Examples with TesterEndpoint org.apache.tomcat.websocket.TesterMessageCountClient.TesterEndpoint used on opensource projects

Example 1 with TesterEndpoint

use of org.apache.tomcat.websocket.TesterMessageCountClient.TesterEndpoint in project tomcat by apache.

the class TestWsRemoteEndpoint method doTestWriter.

private void doTestWriter(Class<?> clazz, boolean useWriter, String testMessage) throws Exception {
    Tomcat tomcat = getTomcatInstance();
    // No file system docBase required
    Context ctx = tomcat.addContext("", null);
    ctx.addApplicationListener(TesterEchoServer.Config.class.getName());
    Tomcat.addServlet(ctx, "default", new DefaultServlet());
    ctx.addServletMappingDecoded("/", "default");
    WebSocketContainer wsContainer = ContainerProvider.getWebSocketContainer();
    tomcat.start();
    Session wsSession;
    URI uri = new URI("ws://localhost:" + getPort() + TesterEchoServer.Config.PATH_ASYNC);
    if (Endpoint.class.isAssignableFrom(clazz)) {
        @SuppressWarnings("unchecked") Class<? extends Endpoint> endpointClazz = (Class<? extends Endpoint>) clazz;
        wsSession = wsContainer.connectToServer(endpointClazz, Builder.create().build(), uri);
    } else {
        wsSession = wsContainer.connectToServer(clazz, uri);
    }
    CountDownLatch latch = new CountDownLatch(1);
    TesterEndpoint tep = (TesterEndpoint) wsSession.getUserProperties().get("endpoint");
    tep.setLatch(latch);
    AsyncHandler<?> handler;
    if (useWriter) {
        handler = new AsyncText(latch);
    } else {
        handler = new AsyncBinary(latch);
    }
    wsSession.addMessageHandler(handler);
    if (useWriter) {
        Writer w = wsSession.getBasicRemote().getSendWriter();
        for (int i = 0; i < 8; i++) {
            w.write(testMessage);
        }
        w.close();
    } else {
        OutputStream s = wsSession.getBasicRemote().getSendStream();
        for (int i = 0; i < 8; i++) {
            s.write(testMessage.getBytes(StandardCharsets.UTF_8));
        }
        s.close();
    }
    boolean latchResult = handler.getLatch().await(10, TimeUnit.SECONDS);
    Assert.assertTrue(latchResult);
    List<String> results = new ArrayList<>();
    if (useWriter) {
        @SuppressWarnings("unchecked") List<String> messages = (List<String>) handler.getMessages();
        results.addAll(messages);
    } else {
        // Take advantage of the fact that the message uses characters that
        // are represented as a single UTF-8 byte so won't be split across
        // binary messages
        @SuppressWarnings("unchecked") List<ByteBuffer> messages = (List<ByteBuffer>) handler.getMessages();
        for (ByteBuffer message : messages) {
            byte[] bytes = new byte[message.limit()];
            message.get(bytes);
            results.add(new String(bytes, StandardCharsets.UTF_8));
        }
    }
    int offset = 0;
    int i = 0;
    for (String result : results) {
        if (testMessage.length() == 0) {
            Assert.assertEquals(0, result.length());
        } else {
            // First may be a fragment
            Assert.assertEquals(SEQUENCE.substring(offset, S_LEN), result.substring(0, S_LEN - offset));
            i = S_LEN - offset;
            while (i + S_LEN < result.length()) {
                if (!SEQUENCE.equals(result.substring(i, i + S_LEN))) {
                    Assert.fail();
                }
                i += S_LEN;
            }
            offset = result.length() - i;
            if (!SEQUENCE.substring(0, offset).equals(result.substring(i))) {
                Assert.fail();
            }
        }
    }
}

Example 2 with TesterEndpoint

use of org.apache.tomcat.websocket.TesterMessageCountClient.TesterEndpoint in project tomcat by apache.

the class TestWsRemoteEndpoint method doTestWriterError.

private void doTestWriterError(Class<?> clazz) throws Exception {
    Tomcat tomcat = getTomcatInstance();
    // No file system docBase required
    Context ctx = tomcat.addContext("", null);
    ctx.addApplicationListener(TesterEchoServer.Config.class.getName());
    Tomcat.addServlet(ctx, "default", new DefaultServlet());
    ctx.addServletMappingDecoded("/", "default");
    WebSocketContainer wsContainer = ContainerProvider.getWebSocketContainer();
    tomcat.start();
    Session wsSession;
    URI uri = new URI("ws://localhost:" + getPort() + TesterEchoServer.Config.PATH_WRITER_ERROR);
    if (Endpoint.class.isAssignableFrom(clazz)) {
        @SuppressWarnings("unchecked") Class<? extends Endpoint> endpointClazz = (Class<? extends Endpoint>) clazz;
        wsSession = wsContainer.connectToServer(endpointClazz, Builder.create().build(), uri);
    } else {
        wsSession = wsContainer.connectToServer(clazz, uri);
    }
    CountDownLatch latch = new CountDownLatch(1);
    TesterEndpoint tep = (TesterEndpoint) wsSession.getUserProperties().get("endpoint");
    tep.setLatch(latch);
    AsyncHandler<?> handler;
    handler = new AsyncText(latch);
    wsSession.addMessageHandler(handler);
    // This should trigger the error
    wsSession.getBasicRemote().sendText("Start");
    boolean latchResult = handler.getLatch().await(10, TimeUnit.SECONDS);
    Assert.assertTrue(latchResult);
    @SuppressWarnings("unchecked") List<String> messages = (List<String>) handler.getMessages();
    Assert.assertEquals(0, messages.size());
}

Example 3 with TesterEndpoint

use of org.apache.tomcat.websocket.TesterMessageCountClient.TesterEndpoint in project tomcat by apache.

the class TestWsWebSocketContainer method doBufferTest.

private void doBufferTest(boolean isTextBuffer, boolean isServerBuffer, boolean isTextMessage, boolean pass) throws Exception {
    Tomcat tomcat = getTomcatInstance();
    // No file system docBase required
    Context ctx = tomcat.addContext("", null);
    ctx.addApplicationListener(TesterEchoServer.Config.class.getName());
    Tomcat.addServlet(ctx, "default", new DefaultServlet());
    ctx.addServletMappingDecoded("/", "default");
    WebSocketContainer wsContainer = ContainerProvider.getWebSocketContainer();
    if (isServerBuffer) {
        if (isTextBuffer) {
            ctx.addParameter(org.apache.tomcat.websocket.server.Constants.TEXT_BUFFER_SIZE_SERVLET_CONTEXT_INIT_PARAM, "1024");
        } else {
            ctx.addParameter(org.apache.tomcat.websocket.server.Constants.BINARY_BUFFER_SIZE_SERVLET_CONTEXT_INIT_PARAM, "1024");
        }
    } else {
        if (isTextBuffer) {
            wsContainer.setDefaultMaxTextMessageBufferSize(1024);
        } else {
            wsContainer.setDefaultMaxBinaryMessageBufferSize(1024);
        }
    }
    tomcat.start();
    Session wsSession = wsContainer.connectToServer(TesterProgrammaticEndpoint.class, ClientEndpointConfig.Builder.create().build(), new URI("ws://" + getHostName() + ":" + getPort() + TesterEchoServer.Config.PATH_BASIC));
    BasicHandler<?> handler;
    CountDownLatch latch = new CountDownLatch(1);
    TesterEndpoint tep = (TesterEndpoint) wsSession.getUserProperties().get("endpoint");
    tep.setLatch(latch);
    if (isTextMessage) {
        handler = new BasicText(latch);
    } else {
        handler = new BasicBinary(latch);
    }
    wsSession.addMessageHandler(handler);
    try {
        if (isTextMessage) {
            wsSession.getBasicRemote().sendText(MESSAGE_TEXT_4K);
        } else {
            wsSession.getBasicRemote().sendBinary(ByteBuffer.wrap(MESSAGE_BINARY_4K));
        }
    } catch (IOException ioe) {
    // Some messages sends are expected to fail. Assertions further on
    // in this method will check for the correct behaviour so ignore any
    // exception here.
    }
    boolean latchResult = handler.getLatch().await(10, TimeUnit.SECONDS);
    Assert.assertTrue(latchResult);
    Queue<?> messages = handler.getMessages();
    if (pass) {
        Assert.assertEquals(1, messages.size());
        if (isTextMessage) {
            Assert.assertEquals(MESSAGE_TEXT_4K, messages.peek());
        } else {
            Assert.assertEquals(ByteBuffer.wrap(MESSAGE_BINARY_4K), messages.peek());
        }
    } else {
        // give the session a chance to complete the close process.
        for (int i = 0; i < 500; i++) {
            if (!wsSession.isOpen()) {
                break;
            }
            Thread.sleep(10);
        }
        Assert.assertFalse(wsSession.isOpen());
    }
}

Example 4 with TesterEndpoint

use of org.apache.tomcat.websocket.TesterMessageCountClient.TesterEndpoint in project tomcat by apache.

the class TestWsPingPongMessages method testPingPongMessages.

@Test
public void testPingPongMessages() throws Exception {
    Tomcat tomcat = getTomcatInstance();
    // No file system docBase required
    Context ctx = tomcat.addContext("", null);
    ctx.addApplicationListener(TesterEchoServer.Config.class.getName());
    Tomcat.addServlet(ctx, "default", new DefaultServlet());
    ctx.addServletMappingDecoded("/", "default");
    tomcat.start();
    WebSocketContainer wsContainer = ContainerProvider.getWebSocketContainer();
    Session wsSession = wsContainer.connectToServer(TesterProgrammaticEndpoint.class, ClientEndpointConfig.Builder.create().build(), new URI("ws://localhost:" + getPort() + TesterEchoServer.Config.PATH_ASYNC));
    CountDownLatch latch = new CountDownLatch(1);
    TesterEndpoint tep = (TesterEndpoint) wsSession.getUserProperties().get("endpoint");
    tep.setLatch(latch);
    PongMessageHandler handler = new PongMessageHandler(latch);
    wsSession.addMessageHandler(handler);
    wsSession.getBasicRemote().sendPing(applicationData);
    boolean latchResult = handler.getLatch().await(10, TimeUnit.SECONDS);
    Assert.assertTrue(latchResult);
    Assert.assertArrayEquals(applicationData.array(), (handler.getMessages().peek()).getApplicationData().array());
}