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GMW/tests/helpers/testDatabase.ts
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import process from "node:process";
import {
getDatabase,
initializeDatabase,
} from "../../src/database/drizzle";
interface RunnableDatabase {
run(sql: string): Promise<unknown>;
}
const SAFE_TEST_DATABASE_NAME = /(^|[_-])(test|testing)([_-]|$)|gmw_test/i;
function getDatabaseNameFromUrl(databaseUrl: string): string {
try {
const parsed = new URL(databaseUrl);
return parsed.pathname.replace(/^\//, "");
} catch {
return "";
}
}
function getConfiguredDatabaseName(): string {
if (process.env.DATABASE_URL) {
return getDatabaseNameFromUrl(process.env.DATABASE_URL);
}
return process.env.POSTGRES_DB ?? "";
}
export function assertSafeTestDatabaseUrl(): void {
if (process.env.NODE_ENV !== "test") {
throw new Error(
`Refusing to run destructive database test outside NODE_ENV=test (got ${process.env.NODE_ENV ?? "unset"})`,
);
}
if (process.env.TEST_DATABASE_URL) {
process.env.DATABASE_URL = process.env.TEST_DATABASE_URL;
}
const databaseName = getConfiguredDatabaseName();
if (!SAFE_TEST_DATABASE_NAME.test(databaseName)) {
throw new Error(
`Refusing to run destructive database test against non-test database "${databaseName || "unknown"}". Set TEST_DATABASE_URL or DATABASE_URL to a database whose name contains "test" (for example hub_test).`,
);
}
}
export async function initializeTestDatabase() {
assertSafeTestDatabaseUrl();
return initializeDatabase();
}
export function getTestDatabase(): RunnableDatabase {
assertSafeTestDatabaseUrl();
return getDatabase() as unknown as RunnableDatabase;
}
export async function clearTestTables(...tableNames: string[]): Promise<void> {
assertSafeTestDatabaseUrl();
const db = getTestDatabase();
for (const tableName of tableNames) {
await db.run(`DELETE FROM "${tableName}"`);
}
}