adding monkeytype

backend/__tests__/__integration__/global-setup.ts

@@ -0,0 +1,51 @@
+import { GenericContainer, StartedTestContainer, Wait } from "testcontainers";
+
+let startedMongoContainer: StartedTestContainer | undefined;
+let startedRedisContainer: StartedTestContainer | undefined;
+
+export async function setup(): Promise<void> {
+  process.env.TZ = "UTC";
+
+  //use testcontainer to start mongodb
+  console.log("\x1b[36mMongoDB starting...\x1b[0m");
+  const mongoContainer = new GenericContainer("mongo:5.0.13")
+    .withExposedPorts(27017)
+    .withWaitStrategy(Wait.forListeningPorts());
+
+  startedMongoContainer = await mongoContainer.start();
+
+  const mongoUrl = `mongodb://${startedMongoContainer?.getHost()}:${startedMongoContainer?.getMappedPort(
+    27017,
+  )}`;
+  process.env["TEST_DB_URL"] = mongoUrl;
+  console.log(`\x1b[32mMongoDB is running on ${mongoUrl}\x1b[0m`);
+
+  //use testcontainer to start redis
+  console.log("\x1b[36mRedis starting...\x1b[0m");
+  const redisContainer = new GenericContainer("redis:6.2.6")
+    .withExposedPorts(6379)
+    .withWaitStrategy(Wait.forLogMessage("Ready to accept connections"));
+
+  startedRedisContainer = await redisContainer.start();
+
+  const redisUrl = `redis://${startedRedisContainer.getHost()}:${startedRedisContainer.getMappedPort(
+    6379,
+  )}`;
+  process.env["REDIS_URI"] = redisUrl;
+  console.log(`\x1b[32mRedis is running on ${redisUrl}\x1b[0m`);
+}
+
+async function stopContainers(): Promise<void> {
+  console.log("\x1b[36mMongoDB stopping...\x1b[0m");
+  await startedMongoContainer?.stop();
+  console.log("\x1b[36mRedis stopping...\x1b[0m");
+  await startedRedisContainer?.stop();
+  console.log(`\x1b[32mContainers stopped.\x1b[0m`);
+}
+
+export async function teardown(): Promise<void> {
+  await stopContainers();
+}
+
+process.on("SIGTERM", stopContainers);
+process.on("SIGINT", stopContainers);