1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
|
/*
* 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.inOrder;
import static org.mockito.Mockito.mock;
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.NoCache;
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.InOrder;
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 successNotifiesListener() throws Exception {
RequestQueue.RequestEventListener listener = mock(RequestQueue.RequestEventListener.class);
RequestQueue queue = new RequestQueue(new NoCache(), mNetwork, 0, mDelivery);
queue.addRequestEventListener(listener);
mRequest.setRequestQueue(queue);
when(mNetwork.performRequest(any(Request.class)))
.thenReturn(new NetworkResponse(CANNED_DATA));
mDispatcher.processRequest(mRequest);
InOrder inOrder = inOrder(listener);
inOrder.verify(listener)
.onRequestEvent(
mRequest, RequestQueue.RequestEvent.REQUEST_NETWORK_DISPATCH_STARTED);
inOrder.verify(listener)
.onRequestEvent(
mRequest, RequestQueue.RequestEvent.REQUEST_NETWORK_DISPATCH_FINISHED);
inOrder.verifyNoMoreInteractions();
}
@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 exceptionNotifiesListener() throws Exception {
RequestQueue.RequestEventListener listener = mock(RequestQueue.RequestEventListener.class);
RequestQueue queue = new RequestQueue(new NoCache(), mNetwork, 0, mDelivery);
queue.addRequestEventListener(listener);
mRequest.setRequestQueue(queue);
when(mNetwork.performRequest(any(Request.class))).thenThrow(new ServerError());
mDispatcher.processRequest(mRequest);
InOrder inOrder = inOrder(listener);
inOrder.verify(listener)
.onRequestEvent(
mRequest, RequestQueue.RequestEvent.REQUEST_NETWORK_DISPATCH_STARTED);
inOrder.verify(listener)
.onRequestEvent(
mRequest, RequestQueue.RequestEvent.REQUEST_NETWORK_DISPATCH_FINISHED);
inOrder.verifyNoMoreInteractions();
}
@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));
}
}
|
