230 lines
10 KiB
JavaScript
230 lines
10 KiB
JavaScript
/**
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* @license
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* Copyright Google Inc. All Rights Reserved.
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*
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* Use of this source code is governed by an MIT-style license that can be
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* found in the LICENSE file at https://angular.io/license
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*/
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// Tun on full stack traces in errors to help debugging
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Error.stackTraceLimit = Infinity;
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jasmine.DEFAULT_TIMEOUT_INTERVAL = 100;
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// Cancel Karma's synchronous start,
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// we will call `__karma__.start()` later, once all the specs are loaded.
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__karma__.loaded = function() {};
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window.isNode = false;
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window.isBrowser = true;
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System.config({
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baseURL: '/base',
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defaultJSExtensions: true,
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map: {
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'benchpress/*': 'dist/js/dev/es5/benchpress/*.js',
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'@angular': 'dist/all/@angular',
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'rxjs': 'node_modules/rxjs',
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'domino': 'dist/all/@angular/empty.js',
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'url': 'dist/all/@angular/empty.js',
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'xhr2': 'dist/all/@angular/empty.js',
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'@angular/platform-server/src/domino_adapter': 'dist/all/empty.js',
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'angular2/*': 'dist/all/angular2/*.js',
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'angular2/src/alt_router/router_testing_providers':
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'dist/all/angular2/src/alt_router/router_testing_providers.js'
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},
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packages: {
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'@angular/core/testing': {main: 'index.js', defaultExtension: 'js'},
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'@angular/core': {main: 'index.js', defaultExtension: 'js'},
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'@angular/animations/browser/testing': {main: 'index.js', defaultExtension: 'js'},
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'@angular/animations/browser': {main: 'index.js', defaultExtension: 'js'},
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'@angular/animations/testing': {main: 'index.js', defaultExtension: 'js'},
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'@angular/animations': {main: 'index.js', defaultExtension: 'js'},
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'@angular/compiler/testing': {main: 'index.js', defaultExtension: 'js'},
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'@angular/compiler': {main: 'index.js', defaultExtension: 'js'},
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'@angular/common/testing': {main: 'index.js', defaultExtension: 'js'},
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'@angular/common/http/testing': {main: 'index.js', defaultExtension: 'js'},
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'@angular/common/http': {main: 'index.js', defaultExtension: 'js'},
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'@angular/common': {main: 'index.js', defaultExtension: 'js'},
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'@angular/forms': {main: 'index.js', defaultExtension: 'js'},
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// remove after all tests imports are fixed
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'@angular/facade': {main: 'index.js', defaultExtension: 'js'},
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'@angular/router/testing': {main: 'index.js', defaultExtension: 'js'},
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'@angular/router': {main: 'index.js', defaultExtension: 'js'},
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'@angular/http/testing': {main: 'index.js', defaultExtension: 'js'},
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'@angular/http': {main: 'index.js', defaultExtension: 'js'},
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'@angular/upgrade/static': {main: 'index.js', defaultExtension: 'js'},
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'@angular/upgrade': {main: 'index.js', defaultExtension: 'js'},
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'@angular/platform-browser/animations/testing': {main: 'index.js', defaultExtension: 'js'},
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'@angular/platform-browser/animations': {main: 'index.js', defaultExtension: 'js'},
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'@angular/platform-browser/testing': {main: 'index.js', defaultExtension: 'js'},
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'@angular/platform-browser': {main: 'index.js', defaultExtension: 'js'},
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'@angular/platform-browser-dynamic/testing': {main: 'index.js', defaultExtension: 'js'},
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'@angular/platform-browser-dynamic': {main: 'index.js', defaultExtension: 'js'},
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'@angular/platform-server/testing': {main: 'index.js', defaultExtension: 'js'},
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'@angular/platform-server': {main: 'index.js', defaultExtension: 'js'},
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'@angular/platform-webworker': {main: 'index.js', defaultExtension: 'js'},
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'@angular/platform-webworker-dynamic': {main: 'index.js', defaultExtension: 'js'},
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'@angular/elements': {main: 'index.js', defaultExtension: 'js'},
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}
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});
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// Load browser-specific CustomElement polyfills, set up the test injector, import all the specs,
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// execute their `main()` method and kick off Karma (Jasmine).
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Promise
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.resolve()
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// Load browser-specific polyfills for custom elements.
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.then(function() { return loadCustomElementsPolyfills(); })
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// Load necessary testing packages.
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.then(function() {
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return Promise.all([
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System.import('@angular/core/testing'),
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System.import('@angular/platform-browser-dynamic/testing'),
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System.import('@angular/platform-browser/animations')
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]);
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})
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// Set up the test injector.
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.then(function(mods) {
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var coreTesting = mods[0];
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var pbdTesting = mods[1];
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var pbAnimations = mods[2];
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coreTesting.TestBed.initTestEnvironment(
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[pbdTesting.BrowserDynamicTestingModule, pbAnimations.NoopAnimationsModule],
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pbdTesting.platformBrowserDynamicTesting());
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})
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// Import all the specs and execute their `main()` method.
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.then(function() {
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return Promise.all(Object
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.keys(window.__karma__.files) // All files served by Karma.
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.filter(onlySpecFiles)
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.map(window.file2moduleName) // Normalize paths to module names.
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.map(function(path) {
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return System.import(path).then(function(module) {
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if (module.hasOwnProperty('main')) {
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throw new Error('main() in specs are no longer supported');
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}
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});
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}));
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})
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// Kick off karma (Jasmine).
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.then(function() { __karma__.start(); }, function(error) { console.error(error); });
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function loadCustomElementsPolyfills() {
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var loadedPromise = Promise.resolve();
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// The custom elements polyfill relies on `MutationObserver`.
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if (!window.MutationObserver) {
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loadedPromise =
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loadedPromise
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.then(function() { return System.import('node_modules/mutation-observer/index.js'); })
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.then(function(MutationObserver) { window.MutationObserver = MutationObserver; });
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}
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// The custom elements polyfill relies on `Object.setPrototypeOf()`.
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if (!Object.setPrototypeOf) {
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var getDescriptor = function getDescriptor(obj, prop) {
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var descriptor;
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while (obj && !descriptor) {
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descriptor = Object.getOwnPropertyDescriptor(obj, prop);
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obj = Object.getPrototypeOf(obj);
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}
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return descriptor || {};
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};
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var setPrototypeOf = function setPrototypeOf(obj, proto) {
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for (var prop in proto) {
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if (!obj.hasOwnProperty(prop)) {
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Object.defineProperty(obj, prop, getDescriptor(proto, prop));
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}
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}
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return obj;
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};
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Object.defineProperty(setPrototypeOf, '$$shimmed', {value: true});
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Object.setPrototypeOf = setPrototypeOf;
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}
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// The custom elements polyfill will patch properties and methods on `(HTML)Element` and `Node`
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// (among others), including `(HTML)Element#innerHTML` and `Node#removeChild()`:
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// https://github.com/webcomponents/custom-elements/blob/4f7072c0dbda4beb505d16967acfffd33337b325/src/Patch/Element.js#L28-L73
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// https://github.com/webcomponents/custom-elements/blob/4f7072c0dbda4beb505d16967acfffd33337b325/src/Patch/Node.js#L105-L120
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// The patched `innerHTML` setter and `removeChild()` method will try to traverse the DOM (via
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// `nextSibling` and `parentNode` respectively), which leads to infinite loops when testing
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// `HtmlSanitizer` with cloberred elements on browsers that do not support the `<template>`
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// element:
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// https://github.com/angular/angular/blob/213baa37b0b71e72d00ad7b606ebfc2ade06b934/packages/platform-browser/src/security/html_sanitizer.ts#L29-L38
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// To avoid that, we "unpatch" these properties/methods and apply the patch only for the relevant
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// `@angular/elements` tests.
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var patchConfig = {'innerHTML': ['Element', 'HTMLElement'], 'removeChild': ['Node']};
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var patchTargets = {};
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var originalDescriptors = {};
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if (!window.customElements) {
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Object.keys(patchConfig).forEach(function(prop) {
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patchConfig[prop]
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.map(function(name) { return window[name].prototype; })
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.some(function(candidatePatchTarget) {
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var candidateOriginalDescriptor =
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Object.getOwnPropertyDescriptor(candidatePatchTarget, prop);
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if (candidateOriginalDescriptor) {
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patchTargets[prop] = candidatePatchTarget;
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originalDescriptors[prop] = candidateOriginalDescriptor;
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return true;
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}
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});
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});
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}
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var polyfillPath = !window.customElements ?
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// Load custom elements polyfill.
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'node_modules/@webcomponents/custom-elements/custom-elements.min.js' :
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// Allow ES5 functions as custom element constructors.
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'node_modules/@webcomponents/custom-elements/src/native-shim.js';
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loadedPromise =
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loadedPromise.then(function() { return System.import(polyfillPath); }).then(function() {
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// `packages/compiler/test/schema/schema_extractor.ts` relies on `HTMLElement.name`,
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// but custom element polyfills will replace `HTMLElement` with an anonymous function.
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Object.defineProperty(HTMLElement, 'name', {value: 'HTMLElement'});
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// Create helper functions on `window` for patching/restoring properties/methods.
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Object.keys(patchConfig).forEach(function(prop) {
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var patchMethod = '$$patch_' + prop;
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var restoreMethod = '$$restore_' + prop;
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if (!patchTargets[prop]) {
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// No patching detected. Create no-op functions.
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window[patchMethod] = window[restoreMethod] = function() {};
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} else {
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var patchTarget = patchTargets[prop];
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var originalDescriptor = originalDescriptors[prop];
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var patchedDescriptor = Object.getOwnPropertyDescriptor(patchTarget, prop);
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window[patchMethod] = function() {
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Object.defineProperty(patchTarget, prop, patchedDescriptor);
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};
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window[restoreMethod] = function() {
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Object.defineProperty(patchTarget, prop, originalDescriptor);
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};
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// Restore `prop`. The patch will be manually applied only during the
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// `@angular/elements` tests that need it.
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window[restoreMethod]();
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}
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});
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});
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return loadedPromise;
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}
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function onlySpecFiles(path) {
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return /_spec\.js$/.test(path);
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}
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