| /* |
| * 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.direct; |
| |
| import static org.hamcrest.Matchers.not; |
| import static org.hamcrest.Matchers.nullValue; |
| import static org.junit.Assert.assertThat; |
| import static org.junit.Assert.fail; |
| import static org.mockito.Matchers.any; |
| import static org.mockito.Mockito.doThrow; |
| import static org.mockito.Mockito.mock; |
| import static org.mockito.Mockito.verify; |
| |
| import org.apache.beam.runners.core.StateNamespaces; |
| import org.apache.beam.runners.core.TimerInternals.TimerData; |
| import org.apache.beam.sdk.state.TimeDomain; |
| import org.apache.beam.sdk.transforms.DoFn; |
| import org.apache.beam.sdk.transforms.windowing.BoundedWindow; |
| import org.apache.beam.sdk.transforms.windowing.GlobalWindow; |
| import org.apache.beam.sdk.util.WindowedValue; |
| import org.hamcrest.Matchers; |
| import org.joda.time.Instant; |
| import org.junit.Before; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.junit.runners.JUnit4; |
| |
| /** Tests for {@link DoFnLifecycleManagerRemovingTransformEvaluator}. */ |
| @RunWith(JUnit4.class) |
| public class DoFnLifecycleManagerRemovingTransformEvaluatorTest { |
| private DoFnLifecycleManager lifecycleManager; |
| |
| @Before |
| public void setup() { |
| lifecycleManager = DoFnLifecycleManager.of(new TestFn()); |
| } |
| |
| @Test |
| public void delegatesToUnderlying() throws Exception { |
| ParDoEvaluator<Object> underlying = mock(ParDoEvaluator.class); |
| DoFn<?, ?> original = lifecycleManager.get(); |
| TransformEvaluator<Object> evaluator = |
| DoFnLifecycleManagerRemovingTransformEvaluator.wrapping(underlying, lifecycleManager); |
| WindowedValue<Object> first = WindowedValue.valueInGlobalWindow(new Object()); |
| WindowedValue<Object> second = WindowedValue.valueInGlobalWindow(new Object()); |
| |
| evaluator.processElement(first); |
| verify(underlying).processElement(first); |
| |
| evaluator.processElement(second); |
| verify(underlying).processElement(second); |
| |
| evaluator.finishBundle(); |
| verify(underlying).finishBundle(); |
| } |
| |
| @Test |
| public void removesOnExceptionInProcessElement() throws Exception { |
| ParDoEvaluator<Object> underlying = mock(ParDoEvaluator.class); |
| doThrow(IllegalArgumentException.class) |
| .when(underlying) |
| .processElement(any(WindowedValue.class)); |
| |
| DoFn<?, ?> original = lifecycleManager.get(); |
| assertThat(original, not(nullValue())); |
| TransformEvaluator<Object> evaluator = |
| DoFnLifecycleManagerRemovingTransformEvaluator.wrapping(underlying, lifecycleManager); |
| |
| try { |
| evaluator.processElement(WindowedValue.valueInGlobalWindow(new Object())); |
| } catch (Exception e) { |
| assertThat(lifecycleManager.get(), not(Matchers.theInstance(original))); |
| return; |
| } |
| fail("Expected underlying evaluator to throw on method call"); |
| } |
| |
| @Test |
| public void removesOnExceptionInOnTimer() throws Exception { |
| ParDoEvaluator<Object> underlying = mock(ParDoEvaluator.class); |
| doThrow(IllegalArgumentException.class) |
| .when(underlying) |
| .onTimer(any(TimerData.class), any(BoundedWindow.class)); |
| |
| DoFn<?, ?> original = lifecycleManager.get(); |
| assertThat(original, not(nullValue())); |
| DoFnLifecycleManagerRemovingTransformEvaluator<Object> evaluator = |
| DoFnLifecycleManagerRemovingTransformEvaluator.wrapping(underlying, lifecycleManager); |
| |
| try { |
| evaluator.onTimer( |
| TimerData.of("foo", StateNamespaces.global(), new Instant(0), TimeDomain.EVENT_TIME), |
| GlobalWindow.INSTANCE); |
| } catch (Exception e) { |
| assertThat(lifecycleManager.get(), not(Matchers.theInstance(original))); |
| return; |
| } |
| fail("Expected underlying evaluator to throw on method call"); |
| } |
| |
| @Test |
| public void removesOnExceptionInFinishBundle() throws Exception { |
| ParDoEvaluator<Object> underlying = mock(ParDoEvaluator.class); |
| doThrow(IllegalArgumentException.class).when(underlying).finishBundle(); |
| |
| DoFn<?, ?> original = lifecycleManager.get(); |
| // the LifecycleManager is set when the evaluator starts |
| assertThat(original, not(nullValue())); |
| TransformEvaluator<Object> evaluator = |
| DoFnLifecycleManagerRemovingTransformEvaluator.wrapping(underlying, lifecycleManager); |
| |
| try { |
| evaluator.finishBundle(); |
| } catch (Exception e) { |
| assertThat(lifecycleManager.get(), not(Matchers.theInstance(original))); |
| return; |
| } |
| fail("Expected underlying evaluator to throw on method call"); |
| } |
| |
| private static class TestFn extends DoFn<Object, Object> { |
| @ProcessElement |
| public void processElement(ProcessContext c) throws Exception {} |
| } |
| } |