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/*
* Copyright (C) 2011 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.android.volley;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.never;
import static org.mockito.Mockito.verify;
import static org.mockito.Mockito.verifyNoMoreInteractions;
import static org.mockito.Mockito.when;
import static org.mockito.MockitoAnnotations.initMocks;
import com.android.volley.mock.ShadowSystemClock;
import com.android.volley.toolbox.NoAsyncCache;
import com.android.volley.toolbox.StringRequest;
import com.android.volley.utils.ImmediateResponseDelivery;
import com.google.common.util.concurrent.MoreExecutors;
import java.util.concurrent.BlockingQueue;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.ScheduledExecutorService;
import org.junit.Before;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.mockito.Mock;
import org.robolectric.RobolectricTestRunner;
import org.robolectric.annotation.Config;
/** Unit tests for AsyncRequestQueue, with all dependencies mocked out */
@RunWith(RobolectricTestRunner.class)
@Config(shadows = {ShadowSystemClock.class})
public class AsyncRequestQueueTest {
@Mock private AsyncNetwork mMockNetwork;
@Mock private ScheduledExecutorService mMockScheduledExecutor;
private AsyncRequestQueue queue;
@Before
public void setUp() throws Exception {
ResponseDelivery mDelivery = new ImmediateResponseDelivery();
initMocks(this);
queue =
new AsyncRequestQueue.Builder(mMockNetwork)
.setAsyncCache(new NoAsyncCache())
.setResponseDelivery(mDelivery)
.setExecutorFactory(
new AsyncRequestQueue.ExecutorFactory() {
@Override
public ExecutorService createNonBlockingExecutor(
BlockingQueue<Runnable> taskQueue) {
return MoreExecutors.newDirectExecutorService();
}
@Override
public ExecutorService createBlockingExecutor(
BlockingQueue<Runnable> taskQueue) {
return MoreExecutors.newDirectExecutorService();
}
@Override
public ScheduledExecutorService
createNonBlockingScheduledExecutor() {
return mMockScheduledExecutor;
}
})
.build();
}
@Test
public void cancelAll_onlyCorrectTag() throws Exception {
queue.start();
Object tagA = new Object();
Object tagB = new Object();
StringRequest req1 = mock(StringRequest.class);
when(req1.getTag()).thenReturn(tagA);
StringRequest req2 = mock(StringRequest.class);
when(req2.getTag()).thenReturn(tagB);
StringRequest req3 = mock(StringRequest.class);
when(req3.getTag()).thenReturn(tagA);
StringRequest req4 = mock(StringRequest.class);
when(req4.getTag()).thenReturn(tagA);
queue.add(req1); // A
queue.add(req2); // B
queue.add(req3); // A
queue.cancelAll(tagA);
queue.add(req4); // A
verify(req1).cancel(); // A cancelled
verify(req3).cancel(); // A cancelled
verify(req2, never()).cancel(); // B not cancelled
verify(req4, never()).cancel(); // A added after cancel not cancelled
queue.stop();
}
@Test
public void add_notifiesListener() throws Exception {
RequestQueue.RequestEventListener listener = mock(RequestQueue.RequestEventListener.class);
queue.start();
queue.addRequestEventListener(listener);
StringRequest req = mock(StringRequest.class);
queue.add(req);
verify(listener).onRequestEvent(req, RequestQueue.RequestEvent.REQUEST_QUEUED);
verifyNoMoreInteractions(listener);
queue.stop();
}
@Test
public void finish_notifiesListener() throws Exception {
RequestQueue.RequestEventListener listener = mock(RequestQueue.RequestEventListener.class);
queue.start();
queue.addRequestEventListener(listener);
StringRequest req = mock(StringRequest.class);
queue.finish(req);
verify(listener).onRequestEvent(req, RequestQueue.RequestEvent.REQUEST_FINISHED);
verifyNoMoreInteractions(listener);
queue.stop();
}
@Test
public void sendRequestEvent_notifiesListener() throws Exception {
StringRequest req = mock(StringRequest.class);
RequestQueue.RequestEventListener listener = mock(RequestQueue.RequestEventListener.class);
queue.start();
queue.addRequestEventListener(listener);
queue.sendRequestEvent(req, RequestQueue.RequestEvent.REQUEST_NETWORK_DISPATCH_STARTED);
verify(listener)
.onRequestEvent(req, RequestQueue.RequestEvent.REQUEST_NETWORK_DISPATCH_STARTED);
verifyNoMoreInteractions(listener);
queue.stop();
}
@Test
public void removeRequestEventListener_removesListener() throws Exception {
StringRequest req = mock(StringRequest.class);
RequestQueue.RequestEventListener listener = mock(RequestQueue.RequestEventListener.class);
queue.start();
queue.addRequestEventListener(listener);
queue.removeRequestEventListener(listener);
queue.sendRequestEvent(req, RequestQueue.RequestEvent.REQUEST_NETWORK_DISPATCH_STARTED);
verifyNoMoreInteractions(listener);
queue.stop();
}
}
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