[cronet] add a test for bidirectional stream quic detailed error code

Bug: 747136
Cq-Include-Trybots: master.tryserver.chromium.android:android_cronet_tester
Change-Id: I5184a67c4848c067d46fd7b559f38b89109cdcfa
Reviewed-on: https://chromium-review.googlesource.com/601507Reviewed-by: Miriam Gershenson <mgersh@chromium.org>
Commit-Queue: Helen Li <xunjieli@chromium.org>
Cr-Commit-Position: refs/heads/master@{#492017}

components/cronet/android/test/javatests/src/org/chromium/net/BidirectionalStreamQuicTest.java

@@ -338,6 +338,39 @@ public class BidirectionalStreamQuicTest extends CronetTestBase {
         assertTrue(callback.mError instanceof QuicException);
     }
 
+    @SmallTest
+    @Feature({"Cronet"})
+    @OnlyRunNativeCronet
+    public void testStreamFailWithQuicDetailedErrorCode() throws Exception {
+        setUp(QuicBidirectionalStreams.ENABLED);
+        String path = "/simple.txt";
+        String quicURL = QuicTestServer.getServerURL() + path;
+        TestBidirectionalStreamCallback callback = new TestBidirectionalStreamCallback() {
+            @Override
+            public void onStreamReady(BidirectionalStream stream) {
+                // Shut down the server, and the stream should error out.
+                // The second call to shutdownQuicTestServer is no-op.
+                QuicTestServer.shutdownQuicTestServer();
+            }
+        };
+        BidirectionalStream stream =
+                mCronetEngine
+                        .newBidirectionalStreamBuilder(quicURL, callback, callback.getExecutor())
+                        .setHttpMethod("GET")
+                        .delayRequestHeadersUntilFirstFlush(true)
+                        .addHeader("Content-Type", "zebra")
+                        .build();
+        stream.start();
+        callback.blockForDone();
+        assertTrue(stream.isDone());
+        assertNotNull(callback.mError);
+        assertTrue(callback.mError instanceof QuicException);
+        QuicException quicException = (QuicException) callback.mError;
+        // Checks that detailed quic error code is not QUIC_NO_ERROR == 0.
+        assertTrue("actual error " + quicException.getQuicDetailedErrorCode(),
+                0 < quicException.getQuicDetailedErrorCode());
+    }
+
     @SmallTest
     @Feature({"Cronet"})
     @OnlyRunNativeCronet