| /* |
| * 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.core.construction.expansion; |
| |
| import static org.hamcrest.MatcherAssert.assertThat; |
| import static org.junit.Assert.assertArrayEquals; |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertNotEquals; |
| import static org.junit.Assert.assertTrue; |
| |
| import com.google.auto.service.AutoService; |
| import java.io.ByteArrayOutputStream; |
| import java.util.Collections; |
| import java.util.HashSet; |
| import java.util.List; |
| import java.util.Map; |
| import java.util.Set; |
| import java.util.stream.Collectors; |
| import org.apache.beam.model.expansion.v1.ExpansionApi; |
| import org.apache.beam.model.pipeline.v1.ExternalTransforms; |
| import org.apache.beam.model.pipeline.v1.RunnerApi; |
| import org.apache.beam.runners.core.construction.BeamUrns; |
| import org.apache.beam.runners.core.construction.PipelineTranslation; |
| import org.apache.beam.sdk.Pipeline; |
| import org.apache.beam.sdk.coders.ByteArrayCoder; |
| import org.apache.beam.sdk.coders.Coder; |
| import org.apache.beam.sdk.coders.IterableCoder; |
| import org.apache.beam.sdk.coders.KvCoder; |
| import org.apache.beam.sdk.coders.VarLongCoder; |
| import org.apache.beam.sdk.io.GenerateSequence; |
| import org.apache.beam.sdk.transforms.Count; |
| import org.apache.beam.sdk.transforms.Impulse; |
| import org.apache.beam.sdk.values.KV; |
| import org.apache.beam.vendor.grpc.v1p21p0.com.google.protobuf.ByteString; |
| import org.apache.beam.vendor.guava.v26_0_jre.com.google.common.base.Charsets; |
| 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.apache.beam.vendor.guava.v26_0_jre.com.google.common.collect.Iterables; |
| import org.hamcrest.Matchers; |
| import org.junit.Test; |
| |
| /** Tests for {@link ExpansionService}. */ |
| public class ExpansionServiceTest { |
| |
| private static final String TEST_URN = "test:beam:transforms:count"; |
| |
| private static final String TEST_NAME = "TestName"; |
| |
| private static final String TEST_NAMESPACE = "namespace"; |
| |
| private ExpansionService expansionService = new ExpansionService(); |
| |
| /** Registers a single test transformation. */ |
| @AutoService(ExpansionService.ExpansionServiceRegistrar.class) |
| public static class TestTransforms implements ExpansionService.ExpansionServiceRegistrar { |
| @Override |
| public Map<String, ExpansionService.TransformProvider> knownTransforms() { |
| return ImmutableMap.of(TEST_URN, spec -> Count.perElement()); |
| } |
| } |
| |
| @Test |
| public void testConstruct() { |
| Pipeline p = Pipeline.create(); |
| p.apply(Impulse.create()); |
| RunnerApi.Pipeline pipelineProto = PipelineTranslation.toProto(p); |
| String inputPcollId = |
| Iterables.getOnlyElement( |
| Iterables.getOnlyElement(pipelineProto.getComponents().getTransformsMap().values()) |
| .getOutputsMap() |
| .values()); |
| ExpansionApi.ExpansionRequest request = |
| ExpansionApi.ExpansionRequest.newBuilder() |
| .setComponents(pipelineProto.getComponents()) |
| .setTransform( |
| RunnerApi.PTransform.newBuilder() |
| .setUniqueName(TEST_NAME) |
| .setSpec(RunnerApi.FunctionSpec.newBuilder().setUrn(TEST_URN)) |
| .putInputs("input", inputPcollId)) |
| .setNamespace(TEST_NAMESPACE) |
| .build(); |
| ExpansionApi.ExpansionResponse response = expansionService.expand(request); |
| RunnerApi.PTransform expandedTransform = response.getTransform(); |
| assertEquals(TEST_NAMESPACE + TEST_NAME, expandedTransform.getUniqueName()); |
| // Verify it has the right input. |
| assertEquals(inputPcollId, Iterables.getOnlyElement(expandedTransform.getInputsMap().values())); |
| // Loose check that it's composite, and its children are represented. |
| assertNotEquals(expandedTransform.getSubtransformsCount(), 0); |
| for (String subtransform : expandedTransform.getSubtransformsList()) { |
| assertTrue(response.getComponents().containsTransforms(subtransform)); |
| } |
| // Check that any newly generated components are properly namespaced. |
| Set<String> originalIds = allIds(request.getComponents()); |
| for (String id : allIds(response.getComponents())) { |
| assertTrue(id, id.startsWith(TEST_NAMESPACE) || originalIds.contains(id)); |
| } |
| } |
| |
| @Test |
| public void testConstructGenerateSequence() { |
| ExternalTransforms.ExternalConfigurationPayload payload = |
| ExternalTransforms.ExternalConfigurationPayload.newBuilder() |
| .putConfiguration( |
| "start", |
| ExternalTransforms.ConfigValue.newBuilder() |
| .addCoderUrn(BeamUrns.getUrn(RunnerApi.StandardCoders.Enum.VARINT)) |
| .setPayload(ByteString.copyFrom(new byte[] {0})) |
| .build()) |
| .putConfiguration( |
| "stop", |
| ExternalTransforms.ConfigValue.newBuilder() |
| .addCoderUrn(BeamUrns.getUrn(RunnerApi.StandardCoders.Enum.VARINT)) |
| .setPayload(ByteString.copyFrom(new byte[] {1})) |
| .build()) |
| .build(); |
| Pipeline p = Pipeline.create(); |
| RunnerApi.Pipeline pipelineProto = PipelineTranslation.toProto(p); |
| ExpansionApi.ExpansionRequest request = |
| ExpansionApi.ExpansionRequest.newBuilder() |
| .setComponents(pipelineProto.getComponents()) |
| .setTransform( |
| RunnerApi.PTransform.newBuilder() |
| .setUniqueName(TEST_NAME) |
| .setSpec( |
| RunnerApi.FunctionSpec.newBuilder() |
| .setUrn(GenerateSequence.External.URN) |
| .setPayload(payload.toByteString()))) |
| .setNamespace(TEST_NAMESPACE) |
| .build(); |
| ExpansionApi.ExpansionResponse response = expansionService.expand(request); |
| RunnerApi.PTransform expandedTransform = response.getTransform(); |
| assertEquals(TEST_NAMESPACE + TEST_NAME, expandedTransform.getUniqueName()); |
| assertThat(expandedTransform.getInputsCount(), Matchers.is(0)); |
| assertThat(expandedTransform.getOutputsCount(), Matchers.is(1)); |
| assertThat(expandedTransform.getSubtransformsCount(), Matchers.greaterThan(0)); |
| } |
| |
| @Test |
| public void testCompoundCodersForExternalConfiguration() throws Exception { |
| ExternalTransforms.ExternalConfigurationPayload.Builder builder = |
| ExternalTransforms.ExternalConfigurationPayload.newBuilder(); |
| |
| builder.putConfiguration( |
| "config_key1", |
| ExternalTransforms.ConfigValue.newBuilder() |
| .addCoderUrn(BeamUrns.getUrn(RunnerApi.StandardCoders.Enum.VARINT)) |
| .setPayload(ByteString.copyFrom(new byte[] {1})) |
| .build()); |
| |
| List<byte[]> byteList = |
| ImmutableList.of("testing", "compound", "coders").stream() |
| .map(str -> str.getBytes(Charsets.UTF_8)) |
| .collect(Collectors.toList()); |
| IterableCoder<byte[]> compoundCoder = IterableCoder.of(ByteArrayCoder.of()); |
| ByteArrayOutputStream baos = new ByteArrayOutputStream(); |
| compoundCoder.encode(byteList, baos); |
| |
| builder.putConfiguration( |
| "config_key2", |
| ExternalTransforms.ConfigValue.newBuilder() |
| .addCoderUrn(BeamUrns.getUrn(RunnerApi.StandardCoders.Enum.ITERABLE)) |
| .addCoderUrn(BeamUrns.getUrn(RunnerApi.StandardCoders.Enum.BYTES)) |
| .setPayload(ByteString.copyFrom(baos.toByteArray())) |
| .build()); |
| |
| List<KV<byte[], Long>> byteKvList = |
| ImmutableList.of("testing", "compound", "coders").stream() |
| .map(str -> KV.of(str.getBytes(Charsets.UTF_8), (long) str.length())) |
| .collect(Collectors.toList()); |
| IterableCoder<KV<byte[], Long>> compoundCoder2 = |
| IterableCoder.of(KvCoder.of(ByteArrayCoder.of(), VarLongCoder.of())); |
| ByteArrayOutputStream baos2 = new ByteArrayOutputStream(); |
| compoundCoder2.encode(byteKvList, baos2); |
| |
| builder.putConfiguration( |
| "config_key3", |
| ExternalTransforms.ConfigValue.newBuilder() |
| .addCoderUrn(BeamUrns.getUrn(RunnerApi.StandardCoders.Enum.ITERABLE)) |
| .addCoderUrn(BeamUrns.getUrn(RunnerApi.StandardCoders.Enum.KV)) |
| .addCoderUrn(BeamUrns.getUrn(RunnerApi.StandardCoders.Enum.BYTES)) |
| .addCoderUrn(BeamUrns.getUrn(RunnerApi.StandardCoders.Enum.VARINT)) |
| .setPayload(ByteString.copyFrom(baos2.toByteArray())) |
| .build()); |
| |
| List<KV<List<Long>, byte[]>> byteKvListWithListKey = |
| ImmutableList.of("testing", "compound", "coders").stream() |
| .map( |
| str -> |
| KV.of( |
| Collections.singletonList((long) str.length()), |
| str.getBytes(Charsets.UTF_8))) |
| .collect(Collectors.toList()); |
| Coder compoundCoder3 = |
| IterableCoder.of(KvCoder.of(IterableCoder.of(VarLongCoder.of()), ByteArrayCoder.of())); |
| ByteArrayOutputStream baos3 = new ByteArrayOutputStream(); |
| compoundCoder3.encode(byteKvListWithListKey, baos3); |
| |
| builder.putConfiguration( |
| "config_key4", |
| ExternalTransforms.ConfigValue.newBuilder() |
| .addCoderUrn(BeamUrns.getUrn(RunnerApi.StandardCoders.Enum.ITERABLE)) |
| .addCoderUrn(BeamUrns.getUrn(RunnerApi.StandardCoders.Enum.KV)) |
| .addCoderUrn(BeamUrns.getUrn(RunnerApi.StandardCoders.Enum.ITERABLE)) |
| .addCoderUrn(BeamUrns.getUrn(RunnerApi.StandardCoders.Enum.VARINT)) |
| .addCoderUrn(BeamUrns.getUrn(RunnerApi.StandardCoders.Enum.BYTES)) |
| .setPayload(ByteString.copyFrom(baos3.toByteArray())) |
| .build()); |
| |
| ExternalTransforms.ExternalConfigurationPayload externalConfig = builder.build(); |
| TestConfig config = new TestConfig(); |
| ExpansionService.ExternalTransformRegistrarLoader.populateConfiguration(config, externalConfig); |
| |
| assertThat(config.configKey1, Matchers.is(1L)); |
| assertArrayEquals(Iterables.toArray(config.configKey2, byte[].class), byteList.toArray()); |
| assertArrayEquals(Iterables.toArray(config.configKey3, KV.class), byteKvList.toArray()); |
| assertArrayEquals( |
| Iterables.toArray(config.configKey4, KV.class), byteKvListWithListKey.toArray()); |
| } |
| |
| private static class TestConfig { |
| |
| private Long configKey1; |
| private Iterable<byte[]> configKey2; |
| private Iterable<KV<byte[], Long>> configKey3; |
| private Iterable<KV<Iterable<Long>, byte[]>> configKey4; |
| |
| public void setConfigKey1(Long configKey1) { |
| this.configKey1 = configKey1; |
| } |
| |
| public void setConfigKey2(Iterable<byte[]> configKey2) { |
| this.configKey2 = configKey2; |
| } |
| |
| public void setConfigKey3(Iterable<KV<byte[], Long>> configKey3) { |
| this.configKey3 = configKey3; |
| } |
| |
| public void setConfigKey4(Iterable<KV<Iterable<Long>, byte[]>> configKey4) { |
| this.configKey4 = configKey4; |
| } |
| } |
| |
| public Set<String> allIds(RunnerApi.Components components) { |
| Set<String> all = new HashSet<>(); |
| all.addAll(components.getTransformsMap().keySet()); |
| all.addAll(components.getPcollectionsMap().keySet()); |
| all.addAll(components.getCodersMap().keySet()); |
| all.addAll(components.getWindowingStrategiesMap().keySet()); |
| all.addAll(components.getEnvironmentsMap().keySet()); |
| return all; |
| } |
| } |