| package org.apache.helix.controller.rebalancer.waged.constraints; |
| |
| /* |
| * 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. |
| */ |
| |
| import static org.mockito.Mockito.verifyZeroInteractions; |
| import static org.mockito.Mockito.when; |
| |
| import org.apache.helix.controller.rebalancer.waged.model.AssignableNode; |
| import org.apache.helix.controller.rebalancer.waged.model.AssignableReplica; |
| import org.apache.helix.controller.rebalancer.waged.model.ClusterContext; |
| import org.mockito.Mockito; |
| import org.testng.Assert; |
| import org.testng.annotations.BeforeMethod; |
| import org.testng.annotations.Test; |
| |
| public class TestResourceTopStateAntiAffinityConstraint { |
| private AssignableReplica _testReplica; |
| private AssignableNode _testNode; |
| private ClusterContext _clusterContext; |
| |
| private final SoftConstraint _constraint = new ResourceTopStateAntiAffinityConstraint(); |
| |
| @BeforeMethod |
| public void init() { |
| _testReplica = Mockito.mock(AssignableReplica.class); |
| _testNode = Mockito.mock(AssignableNode.class); |
| _clusterContext = Mockito.mock(ClusterContext.class); |
| } |
| |
| @Test |
| public void testGetAssignmentScoreWhenReplicaNotTopState() { |
| when(_testReplica.isReplicaTopState()).thenReturn(false); |
| float score = _constraint.getAssignmentScore(_testNode, _testReplica, _clusterContext); |
| float normalizedScore = |
| _constraint.getAssignmentNormalizedScore(_testNode, _testReplica, _clusterContext); |
| Assert.assertEquals(score, 0.5f); |
| Assert.assertEquals(normalizedScore, 0.5f); |
| verifyZeroInteractions(_testNode); |
| verifyZeroInteractions(_clusterContext); |
| } |
| |
| @Test |
| public void testGetAssignmentScoreWhenReplicaIsTopStateHeavyLoad() { |
| when(_testReplica.isReplicaTopState()).thenReturn(true); |
| when(_testNode.getAssignedTopStatePartitionsCount()).thenReturn(20); |
| when(_clusterContext.getEstimatedMaxTopStateCount()).thenReturn(20); |
| float score = _constraint.getAssignmentScore(_testNode, _testReplica, _clusterContext); |
| float normalizedScore = |
| _constraint.getAssignmentNormalizedScore(_testNode, _testReplica, _clusterContext); |
| Assert.assertEquals(score, 0.5f); |
| Assert.assertEquals(normalizedScore, 0.5f); |
| } |
| |
| @Test |
| public void testGetAssignmentScoreWhenReplicaIsTopStateLightLoad() { |
| when(_testReplica.isReplicaTopState()).thenReturn(true); |
| when(_testNode.getAssignedTopStatePartitionsCount()).thenReturn(0); |
| when(_clusterContext.getEstimatedMaxTopStateCount()).thenReturn(20); |
| float score = _constraint.getAssignmentScore(_testNode, _testReplica, _clusterContext); |
| float normalizedScore = |
| _constraint.getAssignmentNormalizedScore(_testNode, _testReplica, _clusterContext); |
| Assert.assertEquals(score, 1f); |
| Assert.assertEquals(normalizedScore, 1f); |
| } |
| } |