Add authentication/http request related code to LatinIme

Bug: 17464068
Bug: 17464805
Change-Id: I533ae8821e0628fdf6591538a96ab50f805c0cdf

1 files changed, 174 insertions, 0 deletions

diff --git a/tests/src/com/android/inputmethod/latin/network/BlockingHttpClientTests.java b/tests/src/com/android/inputmethod/latin/network/BlockingHttpClientTests.java
new file mode 100644
index 000000000..d151732aa
--- /dev/null
+++ b/tests/src/com/android/inputmethod/latin/network/BlockingHttpClientTests.java
@@ -0,0 +1,174 @@
+/*
+ * Copyright (C) 2014 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.inputmethod.latin.network;
+
+import static org.mockito.Mockito.any;
+import static org.mockito.Mockito.eq;
+import static org.mockito.Mockito.verify;
+import static org.mockito.Mockito.when;
+
+import android.test.AndroidTestCase;
+import android.test.suitebuilder.annotation.SmallTest;
+
+import com.android.inputmethod.latin.network.BlockingHttpClient.ResponseProcessor;
+
+import org.mockito.Mock;
+import org.mockito.Mockito;
+import org.mockito.MockitoAnnotations;
+
+import java.io.BufferedInputStream;
+import java.io.ByteArrayInputStream;
+import java.io.ByteArrayOutputStream;
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.OutputStream;
+import java.net.HttpURLConnection;
+import java.util.Arrays;
+import java.util.Random;
+
+/**
+ * Tests for {@link BlockingHttpClient}.
+ */
+@SmallTest
+public class BlockingHttpClientTests extends AndroidTestCase {
+    @Mock HttpURLConnection mMockHttpConnection;
+
+    @Override
+    protected void setUp() throws Exception {
+        super.setUp();
+        MockitoAnnotations.initMocks(this);
+    }
+
+    public void testError_badGateway() throws IOException {
+        when(mMockHttpConnection.getResponseCode()).thenReturn(HttpURLConnection.HTTP_BAD_GATEWAY);
+        final BlockingHttpClient client = new BlockingHttpClient(mMockHttpConnection);
+        final FakeErrorResponseProcessor processor =
+                new FakeErrorResponseProcessor(HttpURLConnection.HTTP_BAD_GATEWAY);
+
+        client.execute(null /* empty request */, processor);
+        assertTrue("ResponseProcessor was not invoked", processor.mInvoked);
+    }
+
+    public void testError_clientTimeout() throws IOException {
+        when(mMockHttpConnection.getResponseCode()).thenReturn(
+                HttpURLConnection.HTTP_CLIENT_TIMEOUT);
+        final BlockingHttpClient client = new BlockingHttpClient(mMockHttpConnection);
+        final FakeErrorResponseProcessor processor =
+                new FakeErrorResponseProcessor(HttpURLConnection.HTTP_CLIENT_TIMEOUT);
+
+        client.execute(null /* empty request */, processor);
+        assertTrue("ResponseProcessor was not invoked", processor.mInvoked);
+    }
+
+    public void testError_forbiddenWithRequest() throws IOException {
+        final OutputStream mockOutputStream = Mockito.mock(OutputStream.class);
+        when(mMockHttpConnection.getResponseCode()).thenReturn(HttpURLConnection.HTTP_FORBIDDEN);
+        when(mMockHttpConnection.getOutputStream()).thenReturn(mockOutputStream);
+        final BlockingHttpClient client = new BlockingHttpClient(mMockHttpConnection);
+        final FakeErrorResponseProcessor processor =
+                new FakeErrorResponseProcessor(HttpURLConnection.HTTP_FORBIDDEN);
+
+        client.execute(new byte[100], processor);
+        verify(mockOutputStream).write(any(byte[].class), eq(0), eq(100));
+        assertTrue("ResponseProcessor was not invoked", processor.mInvoked);
+    }
+
+    public void testSuccess_emptyRequest() throws IOException {
+        final Random rand = new Random();
+        byte[] response = new byte[100];
+        rand.nextBytes(response);
+        when(mMockHttpConnection.getResponseCode()).thenReturn(HttpURLConnection.HTTP_OK);
+        when(mMockHttpConnection.getInputStream()).thenReturn(new ByteArrayInputStream(response));
+        final BlockingHttpClient client = new BlockingHttpClient(mMockHttpConnection);
+        final FakeSuccessResponseProcessor processor =
+                new FakeSuccessResponseProcessor(response);
+
+        client.execute(null /* empty request */, processor);
+        assertTrue("ResponseProcessor was not invoked", processor.mInvoked);
+    }
+
+    public void testSuccess() throws IOException {
+        final OutputStream mockOutputStream = Mockito.mock(OutputStream.class);
+        final Random rand = new Random();
+        byte[] response = new byte[100];
+        rand.nextBytes(response);
+        when(mMockHttpConnection.getOutputStream()).thenReturn(mockOutputStream);
+        when(mMockHttpConnection.getResponseCode()).thenReturn(HttpURLConnection.HTTP_OK);
+        when(mMockHttpConnection.getInputStream()).thenReturn(new ByteArrayInputStream(response));
+        final BlockingHttpClient client = new BlockingHttpClient(mMockHttpConnection);
+        final FakeSuccessResponseProcessor processor =
+                new FakeSuccessResponseProcessor(response);
+
+        client.execute(new byte[100], processor);
+        assertTrue("ResponseProcessor was not invoked", processor.mInvoked);
+    }
+
+    private static class FakeErrorResponseProcessor implements ResponseProcessor {
+        private final int mExpectedStatusCode;
+
+        boolean mInvoked;
+
+        FakeErrorResponseProcessor(int expectedStatusCode) {
+            mExpectedStatusCode = expectedStatusCode;
+        }
+
+        @Override
+        public void onError(int httpStatusCode, String message) {
+            mInvoked = true;
+            assertEquals("onError:", mExpectedStatusCode, httpStatusCode);
+        }
+
+        @Override
+        public void onSuccess(InputStream response) {
+            fail("Expected an error but received success");
+        }
+    }
+
+    private static class FakeSuccessResponseProcessor implements ResponseProcessor {
+        private final byte[] mExpectedResponse;
+
+        boolean mInvoked;
+
+        FakeSuccessResponseProcessor(byte[] expectedResponse) {
+            mExpectedResponse = expectedResponse;
+        }
+
+        @Override
+        public void onError(int httpStatusCode, String message) {
+            fail("Expected a response but received an error");
+        }
+
+        @Override
+        public void onSuccess(InputStream response) {
+            try {
+                mInvoked = true;
+                BufferedInputStream in = new BufferedInputStream(response);
+                ByteArrayOutputStream buffer = new ByteArrayOutputStream();
+                int read = 0;
+                while ((read = in.read()) != -1) {
+                    buffer.write(read);
+                }
+                byte[] actualResponse = buffer.toByteArray();
+                in.close();
+                assertTrue("Response doesn't match",
+                        Arrays.equals(mExpectedResponse, actualResponse));
+            } catch (IOException ex) {
+                fail("IOException in onSuccess");
+            }
+        }
+    }
+}