feat: add example JUnit4 Spring test using new consumer version selec…

…tor method

provider/spring/src/test/java/au/com/dius/pact/provider/spring/ConsumerVersionSelectorTest.java

@@ -0,0 +1,40 @@
+package au.com.dius.pact.provider.spring;
+
+import au.com.dius.pact.provider.junit.target.HttpTarget;
+import au.com.dius.pact.provider.junitsupport.IgnoreNoPactsToVerify;
+import au.com.dius.pact.provider.junitsupport.Provider;
+import au.com.dius.pact.provider.junitsupport.loader.PactBroker;
+import au.com.dius.pact.provider.junitsupport.loader.PactBrokerConsumerVersionSelectors;
+import au.com.dius.pact.provider.junitsupport.loader.SelectorBuilder;
+import au.com.dius.pact.provider.junitsupport.target.Target;
+import au.com.dius.pact.provider.junitsupport.target.TestTarget;
+import au.com.dius.pact.provider.spring.testspringbootapp.TestApplication;
+import org.junit.AfterClass;
+import org.junit.runner.RunWith;
+import org.springframework.boot.test.context.SpringBootTest;
+
+import static org.hamcrest.MatcherAssert.assertThat;
+import static org.hamcrest.Matchers.is;
+
+@RunWith(SpringRestPactRunner.class)
+@Provider("myAwesomeService")
+@PactBroker(url = "http://broker.host")
+@IgnoreNoPactsToVerify(ignoreIoErrors = "true")
+@SpringBootTest(webEnvironment = SpringBootTest.WebEnvironment.RANDOM_PORT,
+  classes = { TestApplication.class })
+public class ConsumerVersionSelectorTest {
+    @TestTarget
+    public final Target target = new HttpTarget(8332);
+
+    static boolean called = false;
+    @PactBrokerConsumerVersionSelectors
+    public static SelectorBuilder consumerVersionSelectors() {
+        called = true;
+        return new SelectorBuilder().branch("current");
+    }
+
+    @AfterClass
+    public static void after() {
+        assertThat("consumerVersionSelectors() was not called", called, is(true));
+    }
+}

provider/spring/src/test/java/au/com/dius/pact/provider/spring/testspringbootapp/TestApplication.java

@@ -0,0 +1,28 @@
+package au.com.dius.pact.provider.spring.testspringbootapp;
+
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.springframework.context.annotation.Bean;
+
+@SpringBootApplication
+public class TestApplication {
+
+  public static class ObjectThatMustBeClosed {
+    private ObjectThatMustBeClosed() {}
+
+    private static final ObjectThatMustBeClosed instance = new ObjectThatMustBeClosed();
+    public static ObjectThatMustBeClosed getInstance() {
+      return instance;
+    }
+
+    public boolean destroyed = false;
+
+    public void shutdown() {
+      destroyed = true;
+    }
+  }
+
+  @Bean(destroyMethod="shutdown")
+  ObjectThatMustBeClosed mustBeClosed() {
+    return ObjectThatMustBeClosed.getInstance();
+  }
+}