Converting to Arquillian-enabled tests

Author: arun-gupta

websocket/endpoint/src/main/java/org/javaee7/websocket/endpoint/MyEndpoint.java

@@ -40,9 +40,7 @@
 package org.javaee7.websocket.endpoint;
 
 import java.io.IOException;
-import java.nio.ByteBuffer;
 import javax.websocket.OnMessage;
-import javax.websocket.Session;
 import javax.websocket.server.ServerEndpoint;
 
 /**
@@ -57,13 +55,7 @@ public String echoText(String name) {
     }
 
     @OnMessage
-    public void echoBinary(byte[] data, Session session) throws IOException {
-        System.out.println("echoBinary: " + data);
-        StringBuilder builder = new StringBuilder();
-        for (byte b : data) {
-            builder.append(b);
-        }
-        System.out.println(builder);
-        session.getBasicRemote().sendBinary(ByteBuffer.wrap(data));
+    public byte[] echoBinary(byte[] data) throws IOException {
+        return data;
     }
 }

websocket/endpoint/src/main/java/org/javaee7/websocket/endpoint/MyEndpointBinaryClient.java

@@ -0,0 +1,32 @@
+package org.javaee7.websocket.endpoint;
+
+import java.io.IOException;
+import java.nio.ByteBuffer;
+import java.util.concurrent.CountDownLatch;
+
+import javax.websocket.ClientEndpoint;
+import javax.websocket.OnMessage;
+import javax.websocket.OnOpen;
+import javax.websocket.Session;
+
+/**
+ * @author Arun Gupta
+ */
+@ClientEndpoint
+public class MyEndpointBinaryClient {
+    public static CountDownLatch latch;
+
+    @OnOpen
+    public void onOpen(Session session) {
+        try {
+            session.getBasicRemote().sendBinary(ByteBuffer.wrap("Hello World!".getBytes()));
+        } catch (IOException ioe) {
+            ioe.printStackTrace();
+        }
+    }
+    
+    @OnMessage
+    public void processMessage(byte[] message) {
+        latch.countDown();
+    }
+}

websocket/endpoint/src/main/java/org/javaee7/websocket/endpoint/MyEndpointTextClient.java

@@ -0,0 +1,31 @@
+package org.javaee7.websocket.endpoint;
+
+import java.io.IOException;
+import java.util.concurrent.CountDownLatch;
+
+import javax.websocket.ClientEndpoint;
+import javax.websocket.OnMessage;
+import javax.websocket.OnOpen;
+import javax.websocket.Session;
+
+/**
+ * @author Arun Gupta
+ */
+@ClientEndpoint
+public class MyEndpointTextClient {
+    public static CountDownLatch latch;
+
+    @OnOpen
+    public void onOpen(Session session) {
+        try {
+            session.getBasicRemote().sendText("Hello world!");
+        } catch (IOException ioe) {
+            ioe.printStackTrace();
+        }
+    }
+    
+    @OnMessage
+    public void processMessage(String message) {
+        latch.countDown();
+    }
+}

websocket/endpoint/src/main/webapp/index.jsp

@@ -0,0 +1,83 @@
+package org.javaee7.websocket.endpoint;
+
+import java.io.IOException;
+import java.net.URI;
+import java.net.URISyntaxException;
+import java.nio.ByteBuffer;
+import java.util.concurrent.CountDownLatch;
+import java.util.concurrent.TimeUnit;
+import javax.websocket.ContainerProvider;
+import javax.websocket.DeploymentException;
+import javax.websocket.MessageHandler;
+import javax.websocket.Session;
+import javax.websocket.WebSocketContainer;
+import org.jboss.arquillian.container.test.api.Deployment;
+import org.jboss.arquillian.junit.Arquillian;
+import org.jboss.arquillian.test.api.ArquillianResource;
+import org.jboss.shrinkwrap.api.ShrinkWrap;
+import org.jboss.shrinkwrap.api.spec.WebArchive;
+import org.junit.Test;
+import static org.junit.Assert.*;
+import org.junit.runner.RunWith;
+
+/**
+ * @author Arun Gupta
+ */
+@RunWith(Arquillian.class)
+public class MyEndpointTest {
+    final String TEXT = "Hello World!";
+
+    @ArquillianResource
+    URI base;
+
+    @Deployment(testable=false)
+    public static WebArchive createDeployment() {
+        return ShrinkWrap.create(WebArchive.class)
+                .addClasses(MyEndpoint.class,
+                        MyEndpointTextClient.class,
+                        MyEndpointBinaryClient.class);
+    }
+    
+    @Test
+    public void testTextEndpoint() throws URISyntaxException, DeploymentException, IOException, InterruptedException {
+        MyEndpointTextClient.latch = new CountDownLatch(1);
+        Session session = connectToServer(MyEndpointTextClient.class);
+        assertNotNull(session);
+        session.addMessageHandler(new MessageHandler.Whole<String>() {
+            @Override
+            public void onMessage(String text) {
+                MyEndpointTextClient.latch.countDown();
+                assertEquals(TEXT, text);
+            }
+        });
+        assertTrue(MyEndpointTextClient.latch.await(2, TimeUnit.SECONDS));
+    }
+    
+    @Test
+    public void testBinaryEndpoint() throws URISyntaxException, DeploymentException, IOException, InterruptedException {
+        MyEndpointBinaryClient.latch = new CountDownLatch(1);
+        Session session = connectToServer(MyEndpointBinaryClient.class);
+        assertNotNull(session);
+        session.addMessageHandler(new MessageHandler.Whole<ByteBuffer>() {
+            @Override
+            public void onMessage(ByteBuffer binary) {
+                MyEndpointBinaryClient.latch.countDown();
+                assertEquals(TEXT, binary);
+            }
+        });
+        assertTrue(MyEndpointBinaryClient.latch.await(2, TimeUnit.SECONDS));
+    }
+
+    public Session connectToServer(Class endpoint) throws DeploymentException, IOException, URISyntaxException {
+        WebSocketContainer container = ContainerProvider.getWebSocketContainer();
+        URI uri = new URI("ws://"
+                        + base.getHost()
+                        + ":"
+                        + base.getPort()
+                        + "/"
+                        + base.getPath()
+                        + "/websocket");
+        System.out.println("Connecting to: " + uri);
+        return container.connectToServer(endpoint, uri);
+    }
+}