| /* |
| * 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.geode.perftest.yardstick.analysis; |
| |
| import static org.junit.jupiter.api.Assertions.assertEquals; |
| import static org.junit.jupiter.api.Assertions.assertThrows; |
| import static org.junit.jupiter.api.Assertions.assertTrue; |
| |
| import java.io.BufferedWriter; |
| import java.io.File; |
| import java.io.FileWriter; |
| import java.io.IOException; |
| import java.nio.file.Path; |
| |
| import org.junit.jupiter.api.Assertions; |
| import org.junit.jupiter.api.Test; |
| import org.junit.jupiter.api.io.TempDir; |
| |
| public class YardstickPercentileSensorParserTest { |
| |
| @TempDir |
| Path temporaryFolder; |
| |
| @Test |
| public void parsesInputFile() throws IOException { |
| final File testFolder = temporaryFolder.resolve("testFolder").toFile(); |
| assertTrue(testFolder.mkdirs()); |
| generateSimpleTestFile(testFolder); |
| |
| YardstickPercentileSensorParser parser = new YardstickPercentileSensorParser(); |
| parser.parseResults(testFolder); |
| } |
| |
| @Test |
| public void parsesInputFileAndFindsAlignedPercentiles() throws IOException { |
| final File testFolder = temporaryFolder.resolve("testFolder").toFile(); |
| assertTrue(testFolder.mkdirs()); |
| generateSimpleTestFile(testFolder); |
| |
| YardstickPercentileSensorParser parser = new YardstickPercentileSensorParser(); |
| parser.parseResults(testFolder); |
| assertEquals(400, parser.getPercentile(30), 0.01); |
| assertEquals(800, parser.getPercentile(95), 0.01); |
| assertEquals(900, parser.getPercentile(100), 0.01); |
| } |
| |
| @Test |
| public void parsesInputFileAndFindsUnalignedPercentiles() throws IOException { |
| final File testFolder = temporaryFolder.resolve("testFolder").toFile(); |
| assertTrue(testFolder.mkdirs()); |
| generateSimpleTestFile(testFolder); |
| |
| YardstickPercentileSensorParser parser = new YardstickPercentileSensorParser(); |
| parser.parseResults(testFolder); |
| assertEquals(450, parser.getPercentile(40), 0.01); |
| assertEquals(633.333, parser.getPercentile(75), 0.01); |
| assertEquals(720, parser.getPercentile(87), 0.01); |
| } |
| |
| private void generateSimpleTestFile(File testFolder) throws IOException { |
| final File testFile = new File(testFolder, YardstickPercentileSensorParser.sensorOutputFile); |
| BufferedWriter output = new BufferedWriter(new FileWriter(testFile)); |
| output.write("0,0.00"); |
| output.newLine(); |
| output.write("100,0.05"); |
| output.newLine(); |
| output.write("200,0.10"); |
| output.newLine(); |
| output.write("300,0.15"); |
| output.newLine(); |
| output.write("400,0.20"); |
| output.newLine(); |
| output.write("500,0.20"); |
| output.newLine(); |
| output.write("600,0.15"); |
| output.newLine(); |
| output.write("700,0.10"); |
| output.newLine(); |
| output.write("800,0.05"); |
| output.newLine(); |
| output.write("900,0.00"); |
| output.newLine(); |
| output.close(); |
| } |
| |
| @Test |
| public void percentileSearchNormalizesInput() throws IOException { |
| final File testFolder = temporaryFolder.resolve("testFolder").toFile(); |
| assertTrue(testFolder.mkdirs()); |
| final File testFile = new File(testFolder, YardstickPercentileSensorParser.sensorOutputFile); |
| assertTrue(testFile.createNewFile()); |
| BufferedWriter output = new BufferedWriter(new FileWriter(testFile)); |
| output.write("0,0.00"); |
| output.newLine(); |
| output.write("100,0.05"); |
| output.newLine(); |
| output.write("200,0.10"); |
| output.newLine(); |
| output.write("300,0.15"); |
| output.newLine(); |
| output.write("400,0.20"); |
| output.close(); |
| |
| YardstickPercentileSensorParser parser = new YardstickPercentileSensorParser(); |
| parser.parseResults(testFolder); |
| assertEquals(500, parser.getPercentile(100), 0.001); |
| assertEquals(475, parser.getPercentile(90), 0.001); |
| } |
| |
| @Test |
| public void throwsExceptionOnMissingFile() throws IOException { |
| final File testFolder = temporaryFolder.resolve("testFolder").toFile(); |
| assertTrue(testFolder.mkdirs()); |
| YardstickPercentileSensorParser parser = new YardstickPercentileSensorParser(); |
| Assertions.assertThrows(IOException.class, () -> parser.parseResults(testFolder)); |
| } |
| |
| @Test |
| public void throwsExceptionOnBadInput() throws IOException { |
| final File testFolder = temporaryFolder.resolve("testFolder").toFile(); |
| assertTrue(testFolder.mkdirs()); |
| final File testFile = new File(testFolder, YardstickPercentileSensorParser.sensorOutputFile); |
| assertTrue(testFile.createNewFile()); |
| BufferedWriter output = new BufferedWriter(new FileWriter(testFile)); |
| output.write("0,0.00"); |
| output.newLine(); |
| output.write("100,0.05"); |
| output.newLine(); |
| output.write("200,0.10"); |
| output.newLine(); |
| output.write("300,duck"); |
| output.newLine(); |
| output.write("400,0.20"); |
| output.newLine(); |
| output.write("500,0.20"); |
| output.close(); |
| |
| YardstickPercentileSensorParser parser = new YardstickPercentileSensorParser(); |
| assertThrows(IOException.class, () -> parser.parseResults(testFolder)); |
| } |
| |
| @Test |
| public void ignoreYardstickCommentAndMetadataLines() throws IOException { |
| final File testFolder = temporaryFolder.resolve("testFolder").toFile(); |
| assertTrue(testFolder.mkdirs()); |
| final File testFile = new File(testFolder, YardstickPercentileSensorParser.sensorOutputFile); |
| assertTrue(testFile.createNewFile()); |
| BufferedWriter output = new BufferedWriter(new FileWriter(testFile)); |
| output.write("0,0.40"); |
| output.newLine(); |
| output.write("--This is a comment"); |
| output.newLine(); |
| output.write("@@Classname"); |
| output.newLine(); |
| output.write("**Metadata"); |
| output.newLine(); |
| output.write("100,0.20"); |
| output.newLine(); |
| output.write("200,0.40"); |
| output.newLine(); |
| output.close(); |
| |
| YardstickPercentileSensorParser parser = new YardstickPercentileSensorParser(); |
| parser.parseResults(testFolder); |
| assertEquals(100, parser.getPercentile(40), 0.01); |
| } |
| |
| } |