| /* |
| * 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 junit.framework.TestCase.assertTrue; |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertThrows; |
| |
| import java.io.File; |
| import java.io.IOException; |
| import java.net.URL; |
| import java.net.URLClassLoader; |
| import java.util.ArrayList; |
| import java.util.Arrays; |
| import java.util.List; |
| import org.apache.beam.vendor.guava.v26_0_jre.com.google.common.collect.ImmutableList; |
| import org.junit.Rule; |
| import org.junit.Test; |
| import org.junit.rules.ExpectedException; |
| import org.junit.rules.TemporaryFolder; |
| import org.junit.runner.RunWith; |
| import org.junit.runners.JUnit4; |
| import org.mockito.Mockito; |
| |
| /** Tests for PipelineResources. */ |
| @RunWith(JUnit4.class) |
| public class PipelineResourcesTest { |
| |
| @Rule public transient TemporaryFolder tmpFolder = new TemporaryFolder(); |
| @Rule public transient ExpectedException thrown = ExpectedException.none(); |
| |
| @Test |
| public void detectClassPathResourceWithFileResources() throws Exception { |
| File file = tmpFolder.newFile("file"); |
| File file2 = tmpFolder.newFile("file2"); |
| URLClassLoader classLoader = |
| new URLClassLoader(new URL[] {file.toURI().toURL(), file2.toURI().toURL()}); |
| |
| assertEquals( |
| ImmutableList.of(file.getAbsolutePath(), file2.getAbsolutePath()), |
| PipelineResources.detectClassPathResourcesToStage(classLoader)); |
| } |
| |
| @Test |
| public void detectClassPathResourcesWithUnsupportedClassLoader() { |
| ClassLoader mockClassLoader = Mockito.mock(ClassLoader.class); |
| thrown.expect(IllegalArgumentException.class); |
| thrown.expectMessage("Unable to use ClassLoader to detect classpath elements."); |
| |
| PipelineResources.detectClassPathResourcesToStage(mockClassLoader); |
| } |
| |
| @Test |
| public void detectClassPathResourceWithNonFileResources() throws Exception { |
| String url = "http://www.google.com/all-the-secrets.jar"; |
| URLClassLoader classLoader = new URLClassLoader(new URL[] {new URL(url)}); |
| thrown.expect(IllegalArgumentException.class); |
| thrown.expectMessage("Unable to convert url (" + url + ") to file."); |
| |
| PipelineResources.detectClassPathResourcesToStage(classLoader); |
| } |
| |
| @Test |
| public void testFailOnNonExistingPaths() throws IOException { |
| String nonexistentFilePath = tmpFolder.getRoot().getPath() + "/nonexistent/file"; |
| String existingFilePath = tmpFolder.newFile("existingFile").getAbsolutePath(); |
| String temporaryLocation = tmpFolder.newFolder().getAbsolutePath(); |
| |
| List<String> filesToStage = Arrays.asList(nonexistentFilePath, existingFilePath); |
| |
| assertThrows( |
| "To-be-staged file does not exist: ", |
| IllegalStateException.class, |
| () -> PipelineResources.prepareFilesForStaging(filesToStage, temporaryLocation)); |
| } |
| |
| @Test |
| public void testPackagingDirectoryResourceToJarFile() throws IOException { |
| String directoryPath = tmpFolder.newFolder().getAbsolutePath(); |
| String temporaryLocation = tmpFolder.newFolder().getAbsolutePath(); |
| |
| List<String> filesToStage = new ArrayList<>(); |
| filesToStage.add(directoryPath); |
| |
| List<String> result = PipelineResources.prepareFilesForStaging(filesToStage, temporaryLocation); |
| |
| assertTrue(new File(result.get(0)).exists()); |
| assertTrue(result.get(0).matches(".*\\.jar")); |
| } |
| |
| @Test |
| public void testIfThrowsWhenThereIsNoTemporaryFolderForJars() throws IOException { |
| thrown.expect(IllegalArgumentException.class); |
| thrown.expectMessage("Please provide temporary location for storing the jar files."); |
| |
| List<String> filesToStage = new ArrayList<>(); |
| filesToStage.add(tmpFolder.newFolder().getAbsolutePath()); |
| |
| PipelineResources.prepareFilesForStaging(filesToStage, null); |
| } |
| } |