chore: remove unneeded test env from angular example (#12606)

examples/angular/jest.config.js

@@ -1,7 +1,7 @@
 module.exports = {
   moduleFileExtensions: ['ts', 'html', 'js', 'json'],
   setupFilesAfterEnv: ['<rootDir>/setupJest.js'],
-  testEnvironment: '<rootDir>/test-env.js',
+  testEnvironment: 'jsdom',
   transform: {
     '\\.[tj]s$': ['babel-jest', {configFile: require.resolve('./.babelrc')}],
   },

examples/angular/package.json

@@ -13,7 +13,7 @@
     "@angular/platform-browser": "^12.0.0",
     "@angular/platform-browser-dynamic": "^12.0.0",
     "core-js": "^3.2.1",
-    "rxjs": "^7.3.0",
+    "rxjs": "^7.5.5",
     "tslib": "^2.0.0",
     "typescript": "*",
     "zone.js": "~0.11.3"

examples/angular/test-env.js

@@ -1,13 +0,0 @@
-'use strict';
-
-const {
-  TestEnvironment: JSDOMTestEnvironment,
-} = require('jest-environment-jsdom');
-
-module.exports = class AngularEnv extends JSDOMTestEnvironment {
-  exportConditions() {
-    // we need to include `node` as `rxjs` defines `node`, `es2015`, `default`, not `browser` or `require`
-    // https://github.com/ReactiveX/rxjs/pull/6821
-    return super.exportConditions().concat('node');
-  }
-};

yarn.lock

@@ -6144,7 +6144,7 @@ __metadata:
     core-js: ^3.2.1
     jest: "*"
     jest-zone-patch: "*"
-    rxjs: ^7.3.0
+    rxjs: ^7.5.5
     tslib: ^2.0.0
     typescript: "*"
     zone.js: ~0.11.3
@@ -19661,12 +19661,12 @@ __metadata:
   languageName: node
   linkType: hard
 
-"rxjs@npm:^7.3.0, rxjs@npm:^7.5.4":
-  version: 7.5.4
-  resolution: "rxjs@npm:7.5.4"
+"rxjs@npm:^7.5.4, rxjs@npm:^7.5.5":
+  version: 7.5.5
+  resolution: "rxjs@npm:7.5.5"
   dependencies:
     tslib: ^2.1.0
-  checksum: 6f55f835f2543bc8214900f9e28b6320e6adc95875011fbca63e80a66eb18c9ff7cfdccb23b2180cbb6412762b98ed158c89fd51cb020799d127c66ea38c3c0e
+  checksum: e034f60805210cce756dd2f49664a8108780b117cf5d0e2281506e9e6387f7b4f1532d974a8c8b09314fa7a16dd2f6cff3462072a5789672b5dcb45c4173f3c6
   languageName: node
   linkType: hard