Sync upstream Gemini-CLI v0.8.2 (#838)

integration-tests/extensions-install.test.ts

@@ -0,0 +1,52 @@
+/**
+ * @license
+ * Copyright 2025 Google LLC
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+import { expect, test } from 'vitest';
+import { TestRig } from './test-helper.js';
+import { writeFileSync } from 'node:fs';
+import { join } from 'node:path';
+
+const extension = `{
+  "name": "test-extension",
+  "version": "0.0.1"
+}`;
+
+const extensionUpdate = `{
+  "name": "test-extension",
+  "version": "0.0.2"
+}`;
+
+test('installs a local extension, verifies a command, and updates it', async () => {
+  const rig = new TestRig();
+  rig.setup('extension install test');
+  const testServerPath = join(rig.testDir!, 'qwen-extension.json');
+  writeFileSync(testServerPath, extension);
+  try {
+    await rig.runCommand(['extensions', 'uninstall', 'test-extension']);
+  } catch {
+    /* empty */
+  }
+
+  const result = await rig.runCommand(
+    ['extensions', 'install', `${rig.testDir!}`],
+    { stdin: 'y\n' },
+  );
+  expect(result).toContain('test-extension');
+
+  const listResult = await rig.runCommand(['extensions', 'list']);
+  expect(listResult).toContain('test-extension');
+  writeFileSync(testServerPath, extensionUpdate);
+  const updateResult = await rig.runCommand([
+    'extensions',
+    'update',
+    `test-extension`,
+  ]);
+  expect(updateResult).toContain('0.0.2');
+
+  await rig.runCommand(['extensions', 'uninstall', 'test-extension']);
+
+  await rig.cleanup();
+});