contract-testing-demo

commit c2668b9ac766f7dfe7b6f1e23b306cfcdbbe41b5
parent b7de40d73f97cb4c9b4fb3ac31e1435a06f2e0c1
Author: Jul <jul@9o.is>
Date:   Wed, 26 Jun 2019 15:13:44 -0400

Write failing consumer test

Test:
Given there does not exist an alligator named Mary, upon receiving a
request for Mary the alligator, a 404 is returned.

Diffstat:
M
consumer-driven/zoo-service/src/test/java/AnimalServicePactTest.java
 | 
30
+++++++++++++++++++++++++++++-

1 file changed, 29 insertions(+), 1 deletion(-)
diff --git a/consumer-driven/zoo-service/src/test/java/AnimalServicePactTest.java b/consumer-driven/zoo-service/src/test/java/AnimalServicePactTest.java
@@ -46,6 +46,34 @@ public class AnimalServicePactTest {
         assertEquals(PactVerificationResult.Ok.INSTANCE, result);
     }
 
-    public void alligatorMaryDoesNotExist() {}
+    @Test
+    public void alligatorMaryDoesNotExist() {
+        RequestResponsePact pact = ConsumerPactBuilder
+            .consumer("Zoo Service")
+            .hasPactWith("Animal Service")
+            .given("there does not exist an alligator named Mary")
+                .uponReceiving("a request for Mary the alligator")
+                    .method("GET")
+                    .path("/alligators/Mary")
+                .willRespondWith()
+                    .status(404)
+            .toPact();
+
+        MockProviderConfig config = MockProviderConfig.createDefault();
+
+        PactVerificationResult result = runConsumerTest(pact, config, (mockServer, context) -> {
+            AnimalService animalService = new AnimalService(mockServer.getUrl());
+            Alligator alligator = animalService.getAlligator("Mary");
+
+            assertNull(alligator);
+        });
+
+        if (result instanceof PactVerificationResult.Error) {
+            throw new RuntimeException(((PactVerificationResult.Error)result).getError());
+        }
+
+        assertEquals(PactVerificationResult.Ok.INSTANCE, result);
+    }
+
     public void animalServiceIsUnavailable() {}
 }