| /** |
| * 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.hadoop.yarn.util; |
| |
| import junit.framework.TestCase; |
| import org.junit.Test; |
| |
| public class TestWindowsResourceCalculatorPlugin extends TestCase { |
| |
| |
| class WindowsResourceCalculatorPluginTester extends WindowsResourceCalculatorPlugin { |
| private String infoStr = null; |
| @Override |
| String getSystemInfoInfoFromShell() { |
| return infoStr; |
| } |
| } |
| |
| @Test (timeout = 30000) |
| public void testParseSystemInfoString() { |
| WindowsResourceCalculatorPluginTester tester = new WindowsResourceCalculatorPluginTester(); |
| // info str derived from windows shell command has \r\n termination |
| tester.infoStr = "17177038848,8589467648,15232745472,6400417792,1,2805000,6261812\r\n"; |
| // call a method to refresh values |
| tester.getAvailablePhysicalMemorySize(); |
| // verify information has been refreshed |
| assertTrue(tester.vmemSize == 17177038848L); |
| assertTrue(tester.memSize == 8589467648L); |
| assertTrue(tester.vmemAvailable == 15232745472L); |
| assertTrue(tester.memAvailable == 6400417792L); |
| assertTrue(tester.numProcessors == 1); |
| assertTrue(tester.cpuFrequencyKhz == 2805000L); |
| assertTrue(tester.cumulativeCpuTimeMs == 6261812L); |
| assertTrue(tester.cpuUsage == -1); |
| } |
| |
| @Test (timeout = 20000) |
| public void testRefreshAndCpuUsage() throws InterruptedException { |
| WindowsResourceCalculatorPluginTester tester = new WindowsResourceCalculatorPluginTester(); |
| // info str derived from windows shell command has \r\n termination |
| tester.infoStr = "17177038848,8589467648,15232745472,6400417792,1,2805000,6261812\r\n"; |
| tester.getAvailablePhysicalMemorySize(); |
| // verify information has been refreshed |
| assertTrue(tester.memAvailable == 6400417792L); |
| assertTrue(tester.cpuUsage == -1); |
| |
| tester.infoStr = "17177038848,8589467648,15232745472,5400417792,1,2805000,6261812\r\n"; |
| tester.getAvailablePhysicalMemorySize(); |
| // verify information has not been refreshed |
| assertTrue(tester.memAvailable == 6400417792L); |
| assertTrue(tester.cpuUsage == -1); |
| |
| Thread.sleep(1500); |
| tester.infoStr = "17177038848,8589467648,15232745472,5400417792,1,2805000,6286812\r\n"; |
| tester.getAvailablePhysicalMemorySize(); |
| // verify information has been refreshed |
| assertTrue(tester.memAvailable == 5400417792L); |
| assertTrue(tester.cpuUsage >= 0.1); |
| } |
| |
| @Test (timeout = 20000) |
| public void testErrorInGetSystemInfo() { |
| WindowsResourceCalculatorPluginTester tester = new WindowsResourceCalculatorPluginTester(); |
| // info str derived from windows shell command has \r\n termination |
| tester.infoStr = null; |
| // call a method to refresh values |
| tester.getAvailablePhysicalMemorySize(); |
| } |
| |
| } |