Add successful test for hostname verification

References #394

Author: acogoluegnes

src/test/java/com/rabbitmq/client/test/ssl/HostnameVerification.java

@@ -17,9 +17,11 @@
 
 import com.rabbitmq.client.Address;
 import com.rabbitmq.client.AddressResolver;
+import com.rabbitmq.client.Connection;
 import com.rabbitmq.client.ConnectionFactory;
 import com.rabbitmq.client.ConnectionPostProcessors;
 import com.rabbitmq.client.test.TestUtils;
+import com.rabbitmq.tools.Host;
 import org.apache.http.conn.ssl.DefaultHostnameVerifier;
 import org.bouncycastle.est.jcajce.JsseDefaultHostnameAuthorizer;
 import org.bouncycastle.est.jcajce.JsseHostnameAuthorizer;
@@ -43,6 +45,7 @@
 import static com.rabbitmq.client.test.TestUtils.getSSLContext;
 import static java.util.Collections.singletonList;
 import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertTrue;
 import static org.junit.Assert.fail;
 
 @RunWith(Parameterized.class)
@@ -183,6 +186,27 @@ public List<Address> getAddresses() {
         fail("The server certificate isn't issued for 127.0.0.1, the TLS handshake should have failed");
     }
 
+    @Test
+    public void hostnameVerificationSucceeds() throws Exception {
+        Connection conn = null;
+        ConnectionFactory connectionFactory = TestUtils.connectionFactory();
+        connectionFactory.useSslProtocol(sslContext);
+        try {
+            customizer.customize(connectionFactory);
+            conn = connectionFactory.newConnection(
+                new AddressResolver() {
+
+                    @Override
+                    public List<Address> getAddresses() throws IOException {
+                        return singletonList(new Address(Host.systemHostname(), ConnectionFactory.DEFAULT_AMQP_OVER_SSL_PORT));
+                    }
+                });
+            assertTrue(conn.isOpen());
+        } finally {
+            TestUtils.close(conn);
+        }
+    }
+
     interface ConnectionFactoryCustomizer {
 
         void customize(ConnectionFactory connectionFactory);

src/test/java/com/rabbitmq/tools/Host.java

@@ -120,6 +120,11 @@ public static Process invokeMakeTarget(String command) throws IOException {
                               " " + command);
     }
 
+    public static String systemHostname() throws IOException {
+        Process process = executeCommandIgnoringErrors("hostname");
+        return capture(process.getInputStream()).trim();
+    }
+
     public static String makeCommand()
     {
         return System.getProperty("make.bin", "make");