feat: Add unit tests for resolvers and services, update dependencies, and remove unused scripts.

src/services/auth/anilist/getUser.spec.ts

@@ -0,0 +1,54 @@
+import { env } from "cloudflare:workers";
+import { beforeEach, describe, expect, it, vi } from "vitest";
+
+import { getUser } from "./getUser";
+
+describe("getUser service", () => {
+  const mockStub = {
+    getUserProfile: vi.fn(),
+  };
+
+  beforeEach(() => {
+    vi.clearAllMocks();
+    // @ts-expect-error - Partial mock
+    env.ANILIST_DO = {
+      idFromName: vi.fn().mockReturnValue("global-id"),
+      get: vi.fn().mockReturnValue(mockStub),
+    };
+  });
+
+  it("should fetch user profile from Durable Object", async () => {
+    const mockUser = { id: 1, name: "User", statistics: { anime: {} } };
+    mockStub.getUserProfile.mockResolvedValue(mockUser);
+
+    const result = await getUser("token");
+
+    expect(result).toEqual({
+      ...mockUser,
+      statistics: mockUser.statistics.anime,
+    });
+    expect(mockStub.getUserProfile).toHaveBeenCalledWith("token");
+  });
+
+  it("should return null if DO throws 401 error", async () => {
+    mockStub.getUserProfile.mockRejectedValue(new Error("401 Unauthorized"));
+
+    const result = await getUser("token");
+
+    expect(result).toBeNull();
+  });
+
+  it("should rethrow other DO errors", async () => {
+    mockStub.getUserProfile.mockRejectedValue(new Error("Other Error"));
+
+    await expect(getUser("token")).rejects.toThrow("Other Error");
+  });
+
+  it("should return null if DO returns null", async () => {
+    mockStub.getUserProfile.mockResolvedValue(null);
+
+    const result = await getUser("token");
+
+    expect(result).toBeNull();
+  });
+});