| /* |
| * 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.sdk.util; |
| |
| import static org.junit.Assert.assertEquals; |
| |
| import com.google.auto.value.AutoValue; |
| import org.apache.beam.sdk.io.TextIO; |
| import org.apache.beam.sdk.transforms.PTransform; |
| import org.apache.beam.sdk.util.NameUtils.NameOverride; |
| import org.apache.beam.sdk.values.PBegin; |
| import org.apache.beam.sdk.values.PDone; |
| import org.junit.Rule; |
| import org.junit.Test; |
| import org.junit.rules.ExpectedException; |
| import org.junit.runner.RunWith; |
| import org.junit.runners.JUnit4; |
| |
| /** Tests for {@link NameUtils}. */ |
| @RunWith(JUnit4.class) |
| public class NameUtilsTest { |
| |
| @Rule public ExpectedException thrown = ExpectedException.none(); |
| |
| @Test |
| public void testDropsStandardSuffixes() { |
| assertEquals("Embedded", NameUtils.approximateSimpleName("EmbeddedDoFn", true)); |
| assertEquals("Embedded", NameUtils.approximateSimpleName("EmbeddedFn", true)); |
| |
| assertEquals("Embedded", NameUtils.approximateSimpleName("EmbeddedDoFn", false)); |
| assertEquals("Embedded", NameUtils.approximateSimpleName("EmbeddedFn", false)); |
| } |
| |
| @Test |
| public void testDropsStandardSuffixesInAllComponents() { |
| assertEquals("Embedded", NameUtils.approximateSimpleName("SomeDoFn$EmbeddedDoFn", true)); |
| assertEquals("Embedded", NameUtils.approximateSimpleName("SomeFn$EmbeddedFn", true)); |
| |
| assertEquals("Some.Embedded", NameUtils.approximateSimpleName("SomeDoFn$EmbeddedDoFn", false)); |
| assertEquals("Some.Embedded", NameUtils.approximateSimpleName("SomeFn$EmbeddedFn", false)); |
| } |
| |
| @Test |
| public void testDropsOuterClassNamesTrue() { |
| assertEquals("Bar", NameUtils.approximateSimpleName("Foo$1$Bar", true)); |
| assertEquals("Foo$1", NameUtils.approximateSimpleName("Foo$1", true)); |
| assertEquals("Foo$1$2", NameUtils.approximateSimpleName("Foo$1$2", true)); |
| } |
| |
| @Test |
| public void testDropsOuterClassNamesFalse() { |
| assertEquals("Foo.Bar", NameUtils.approximateSimpleName("Foo$1$Bar", false)); |
| assertEquals("Foo.1", NameUtils.approximateSimpleName("Foo$1", false)); |
| assertEquals("Foo.2", NameUtils.approximateSimpleName("Foo$1$2", false)); |
| } |
| |
| /** Inner class for simple name test. */ |
| @SuppressWarnings("ClassCanBeStatic") |
| private class EmbeddedDoFn { |
| |
| private class DeeperEmbeddedDoFn extends EmbeddedDoFn {} |
| |
| private EmbeddedDoFn getEmbedded() { |
| return new DeeperEmbeddedDoFn(); |
| } |
| } |
| |
| private static class EmbeddedPTransform extends PTransform<PBegin, PDone> { |
| @Override |
| public PDone expand(PBegin begin) { |
| throw new IllegalArgumentException("Should never be applied"); |
| } |
| |
| @SuppressWarnings("ClassCanBeStatic") |
| private class Bound extends PTransform<PBegin, PDone> { |
| @Override |
| public PDone expand(PBegin begin) { |
| throw new IllegalArgumentException("Should never be applied"); |
| } |
| } |
| |
| private Bound getBound() { |
| return new Bound(); |
| } |
| } |
| |
| private interface AnonymousClass { |
| Object getInnerClassInstance(); |
| } |
| |
| @Test |
| public void testSimpleName() { |
| assertEquals("Embedded", NameUtils.approximateSimpleName(new EmbeddedDoFn())); |
| } |
| |
| @Test |
| public void testAnonSimpleName() throws Exception { |
| assertEquals("Anonymous", NameUtils.approximateSimpleName(new EmbeddedDoFn() {})); |
| } |
| |
| @Test |
| public void testNestedSimpleName() { |
| EmbeddedDoFn fn = new EmbeddedDoFn(); |
| EmbeddedDoFn inner = fn.getEmbedded(); |
| |
| assertEquals("DeeperEmbedded", NameUtils.approximateSimpleName(inner)); |
| } |
| |
| @Test |
| public void testPTransformName() { |
| EmbeddedPTransform transform = new EmbeddedPTransform(); |
| assertEquals( |
| "NameUtilsTest.EmbeddedPTransform", |
| NameUtils.approximatePTransformName(transform.getClass())); |
| assertEquals( |
| "NameUtilsTest.EmbeddedPTransform", |
| NameUtils.approximatePTransformName(transform.getBound().getClass())); |
| assertEquals( |
| "NameUtilsTest.SomeTransform", |
| NameUtils.approximatePTransformName(AutoValue_NameUtilsTest_SomeTransform.class)); |
| assertEquals("TextIO.Write", NameUtils.approximatePTransformName(TextIO.Write.class)); |
| } |
| |
| @AutoValue |
| abstract static class SomeTransform extends PTransform<PBegin, PDone> { |
| @Override |
| public PDone expand(PBegin input) { |
| return null; |
| } |
| } |
| |
| @Test |
| public void testPTransformNameWithAnonOuterClass() throws Exception { |
| AnonymousClass anonymousClassObj = |
| new AnonymousClass() { |
| class NamedInnerClass extends PTransform<PBegin, PDone> { |
| @Override |
| public PDone expand(PBegin begin) { |
| throw new IllegalArgumentException("Should never be applied"); |
| } |
| } |
| |
| @Override |
| public Object getInnerClassInstance() { |
| return new NamedInnerClass(); |
| } |
| }; |
| |
| assertEquals( |
| "NamedInnerClass", |
| NameUtils.approximateSimpleName(anonymousClassObj.getInnerClassInstance())); |
| assertEquals( |
| "NameUtilsTest.NamedInnerClass", |
| NameUtils.approximatePTransformName(anonymousClassObj.getInnerClassInstance().getClass())); |
| } |
| |
| @Test |
| public void testApproximateSimpleNameOverride() { |
| NameOverride overriddenName = () -> "CUSTOM_NAME"; |
| assertEquals("CUSTOM_NAME", NameUtils.approximateSimpleName(overriddenName)); |
| } |
| |
| @Test |
| public void testApproximateSimpleNameCustomAnonymous() { |
| Object overriddenName = new Object() {}; |
| assertEquals("CUSTOM_NAME", NameUtils.approximateSimpleName(overriddenName, "CUSTOM_NAME")); |
| } |
| } |