Moved tests over from testsuite to core
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Arjen Poutsma
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/*
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* Copyright 2002-2006 the original author or authors.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.springframework.core.io.support;
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import java.io.FileNotFoundException;
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import java.io.IOException;
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import java.util.ArrayList;
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import java.util.Arrays;
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import java.util.List;
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import junit.framework.TestCase;
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import org.springframework.core.io.Resource;
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/**
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* If this test case fails, uncomment diagnostics in
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* <code>assertProtocolAndFilenames</code> method.
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*
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* @author Oliver Hutchison
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* @author Juergen Hoeller
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* @since 17.11.2004
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*/
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public class PathMatchingResourcePatternResolverTests extends TestCase {
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private static final String[] CLASSES_IN_CORE_IO_SUPPORT =
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new String[] {"EncodedResource.class", "LocalizedResourceHelper.class",
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"PathMatchingResourcePatternResolver.class",
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"PropertiesLoaderSupport.class", "PropertiesLoaderUtils.class",
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"ResourceArrayPropertyEditor.class",
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"ResourcePatternResolver.class", "ResourcePatternUtils.class"};
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private static final String[] TEST_CLASSES_IN_CORE_IO_SUPPORT =
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new String[] {"PathMatchingResourcePatternResolverTests.class"};
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private static final String[] CLASSES_IN_AOPALLIANCE =
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new String[] {"Advice.class", "AspectException.class", "ConstructorInterceptor.class",
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"ConstructorInvocation.class", "Interceptor.class", "Invocation.class",
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"Joinpoint.class", "MethodInterceptor.class", "MethodInvocation.class"};
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private PathMatchingResourcePatternResolver resolver = new PathMatchingResourcePatternResolver();
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public void testInvalidPrefixWithPatternElementInIt() throws IOException {
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try {
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resolver.getResources("xx**:**/*.xy");
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fail("Should have thrown FileNotFoundException");
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}
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catch (FileNotFoundException ex) {
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// expected
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}
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}
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public void testSingleResourceOnFileSystem() throws IOException {
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Resource[] resources =
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resolver.getResources("org/springframework/core/io/support/PathMatchingResourcePatternResolverTests.class");
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assertEquals(1, resources.length);
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assertProtocolAndFilename(resources[0], "file", "PathMatchingResourcePatternResolverTests.class");
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}
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public void testSingleResourceInJar() throws IOException {
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Resource[] resources = resolver.getResources("java/net/URL.class");
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assertEquals(1, resources.length);
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assertProtocolAndFilename(resources[0], "jar", "URL.class");
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}
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public void testClasspathStarWithPatternOnFileSystem() throws IOException {
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Resource[] resources = resolver.getResources("classpath*:org/springframework/core/io/sup*/*.class");
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// Have to exclude Clover-generated class files here,
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// as we might be running as part of a Clover test run.
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List noCloverResources = new ArrayList();
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for (int i = 0; i < resources.length; i++) {
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if (resources[i].getFilename().indexOf("$__CLOVER_") == -1) {
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noCloverResources.add(resources[i]);
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}
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}
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resources = (Resource[]) noCloverResources.toArray(new Resource[noCloverResources.size()]);
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assertProtocolAndFilenames(resources, "file", CLASSES_IN_CORE_IO_SUPPORT, TEST_CLASSES_IN_CORE_IO_SUPPORT);
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}
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public void testClasspathWithPatternInJar() throws IOException {
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Resource[] resources = resolver.getResources("classpath:org/aopalliance/**/*.class");
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assertProtocolAndFilenames(resources, "jar", CLASSES_IN_AOPALLIANCE);
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}
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public void testClasspathStartWithPatternInJar() throws IOException {
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Resource[] resources = resolver.getResources("classpath*:org/aopalliance/**/*.class");
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assertProtocolAndFilenames(resources, "jar", CLASSES_IN_AOPALLIANCE);
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}
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private void assertProtocolAndFilename(Resource resource, String urlProtocol, String fileName) throws IOException {
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assertProtocolAndFilenames(new Resource[] {resource}, urlProtocol, new String[] {fileName});
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}
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private void assertProtocolAndFilenames(
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Resource[] resources, String urlProtocol, String[] fileNames1, String[] fileNames2) throws IOException {
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List fileNames = new ArrayList(Arrays.asList(fileNames1));
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fileNames.addAll(Arrays.asList(fileNames2));
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assertProtocolAndFilenames(resources, urlProtocol, (String[]) fileNames.toArray(new String[fileNames.size()]));
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}
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private void assertProtocolAndFilenames(Resource[] resources, String urlProtocol, String[] fileNames)
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throws IOException {
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// Uncomment the following if you encounter problems with matching against the file system
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// It shows file locations.
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// String[] actualNames = new String[resources.length];
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// for (int i = 0; i < resources.length; i++) {
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// actualNames[i] = resources[i].getFilename();
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// }
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// List sortedActualNames = new LinkedList(Arrays.asList(actualNames));
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// List expectedNames = new LinkedList(Arrays.asList(fileNames));
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// Collections.sort(sortedActualNames);
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// Collections.sort(expectedNames);
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//
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// System.out.println("-----------");
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// System.out.println("Expected: " + StringUtils.collectionToCommaDelimitedString(expectedNames));
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// System.out.println("Actual: " + StringUtils.collectionToCommaDelimitedString(sortedActualNames));
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// for (int i = 0; i < resources.length; i++) {
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// System.out.println(resources[i]);
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// }
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assertEquals("Correct number of files found", fileNames.length, resources.length);
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for (int i = 0; i < resources.length; i++) {
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Resource resource = resources[i];
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assertEquals(urlProtocol, resource.getURL().getProtocol());
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assertFilenameIn(resource, fileNames);
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}
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}
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private void assertFilenameIn(Resource resource, String[] fileNames) {
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for (int i = 0; i < fileNames.length; i++) {
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if (resource.getFilename().endsWith(fileNames[i])) {
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return;
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}
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}
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fail("resource [" + resource + "] does not have a filename that matches and of the names in 'fileNames'");
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}
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}
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