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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
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+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);
+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);
        }
    }
}