Add unit test for maxAge cors headers

Author: vlewin

lib/deploy/events/apiGateway/validate.test.js

@@ -413,4 +413,29 @@ describe('#httpValidate()', () => {
     expect(validated.events).to.be.an('Array').with.length(1);
     expect(validated.events[0].http.cors.methods).to.deep.equal(['POST', 'OPTIONS']);
   });
+
+  it('should set cors Access-Control-Max-Age headers', () => {
+    serverlessStepFunctions.serverless.service.stepFunctions = {
+      stateMachines: {
+        first: {
+          events: [
+            {
+              http: {
+                method: 'POST',
+                path: '/foo/bar',
+                cors: {
+                  origin: '*',
+                  maxAge: 86400,
+                },
+              },
+            },
+          ],
+        },
+      },
+    };
+
+    const validated = serverlessStepFunctions.httpValidate();
+    expect(validated.events[0].http.cors.origin).to.equal('*');
+    expect(validated.events[0].http.cors.maxAge).to.equal(86400);
+  });
 });