/*
* Copyright 2017 NAVER Corp.
*
* 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.navercorp.pinpoint.web.mapper.stat;
import com.navercorp.pinpoint.common.server.bo.stat.DataSourceBo;
import com.navercorp.pinpoint.web.mapper.stat.sampling.sampler.DataSourceSampler;
import com.navercorp.pinpoint.web.test.util.DataSourceTestUtils;
import com.navercorp.pinpoint.web.vo.stat.SampledDataSource;
import org.junit.Assert;
import org.junit.Test;
import java.util.List;
import java.util.Random;
/**
* @author Taejin Koo
*/
public class DataSourceSamplerTest {
private static final Random RANDOM = new Random(System.currentTimeMillis());
private static final int MIN_VALUE_OF_MAX_CONNECTION_SIZE = 20;
private static final int CREATE_TEST_OBJECT_MAX_SIZE = 10;
private final DataSourceSampler sampler = new DataSourceSampler();
@Test
public void sampleDataPointsTest1() throws Exception {
int testObjectSize = RANDOM.nextInt(CREATE_TEST_OBJECT_MAX_SIZE) + 1;
int maxConnectionSize = RANDOM.nextInt(MIN_VALUE_OF_MAX_CONNECTION_SIZE) + MIN_VALUE_OF_MAX_CONNECTION_SIZE;
List<DataSourceBo> dataSourceBoList = DataSourceTestUtils.createDataSourceBoList(1, testObjectSize, maxConnectionSize);
SampledDataSource sampledDataSource = sampler.sampleDataPoints(0, System.currentTimeMillis(), dataSourceBoList, null);
assertEquals(sampledDataSource, dataSourceBoList);
}
private void assertEquals(SampledDataSource sampledDataSource, List<DataSourceBo> dataSourceBoList) {
int minActiveConnectionSize = Integer.MAX_VALUE;
int maxActiveConnectionSize = Integer.MIN_VALUE;
int sumActiveConnectionSize = 0;
int minMaxConnectionSize = Integer.MAX_VALUE;
int maxMaxConnectionSize = Integer.MIN_VALUE;
int sumMaxConnectionSize = 0;
for (DataSourceBo dataSourceBo : dataSourceBoList) {
int activeConnectionSize = dataSourceBo.getActiveConnectionSize();
if (activeConnectionSize < minActiveConnectionSize) {
minActiveConnectionSize = activeConnectionSize;
}
if (activeConnectionSize > maxActiveConnectionSize) {
maxActiveConnectionSize = activeConnectionSize;
}
sumActiveConnectionSize += activeConnectionSize;
int maxConnectionSize = dataSourceBo.getMaxConnectionSize();
if (maxConnectionSize < minMaxConnectionSize) {
minMaxConnectionSize = maxConnectionSize;
}
if (maxConnectionSize > maxMaxConnectionSize) {
maxMaxConnectionSize = maxConnectionSize;
}
sumMaxConnectionSize += maxConnectionSize;
}
Assert.assertTrue(sampledDataSource.getActiveConnectionSize().getMinYVal().equals(minActiveConnectionSize));
Assert.assertTrue(sampledDataSource.getActiveConnectionSize().getMaxYVal().equals(maxActiveConnectionSize));
Assert.assertTrue(sampledDataSource.getActiveConnectionSize().getSumYVal().equals(sumActiveConnectionSize));
Assert.assertTrue(sampledDataSource.getMaxConnectionSize().getMinYVal().equals(minMaxConnectionSize));
Assert.assertTrue(sampledDataSource.getMaxConnectionSize().getMaxYVal().equals(maxMaxConnectionSize));
Assert.assertTrue(sampledDataSource.getMaxConnectionSize().getSumYVal().equals(sumMaxConnectionSize));
}
}