contract-testing-demo

commit e24373ae5f07234d4c9406771dbdf1a2868056e2
parent 7e4e8a53cc000cf15162762ef4dee1ef9d5db25f
Author: Jul <jul@9o.is>
Date:   Wed, 26 Jun 2019 11:47:03 -0400

Write failing consumer test

Test:
Given there exists an alligator named Mary, a request for Mary the
alligator returns Mary the alligator.

Diffstat:
M
consumer-driven/zoo-service/src/test/java/AnimalServicePactTest.java
 | 
45
++++++++++++++++++++++++++++++++++++++++++++-

1 file changed, 44 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
@@ -1,8 +1,51 @@
+import au.com.dius.pact.consumer.ConsumerPactBuilder;
+import au.com.dius.pact.consumer.PactVerificationResult;
+import au.com.dius.pact.model.MockProviderConfig;
+import au.com.dius.pact.model.RequestResponsePact;
 import org.junit.Test;
+
+import java.util.HashMap;
+import java.util.Map;
+
+import static au.com.dius.pact.consumer.ConsumerPactRunnerKt.runConsumerTest;
 import static org.junit.Assert.*;
 
 public class AnimalServicePactTest {
-    public void alligatorMaryExists() {}
+
+    @Test
+    public void alligatorMaryExists() {
+        Map<String, String> headers = new HashMap<>();
+        headers.put("Content-type", "application/json");
+
+        RequestResponsePact pact = ConsumerPactBuilder
+            .consumer("Zoo Service")
+            .hasPactWith("Animal Service")
+            .given("there exists an alligator named Mary")
+                .uponReceiving("a request for Mary the alligator")
+                    .method("GET")
+                    .path("/alligators/Mary")
+                .willRespondWith()
+                    .status(200)
+                    .headers(headers)
+                    .body("{\"name\": \"Mary\"}")
+            .toPact();
+
+        MockProviderConfig config = MockProviderConfig.createDefault();
+
+        PactVerificationResult result = runConsumerTest(pact, config, (mockServer, context) -> {
+            AnimalService animalService = new AnimalService(mockServer.getUrl());
+            Alligator alligator = animalService.getAlligator("Mary");
+
+            assertEquals("Mary", alligator.getName());
+        });
+
+        if (result instanceof PactVerificationResult.Error) {
+            throw new RuntimeException(((PactVerificationResult.Error)result).getError());
+        }
+
+        assertEquals(PactVerificationResult.Ok.INSTANCE, result);
+    }
+
     public void alligatorMaryDoesNotExist() {}
     public void animalServiceIsUnavailable() {}
 }