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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.junit.Assert.assertEquals;
import static org.junit.Assert.assertTrue;
import static org.mockito.ArgumentMatchers.any;
import static org.mockito.ArgumentMatchers.anyString;
import static org.mockito.ArgumentMatchers.eq;
import static org.mockito.Mockito.never;
import static org.mockito.Mockito.verify;
import static org.mockito.Mockito.when;
import static org.mockito.MockitoAnnotations.initMocks;
import com.android.volley.toolbox.StringRequest;
import java.nio.charset.StandardCharsets;
import java.util.Arrays;
import java.util.concurrent.BlockingQueue;
import org.junit.Before;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.mockito.ArgumentCaptor;
import org.mockito.Mock;
import org.robolectric.RobolectricTestRunner;
@RunWith(RobolectricTestRunner.class)
public class NetworkDispatcherTest {
private NetworkDispatcher mDispatcher;
private @Mock ResponseDelivery mDelivery;
private @Mock BlockingQueue<Request<?>> mNetworkQueue;
private @Mock Network mNetwork;
private @Mock Cache mCache;
private StringRequest mRequest;
private static final byte[] CANNED_DATA =
"Ceci n'est pas une vraie reponse".getBytes(StandardCharsets.UTF_8);
@Before
public void setUp() throws Exception {
initMocks(this);
mRequest = new StringRequest(Request.Method.GET, "http://foo", null, null);
mDispatcher = new NetworkDispatcher(mNetworkQueue, mNetwork, mCache, mDelivery);
}
@Test
public void successPostsResponse() throws Exception {
when(mNetwork.performRequest(any(Request.class)))
.thenReturn(new NetworkResponse(CANNED_DATA));
mDispatcher.processRequest(mRequest);
ArgumentCaptor<Response> response = ArgumentCaptor.forClass(Response.class);
verify(mDelivery).postResponse(any(Request.class), response.capture());
assertTrue(response.getValue().isSuccess());
assertEquals(response.getValue().result, new String(CANNED_DATA, StandardCharsets.UTF_8));
verify(mDelivery, never()).postError(any(Request.class), any(VolleyError.class));
}
@Test
public void exceptionPostsError() throws Exception {
when(mNetwork.performRequest(any(Request.class))).thenThrow(new ServerError());
mDispatcher.processRequest(mRequest);
verify(mDelivery).postError(any(Request.class), any(VolleyError.class));
verify(mDelivery, never()).postResponse(any(Request.class), any(Response.class));
}
@Test
public void shouldCacheFalse() throws Exception {
mRequest.setShouldCache(false);
mDispatcher.processRequest(mRequest);
verify(mCache, never()).put(anyString(), any(Cache.Entry.class));
}
@Test
public void shouldCacheTrue() throws Exception {
when(mNetwork.performRequest(any(Request.class)))
.thenReturn(new NetworkResponse(CANNED_DATA));
mRequest.setShouldCache(true);
mDispatcher.processRequest(mRequest);
ArgumentCaptor<Cache.Entry> entry = ArgumentCaptor.forClass(Cache.Entry.class);
verify(mCache).put(eq(mRequest.getCacheKey()), entry.capture());
assertTrue(Arrays.equals(entry.getValue().data, CANNED_DATA));
}
}
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