remote.require('electron')
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const dialog2 = remote.require('electron')
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assert.equal(dialog1, dialog2)
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})
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it('should work when object contains id property', () => {
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const a = remote.require(path.join(fixtures, 'module', 'id.js'))
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assert.equal(a.id, 1127)
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})
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it('should work when object has no prototype', () => {
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const a = remote.require(path.join(fixtures, 'module', 'no-prototype.js'))
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assert.equal(a.foo.constructor.name, '')
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assert.equal(a.foo.bar, 'baz')
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assert.equal(a.foo.baz, false)
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assert.equal(a.bar, 1234)
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assert.equal(a.anonymous.constructor.name, '')
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assert.equal(a.getConstructorName(Object.create(null)), '')
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assert.equal(a.getConstructorName(new (class {})()), '')
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})
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it('should search module from the user app', () => {
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comparePaths(path.normalize(remote.process.mainModule.filename), path.resolve(__dirname, 'static', 'main.js'))
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comparePaths(path.normalize(remote.process.mainModule.paths[0]), path.resolve(__dirname, 'static', 'node_modules'))
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})
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it('should work with function properties', () => {
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let a = remote.require(path.join(fixtures, 'module', 'export-function-with-properties.js'))
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assert.equal(typeof a, 'function')
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assert.equal(a.bar, 'baz')
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a = remote.require(path.join(fixtures, 'module', 'function-with-properties.js'))
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assert.equal(typeof a, 'object')
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assert.equal(a.foo(), 'hello')
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assert.equal(a.foo.bar, 'baz')
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assert.equal(a.foo.nested.prop, 'yes')
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assert.equal(a.foo.method1(), 'world')
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assert.equal(a.foo.method1.prop1(), 123)
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assert.ok(Object.keys(a.foo).includes('bar'))
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assert.ok(Object.keys(a.foo).includes('nested'))
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assert.ok(Object.keys(a.foo).includes('method1'))
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a = remote.require(path.join(fixtures, 'module', 'function-with-missing-properties.js')).setup()
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assert.equal(a.bar(), true)
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assert.equal(a.bar.baz, undefined)
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})
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it('should work with static class members', () => {
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const a = remote.require(path.join(fixtures, 'module', 'remote-static.js'))
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assert.equal(typeof a.Foo, 'function')
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assert.equal(a.Foo.foo(), 3)
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assert.equal(a.Foo.bar, 'baz')
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const foo = new a.Foo()
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assert.equal(foo.baz(), 123)
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})
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it('includes the length of functions specified as arguments', () => {
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const a = remote.require(path.join(fixtures, 'module', 'function-with-args.js'))
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assert.equal(a((a, b, c, d, f) => {}), 5)
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assert.equal(a((a) => {}), 1)
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assert.equal(a((...args) => {}), 0)
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})
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it('handles circular references in arrays and objects', () => {
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const a = remote.require(path.join(fixtures, 'module', 'circular.js'))
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let arrayA = ['foo']
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const arrayB = [arrayA, 'bar']
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arrayA.push(arrayB)
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assert.deepEqual(a.returnArgs(arrayA, arrayB), [
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['foo', [null, 'bar']],
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[['foo', null], 'bar']
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])
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let objectA = {foo: 'bar'}
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const objectB = {baz: objectA}
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objectA.objectB = objectB
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assert.deepEqual(a.returnArgs(objectA, objectB), [
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{foo: 'bar', objectB: {baz: null}},
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{baz: {foo: 'bar', objectB: null}}
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])
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arrayA = [1, 2, 3]
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assert.deepEqual(a.returnArgs({foo: arrayA}, {bar: arrayA}), [
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{foo: [1, 2, 3]},
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{bar: [1, 2, 3]}
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])
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objectA = {foo: 'bar'}
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assert.deepEqual(a.returnArgs({foo: objectA}, {bar: objectA}), [
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{foo: {foo: 'bar'}},
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{bar: {foo: 'bar'}}
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])
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arrayA = []
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arrayA.push(arrayA)
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assert.deepEqual(a.returnArgs(arrayA), [
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[null]
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])
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objectA = {}
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objectA.foo = objectA
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objectA.bar = 'baz'
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assert.deepEqual(a.returnArgs(objectA), [
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{foo: null, bar: 'baz'}
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])
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objectA = {}
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objectA.foo = {bar: objectA}
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objectA.bar = 'baz'
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assert.deepEqual(a.returnArgs(objectA), [
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{foo: {bar: null}, bar: 'baz'}
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])
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})
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})
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describe('remote.createFunctionWithReturnValue', () => {
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it('should be called in browser synchronously', () => {
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const buf = Buffer.from('test')
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const call = remote.require(path.join(fixtures, 'module', 'call.js'))
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const result = call.call(remote.createFunctionWithReturnValue(buf))
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assert.equal(result.constructor.name, 'Buffer')
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})
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})
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describe('remote modules', () => {
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it('includes browser process modules as properties', () => {
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assert.equal(typeof remote.app.getPath, 'function')
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assert.equal(typeof remote.webContents.getFocusedWebContents, 'function')
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assert.equal(typeof remote.clipboard.readText, 'function')
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assert.equal(typeof remote.shell.openExternal, 'function')
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})
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it('returns toString() of original function via toString()', () => {
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const {readText} = remote.clipboard
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assert(readText.toString().startsWith('function'))
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const {functionWithToStringProperty} = remote.require(path.join(fixtures, 'module', 'to-string-non-function.js'))
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assert.equal(functionWithToStringProperty.toString, 'hello')
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})
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})
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describe('remote object in renderer', () => {
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it('can change its properties', () => {
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const property = remote.require(path.join(fixtures, 'module', 'property.js'))
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assert.equal(property.property, 1127)
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property.property = null
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assert.equal(property.property, null)
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property.property = undefined
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assert.equal(property.property, undefined)
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property.property = 1007
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assert.equal(property.property, 1007)
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assert.equal(property.getFunctionProperty(), 'foo-browser')
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property.func.property = 'bar'
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assert.equal(property.getFunctionProperty(), 'bar-browser')
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property.func.property = 'foo' // revert back
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const property2 = remote.require(path.join(fixtures, 'module', 'property.js'))
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assert.equal(property2.property, 1007)
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property.property = 1127
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})
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it('rethrows errors getting/setting properties', () => {
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const foo = remote.require(path.join(fixtures, 'module', 'error-properties.js'))
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assert.throws(() => {
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// eslint-disable-next-line
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foo.bar
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}, /getting error/)
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assert.throws(() => {
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foo.bar = 'test'
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}, /setting error/)
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})
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it('can set a remote property with a remote object', () => {
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const foo = remote.require(path.join(fixtures, 'module', 'remote-object-set.js'))
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assert.doesNotThrow(() => {
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foo.bar = remote.getCurrentWindow()
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})
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})
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it('can construct an object from its member', () => {
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const call = remote.require(path.join(fixtures, 'module', 'call.js'))
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const obj = new call.constructor()
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assert.equal(obj.test, 'test')
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})
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it('can reassign and delete its member functions', () => {
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const remoteFunctions = remote.require(path.join(fixtures, 'module', 'function.js'))
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assert.equal(remoteFunctions.aFunction(), 1127)
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remoteFunctions.aFunction = () => { return 1234 }
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assert.equal(remoteFunctions.aFunction(), 1234)
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assert.equal(delete remoteFunctions.aFunction, true)
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})
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it('is referenced by its members', () => {
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let stringify = remote.getGlobal('JSON').stringify
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global.gc()
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stringify({})
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})
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})
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describe('remote value in browser', () => {
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const print = path.join(fixtures, 'module', 'print_name.js')
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const printName = remote.require(print)
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it('keeps its constructor name for objects', () => {
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const buf = Buffer.from('test')
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assert.equal(printName.print(buf), 'Buffer')
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})
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it('supports instanceof Date', () => {
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const now = new Date()
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assert.equal(printName.print(now), 'Date')
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assert.deepEqual(printName.echo(now), now)
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})
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it('supports instanceof Buffer', () => {
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const buffer = Buffer.from('test')
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assert.ok(buffer.equals(printName.echo(buffer)))
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const objectWithBuffer = {a: 'foo', b: Buffer.from('bar')}
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assert.ok(objectWithBuffer.b.equals(printName.echo(objectWithBuffer).b))
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const arrayWithBuffer = [1, 2, Buffer.from('baz')]
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assert.ok(arrayWithBuffer[2].equals(printName.echo(arrayWithBuffer)[2]))
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})
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it('supports TypedArray', () => {
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const values = [1, 2, 3, 4]
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assert.deepEqual(printName.typedArray(values), values)
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const int16values = new Int16Array([1, 2, 3, 4])
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assert.deepEqual(printName.typedArray(int16values), int16values)
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})
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})
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describe('remote promise', () => {
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it('can be used as promise in each side', (done) => {
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const promise = remote.require(path.join(fixtures, 'module', 'promise.js'))
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promise.twicePromise(Promise.resolve(1234)).then((value) => {
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assert.equal(value, 2468)
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done()
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})
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})
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it('handles rejections via catch(onRejected)', (done) => {
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const promise = remote.require(path.join(fixtures, 'module', 'rejected-promise.js'))
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promise.reject(Promise.resolve(1234)).catch((error) => {
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assert.equal(error.message, 'rejected')
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done()
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})
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})
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it('handles rejections via then(onFulfilled, onRejected)', (done) => {
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const promise = remote.require(path.join(fixtures, 'module', 'rejected-promise.js'))
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promise.reject(Promise.resolve(1234)).then(() => {}, (error) => {
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assert.equal(error.message, 'rejected')
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done()
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})
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})
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it('does not emit unhandled rejection events in the main process', (done) => {
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remote.process.once('unhandledRejection', function (reason) {
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done(reason)
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})
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const promise = remote.require(path.join(fixtures, 'module', 'unhandled-rejection.js'))
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promise.reject().then(() => {
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done(new Error('Promise was not rejected'))
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}).catch((error) => {
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assert.equal(error.message, 'rejected')
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done()
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})
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})
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it('emits unhandled rejection events in the renderer process', (done) => {
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window.addEventListener('unhandledrejection', function (event) {
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event.preventDefault()
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assert.equal(event.reason.message, 'rejected')
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done()
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})
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const promise = remote.require(path.join(fixtures, 'module', 'unhandled-rejection.js'))
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promise.reject().then(() => {
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done(new Error('Promise was not rejected'))
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})
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})
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})
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describe('remote webContents', () => {
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it('can return same object with different getters', () => {
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const contents1 = remote.getCurrentWindow().webContents
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const contents2 = remote.getCurrentWebContents()
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assert(contents1 === contents2)
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})
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})
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describe('remote class', () => {
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const cl = remote.require(path.join(fixtures, 'module', 'class.js'))
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const base = cl.base
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let derived = cl.derived
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it('can get methods', () => {
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assert.equal(base.method(), 'method')
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})
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it('can get properties', () => {
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assert.equal(base.readonly, 'readonly')
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})
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it('can change properties', () => {
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assert.equal(base.value, 'old')
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base.value = 'new'
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assert.equal(base.value, 'new')
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base.value = 'old'
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})
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it('has unenumerable methods', () => {
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assert(!base.hasOwnProperty('method'))
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assert(Object.getPrototypeOf(base).hasOwnProperty('method'))
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})
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it('keeps prototype chain in derived class', () => {
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assert.equal(derived.method(), 'method')
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assert.equal(derived.readonly, 'readonly')
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assert(!derived.hasOwnProperty('method'))
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let proto = Object.getPrototypeOf(derived)
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assert(!proto.hasOwnProperty('method'))
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assert(Object.getPrototypeOf(proto).hasOwnProperty('method'))
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})
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it('is referenced by methods in prototype chain', () => {
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let method = derived.method
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derived = null
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global.gc()
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assert.equal(method(), 'method')
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})
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})
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})
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