1 files changed, 146 insertions, 0 deletions
diff --git a/core/src/test/java/com/android/volley/NetworkDispatcherTest.java b/core/src/test/java/com/android/volley/NetworkDispatcherTest.java
new file mode 100644
index 0000000..74dfe8a
--- /dev/null
+++ b/core/src/test/java/com/android/volley/NetworkDispatcherTest.java
@@ -0,0 +1,146 @@
+/*
+ * 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));
+    }
+}