/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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 org.apache.catalina.mapper;
import org.junit.Assert;
import org.junit.Test;
import org.apache.tomcat.util.buf.MessageBytes;
/*
* This is an absolute performance test with an upper limit. Therefore it is executed as part of a standard test run.
*/
public class TestMapperPerformance extends TestMapper {
@Test
public void testPerformance() throws Exception {
String[] requestedHostNames = new String[] { "xxxxxxxxxxx", "iowejoiejfoiew", "iowejoiejfoiex", "owefojiwefoi",
"owefojiwefoix", "qwerty.net", "foo.net", "zzz.com", "abc.com" };
for (String requestedHostName : requestedHostNames) {
testPerformance(requestedHostName);
}
}
private void testPerformance(String requestedHostName) throws Exception {
// Takes ~1s on markt's laptop. If this takes more than 5s something
// probably needs looking at. If this fails repeatedly then we may need
// to increase this limit.
final long maxTime = 5000;
long time = testPerformanceImpl(requestedHostName);
log.info("Host [" + requestedHostName + "], Time [" + time + "]ms");
if (time >= maxTime) {
// Rerun to reject occasional failures, e.g. because of gc
log.warn("testPerformance() test completed in " + time + " ms");
time = testPerformanceImpl(requestedHostName);
log.warn("testPerformance() test rerun completed in " + time + " ms");
}
Assert.assertTrue(String.valueOf(time), time < maxTime);
}
private long testPerformanceImpl(String requestedHostName) throws Exception {
MappingData mappingData = new MappingData();
MessageBytes host = MessageBytes.newInstance();
host.setString(requestedHostName);
MessageBytes uri = MessageBytes.newInstance();
uri.setString("/foo/bar/blah/bobou/foo");
uri.toChars();
uri.getCharChunk().setLimit(-1);
long start = System.currentTimeMillis();
for (int i = 0; i < 1000000; i++) {
mappingData.recycle();
mapper.map(host, uri, null, mappingData);
}
long time = System.currentTimeMillis() - start;
return time;
}
}