fix(@angular-devkit/build-angular): several issues with optimization and bundleDependencies in universal

Fixes #15498

Author: alan-agius4

packages/angular_devkit/build_angular/src/angular-cli-files/models/webpack-configs/common.ts

@@ -352,6 +352,7 @@ export function getCommonConfig(wco: WebpackConfigOptions): Configuration {
         buildOptions.platform == 'server'
           ? {
               global_defs: angularGlobalDefinitions,
+              keep_fnames: true,
             }
           : {
               pure_getters: buildOptions.buildOptimizer,

tests/legacy-cli/e2e/tests/build/platform-server.ts

@@ -1,6 +1,6 @@
 import { normalize } from 'path';
 import { getGlobalVariable } from '../../utils/env';
-import { expectFileToMatch, writeFile } from '../../utils/fs';
+import { expectFileToMatch, writeFile, appendToFile } from '../../utils/fs';
 import { exec, ng, silentNpm } from '../../utils/process';
 import { updateJsonFile } from '../../utils/project';
 import { readNgVersion } from '../../utils/version';
@@ -21,15 +21,16 @@ export default async function () {
   });
 
   await silentNpm('install');
-  await ng('run', 'test-project:server:production');
-  await expectFileToMatch('dist/server/main.js', /exports.*AppServerModuleNgFactory/);
+  await appendToFile(
+    'src/main.server.ts',
+    `export { renderModuleFactory } from '@angular/platform-server';`,
+  );
 
   await writeFile(
     './index.js',
     ` require('zone.js/dist/zone-node');
       const fs = require('fs');
-      const { AppServerModuleNgFactory } = require('./dist/server/main');
-      const { renderModuleFactory } = require('@angular/platform-server');
+      const { AppServerModuleNgFactory, renderModuleFactory } = require('./dist/server/main');
 
       renderModuleFactory(AppServerModuleNgFactory, {
         url: '/',
@@ -40,6 +41,16 @@ export default async function () {
       `,
   );
 
+  await ng('run', 'test-project:server:production');
+  await expectFileToMatch('dist/server/main.js', /exports.*AppServerModuleNgFactory/);
+  await exec(normalize('node'), 'index.js');
+  await expectFileToMatch(
+    'dist/server/index.html',
+    /<p.*>Here are some links to help you get started:<\/p>/,
+  );
+
+  // works with optimization and bundleDependencies enabled
+  await ng('run', 'test-project:server:production', '--optimization', '--bundleDependencies', 'all');
   await exec(normalize('node'), 'index.js');
   await expectFileToMatch(
     'dist/server/index.html',