test: add Integration tests for hydration and event reply (angular#55708)

This commit introduces integration tests for hydration and event reply functionalities. Additionally, it implements a payload size check for the `event-dispatch-contract.min.js`. PR Close angular#55708

Author: alan-agius4

.bazelignore

@@ -17,6 +17,7 @@ integration/cli-hello-world-ivy-i18n/node_modules
 integration/cli-hello-world-lazy/node_modules
 integration/cli-hello-world-mocha/node_modules
 integration/cli-signal-inputs/node_modules
+integration/platform-server-hydration/node_modules
 integration/defer/node_modules
 integration/dynamic-compiler/node_modules
 integration/forms/node_modules

goldens/size-tracking/integration-payloads.json

@@ -51,5 +51,12 @@
  "polyfills": 33807,
  "defer.component": 371
  }
+ },
+ "platform-server-hydration/browser": {
+ "uncompressed": {
+ "main": 200584,
+ "polyfills": 33807,
+ "event-dispatch-contract.min": 11293
+ }
  }
 }

integration/ng_elements/package.json

@@ -33,4 +33,4 @@
  "protractor": "protractor e2e/protractor.config.js"
  },
  "private": true
-}
+}

integration/platform-server-hydration/.gitignore

@@ -0,0 +1,46 @@
+# See http://help.github.com/ignore-files/ for more about ignoring files.
+
+# Compiled output
+/dist
+/tmp
+/out-tsc
+/bazel-out
+
+# Node
+/node_modules
+npm-debug.log
+yarn-error.log
+
+# IDEs and editors
+.idea/
+.project
+.classpath
+.c9/
+*.launch
+.settings/
+
+*.sublime-workspace
+
+# Visual Studio Code
+.vscode/*
+!.vscode/settings.json
+!.vscode/tasks.json
+!.vscode/launch.json
+!.vscode/extensions.json
+.history/*
+
+# Miscellaneous
+/.angular/cache
+.sass-cache/
+/connect.lock
+/coverage
+/libpeerconnection.log
+testem.log
+/typings
+
+# System files
+.DS_Store
+Thumbs.db
+
+# event contract
+public/event-dispatch-contract.min.js

integration/platform-server-hydration/BUILD.bazel

@@ -0,0 +1,10 @@
+load("//integration:index.bzl", "ng_integration_test")
+
+ng_integration_test(
+ name = "test",
+ setup_chromium = True,
+ track_payload_paths = [
+ "/browser",
+ ],
+ track_payload_size = "platform-server-hydration",
+)

integration/platform-server-hydration/angular.json

@@ -0,0 +1,99 @@
+{
+ "$schema": "./node_modules/@angular/cli/lib/config/schema.json",
+ "version": 1,
+ "newProjectRoot": "projects",
+ "cli": {
+ "analytics": false,
+ "cache": {
+ "enabled": false
+ }
+ },
+ "projects": {
+ "hydration": {
+ "projectType": "application",
+ "schematics": {},
+ "root": "",
+ "sourceRoot": "src",
+ "prefix": "app",
+ "architect": {
+ "build": {
+ "builder": "@angular-devkit/build-angular:application",
+ "options": {
+ "progress": false,
+ "outputPath": "dist",
+ "index": "src/index.html",
+ "browser": "src/main.ts",
+ "polyfills": ["zone.js"],
+ "tsConfig": "tsconfig.app.json",
+ "assets": [
+ {
+ "glob": "**/*",
+ "input": "public"
+ }
+ ],
+ "styles": ["src/styles.css"],
+ "scripts": [],
+ "server": "src/main.server.ts",
+ "prerender": false,
+ "ssr": true
+ },
+ "configurations": {
+ "production": {
+ "budgets": [
+ {
+ "type": "initial",
+ "maximumWarning": "500kb",
+ "maximumError": "1mb"
+ },
+ {
+ "type": "anyComponentStyle",
+ "maximumWarning": "2kb",
+ "maximumError": "4kb"
+ }
+ ],
+ "outputHashing": "all"
+ },
+ "development": {
+ "optimization": false,
+ "extractLicenses": false,
+ "sourceMap": true
+ }
+ },
+ "defaultConfiguration": "production"
+ },
+ "serve": {
+ "builder": "@angular-devkit/build-angular:dev-server",
+ "options": {
+ "port": 0
+ },
+ "configurations": {
+ "production": {
+ "buildTarget": "hydration:build:production"
+ },
+ "development": {
+ "buildTarget": "hydration:build:development"
+ }
+ },
+ "defaultConfiguration": "development"
+ },
+ "e2e": {
+ "builder": "@angular-devkit/build-angular:protractor",
+ "options": {
+ "port": 0,
+ "protractorConfig": "e2e/protractor.conf.js",
+ "webdriverUpdate": false
+ },
+ "configurations": {
+ "production": {
+ "devServerTarget": "hydration:serve:production"
+ },
+ "development": {
+ "devServerTarget": "hydration:serve:development"
+ }
+ },
+ "defaultConfiguration": "development"
+ }
+ }
+ }
+ }
+}

integration/platform-server-hydration/copy-event-dispatch-contract.mjs

@@ -0,0 +1,11 @@
+/**
+ * This script copies '@angular/core/event-dispatch-contract.min.js' to the 'public' directory, ensuring it's available as an asset.
+ * This is necessary to perform size checks on the distributed script.
+ */
+
+import {copyFileSync} from 'node:fs';
+
+copyFileSync(
+ './node_modules/@angular/core/event-dispatch-contract.min.js',
+ 'public/event-dispatch-contract.min.js',
+);

integration/platform-server-hydration/e2e/protractor.conf.js

@@ -0,0 +1,42 @@
+// @ts-check
+// Protractor configuration file, see link for more information
+// https://github.com/angular/protractor/blob/master/lib/config.ts
+const {SpecReporter} = require('jasmine-spec-reporter');
+
+/**
+ * @type { import("protractor").Config }
+ */
+exports.config = {
+ allScriptsTimeout: 11000,
+ specs: ['./src/**/*.e2e-spec.ts'],
+ chromeDriver: process.env.CHROMEDRIVER_BIN,
+ capabilities: {
+ browserName: 'chrome',
+ chromeOptions: {
+ binary: process.env.CHROME_BIN,
+ // See /integration/README.md#browser-tests for more info on these args
+ args: [
+ '--no-sandbox',
+ '--headless',
+ '--disable-gpu',
+ '--disable-dev-shm-usage',
+ '--hide-scrollbars',
+ '--mute-audio',
+ ],
+ },
+ },
+ directConnect: true,
+ baseUrl: 'http://localhost:4200/',
+ framework: 'jasmine',
+ jasmineNodeOpts: {
+ showColors: true,
+ defaultTimeoutInterval: 30000,
+ print: function () {},
+ },
+ onPrepare() {
+ require('ts-node').register({
+ project: require('path').join(__dirname, './tsconfig.json'),
+ });
+ jasmine.getEnv().addReporter(new SpecReporter({spec: {displayStacktrace: true}}));
+ },
+};

integration/platform-server-hydration/e2e/src/app.e2e-spec.ts

@@ -0,0 +1,30 @@
+import {browser, by, element} from 'protractor';
+import {bootstrapClientApp, navigateTo, verifyNoBrowserErrors} from './util';
+
+describe('App E2E Tests', () => {
+ beforeEach(async () => {
+ // Don't wait for Angular since it is not bootstrapped automatically.
+ await browser.waitForAngularEnabled(false);
+
+ // Load the page without waiting for Angular since it is not bootstrapped automatically.
+ await navigateTo('');
+ });
+
+ afterEach(async () => {
+ // Make sure there were no client side errors.
+ await verifyNoBrowserErrors();
+ });
+
+ it('should reply click event', async () => {
+ const divElement = element(by.css('#divElement'));
+ expect(await divElement.getText()).toContain('click not triggered');
+
+ // Trigger click
+ await divElement.click();
+
+ // Bootstrap client application
+ await bootstrapClientApp();
+
+ expect(await divElement.getText()).toContain('click triggered');
+ });
+});

integration/platform-server-hydration/e2e/src/util.ts

@@ -0,0 +1,31 @@
+/**
+ * @license
+ * Copyright Google LLC All Rights Reserved.
+ *
+ * Use of this source code is governed by an MIT-style license that can be
+ * found in the LICENSE file at https://angular.io/license
+ */
+import * as webdriver from 'selenium-webdriver';
+import {browser} from 'protractor';
+
+export async function verifyNoBrowserErrors(): Promise<void> {
+ const browserLog = await browser.manage().logs().get('browser');
+ const errors: string[] = [];
+
+ for (const {message, level} of browserLog) {
+ console.log('>> ' + message);
+ if (level.value >= webdriver.logging.Level.INFO.value) {
+ errors.push(message);
+ }
+ }
+
+ expect(errors).toEqual([]);
+}
+
+export async function navigateTo(url: string): Promise<void> {
+ await browser.driver.get(browser.baseUrl + url);
+}
+
+export async function bootstrapClientApp(): Promise<void> {
+ await browser.executeScript('doBootstrap()');
+}