chore(redirect): add test for certificates splat redirect

Author: artem-vavilov

apps/marketing/src/middleware/redirects/corporate/__tests__/index.test.ts

@@ -62,6 +62,16 @@ describe('getRedirects', () => {
     );
   });
 
+  it('redirects /certificates/:session_id to studio.code.org/api/hour/certificates/:session_id', () => {
+    const sessionID = '_1_537adb90bcf397109ef4358f4c66c493';
+    const req = createMockRequest(`/certificates/${sessionID}`);
+    getRedirects(req);
+    expect(getCachedRedirectResponse).toHaveBeenCalledWith(
+      new URL(`/api/hour/certificates/${sessionID}`, 'https://studio.code.org'),
+      {status: 308},
+    );
+  });
+
   it('returns undefined for unrelated paths', () => {
     const req = createMockRequest('/other/path');
     const result = getRedirects(req);