moving

apps/www/__tests__/stripe-checkout-route.test.ts

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+import { afterEach, beforeEach, describe, expect, it, vi } from 'vitest';
+
+const clerkMocks = vi.hoisted(() => ({
+  auth: vi.fn(),
+  getUser: vi.fn(),
+  updateUserMetadata: vi.fn(),
+}));
+
+const stripeMocks = vi.hoisted(() => ({
+  checkoutSessionsCreate: vi.fn(),
+  customersCreate: vi.fn(),
+  pricesList: vi.fn(),
+}));
+
+vi.mock('@clerk/nextjs/server', () => ({
+  auth: clerkMocks.auth,
+  clerkClient: vi.fn(async () => ({
+    users: {
+      getUser: clerkMocks.getUser,
+      updateUserMetadata: clerkMocks.updateUserMetadata,
+    },
+  })),
+}));
+
+vi.mock('stripe', () => ({
+  default: vi.fn().mockImplementation(() => ({
+    checkout: {
+      sessions: {
+        create: stripeMocks.checkoutSessionsCreate,
+      },
+    },
+    customers: {
+      create: stripeMocks.customersCreate,
+    },
+    prices: {
+      list: stripeMocks.pricesList,
+    },
+  })),
+}));
+
+import { GET } from '../app/api/stripe/checkout/route';
+
+describe('/api/stripe/checkout', () => {
+  beforeEach(() => {
+    process.env.STRIPE_SECRET_KEY = 'sk_test_checkout';
+    process.env.STRIPE_PRICE_TEAMS_ANNUAL = 'price_team_annual';
+    clerkMocks.auth.mockResolvedValue({ userId: 'user_123' });
+    clerkMocks.getUser.mockResolvedValue({
+      publicMetadata: { stripeCustomerId: 'cus_existing' },
+      primaryEmailAddress: { emailAddress: 'team@example.test' },
+    });
+    stripeMocks.checkoutSessionsCreate.mockResolvedValue({
+      url: 'https://checkout.stripe.test/session',
+    });
+  });
+
+  afterEach(() => {
+    vi.clearAllMocks();
+    delete process.env.STRIPE_SECRET_KEY;
+    delete process.env.STRIPE_PRICE_TEAMS_ANNUAL;
+  });
+
+  it('sends cancelled checkouts back to the homepage pricing section', async () => {
+    const res = await GET(
+      new Request(
+        'https://waggle.example/api/stripe/checkout?tier=teams&billing=annual',
+      ),
+    );
+
+    expect(res.status).toBe(303);
+    expect(stripeMocks.checkoutSessionsCreate).toHaveBeenCalledWith(
+      expect.objectContaining({
+        cancel_url: 'https://waggle.example/?checkout=cancelled#pricing',
+      }),
+    );
+  });
+
+  it('sends signed-out users to sign-in and preserves the checkout target', async () => {
+    clerkMocks.auth.mockResolvedValueOnce({ userId: null });
+
+    const res = await GET(
+      new Request(
+        'https://waggle.example/api/stripe/checkout?tier=teams&billing=monthly',
+      ),
+    );
+
+    expect(res.status).toBe(303);
+    expect(res.headers.get('location')).toBe(
+      'https://waggle.example/sign-in?redirect_url=%2Fapi%2Fstripe%2Fcheckout%3Ftier%3Dteams%26billing%3Dmonthly',
+    );
+    expect(stripeMocks.checkoutSessionsCreate).not.toHaveBeenCalled();
+  });
+});