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/**
* @license
* Copyright 2025 Google LLC
* SPDX-License-Identifier: Apache-2.0
*/
import { vi, describe, it, expect, beforeEach, afterEach } from 'vitest';
import { getIdeInstaller, IdeInstaller } from './ide-installer.js';
import * as child_process from 'child_process';
import * as fs from 'fs';
import * as os from 'os';
import { DetectedIde } from './detect-ide.js';
vi.mock('child_process');
vi.mock('fs');
vi.mock('os');
describe('ide-installer', () => {
describe('getIdeInstaller', () => {
it('should return a VsCodeInstaller for "vscode"', () => {
const installer = getIdeInstaller(DetectedIde.VSCode);
expect(installer).not.toBeNull();
// A more specific check might be needed if we export the class
expect(installer).toBeInstanceOf(Object);
});
it('should return null for an unknown IDE', () => {
const installer = getIdeInstaller('unknown' as DetectedIde);
expect(installer).toBeNull();
});
});
describe('VsCodeInstaller', () => {
let installer: IdeInstaller;
beforeEach(() => {
// We get a new installer for each test to reset the find command logic
installer = getIdeInstaller(DetectedIde.VSCode)!;
vi.spyOn(child_process, 'execSync').mockImplementation(() => '');
vi.spyOn(fs, 'existsSync').mockReturnValue(false);
vi.spyOn(os, 'homedir').mockReturnValue('/home/user');
});
afterEach(() => {
vi.restoreAllMocks();
});
describe('isInstalled', () => {
it('should return true if command is in PATH', async () => {
expect(await installer.isInstalled()).toBe(true);
});
it('should return true if command is in a known location', async () => {
vi.spyOn(child_process, 'execSync').mockImplementation(() => {
throw new Error('Command not found');
});
vi.spyOn(fs, 'existsSync').mockReturnValue(true);
// Re-create the installer so it re-runs findVsCodeCommand
installer = getIdeInstaller(DetectedIde.VSCode)!;
expect(await installer.isInstalled()).toBe(true);
});
it('should return false if command is not found', async () => {
vi.spyOn(child_process, 'execSync').mockImplementation(() => {
throw new Error('Command not found');
});
vi.spyOn(fs, 'existsSync').mockReturnValue(false);
// Re-create the installer so it re-runs findVsCodeCommand
installer = getIdeInstaller(DetectedIde.VSCode)!;
expect(await installer.isInstalled()).toBe(false);
});
});
describe('install', () => {
it('should return a failure message if VS Code is not installed', async () => {
vi.spyOn(child_process, 'execSync').mockImplementation(() => {
throw new Error('Command not found');
});
vi.spyOn(fs, 'existsSync').mockReturnValue(false);
// Re-create the installer so it re-runs findVsCodeCommand
installer = getIdeInstaller(DetectedIde.VSCode)!;
const result = await installer.install();
expect(result.success).toBe(false);
expect(result.message).toContain(
'not found in your PATH or common installation locations',
);
});
});
});
});
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