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/*
* 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.tradefed.invoker;
import com.android.ddmlib.Log.LogLevel;
import com.android.ddmlib.testrunner.TestIdentifier;
import com.android.ddmlib.testrunner.TestResult;
import com.android.ddmlib.testrunner.TestResult.TestStatus;
import com.android.ddmlib.testrunner.TestRunResult;
import com.android.tradefed.log.LogUtil.CLog;
import com.android.tradefed.result.CollectingTestListener;
import com.android.tradefed.result.ITestInvocationListener;
import com.android.tradefed.result.InputStreamSource;
import com.android.tradefed.result.LogDataType;
import com.android.tradefed.util.TimeUtil;
import java.util.Collection;
import java.util.Map;
/**
* A {@link ITestInvocationListener} that collects results from a invocation shard (aka an
* invocation split to run on multiple resources in parallel), and forwards them to another
* listener.
*/
public class ShardListener extends CollectingTestListener {
private ITestInvocationListener mMasterListener;
/**
* Create a {@link ShardListener}.
*
* @param master the {@link ITestInvocationListener} the results should be forwarded. To prevent
* collisions with other {@link ShardListener}s, this object will synchronize on
* <var>master</var> when forwarding results. And results will only be sent once the
* invocation shard completes.
*/
public ShardListener(ITestInvocationListener master) {
mMasterListener = master;
}
/**
* {@inheritDoc}
*/
@Override
public void invocationStarted(IInvocationContext context) {
super.invocationStarted(context);
synchronized (mMasterListener) {
mMasterListener.invocationStarted(context);
}
}
/**
* {@inheritDoc}
*/
@Override
public void invocationFailed(Throwable cause) {
super.invocationFailed(cause);
synchronized (mMasterListener) {
mMasterListener.invocationFailed(cause);
}
}
/**
* {@inheritDoc}
*/
@Override
public void testLog(String dataName, LogDataType dataType, InputStreamSource dataStream) {
// forward testLog results immediately, since they are not order dependent and there are
// not stored by CollectingTestListener
synchronized (mMasterListener) {
mMasterListener.testLog(dataName, dataType, dataStream);
}
}
/**
* {@inheritDoc}
*/
@Override
public void testRunEnded(long elapsedTime, Map<String, String> runMetrics) {
super.testRunEnded(elapsedTime, runMetrics);
CLog.logAndDisplay(LogLevel.INFO, "Sharded test completed: %s",
getCurrentRunResults().getName());
}
/**
* {@inheritDoc}
*/
@Override
public void testRunFailed(String failureMessage) {
super.testRunFailed(failureMessage);
CLog.logAndDisplay(LogLevel.ERROR, "FAILED: %s failed with message: %s",
getCurrentRunResults().getName(), failureMessage);
}
/**
* {@inheritDoc}
*/
@Override
public void invocationEnded(long elapsedTime) {
super.invocationEnded(elapsedTime);
synchronized (mMasterListener) {
logShardContent(getRunResults());
for (TestRunResult runResult : getRunResults()) {
mMasterListener.testRunStarted(runResult.getName(), runResult.getNumTests());
forwardTestResults(runResult.getTestResults());
if (runResult.isRunFailure()) {
mMasterListener.testRunFailed(runResult.getRunFailureMessage());
}
mMasterListener.testRunEnded(runResult.getElapsedTime(), runResult.getRunMetrics());
}
mMasterListener.invocationEnded(elapsedTime);
}
}
private void forwardTestResults(Map<TestIdentifier, TestResult> testResults) {
for (Map.Entry<TestIdentifier, TestResult> testEntry : testResults.entrySet()) {
mMasterListener.testStarted(testEntry.getKey(), testEntry.getValue().getStartTime());
switch (testEntry.getValue().getStatus()) {
case FAILURE:
mMasterListener.testFailed(testEntry.getKey(),
testEntry.getValue().getStackTrace());
break;
case ASSUMPTION_FAILURE:
mMasterListener.testAssumptionFailure(testEntry.getKey(),
testEntry.getValue().getStackTrace());
break;
case IGNORED:
mMasterListener.testIgnored(testEntry.getKey());
break;
default:
break;
}
if (!testEntry.getValue().getStatus().equals(TestStatus.INCOMPLETE)) {
mMasterListener.testEnded(
testEntry.getKey(),
testEntry.getValue().getEndTime(),
testEntry.getValue().getMetrics());
}
}
}
/** Log the content of the shard for easier debugging. */
private void logShardContent(Collection<TestRunResult> listResults) {
CLog.d("=================================================");
CLog.d(
"========== Shard Primary Device %s ==========",
getInvocationContext().getDevices().get(0).getSerialNumber());
for (TestRunResult runRes : listResults) {
CLog.d(
"\tRan '%s' in %s",
runRes.getName(), TimeUtil.formatElapsedTime(runRes.getElapsedTime()));
}
CLog.d("=================================================");
}
}
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