| /* |
| * 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.skywalking.oap.server.core.analysis.meter.function.sum; |
| |
| import org.apache.skywalking.oap.server.core.analysis.Layer; |
| import org.apache.skywalking.oap.server.core.analysis.meter.MeterEntity; |
| import org.apache.skywalking.oap.server.core.analysis.meter.function.AcceptableValue; |
| import org.apache.skywalking.oap.server.core.analysis.meter.function.BucketedValues; |
| import org.apache.skywalking.oap.server.core.analysis.meter.function.PercentileArgument; |
| import org.apache.skywalking.oap.server.core.analysis.metrics.DataTable; |
| import org.apache.skywalking.oap.server.core.analysis.metrics.IntList; |
| import org.apache.skywalking.oap.server.core.config.NamingControl; |
| import org.apache.skywalking.oap.server.core.config.group.EndpointNameGrouping; |
| import org.apache.skywalking.oap.server.core.storage.type.HashMapConverter; |
| import org.apache.skywalking.oap.server.core.storage.type.StorageBuilder; |
| import org.junit.AfterClass; |
| import org.junit.Assert; |
| import org.junit.BeforeClass; |
| import org.junit.Test; |
| |
| import java.util.Map; |
| |
| import static org.junit.Assert.assertEquals; |
| |
| public class SumHistogramPercentileFunctionTest { |
| |
| private static final long[] BUCKETS = new long[] { |
| 0, |
| 50, |
| 100, |
| 250 |
| }; |
| |
| private static final int[] RANKS = new int[] { |
| 50, |
| 90 |
| }; |
| |
| @BeforeClass |
| public static void setup() { |
| MeterEntity.setNamingControl( |
| new NamingControl(512, 512, 512, new EndpointNameGrouping())); |
| } |
| |
| @AfterClass |
| public static void tearDown() { |
| MeterEntity.setNamingControl(null); |
| } |
| |
| @Test |
| public void testFunction() { |
| PercentileFunctionInst inst = new PercentileFunctionInst(); |
| inst.accept( |
| MeterEntity.newService("service-test", Layer.GENERAL), |
| new PercentileArgument( |
| new BucketedValues( |
| BUCKETS, |
| new long[] { |
| 10, |
| 20, |
| 30, |
| 40 |
| } |
| ), |
| RANKS |
| ) |
| ); |
| |
| inst.accept( |
| MeterEntity.newService("service-test", Layer.GENERAL), |
| new PercentileArgument( |
| new BucketedValues( |
| BUCKETS, |
| new long[] { |
| 10, |
| 20, |
| 30, |
| 40 |
| } |
| ), |
| RANKS |
| ) |
| ); |
| |
| inst.calculate(); |
| final int[] values = inst.getValues(); |
| /** |
| * Expected percentile dataset |
| * <pre> |
| * 0 , 20 |
| * 50 , 40 |
| * 100, 50 <- P50 |
| * 250, 80 <- P90 |
| * </pre> |
| */ |
| Assert.assertArrayEquals(new int[] { |
| 100, |
| 250 |
| }, values); |
| } |
| |
| @Test |
| public void testSerialization() { |
| PercentileFunctionInst inst = new PercentileFunctionInst(); |
| inst.accept( |
| MeterEntity.newService("service-test", Layer.GENERAL), |
| new PercentileArgument( |
| new BucketedValues( |
| BUCKETS, |
| new long[] { |
| 10, |
| 20, |
| 30, |
| 40 |
| } |
| ), |
| RANKS |
| ) |
| ); |
| |
| PercentileFunctionInst inst2 = new PercentileFunctionInst(); |
| inst2.deserialize(inst.serialize().build()); |
| |
| assertEquals(inst, inst2); |
| assertEquals(inst.getSummation(), inst2.getSummation()); |
| assertEquals(inst.getRanks(), inst2.getRanks()); |
| assertEquals(0, inst2.getPercentileValues().size()); |
| } |
| |
| @Test |
| public void testBuilder() throws IllegalAccessException, InstantiationException { |
| PercentileFunctionInst inst = new PercentileFunctionInst(); |
| inst.accept( |
| MeterEntity.newService("service-test", Layer.GENERAL), |
| new PercentileArgument( |
| new BucketedValues( |
| BUCKETS, |
| new long[] { |
| 10, |
| 20, |
| 30, |
| 40 |
| } |
| ), |
| RANKS |
| ) |
| ); |
| inst.calculate(); |
| |
| final StorageBuilder storageBuilder = inst.builder().newInstance(); |
| |
| // Simulate the storage layer do, convert the datatable to string. |
| final HashMapConverter.ToStorage toStorage = new HashMapConverter.ToStorage(); |
| storageBuilder.entity2Storage(inst, toStorage); |
| final Map<String, Object> map = toStorage.obtain(); |
| map.put( |
| SumHistogramPercentileFunction.SUMMATION, |
| ((DataTable) map.get(SumHistogramPercentileFunction.SUMMATION)).toStorageData() |
| ); |
| map.put( |
| SumHistogramPercentileFunction.VALUE, |
| ((DataTable) map.get(SumHistogramPercentileFunction.VALUE)).toStorageData() |
| ); |
| map.put( |
| SumHistogramPercentileFunction.RANKS, |
| ((IntList) map.get(SumHistogramPercentileFunction.RANKS)).toStorageData() |
| ); |
| |
| final SumHistogramPercentileFunction inst2 = (SumHistogramPercentileFunction) storageBuilder.storage2Entity( |
| new HashMapConverter.ToEntity(map)); |
| assertEquals(inst, inst2); |
| // HistogramFunction equal doesn't include dataset. |
| assertEquals(inst.getPercentileValues(), inst2.getPercentileValues()); |
| assertEquals(inst.getRanks(), inst2.getRanks()); |
| } |
| |
| @Test |
| public void testFunctionWhenGroupContainsColon() { |
| BucketedValues valuesA = new BucketedValues( |
| BUCKETS, |
| new long[] { |
| 10, |
| 20, |
| 30, |
| 40 |
| } |
| ); |
| valuesA.setGroup("localhost:3306/swtest"); |
| |
| PercentileFunctionInst inst = new PercentileFunctionInst(); |
| inst.accept( |
| MeterEntity.newService("service-test", Layer.GENERAL), |
| new PercentileArgument( |
| valuesA, |
| RANKS |
| ) |
| ); |
| BucketedValues valuesB = new BucketedValues( |
| BUCKETS, |
| new long[] { |
| 10, |
| 20, |
| 30, |
| 40 |
| } |
| ); |
| valuesB.setGroup("localhost:3306/swtest"); |
| |
| inst.accept( |
| MeterEntity.newService("service-test", Layer.GENERAL), |
| new PercentileArgument( |
| valuesB, |
| RANKS |
| ) |
| ); |
| |
| inst.calculate(); |
| final DataTable values = inst.getPercentileValues(); |
| /** |
| * Expected percentile dataset |
| * <pre> |
| * 0 , 20 |
| * 50 , 40 |
| * 100, 60 <- P50 |
| * 250, 80 <- P90 |
| * </pre> |
| */ |
| assertEquals(new Long(100), values.get("localhost:3306/swtest:50")); |
| assertEquals(new Long(250), values.get("localhost:3306/swtest:90")); |
| } |
| |
| private static class PercentileFunctionInst extends SumHistogramPercentileFunction { |
| @Override |
| public AcceptableValue<PercentileArgument> createNew() { |
| return new SumHistogramPercentileFunctionTest.PercentileFunctionInst(); |
| } |
| } |
| } |