From 8a46ecb7373d6c5e7300861169ea51a7917cd2b4 Mon Sep 17 00:00:00 2001
From: MohamedBassem <me@mbassem.com>
Date: Tue, 5 Mar 2024 13:11:06 +0000
Subject: refactor: Extract trpc logic into its package

---
 packages/trpc/testUtils.ts | 70 ++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 70 insertions(+)
 create mode 100644 packages/trpc/testUtils.ts

(limited to 'packages/trpc/testUtils.ts')

diff --git a/packages/trpc/testUtils.ts b/packages/trpc/testUtils.ts
new file mode 100644
index 00000000..d5f24def
--- /dev/null
+++ b/packages/trpc/testUtils.ts
@@ -0,0 +1,70 @@
+import { users } from "@hoarder/db/schema";
+import { getInMemoryDB } from "@hoarder/db/drizzle";
+import { appRouter } from "./routers/_app";
+import { createCallerFactory } from "./index";
+
+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: userId
+      ? {
+          id: userId,
+          role: "user",
+        }
+      : null,
+    db,
+  });
+}
+
+export type APICallerType = ReturnType<typeof getApiCaller>;
+
+export interface CustomTestContext {
+  apiCallers: APICallerType[];
+  unauthedAPICaller: APICallerType;
+  db: TestDB;
+}
+
+export async function buildTestContext(
+  seedDB: boolean,
+): Promise<CustomTestContext> {
+  const db = getTestDB();
+  let users: Awaited<ReturnType<typeof seedUsers>> = [];
+  if (seedDB) {
+    users = await seedUsers(db);
+  }
+  const callers = users.map((u) => getApiCaller(db, u.id));
+
+  return {
+    apiCallers: callers,
+    unauthedAPICaller: getApiCaller(db),
+    db,
+  };
+}
+
+export function defaultBeforeEach(seedDB: boolean = true) {
+  return async (context: object) => {
+    Object.assign(context, await buildTestContext(seedDB));
+  };
+}
-- 
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