DC-4635 Add Tests

.github/workflows/tests.yml

@@ -0,0 +1,48 @@
+name: Tests
+
+on:
+  pull_request:
+    branches: [main]
+  push:
+    branches: [main]
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      pull-requests: read
+
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Setup pnpm
+        uses: pnpm/action-setup@v4
+        with:
+          version: 9
+
+      - name: Setup Node.js
+        uses: actions/setup-node@v4
+        with:
+          node-version: 20
+          cache: "pnpm"
+
+      - name: Install Dependencies
+        run: pnpm install --frozen-lockfile
+        working-directory: ./claim-db-worker
+
+      - name: Run claim-db-worker tests
+        run: pnpm test
+        working-directory: ./claim-db-worker
+        env:
+          NODE_ENV: test
+
+      - name: Install create-db dependencies
+        run: pnpm install --frozen-lockfile
+        working-directory: ./create-db
+
+      - name: Run create-db tests
+        run: pnpm test
+        working-directory: ./create-db
+        env:
+          NODE_ENV: test

claim-db-worker/__tests__/callback-api.test.ts

@@ -0,0 +1,196 @@
+// __tests__/callback-api.test.ts
+import { describe, it, expect, vi, beforeEach } from "vitest";
+import { GET } from "../app/api/auth/callback/route";
+import { NextRequest } from "next/server";
+
+vi.mock("@/lib/env", () => ({
+  getEnv: vi.fn(() => ({
+    CLAIM_DB_RATE_LIMITER: {
+      limit: vi.fn(() => Promise.resolve({ success: true })),
+    },
+    POSTHOG_API_KEY: "test-key",
+    POSTHOG_API_HOST: "https://app.posthog.com",
+  })),
+}));
+
+vi.mock("@/lib/auth-utils", () => ({
+  exchangeCodeForToken: vi.fn(),
+  validateProject: vi.fn(),
+}));
+
+vi.mock("@/lib/response-utils", () => ({
+  redirectToError: vi.fn(),
+  redirectToSuccess: vi.fn(),
+  getBaseUrl: vi.fn(() => "http://localhost:3000"),
+}));
+
+vi.mock("@/lib/project-transfer", () => ({
+  transferProject: vi.fn(),
+}));
+
+const mockFetch = vi.fn();
+global.fetch = mockFetch;
+
+describe("auth callback API", () => {
+  beforeEach(() => {
+    vi.clearAllMocks();
+  });
+
+  describe("successful claim flow", () => {
+    it("completes full OAuth callback and project transfer", async () => {
+      const { exchangeCodeForToken, validateProject } = await import(
+        "@/lib/auth-utils"
+      );
+      const { redirectToError, redirectToSuccess } = await import(
+        "@/lib/response-utils"
+      );
+      const { transferProject } = await import("@/lib/project-transfer");
+
+      vi.mocked(exchangeCodeForToken).mockResolvedValue({
+        access_token: "test-token",
+      });
+
+      vi.mocked(validateProject).mockResolvedValue(undefined);
+
+      vi.mocked(transferProject).mockResolvedValue({
+        success: true,
+        status: 200,
+      });
+
+      vi.mocked(redirectToSuccess).mockReturnValue(
+        new Response(null, {
+          status: 302,
+          headers: { Location: "/success?projectID=test-project-123" },
+        })
+      );
+
+      mockFetch.mockResolvedValue({
+        ok: true,
+        json: async () => ({}),
+      });
+
+      const request = new NextRequest(
+        "http://localhost:3000/api/auth/callback?code=test-code&state=test-state&projectID=test-project-123"
+      );
+
+      const response = await GET(request);
+
+      expect(exchangeCodeForToken).toHaveBeenCalledWith(
+        "test-code",
+        expect.stringContaining("test-project-123")
+      );
+      expect(validateProject).toHaveBeenCalledWith("test-project-123");
+      expect(transferProject).toHaveBeenCalledWith(
+        "test-project-123",
+        "test-token"
+      );
+      expect(redirectToSuccess).toHaveBeenCalledWith(
+        request,
+        "test-project-123"
+      );
+
+      expect(mockFetch).toHaveBeenCalledWith(
+        expect.stringContaining("posthog.com"),
+        expect.objectContaining({
+          method: "POST",
+          body: expect.stringContaining("create_db:claim_successful"),
+        })
+      );
+    });
+  });
+
+  describe("error handling", () => {
+    it("handles missing parameters", async () => {
+      const { redirectToError } = await import("@/lib/response-utils");
+
+      vi.mocked(redirectToError).mockReturnValue(
+        new Response(null, {
+          status: 302,
+          headers: { Location: "/error" },
+        })
+      );
+
+      const request = new NextRequest(
+        "http://localhost:3000/api/auth/callback?code=test-code"
+      );
+
+      await GET(request);
+
+      expect(redirectToError).toHaveBeenCalledWith(
+        request,
+        "Missing State Parameter",
+        "Please try again.",
+        "The state parameter is required for security purposes."
+      );
+    });
+
+    it("handles auth token exchange failure", async () => {
+      const { exchangeCodeForToken } = await import("@/lib/auth-utils");
+      const { redirectToError } = await import("@/lib/response-utils");
+
+      vi.mocked(exchangeCodeForToken).mockRejectedValue(
+        new Error("Invalid authorization code")
+      );
+
+      vi.mocked(redirectToError).mockReturnValue(
+        new Response(null, {
+          status: 302,
+          headers: { Location: "/error" },
+        })
+      );
+
+      const request = new NextRequest(
+        "http://localhost:3000/api/auth/callback?code=invalid-code&state=test-state&projectID=test-project-123"
+      );
+
+      await GET(request);
+
+      expect(redirectToError).toHaveBeenCalledWith(
+        request,
+        "Authentication Failed",
+        "Failed to authenticate with Prisma. Please try again.",
+        "Invalid authorization code"
+      );
+    });
+
+    it("handles project transfer failure", async () => {
+      const { exchangeCodeForToken, validateProject } = await import(
+        "@/lib/auth-utils"
+      );
+      const { redirectToError } = await import("@/lib/response-utils");
+      const { transferProject } = await import("@/lib/project-transfer");
+
+      vi.mocked(exchangeCodeForToken).mockResolvedValue({
+        access_token: "test-token",
+      });
+
+      vi.mocked(validateProject).mockResolvedValue(undefined);
+
+      vi.mocked(transferProject).mockResolvedValue({
+        success: false,
+        status: 403,
+        error: "Insufficient permissions",
+      });
+
+      vi.mocked(redirectToError).mockReturnValue(
+        new Response(null, {
+          status: 302,
+          headers: { Location: "/error" },
+        })
+      );
+
+      const request = new NextRequest(
+        "http://localhost:3000/api/auth/callback?code=test-code&state=test-state&projectID=test-project-123"
+      );
+
+      await GET(request);
+
+      expect(redirectToError).toHaveBeenCalledWith(
+        request,
+        "Transfer Failed",
+        "Failed to transfer the project. Please try again.",
+        expect.stringContaining("Insufficient permissions")
+      );
+    });
+  });
+});