Files
gemini-cli/packages/cli/src/config/extension.test.ts
2025-08-25 22:04:53 +00:00

441 lines
14 KiB
TypeScript

/**
* @license
* Copyright 2025 Google LLC
* SPDX-License-Identifier: Apache-2.0
*/
import { vi } from 'vitest';
import * as fs from 'node:fs';
import * as os from 'node:os';
import * as path from 'node:path';
import {
EXTENSIONS_CONFIG_FILENAME,
INSTALL_METADATA_FILENAME,
annotateActiveExtensions,
installExtension,
loadExtensions,
uninstallExtension,
updateExtension,
} from './extension.js';
import { execSync } from 'node:child_process';
import { type SimpleGit, simpleGit } from 'simple-git';
vi.mock('simple-git', () => ({
simpleGit: vi.fn(),
}));
vi.mock('os', async (importOriginal) => {
const os = await importOriginal<typeof os>();
return {
...os,
homedir: vi.fn(),
};
});
vi.mock('child_process', async (importOriginal) => {
const actual = await importOriginal<typeof import('child_process')>();
return {
...actual,
execSync: vi.fn(),
};
});
const EXTENSIONS_DIRECTORY_NAME = path.join('.gemini', 'extensions');
describe('loadExtensions', () => {
let tempWorkspaceDir: string;
let tempHomeDir: string;
beforeEach(() => {
tempWorkspaceDir = fs.mkdtempSync(
path.join(os.tmpdir(), 'gemini-cli-test-workspace-'),
);
tempHomeDir = fs.mkdtempSync(
path.join(os.tmpdir(), 'gemini-cli-test-home-'),
);
vi.mocked(os.homedir).mockReturnValue(tempHomeDir);
});
afterEach(() => {
fs.rmSync(tempWorkspaceDir, { recursive: true, force: true });
fs.rmSync(tempHomeDir, { recursive: true, force: true });
});
it('should include extension path in loaded extension', () => {
const workspaceExtensionsDir = path.join(
tempWorkspaceDir,
EXTENSIONS_DIRECTORY_NAME,
);
fs.mkdirSync(workspaceExtensionsDir, { recursive: true });
const extensionDir = path.join(workspaceExtensionsDir, 'test-extension');
fs.mkdirSync(extensionDir, { recursive: true });
const config = {
name: 'test-extension',
version: '1.0.0',
};
fs.writeFileSync(
path.join(extensionDir, EXTENSIONS_CONFIG_FILENAME),
JSON.stringify(config),
);
const extensions = loadExtensions(tempWorkspaceDir);
expect(extensions).toHaveLength(1);
expect(extensions[0].path).toBe(extensionDir);
expect(extensions[0].config.name).toBe('test-extension');
});
it('should load context file path when GEMINI.md is present', () => {
const workspaceExtensionsDir = path.join(
tempWorkspaceDir,
EXTENSIONS_DIRECTORY_NAME,
);
fs.mkdirSync(workspaceExtensionsDir, { recursive: true });
createExtension(workspaceExtensionsDir, 'ext1', '1.0.0', true);
createExtension(workspaceExtensionsDir, 'ext2', '2.0.0');
const extensions = loadExtensions(tempWorkspaceDir);
expect(extensions).toHaveLength(2);
const ext1 = extensions.find((e) => e.config.name === 'ext1');
const ext2 = extensions.find((e) => e.config.name === 'ext2');
expect(ext1?.contextFiles).toEqual([
path.join(workspaceExtensionsDir, 'ext1', 'GEMINI.md'),
]);
expect(ext2?.contextFiles).toEqual([]);
});
it('should load context file path from the extension config', () => {
const workspaceExtensionsDir = path.join(
tempWorkspaceDir,
EXTENSIONS_DIRECTORY_NAME,
);
fs.mkdirSync(workspaceExtensionsDir, { recursive: true });
createExtension(
workspaceExtensionsDir,
'ext1',
'1.0.0',
false,
'my-context-file.md',
);
const extensions = loadExtensions(tempWorkspaceDir);
expect(extensions).toHaveLength(1);
const ext1 = extensions.find((e) => e.config.name === 'ext1');
expect(ext1?.contextFiles).toEqual([
path.join(workspaceExtensionsDir, 'ext1', 'my-context-file.md'),
]);
});
});
describe('annotateActiveExtensions', () => {
const extensions = [
{ config: { name: 'ext1', version: '1.0.0' }, contextFiles: [] },
{ config: { name: 'ext2', version: '1.0.0' }, contextFiles: [] },
{ config: { name: 'ext3', version: '1.0.0' }, contextFiles: [] },
];
it('should mark all extensions as active if no enabled extensions are provided', () => {
const activeExtensions = annotateActiveExtensions(extensions, []);
expect(activeExtensions).toHaveLength(3);
expect(activeExtensions.every((e) => e.isActive)).toBe(true);
});
it('should mark only the enabled extensions as active', () => {
const activeExtensions = annotateActiveExtensions(extensions, [
'ext1',
'ext3',
]);
expect(activeExtensions).toHaveLength(3);
expect(activeExtensions.find((e) => e.name === 'ext1')?.isActive).toBe(
true,
);
expect(activeExtensions.find((e) => e.name === 'ext2')?.isActive).toBe(
false,
);
expect(activeExtensions.find((e) => e.name === 'ext3')?.isActive).toBe(
true,
);
});
it('should mark all extensions as inactive when "none" is provided', () => {
const activeExtensions = annotateActiveExtensions(extensions, ['none']);
expect(activeExtensions).toHaveLength(3);
expect(activeExtensions.every((e) => !e.isActive)).toBe(true);
});
it('should handle case-insensitivity', () => {
const activeExtensions = annotateActiveExtensions(extensions, ['EXT1']);
expect(activeExtensions.find((e) => e.name === 'ext1')?.isActive).toBe(
true,
);
});
it('should log an error for unknown extensions', () => {
const consoleSpy = vi.spyOn(console, 'error').mockImplementation(() => {});
annotateActiveExtensions(extensions, ['ext4']);
expect(consoleSpy).toHaveBeenCalledWith('Extension not found: ext4');
consoleSpy.mockRestore();
});
});
describe('installExtension', () => {
let tempHomeDir: string;
let userExtensionsDir: string;
beforeEach(() => {
tempHomeDir = fs.mkdtempSync(
path.join(os.tmpdir(), 'gemini-cli-test-home-'),
);
vi.mocked(os.homedir).mockReturnValue(tempHomeDir);
userExtensionsDir = path.join(tempHomeDir, '.gemini', 'extensions');
// Clean up before each test
fs.rmSync(userExtensionsDir, { recursive: true, force: true });
fs.mkdirSync(userExtensionsDir, { recursive: true });
vi.mocked(execSync).mockClear();
});
afterEach(() => {
fs.rmSync(tempHomeDir, { recursive: true, force: true });
});
it('should install an extension from a local path', async () => {
const sourceExtDir = createExtension(
tempHomeDir,
'my-local-extension',
'1.0.0',
);
const targetExtDir = path.join(userExtensionsDir, 'my-local-extension');
const metadataPath = path.join(targetExtDir, INSTALL_METADATA_FILENAME);
await installExtension({ source: sourceExtDir, type: 'local' });
expect(fs.existsSync(targetExtDir)).toBe(true);
expect(fs.existsSync(metadataPath)).toBe(true);
const metadata = JSON.parse(fs.readFileSync(metadataPath, 'utf-8'));
expect(metadata).toEqual({
source: sourceExtDir,
type: 'local',
});
fs.rmSync(targetExtDir, { recursive: true, force: true });
});
it('should throw an error if the extension already exists', async () => {
const sourceExtDir = createExtension(
tempHomeDir,
'my-local-extension',
'1.0.0',
);
await installExtension({ source: sourceExtDir, type: 'local' });
await expect(
installExtension({ source: sourceExtDir, type: 'local' }),
).rejects.toThrow(
'Extension "my-local-extension" is already installed. Please uninstall it first.',
);
});
it('should throw an error and cleanup if gemini-extension.json is missing', async () => {
const sourceExtDir = path.join(tempHomeDir, 'bad-extension');
fs.mkdirSync(sourceExtDir, { recursive: true });
await expect(
installExtension({ source: sourceExtDir, type: 'local' }),
).rejects.toThrow(
`Invalid extension at ${sourceExtDir}. Please make sure it has a valid gemini-extension.json file.`,
);
const targetExtDir = path.join(userExtensionsDir, 'bad-extension');
expect(fs.existsSync(targetExtDir)).toBe(false);
});
it('should install an extension from a git URL', async () => {
const gitUrl = 'https://github.com/google/gemini-extensions.git';
const extensionName = 'gemini-extensions';
const targetExtDir = path.join(userExtensionsDir, extensionName);
const metadataPath = path.join(targetExtDir, INSTALL_METADATA_FILENAME);
const clone = vi.fn().mockImplementation(async (_, destination) => {
fs.mkdirSync(destination, { recursive: true });
fs.writeFileSync(
path.join(destination, EXTENSIONS_CONFIG_FILENAME),
JSON.stringify({ name: extensionName, version: '1.0.0' }),
);
});
const mockedSimpleGit = simpleGit as vi.MockedFunction<typeof simpleGit>;
mockedSimpleGit.mockReturnValue({
clone,
} as unknown as SimpleGit);
await installExtension({ source: gitUrl, type: 'git' });
expect(fs.existsSync(targetExtDir)).toBe(true);
expect(fs.existsSync(metadataPath)).toBe(true);
const metadata = JSON.parse(fs.readFileSync(metadataPath, 'utf-8'));
expect(metadata).toEqual({
source: gitUrl,
type: 'git',
});
fs.rmSync(targetExtDir, { recursive: true, force: true });
});
});
describe('uninstallExtension', () => {
let tempHomeDir: string;
let userExtensionsDir: string;
beforeEach(() => {
tempHomeDir = fs.mkdtempSync(
path.join(os.tmpdir(), 'gemini-cli-test-home-'),
);
vi.mocked(os.homedir).mockReturnValue(tempHomeDir);
userExtensionsDir = path.join(tempHomeDir, '.gemini', 'extensions');
// Clean up before each test
fs.rmSync(userExtensionsDir, { recursive: true, force: true });
fs.mkdirSync(userExtensionsDir, { recursive: true });
vi.mocked(execSync).mockClear();
});
afterEach(() => {
fs.rmSync(tempHomeDir, { recursive: true, force: true });
});
it('should uninstall an extension by name', async () => {
const sourceExtDir = createExtension(
userExtensionsDir,
'my-local-extension',
'1.0.0',
);
await uninstallExtension('my-local-extension');
expect(fs.existsSync(sourceExtDir)).toBe(false);
});
it('should uninstall an extension by name and retain existing extensions', async () => {
const sourceExtDir = createExtension(
userExtensionsDir,
'my-local-extension',
'1.0.0',
);
const otherExtDir = createExtension(
userExtensionsDir,
'other-extension',
'1.0.0',
);
await uninstallExtension('my-local-extension');
expect(fs.existsSync(sourceExtDir)).toBe(false);
expect(loadExtensions(tempHomeDir)).toHaveLength(1);
expect(fs.existsSync(otherExtDir)).toBe(true);
});
it('should throw an error if the extension does not exist', async () => {
await expect(uninstallExtension('nonexistent-extension')).rejects.toThrow(
'Extension "nonexistent-extension" not found.',
);
});
});
function createExtension(
extensionsDir: string,
name: string,
version: string,
addContextFile = false,
contextFileName?: string,
): string {
const extDir = path.join(extensionsDir, name);
fs.mkdirSync(extDir, { recursive: true });
fs.writeFileSync(
path.join(extDir, EXTENSIONS_CONFIG_FILENAME),
JSON.stringify({ name, version, contextFileName }),
);
if (addContextFile) {
fs.writeFileSync(path.join(extDir, 'GEMINI.md'), 'context');
}
if (contextFileName) {
fs.writeFileSync(path.join(extDir, contextFileName), 'context');
}
return extDir;
}
describe('updateExtension', () => {
let tempHomeDir: string;
let userExtensionsDir: string;
beforeEach(() => {
tempHomeDir = fs.mkdtempSync(
path.join(os.tmpdir(), 'gemini-cli-test-home-'),
);
vi.mocked(os.homedir).mockReturnValue(tempHomeDir);
userExtensionsDir = path.join(tempHomeDir, '.gemini', 'extensions');
// Clean up before each test
fs.rmSync(userExtensionsDir, { recursive: true, force: true });
fs.mkdirSync(userExtensionsDir, { recursive: true });
vi.mocked(execSync).mockClear();
});
afterEach(() => {
fs.rmSync(tempHomeDir, { recursive: true, force: true });
});
it('should update a git-installed extension', async () => {
// 1. "Install" an extension
const gitUrl = 'https://github.com/google/gemini-extensions.git';
const extensionName = 'gemini-extensions';
const targetExtDir = path.join(userExtensionsDir, extensionName);
const metadataPath = path.join(targetExtDir, INSTALL_METADATA_FILENAME);
// Create the "installed" extension directory and files
fs.mkdirSync(targetExtDir, { recursive: true });
fs.writeFileSync(
path.join(targetExtDir, EXTENSIONS_CONFIG_FILENAME),
JSON.stringify({ name: extensionName, version: '1.0.0' }),
);
fs.writeFileSync(
metadataPath,
JSON.stringify({ source: gitUrl, type: 'git' }),
);
// 2. Mock the git clone for the update
const clone = vi.fn().mockImplementation(async (_, destination) => {
fs.mkdirSync(destination, { recursive: true });
// This is the "updated" version
fs.writeFileSync(
path.join(destination, EXTENSIONS_CONFIG_FILENAME),
JSON.stringify({ name: extensionName, version: '1.1.0' }),
);
});
const mockedSimpleGit = simpleGit as vi.MockedFunction<typeof simpleGit>;
mockedSimpleGit.mockReturnValue({
clone,
} as unknown as SimpleGit);
// 3. Call updateExtension
const updateInfo = await updateExtension(extensionName);
// 4. Assertions
expect(updateInfo).toEqual({
originalVersion: '1.0.0',
updatedVersion: '1.1.0',
});
// Check that the config file reflects the new version
const updatedConfig = JSON.parse(
fs.readFileSync(
path.join(targetExtDir, EXTENSIONS_CONFIG_FILENAME),
'utf-8',
),
);
expect(updatedConfig.version).toBe('1.1.0');
});
});