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134
server/src/test/java/org/opensearch/wlm/QueryGroupServiceTests.java
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| /* | ||
| * SPDX-License-Identifier: Apache-2.0 | ||
| * | ||
| * The OpenSearch Contributors require contributions made to | ||
| * this file be licensed under the Apache-2.0 license or a | ||
| * compatible open source license. | ||
| */ | ||
|
|
||
| package org.opensearch.wlm; | ||
|
|
||
| import org.junit.After; | ||
| import org.junit.Before; | ||
| import org.opensearch.cluster.ClusterChangedEvent; | ||
| import org.opensearch.cluster.ClusterState; | ||
| import org.opensearch.cluster.metadata.Metadata; | ||
| import org.opensearch.cluster.metadata.QueryGroup; | ||
| import org.opensearch.cluster.service.ClusterService; | ||
| import org.opensearch.common.unit.TimeValue; | ||
| import org.opensearch.test.OpenSearchTestCase; | ||
| import org.opensearch.threadpool.Scheduler; | ||
| import org.opensearch.threadpool.ThreadPool; | ||
| import org.opensearch.wlm.stats.QueryGroupState; | ||
| import org.opensearch.wlm.tracker.QueryGroupResourceUsageTrackerService; | ||
|
|
||
| import java.util.HashMap; | ||
| import java.util.Map; | ||
| import java.util.Set; | ||
|
|
||
| import static org.mockito.ArgumentMatchers.any; | ||
| import static org.mockito.ArgumentMatchers.eq; | ||
| import static org.mockito.Mockito.mock; | ||
| import static org.mockito.Mockito.never; | ||
| import static org.mockito.Mockito.verify; | ||
| import static org.mockito.Mockito.when; | ||
|
|
||
| public class QueryGroupServiceTests extends OpenSearchTestCase { | ||
| private QueryGroupService queryGroupService; | ||
| private QueryGroupResourceUsageTrackerService mockQueryGroupUsageTracker; | ||
| private ClusterService mockClusterService; | ||
| private ThreadPool mockThreadPool; | ||
| private WorkloadManagementSettings mockWorkloadManagementSettings; | ||
| private Scheduler.Cancellable mockScheduledFuture; | ||
| private Map<String, QueryGroupState> mockQueryGroupStateMap; | ||
|
|
||
| @Before | ||
| public void setup() { | ||
| mockQueryGroupUsageTracker = mock(QueryGroupResourceUsageTrackerService.class); | ||
| mockClusterService = mock(ClusterService.class); | ||
| mockThreadPool = mock(ThreadPool.class); | ||
| mockScheduledFuture = mock(Scheduler.Cancellable.class); | ||
| mockWorkloadManagementSettings = mock(WorkloadManagementSettings.class); | ||
| mockQueryGroupStateMap = new HashMap<>(); | ||
|
|
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| queryGroupService = new QueryGroupService( | ||
| mockQueryGroupUsageTracker, | ||
| mockClusterService, | ||
| mockThreadPool, | ||
| mockWorkloadManagementSettings, | ||
| mockQueryGroupStateMap | ||
| ); | ||
| } | ||
|
|
||
| public void testApplyClusterState() { | ||
| ClusterChangedEvent mockClusterChangedEvent = mock(ClusterChangedEvent.class); | ||
| ClusterState mockPreviousClusterState = mock(ClusterState.class); | ||
| ClusterState mockClusterState = mock(ClusterState.class); | ||
| Metadata mockPreviousMetadata = mock(Metadata.class); | ||
| Metadata mockMetadata = mock(Metadata.class); | ||
| QueryGroup addedQueryGroup = new QueryGroup( | ||
| "addedQueryGroup", | ||
| "4242", | ||
| QueryGroup.ResiliencyMode.ENFORCED, | ||
| Map.of(ResourceType.MEMORY, 0.5), | ||
| 1L | ||
| ); | ||
| QueryGroup deletedQueryGroup = new QueryGroup( | ||
| "deletedQueryGroup", | ||
| "4241", | ||
| QueryGroup.ResiliencyMode.ENFORCED, | ||
| Map.of(ResourceType.MEMORY, 0.5), | ||
| 1L | ||
| ); | ||
| Map<String, QueryGroup> previousQueryGroups = new HashMap<>(); | ||
| previousQueryGroups.put("4242", addedQueryGroup); | ||
| Map<String, QueryGroup> currentQueryGroups = new HashMap<>(); | ||
| currentQueryGroups.put("4241", deletedQueryGroup); | ||
|
|
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| when(mockClusterChangedEvent.previousState()).thenReturn(mockPreviousClusterState); | ||
| when(mockClusterChangedEvent.state()).thenReturn(mockClusterState); | ||
| when(mockPreviousClusterState.metadata()).thenReturn(mockPreviousMetadata); | ||
| when(mockClusterState.metadata()).thenReturn(mockMetadata); | ||
| when(mockPreviousMetadata.queryGroups()).thenReturn(previousQueryGroups); | ||
| when(mockMetadata.queryGroups()).thenReturn(currentQueryGroups); | ||
| queryGroupService.applyClusterState(mockClusterChangedEvent); | ||
|
|
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| Set<QueryGroup> currentQueryGroupsExpected = Set.of(currentQueryGroups.get("4241")); | ||
| Set<QueryGroup> previousQueryGroupsExpected = Set.of(previousQueryGroups.get("4242")); | ||
|
|
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| assertEquals(currentQueryGroupsExpected, queryGroupService.getActiveQueryGroups()); | ||
| assertEquals(previousQueryGroupsExpected, queryGroupService.getDeletedQueryGroups()); | ||
| } | ||
|
|
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| public void testDoStart_SchedulesTask() { | ||
| when(mockWorkloadManagementSettings.queryGroupServiceEnabled()).thenReturn(true); | ||
| when(mockWorkloadManagementSettings.getQueryGroupServiceRunInterval()).thenReturn(TimeValue.timeValueSeconds(1)); | ||
| queryGroupService.doStart(); | ||
| verify(mockThreadPool).scheduleWithFixedDelay(any(Runnable.class), any(TimeValue.class), eq(ThreadPool.Names.GENERIC)); | ||
| } | ||
|
|
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| public void testDoStart_DoesNOTScheduleTask_WhenQueryGroupServiceDisabled() { | ||
| when(mockWorkloadManagementSettings.queryGroupServiceEnabled()).thenReturn(false); | ||
| when(mockWorkloadManagementSettings.getQueryGroupServiceRunInterval()).thenReturn(TimeValue.timeValueSeconds(1)); | ||
| queryGroupService.doStart(); | ||
| verify(mockThreadPool, never()).scheduleWithFixedDelay(any(Runnable.class), any(TimeValue.class), eq(ThreadPool.Names.GENERIC)); | ||
| } | ||
|
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| public void testDoStop_CancelsScheduledTask() { | ||
| when(mockWorkloadManagementSettings.queryGroupServiceEnabled()).thenReturn(true); | ||
| when(mockThreadPool.scheduleWithFixedDelay(any(), any(), any())).thenReturn(mockScheduledFuture); | ||
| queryGroupService.doStart(); | ||
| when(mockWorkloadManagementSettings.queryGroupServiceEnabled()).thenReturn(false); | ||
| queryGroupService.doStop(); | ||
| verify(mockScheduledFuture).cancel(); | ||
| } | ||
|
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| public void testDoStop_DoesNOTCancelsScheduledTask_WhenQueryGroupServiceDisabled() { | ||
| when(mockWorkloadManagementSettings.queryGroupServiceEnabled()).thenReturn(true); | ||
| when(mockThreadPool.scheduleWithFixedDelay(any(), any(), any())).thenReturn(mockScheduledFuture); | ||
| queryGroupService.doStart(); | ||
| when(mockWorkloadManagementSettings.queryGroupServiceEnabled()).thenReturn(true); | ||
| queryGroupService.doStop(); | ||
| verify(mockScheduledFuture, never()).cancel(); | ||
| } | ||
| } |
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