| /* |
| * 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.beam.runners.dataflow.worker; |
| |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertNotSame; |
| import static org.junit.Assert.assertSame; |
| |
| import java.io.Closeable; |
| import java.io.IOException; |
| import org.apache.beam.runners.dataflow.internal.IsmFormat.IsmRecordCoder; |
| import org.apache.beam.runners.dataflow.options.DataflowPipelineOptions; |
| import org.apache.beam.runners.dataflow.util.CloudObject; |
| import org.apache.beam.runners.dataflow.util.PropertyNames; |
| import org.apache.beam.runners.dataflow.worker.DataflowOperationContext.DataflowExecutionState; |
| import org.apache.beam.runners.dataflow.worker.profiler.ScopedProfiler.NoopProfileScope; |
| import org.apache.beam.runners.dataflow.worker.util.WorkerPropertyNames; |
| import org.apache.beam.sdk.coders.Coder; |
| import org.apache.beam.sdk.coders.StringUtf8Coder; |
| import org.apache.beam.sdk.coders.VarLongCoder; |
| import org.apache.beam.sdk.io.FileSystems; |
| import org.apache.beam.sdk.io.fs.ResourceId; |
| import org.apache.beam.sdk.options.PipelineOptionsFactory; |
| import org.apache.beam.sdk.transforms.windowing.GlobalWindow; |
| import org.apache.beam.sdk.util.WindowedValue; |
| import org.apache.beam.sdk.util.WindowedValue.WindowedValueCoder; |
| import org.apache.beam.vendor.guava.v26_0_jre.com.google.common.cache.Cache; |
| import org.apache.beam.vendor.guava.v26_0_jre.com.google.common.cache.CacheBuilder; |
| import org.apache.beam.vendor.guava.v26_0_jre.com.google.common.collect.ImmutableList; |
| import org.apache.beam.vendor.guava.v26_0_jre.com.google.common.collect.ImmutableMap; |
| import org.junit.After; |
| import org.junit.Before; |
| import org.junit.Rule; |
| import org.junit.Test; |
| import org.junit.rules.TemporaryFolder; |
| import org.junit.runner.RunWith; |
| import org.junit.runners.JUnit4; |
| |
| /** Tests for {@link IsmReaderFactory}. */ |
| @RunWith(JUnit4.class) |
| public class IsmReaderFactoryTest { |
| private DataflowPipelineOptions options; |
| private Cache<Object, Object> logicalReferenceCache; |
| private BatchModeExecutionContext executionContext; |
| private Closeable stateCloseable; |
| private DataflowOperationContext operationContext; |
| |
| @Rule public TemporaryFolder tmpFolder = new TemporaryFolder(); |
| |
| @Before |
| public void setUp() { |
| options = PipelineOptionsFactory.as(DataflowPipelineOptions.class); |
| logicalReferenceCache = CacheBuilder.newBuilder().weakValues().build(); |
| |
| executionContext = |
| BatchModeExecutionContext.forTesting( |
| PipelineOptionsFactory.as(DataflowPipelineOptions.class), |
| NameContextsForTests.nameContextForTest().stageName()); |
| |
| DataflowExecutionState state = |
| executionContext |
| .getExecutionStateRegistry() |
| .getState( |
| NameContextsForTests.nameContextForTest(), |
| "test", |
| null /*container */, |
| NoopProfileScope.NOOP); |
| |
| operationContext = |
| executionContext.createOperationContext(NameContextsForTests.nameContextForTest()); |
| stateCloseable = executionContext.getExecutionStateTracker().enterState(state); |
| } |
| |
| @After |
| public void tearDown() throws IOException { |
| stateCloseable.close(); |
| } |
| |
| @Test |
| public void testFactory() throws Exception { |
| WindowedValueCoder<?> coder = |
| WindowedValue.getFullCoder( |
| IsmRecordCoder.of( |
| 1, 0, ImmutableList.<Coder<?>>of(StringUtf8Coder.of()), VarLongCoder.of()), |
| GlobalWindow.Coder.INSTANCE); |
| |
| String tmpFile = tmpFolder.newFile().getPath(); |
| ResourceId tmpResourceId = FileSystems.matchSingleFileSpec(tmpFile).resourceId(); |
| @SuppressWarnings("rawtypes") |
| IsmReader<?> ismReader = |
| (IsmReader) |
| new IsmReaderFactory() |
| .create( |
| createSpecForFilename(tmpFile), |
| coder, |
| options, |
| executionContext, |
| operationContext); |
| assertEquals(coder.getValueCoder(), ismReader.getCoder()); |
| assertEquals(tmpResourceId, ismReader.getResourceId()); |
| } |
| |
| @Test |
| public void testFactoryReturnsCachedInstance() throws Exception { |
| Coder<?> coder = |
| WindowedValue.getFullCoder( |
| IsmRecordCoder.of( |
| 1, 0, ImmutableList.<Coder<?>>of(StringUtf8Coder.of()), VarLongCoder.of()), |
| GlobalWindow.Coder.INSTANCE); |
| |
| String tmpFile = tmpFolder.newFile().getPath(); |
| String anotherTmpFile = tmpFolder.newFile().getPath(); |
| |
| @SuppressWarnings("rawtypes") |
| IsmReader<?> ismReader = |
| (IsmReader) |
| new IsmReaderFactory() |
| .create( |
| createSpecForFilename(tmpFile), |
| coder, |
| options, |
| executionContext, |
| operationContext); |
| assertSame( |
| ismReader, |
| new IsmReaderFactory() |
| .create( |
| createSpecForFilename(tmpFile), |
| coder, |
| options, |
| executionContext, |
| operationContext)); |
| assertNotSame( |
| ismReader, |
| new IsmReaderFactory() |
| .create( |
| createSpecForFilename(anotherTmpFile), |
| coder, |
| options, |
| executionContext, |
| operationContext)); |
| } |
| |
| private CloudObject createSpecForFilename(String filename) { |
| return CloudObject.fromSpec( |
| ImmutableMap.<String, Object>of( |
| PropertyNames.OBJECT_TYPE_NAME, "IsmSource", WorkerPropertyNames.FILENAME, filename)); |
| } |
| } |