diff --git a/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-common/src/test/java/org/apache/hadoop/yarn/api/records/TestResourceUtilization.java b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-common/src/test/java/org/apache/hadoop/yarn/api/records/TestResourceUtilization.java new file mode 100644 index 00000000000..5934846e2f3 --- /dev/null +++ b/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-common/src/test/java/org/apache/hadoop/yarn/api/records/TestResourceUtilization.java @@ -0,0 +1,63 @@ +/** + * 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.api.records; + +import org.junit.Assert; +import org.junit.Test; + +public class TestResourceUtilization { + + @Test + public void testResourceUtilization() { + ResourceUtilization u1 = ResourceUtilization.newInstance(10, 20, 0.5f); + ResourceUtilization u2 = ResourceUtilization.newInstance(u1); + ResourceUtilization u3 = ResourceUtilization.newInstance(10, 20, 0.5f); + ResourceUtilization u4 = ResourceUtilization.newInstance(20, 20, 0.5f); + ResourceUtilization u5 = ResourceUtilization.newInstance(30, 40, 0.8f); + + Assert.assertEquals(u1, u2); + Assert.assertEquals(u1, u3); + Assert.assertNotEquals(u1, u4); + Assert.assertNotEquals(u2, u5); + Assert.assertNotEquals(u4, u5); + + Assert.assertTrue(u1.hashCode() == u2.hashCode()); + Assert.assertTrue(u1.hashCode() == u3.hashCode()); + Assert.assertFalse(u1.hashCode() == u4.hashCode()); + Assert.assertFalse(u2.hashCode() == u5.hashCode()); + Assert.assertFalse(u4.hashCode() == u5.hashCode()); + + Assert.assertTrue(u1.getPhysicalMemory() == 10); + Assert.assertFalse(u1.getVirtualMemory() == 10); + Assert.assertTrue(u1.getCPU() == 0.5f); + + Assert.assertEquals("", u1.toString()); + + u1.addTo(10, 0, 0.0f); + Assert.assertNotEquals(u1, u2); + Assert.assertEquals(u1, u4); + u1.addTo(10, 20, 0.3f); + Assert.assertEquals(u1, u5); + u1.subtractFrom(10, 20, 0.3f); + Assert.assertEquals(u1, u4); + u1.subtractFrom(10, 0, 0.0f); + Assert.assertEquals(u1, u3); + } +}