feat: add tests

src/db.ts

@@ -1,13 +1,26 @@
-import { Pool } from "pg";
 import "reflect-metadata";
 import { DataSource } from "typeorm";
 import { User } from "./entities/User";
 import { Review } from "./entities/Review";
 import { Saved } from "./entities/Saved";
 
-export const db = new DataSource({
-	type: "postgres",
-	url: process.env.DATABASE_URL,
-	synchronize: process.argv.includes("sync"),
-	entities: [User, Review, Saved]
-})
+let db: DataSource | null = null;
+
+export function getDb(forceSync = false): DataSource {
+	if (!db) {
+		db = new DataSource({
+			type: "postgres",
+			url: process.env.DATABASE_URL,
+			synchronize: process.argv.includes("sync") || forceSync,
+			entities: [User, Review, Saved]
+		})
+	}
+	return db;
+}
+
+export async function initDb() {
+	const db = getDb();
+	if (!db.isInitialized) {
+		await db.initialize();
+	}
+}