| /* |
| * 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; |
| |
| import static org.apache.beam.runners.core.construction.PTransformTranslation.TEST_STREAM_TRANSFORM_URN; |
| import static org.hamcrest.Matchers.equalTo; |
| import static org.junit.Assert.assertThat; |
| |
| import org.apache.beam.model.pipeline.v1.RunnerApi; |
| import org.apache.beam.model.pipeline.v1.RunnerApi.TestStreamPayload; |
| import org.apache.beam.sdk.coders.StringUtf8Coder; |
| import org.apache.beam.sdk.coders.VarIntCoder; |
| import org.apache.beam.sdk.runners.AppliedPTransform; |
| import org.apache.beam.sdk.testing.TestPipeline; |
| import org.apache.beam.sdk.testing.TestStream; |
| import org.apache.beam.sdk.values.PBegin; |
| import org.apache.beam.sdk.values.PCollection; |
| import org.apache.beam.sdk.values.TimestampedValue; |
| import org.apache.beam.vendor.guava.v20_0.com.google.common.collect.ImmutableList; |
| import org.joda.time.Duration; |
| import org.joda.time.Instant; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.junit.runners.Parameterized; |
| import org.junit.runners.Parameterized.Parameter; |
| import org.junit.runners.Parameterized.Parameters; |
| |
| /** Tests for {@link TestStreamTranslation}. */ |
| @RunWith(Parameterized.class) |
| public class TestStreamTranslationTest { |
| @Parameters(name = "{index}: {0}") |
| public static Iterable<TestStream<?>> data() { |
| return ImmutableList.of( |
| TestStream.create(VarIntCoder.of()).advanceWatermarkToInfinity(), |
| TestStream.create(VarIntCoder.of()) |
| .advanceWatermarkTo(new Instant(42)) |
| .advanceWatermarkToInfinity(), |
| TestStream.create(VarIntCoder.of()) |
| .addElements(TimestampedValue.of(3, new Instant(17))) |
| .advanceWatermarkToInfinity(), |
| TestStream.create(StringUtf8Coder.of()) |
| .advanceProcessingTime(Duration.millis(82)) |
| .advanceWatermarkToInfinity()); |
| } |
| |
| @Parameter(0) |
| public TestStream<String> testStream; |
| |
| public static TestPipeline p = TestPipeline.create().enableAbandonedNodeEnforcement(false); |
| |
| @Test |
| public void testEncodedProto() throws Exception { |
| SdkComponents components = SdkComponents.create(); |
| components.registerEnvironment(Environments.createDockerEnvironment("java")); |
| RunnerApi.TestStreamPayload payload = |
| TestStreamTranslation.payloadForTestStream(testStream, components); |
| |
| verifyTestStreamEncoding( |
| testStream, payload, RehydratedComponents.forComponents(components.toComponents())); |
| } |
| |
| @Test |
| public void testRegistrarEncodedProto() throws Exception { |
| PCollection<String> output = p.apply(testStream); |
| |
| AppliedPTransform<PBegin, PCollection<String>, TestStream<String>> appliedTestStream = |
| AppliedPTransform.of("fakeName", PBegin.in(p).expand(), output.expand(), testStream, p); |
| |
| SdkComponents components = SdkComponents.create(); |
| components.registerEnvironment(Environments.createDockerEnvironment("java")); |
| RunnerApi.FunctionSpec spec = |
| PTransformTranslation.toProto(appliedTestStream, components).getSpec(); |
| |
| assertThat(spec.getUrn(), equalTo(TEST_STREAM_TRANSFORM_URN)); |
| |
| RunnerApi.TestStreamPayload payload = TestStreamPayload.parseFrom(spec.getPayload()); |
| |
| verifyTestStreamEncoding( |
| testStream, payload, RehydratedComponents.forComponents(components.toComponents())); |
| } |
| |
| private static <T> void verifyTestStreamEncoding( |
| TestStream<T> testStream, |
| RunnerApi.TestStreamPayload payload, |
| RehydratedComponents protoComponents) |
| throws Exception { |
| |
| // This reverse direction is only valid for Java-based coders |
| assertThat(protoComponents.getCoder(payload.getCoderId()), equalTo(testStream.getValueCoder())); |
| |
| assertThat(payload.getEventsList().size(), equalTo(testStream.getEvents().size())); |
| |
| for (int i = 0; i < payload.getEventsList().size(); ++i) { |
| assertThat( |
| TestStreamTranslation.eventFromProto(payload.getEvents(i), testStream.getValueCoder()), |
| equalTo(testStream.getEvents().get(i))); |
| } |
| } |
| } |