import { runTests } from '@vscode/test-electron';
import * as path from 'path';
import { fileURLToPath } from 'url';
import * as os from 'os';
import * as fs from 'fs';

const __dirname = path.dirname(fileURLToPath(import.meta.url));

async function main() {
  try {
    // Create a temporary test workspace
    // Using the system temp directory instead of external volume
    const tmpDir = os.tmpdir();
    const testWorkspaceDir = path.join(tmpDir, `vscode-test-workspace-${Math.random().toString(36).substring(2)}`);
    const userDataDir = path.join(tmpDir, `vscode-test-user-data-${Math.random().toString(36).substring(2)}`);
    
    // Ensure the test workspace directory exists
    if (!fs.existsSync(testWorkspaceDir)) {
      fs.mkdirSync(testWorkspaceDir, { recursive: true });
    }

    // The folder containing the Extension Manifest package.json
    // Passed to `--extensionDevelopmentPath`
    const extensionDevelopmentPath = path.resolve(__dirname, '../../');

    // The path to the extension test script
    // Passed to --extensionTestsPath
    const extensionTestsPath = path.resolve(__dirname, '../../out/test');

    console.log('Running tests with the following configuration:');
    console.log(`Extension Development Path: ${extensionDevelopmentPath}`);
    console.log(`Extension Tests Path: ${extensionTestsPath}`);
    console.log(`Workspace Dir: ${testWorkspaceDir}`);
    console.log(`User Data Dir: ${userDataDir}`);

    // Download VS Code, unzip it and run the integration test
    await runTests({ 
      version: '1.98.0',  // Specify the exact version your extension is built for
      extensionDevelopmentPath, 
      extensionTestsPath,
      launchArgs: [
        testWorkspaceDir,
        '--disable-extensions',
        `--user-data-dir=${userDataDir}`,
        '--skip-getting-started',
        '--skip-release-notes',
        '--disable-telemetry',
        '--disable-updates',
        '--disable-crash-reporter',
        '--disable-workspace-trust'
      ]
    });
  } catch (err) {
    console.error('Failed to run tests', err);
    process.exit(1);
  }
}

main();