feat(mcp): add gemini mcp commands for add, remove and list (#5481)

packages/cli/src/commands/mcp/remove.test.ts

@@ -0,0 +1,69 @@
+/**
+ * @license
+ * Copyright 2025 Google LLC
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+import { vi, describe, it, expect, beforeEach } from 'vitest';
+import yargs from 'yargs';
+import { loadSettings, SettingScope } from '../../config/settings.js';
+import { removeCommand } from './remove.js';
+
+vi.mock('fs/promises', () => ({
+  readFile: vi.fn(),
+  writeFile: vi.fn(),
+}));
+
+vi.mock('../../config/settings.js', async () => {
+  const actual = await vi.importActual('../../config/settings.js');
+  return {
+    ...actual,
+    loadSettings: vi.fn(),
+  };
+});
+
+const mockedLoadSettings = loadSettings as vi.Mock;
+
+describe('mcp remove command', () => {
+  let parser: yargs.Argv;
+  let mockSetValue: vi.Mock;
+  let mockSettings: Record<string, unknown>;
+
+  beforeEach(() => {
+    vi.resetAllMocks();
+    const yargsInstance = yargs([]).command(removeCommand);
+    parser = yargsInstance;
+    mockSetValue = vi.fn();
+    mockSettings = {
+      mcpServers: {
+        'test-server': {
+          command: 'echo "hello"',
+        },
+      },
+    };
+    mockedLoadSettings.mockReturnValue({
+      forScope: () => ({ settings: mockSettings }),
+      setValue: mockSetValue,
+    });
+  });
+
+  it('should remove a server from project settings', async () => {
+    await parser.parseAsync('remove test-server');
+
+    expect(mockSetValue).toHaveBeenCalledWith(
+      SettingScope.Workspace,
+      'mcpServers',
+      {},
+    );
+  });
+
+  it('should show a message if server not found', async () => {
+    const consoleSpy = vi.spyOn(console, 'log').mockImplementation(() => {});
+    await parser.parseAsync('remove non-existent-server');
+
+    expect(mockSetValue).not.toHaveBeenCalled();
+    expect(consoleSpy).toHaveBeenCalledWith(
+      'Server "non-existent-server" not found in project settings.',
+    );
+  });
+});