| /** |
| * 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.apex.malhar.lib.window; |
| |
| import org.junit.Assert; |
| import org.junit.Rule; |
| import org.junit.Test; |
| |
| import org.apache.apex.malhar.lib.state.spillable.SpillableComplexComponentImpl; |
| import org.apache.apex.malhar.lib.state.spillable.SpillableTestUtils; |
| import org.apache.apex.malhar.lib.util.KryoCloneUtils; |
| import org.apache.apex.malhar.lib.window.impl.SpillableWindowedKeyedStorage; |
| import org.apache.apex.malhar.lib.window.impl.SpillableWindowedPlainStorage; |
| |
| import com.datatorrent.api.Context; |
| |
| /** |
| * Unit tests for Spillable Windowed Storage |
| */ |
| public class SpillableWindowedStorageTest |
| { |
| @Rule |
| public SpillableTestUtils.TestMeta testMeta = new SpillableTestUtils.TestMeta(); |
| |
| public static long BASETIME = System.currentTimeMillis(); |
| |
| @Test |
| public void testWindowedPlainStorage() |
| { |
| SpillableComplexComponentImpl sccImpl = new SpillableComplexComponentImpl(testMeta.timeStore); |
| SpillableWindowedPlainStorage<Integer> storage = new SpillableWindowedPlainStorage<>(); |
| Window window1 = new Window.TimeWindow<>(BASETIME + 1000, 10); |
| Window window2 = new Window.TimeWindow<>(BASETIME + 1010, 10); |
| Window window3 = new Window.TimeWindow<>(BASETIME + 1020, 10); |
| storage.setSpillableComplexComponent(sccImpl); |
| |
| /* |
| * storage.setup() will create Spillable Data Structures |
| * storage.getSpillableComplexComponent().setup() will setup these Data Structures. |
| * So storage.setup() should be called before storage.getSpillableComplexComponent().setup() |
| */ |
| storage.setup(testMeta.operatorContext); |
| storage.getSpillableComplexComponent().setup(testMeta.operatorContext); |
| |
| sccImpl.beginWindow(1000); |
| storage.put(window1, 1); |
| storage.put(window2, 2); |
| storage.put(window3, 3); |
| sccImpl.endWindow(); |
| sccImpl.beginWindow(1001); |
| storage.put(window1, 4); |
| storage.put(window2, 5); |
| sccImpl.endWindow(); |
| sccImpl.beforeCheckpoint(1001); |
| SpillableWindowedPlainStorage<Integer> clonedStorage = KryoCloneUtils.cloneObject(storage); |
| sccImpl.checkpointed(1001); |
| |
| |
| sccImpl.beginWindow(1002); |
| storage.put(window1, 6); |
| storage.put(window2, 7); |
| sccImpl.endWindow(); |
| |
| Assert.assertEquals(6L, storage.get(window1).longValue()); |
| Assert.assertEquals(7L, storage.get(window2).longValue()); |
| Assert.assertEquals(3L, storage.get(window3).longValue()); |
| |
| sccImpl.beginWindow(1003); |
| storage.put(window1, 8); |
| storage.put(window2, 9); |
| sccImpl.endWindow(); |
| |
| // simulating crash here |
| storage.teardown(); |
| storage.getSpillableComplexComponent().teardown(); |
| |
| storage = clonedStorage; |
| testMeta.operatorContext.getAttributes().put(Context.OperatorContext.ACTIVATION_WINDOW_ID, 1001L); |
| storage.getSpillableComplexComponent().setup(testMeta.operatorContext); |
| storage.setup(testMeta.operatorContext); |
| |
| // recovery at window 1002 |
| sccImpl.beginWindow(1002); |
| Assert.assertEquals(4L, storage.get(window1).longValue()); |
| Assert.assertEquals(5L, storage.get(window2).longValue()); |
| Assert.assertEquals(3L, storage.get(window3).longValue()); |
| } |
| |
| @Test |
| public void testWindowedKeyedStorage() |
| { |
| SpillableComplexComponentImpl sccImpl = new SpillableComplexComponentImpl(testMeta.timeStore); |
| SpillableWindowedKeyedStorage<String, Integer> storage = new SpillableWindowedKeyedStorage<>(); |
| Window window1 = new Window.TimeWindow<>(BASETIME + 1000, 10); |
| Window window2 = new Window.TimeWindow<>(BASETIME + 1010, 10); |
| Window window3 = new Window.TimeWindow<>(BASETIME + 1020, 10); |
| storage.setSpillableComplexComponent(sccImpl); |
| |
| /* |
| * storage.setup() will create Spillable Data Structures |
| * storage.getSpillableComplexComponent().setup() will setup these Data Structures. |
| * So storage.setup() should be called before storage.getSpillableComplexComponent().setup() |
| */ |
| storage.setup(testMeta.operatorContext); |
| storage.getSpillableComplexComponent().setup(testMeta.operatorContext); |
| |
| sccImpl.beginWindow(1000); |
| storage.put(window1, "x", 1); |
| storage.put(window2, "x", 2); |
| storage.put(window3, "x", 3); |
| sccImpl.endWindow(); |
| sccImpl.beginWindow(1001); |
| storage.put(window1, "x", 4); |
| storage.put(window2, "x", 5); |
| sccImpl.endWindow(); |
| sccImpl.beforeCheckpoint(1001); |
| SpillableWindowedKeyedStorage<String, Integer> clonedStorage = KryoCloneUtils.cloneObject(storage); |
| sccImpl.checkpointed(1001); |
| |
| sccImpl.beginWindow(1002); |
| storage.put(window1, "x", 6); |
| storage.put(window2, "x", 7); |
| storage.put(window2, "y", 8); |
| sccImpl.endWindow(); |
| |
| Assert.assertEquals(6L, storage.get(window1, "x").longValue()); |
| Assert.assertEquals(7L, storage.get(window2, "x").longValue()); |
| Assert.assertEquals(3L, storage.get(window3, "x").longValue()); |
| Assert.assertEquals(8L, storage.get(window2, "y").longValue()); |
| |
| // simulating crash here |
| storage.teardown(); |
| storage.getSpillableComplexComponent().teardown(); |
| |
| storage = clonedStorage; |
| testMeta.operatorContext.getAttributes().put(Context.OperatorContext.ACTIVATION_WINDOW_ID, 1001L); |
| storage.getSpillableComplexComponent().setup(testMeta.operatorContext); |
| storage.setup(testMeta.operatorContext); |
| |
| // recovery at window 1002 |
| sccImpl.beginWindow(1002); |
| Assert.assertEquals(4L, storage.get(window1, "x").longValue()); |
| Assert.assertEquals(5L, storage.get(window2, "x").longValue()); |
| Assert.assertEquals(3L, storage.get(window3, "x").longValue()); |
| Assert.assertNull(storage.get(window2, "y")); |
| |
| } |
| } |