ci: only install active package manager

This commit updates the e2e setup to only install the active package manager.

Author: alan-agius4

tests/legacy-cli/e2e/initialize/300-log-environment.ts

@@ -1,3 +1,4 @@
+import { getActivePackageManager } from '../utils/packages';
 import { exec, ng } from '../utils/process';
 
 export default async function () {
@@ -13,6 +14,6 @@ export default async function () {
     console.log(`  ${envName}: ${process.env[envName]!.replace(/[\n\r]+/g, '\n        ')}`);
   });
 
-  await exec('which', 'ng', 'yarn', 'npm', 'bun', 'pnpm');
+  await exec('which', 'ng', getActivePackageManager());
   await ng('version');
 }

tests/legacy-cli/e2e/setup/100-global-cli.ts

@@ -1,10 +1,13 @@
 import { getGlobalVariable } from '../utils/env';
+import { getActivePackageManager } from '../utils/packages';
 import { globalNpm } from '../utils/process';
 
-const NPM_VERSION = '7.24.0'; // TODO: update to latest and fix tests.
-const YARN_VERSION = '1.22.22';
-const PNPM_VERSION = '9.3.0';
-const BUN_VERSION = '1.1.13';
+const PACKAGE_MANAGER_VERSION = {
+  'npm': '7.24.0', // TODO: update to latest and fix tests.
+  'yarn': '1.22.22',
+  'pnpm': '9.3.0',
+  'bun': '1.1.13',
+};
 
 export default async function () {
   const argv = getGlobalVariable('argv');
@@ -13,16 +16,14 @@ export default async function () {
   }
 
   const testRegistry = getGlobalVariable('package-registry');
+  const packageManager = getActivePackageManager();
 
   // Install global Angular CLI being tested, npm+yarn used by e2e tests.
   await globalNpm([
     'install',
     '--global',
     `--registry=${testRegistry}`,
     '@angular/cli',
-    `bun@${BUN_VERSION}`,
-    `npm@${NPM_VERSION}`,
-    `yarn@${YARN_VERSION}`,
-    `pnpm@${PNPM_VERSION}`,
+    `${packageManager}@${PACKAGE_MANAGER_VERSION[packageManager]}`,
   ]);
 }