// Test setup file
import { beforeAll, afterAll, beforeEach } from 'vitest';
import { mkdirSync, rmSync, existsSync, copyFileSync } from 'fs';
import { join } from 'path';
interface TestCache {
clear(): void;
}
interface TestDatabaseManager {
close(): Promise<void>;
}
declare global {
// eslint-disable-next-line no-var
var testCache: TestCache | undefined;
// eslint-disable-next-line no-var
var testDatabaseManager: TestDatabaseManager | undefined;
}
const TEST_DATA_DIR = join(__dirname, 'temp');
const MAIN_DB_PATH = join(__dirname, '..', 'data', 'design-patterns.db');
const TEST_DB_PATH = join(TEST_DATA_DIR, 'test-patterns.db');
// Create test database directory and copy main database for tests
beforeAll(() => {
// Create temp directory
mkdirSync(TEST_DATA_DIR, { recursive: true });
// Copy main database to test location if it exists
if (existsSync(MAIN_DB_PATH)) {
copyFileSync(MAIN_DB_PATH, TEST_DB_PATH);
}
// Set test environment variable
process.env.NODE_ENV = 'test';
process.env.TEST_DB_PATH = TEST_DB_PATH;
});
// Reset test environment before each test
beforeEach(() => {
// Clear any test-specific caches
if (globalThis.testCache) {
globalThis.testCache.clear();
}
});
// Clean up after tests
afterAll(async () => {
// Wait longer to ensure all file handles are closed
await new Promise(resolve => setTimeout(resolve, 500));
// Force close any remaining database connections
if (globalThis.testDatabaseManager) {
try {
await globalThis.testDatabaseManager.close();
} catch (error) {
// Ignore close errors
}
}
// Clean up temp directory with multiple attempts
for (let attempt = 1; attempt <= 5; attempt++) {
try {
if (existsSync(TEST_DATA_DIR)) {
rmSync(TEST_DATA_DIR, { recursive: true, force: true });
}
break; // Success, exit loop
} catch (error) {
if (attempt === 5) {
console.warn('Failed to clean up temp directory after 5 attempts:', error);
} else {
// Wait before retry
await new Promise(resolve => setTimeout(resolve, 200 * attempt));
}
}
}
// Reset environment
delete process.env.TEST_DB_PATH;
});
