1 files changed, 59 insertions, 0 deletions
diff --git a/packages/web/lib/testUtils.ts b/packages/web/lib/testUtils.ts
new file mode 100644
index 00000000..ca9a6474
--- /dev/null
+++ b/packages/web/lib/testUtils.ts
@@ -0,0 +1,59 @@
+import { users } from "@hoarder/db/schema";
+import { getInMemoryDB } from "@hoarder/db/drizzle";
+import { appRouter } from "@/server/api/routers/_app";
+import { createCallerFactory } from "@/server/api/trpc";
+import { beforeEach } from "vitest";
+
+export function getTestDB() {
+  return getInMemoryDB(true);
+}
+
+export type TestDB = ReturnType<typeof getTestDB>;
+
+export async function seedUsers(db: TestDB) {
+  return await db
+    .insert(users)
+    .values([
+      {
+        name: "Test User 1",
+        email: "test1@test.com",
+      },
+      {
+        name: "Test User 2",
+        email: "test2@test.com",
+      },
+    ])
+    .returning();
+}
+
+export function getApiCaller(db: TestDB, userId: string) {
+  const createCaller = createCallerFactory(appRouter);
+  return createCaller({
+    user: {
+      id: userId,
+    },
+    db,
+  });
+}
+
+export type APICallerType = ReturnType<typeof getApiCaller>;
+
+export interface CustomTestContext {
+  apiCallers: APICallerType[];
+  db: TestDB;
+}
+
+export async function buildTestContext(): Promise<CustomTestContext> {
+  const db = getTestDB();
+  const users = await seedUsers(db);
+  const callers = users.map((u) => getApiCaller(db, u.id));
+
+  return {
+    apiCallers: callers,
+    db,
+  };
+}
+
+export const defaultBeforeEach = async (context: object) => {
+  Object.assign(context, await buildTestContext());
+};