Examples with Callback okhttp3.Callback used on opensource projects

Example 26 with Callback

use of okhttp3.Callback in project okhttp by square.

the class CallTest method asyncLeakedResponseBodyLogsStackTrace.

@Test
public void asyncLeakedResponseBodyLogsStackTrace() throws Exception {
    server.enqueue(new MockResponse().setBody("This gets leaked."));
    client = defaultClient().newBuilder().connectionPool(new ConnectionPool(0, 10, TimeUnit.MILLISECONDS)).build();
    Request request = new Request.Builder().url(server.url("/")).build();
    Level original = logger.getLevel();
    logger.setLevel(Level.FINE);
    logHandler.setFormatter(new SimpleFormatter());
    try {
        final CountDownLatch latch = new CountDownLatch(1);
        client.newCall(request).enqueue(new Callback() {

            @Override
            public void onFailure(Call call, IOException e) {
                fail();
            }

            @Override
            public void onResponse(Call call, Response response) throws IOException {
                // Ignore the response so it gets leaked then GC'd.
                latch.countDown();
            }
        });
        latch.await();
        // There's some flakiness when triggering a GC for objects in a separate thread. Adding a
        // small delay appears to ensure the objects will get GC'd.
        Thread.sleep(200);
        awaitGarbageCollection();
        String message = logHandler.take();
        assertTrue(message.contains("A connection to " + server.url("/") + " was leaked." + " Did you forget to close a response body?"));
        assertTrue(message.contains("okhttp3.RealCall.enqueue("));
        assertTrue(message.contains("okhttp3.CallTest.asyncLeakedResponseBodyLogsStackTrace("));
    } finally {
        logger.setLevel(original);
    }
}

Example 27 with Callback

use of okhttp3.Callback in project okhttp by square.

the class CallTest method canceledBeforeResponseReadSignalsOnFailure.

@Test
public void canceledBeforeResponseReadSignalsOnFailure() throws Exception {
    Request requestA = new Request.Builder().url(server.url("/a")).build();
    final Call call = client.newCall(requestA);
    server.setDispatcher(new Dispatcher() {

        @Override
        public MockResponse dispatch(RecordedRequest request) {
            call.cancel();
            return new MockResponse().setBody("A");
        }
    });
    call.enqueue(callback);
    assertEquals("/a", server.takeRequest().getPath());
    callback.await(requestA.url()).assertFailure("Canceled", "stream was reset: CANCEL", "Socket closed");
}

Example 28 with Callback

use of okhttp3.Callback in project okhttp by square.

the class CallTest method cancelImmediatelyAfterEnqueue.

@Test
public void cancelImmediatelyAfterEnqueue() throws Exception {
    server.enqueue(new MockResponse());
    Call call = client.newCall(new Request.Builder().url(server.url("/a")).build());
    call.enqueue(callback);
    call.cancel();
    callback.await(server.url("/a")).assertFailure("Canceled", "Socket closed");
}

Example 29 with Callback

use of okhttp3.Callback in project okhttp by square.

the class CallTest method canceledBeforeIOSignalsOnFailure.

/**
   * This test puts a request in front of one that is to be canceled, so that it is canceled before
   * I/O takes place.
   */
@Test
public void canceledBeforeIOSignalsOnFailure() throws Exception {
    // Force requests to be executed serially.
    okhttp3.Dispatcher dispatcher = new okhttp3.Dispatcher(client.dispatcher().executorService());
    dispatcher.setMaxRequests(1);
    client = client.newBuilder().dispatcher(dispatcher).build();
    Request requestA = new Request.Builder().url(server.url("/a")).build();
    Request requestB = new Request.Builder().url(server.url("/b")).build();
    final Call callA = client.newCall(requestA);
    final Call callB = client.newCall(requestB);
    server.setDispatcher(new Dispatcher() {

        char nextResponse = 'A';

        @Override
        public MockResponse dispatch(RecordedRequest request) {
            callB.cancel();
            return new MockResponse().setBody(Character.toString(nextResponse++));
        }
    });
    callA.enqueue(callback);
    callB.enqueue(callback);
    assertEquals("/a", server.takeRequest().getPath());
    callback.await(requestA.url()).assertBody("A");
    // At this point we know the callback is ready, and that it will receive a cancel failure.
    callback.await(requestB.url()).assertFailure("Canceled", "Socket closed");
}

Example 30 with Callback

use of okhttp3.Callback in project okhttp by square.

the class CallTest method illegalToExecuteTwice.

@Test
public void illegalToExecuteTwice() throws Exception {
    server.enqueue(new MockResponse().setBody("abc").addHeader("Content-Type: text/plain"));
    Request request = new Request.Builder().url(server.url("/")).header("User-Agent", "SyncApiTest").build();
    Call call = client.newCall(request);
    Response response = call.execute();
    response.body().close();
    try {
        call.execute();
        fail();
    } catch (IllegalStateException e) {
        assertEquals("Already Executed", e.getMessage());
    }
    try {
        call.enqueue(callback);
        fail();
    } catch (IllegalStateException e) {
        assertEquals("Already Executed", e.getMessage());
    }
    assertEquals("SyncApiTest", server.takeRequest().getHeader("User-Agent"));
}