test: skip unscoped auth E2E update tests on unsupported package managers

This commit updates the `update-secure-registry` E2E test to skip unscoped authentication test cases when the active package manager is not Yarn, as other package managers may not support or correctly handle this setup in the test environment.

Author: clydin

tests/e2e/tests/update/update-secure-registry.ts

@@ -6,6 +6,9 @@ import { getActivePackageManager } from '../../utils/packages';
 import assert from 'node:assert';
 
 export default async function () {
+  const packageManager = getActivePackageManager();
+  const supportsUnscopedAuth = packageManager === 'yarn';
+
   // The environment variable has priority over the .npmrc
   delete process.env['NPM_CONFIG_REGISTRY'];
   const worksMessage = 'We analyzed your package.json';
@@ -16,10 +19,13 @@ export default async function () {
   }
 
   // Valid authentication token
-  await createNpmConfigForAuthentication(false);
-  const { stdout: stdout1 } = await ng('update', ...extraArgs);
-  if (!stdout1.includes(worksMessage)) {
-    throw new Error(`Expected stdout to contain "${worksMessage}"`);
+
+  if (supportsUnscopedAuth) {
+    await createNpmConfigForAuthentication(false);
+    const { stdout: stdout1 } = await ng('update', ...extraArgs);
+    if (!stdout1.includes(worksMessage)) {
+      throw new Error(`Expected stdout to contain "${worksMessage}"`);
+    }
   }
 
   await createNpmConfigForAuthentication(true);
@@ -29,8 +35,11 @@ export default async function () {
   }
 
   // Invalid authentication token
-  await createNpmConfigForAuthentication(false, true);
-  await expectToFail(() => ng('update', ...extraArgs));
+
+  if (supportsUnscopedAuth) {
+    await createNpmConfigForAuthentication(false, true);
+    await expectToFail(() => ng('update', ...extraArgs));
+  }
 
   await createNpmConfigForAuthentication(true, true);
   await expectToFail(() => ng('update', ...extraArgs));