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Commit d733ec3b authored by Brett Chabot's avatar Brett Chabot
Browse files

Prevent binder flooding when sending instrumentation status. 

There is a long standing bug in the InstrumentationTestRunner where executing
many fast-running tests causes it to hang with 'FAILED BINDER TRANSACTION'
messages in the logs.

This commit changes the Instrumentation status updates to be sent synchronously.

Bug 1796494

Change-Id: Ifd1af31158353d727bd88283eaeb90933ba1a3ca
parent ed43b187

core/java/android/app/IInstrumentationWatcher.aidl

+1 −1
Original line number Diff line number Diff line
@@ -21,7 +21,7 @@ import android.content.ComponentName; 
import android.os.Bundle;



/** @hide */

oneway interface IInstrumentationWatcher

interface IInstrumentationWatcher

{

    void instrumentationStatus(in ComponentName name, int resultCode,

            in Bundle results);

core/tests/coretests/src/android/app/InstrumentationTest.java

0 → 100644
+35 −0
Original line number Diff line number Diff line 
/*

 * Copyright (C) 2012 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 android.app;



import android.os.Bundle;

import android.test.InstrumentationTestCase;



public class InstrumentationTest extends InstrumentationTestCase {



    /**

     * Simple stress test for {@link Instrumentation#sendStatus(int, android.os.Bundle)}, to

     * ensure it can handle many rapid calls without failing.

     */

    public void testSendStatus() {

        for (int i = 0; i < 10000; i++) {

            Bundle bundle = new Bundle();

            bundle.putInt("iterations", i);

            getInstrumentation().sendStatus(-1, bundle);

        }

    }

}