Moved tests over from testsuite to core

org.springframework.testsuite/src/test/java/org/springframework/core/io/support/PathMatchingResourcePatternResolverTests.java

@@ -0,0 +1,153 @@
+/*
+ * Copyright 2002-2006 the original author or authors.
+ *
+ * Licensed 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.springframework.core.io.support;
+
+import java.io.FileNotFoundException;
+import java.io.IOException;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.List;
+
+import junit.framework.TestCase;
+
+import org.springframework.core.io.Resource;
+
+/**
+ * If this test case fails, uncomment diagnostics in
+ * <code>assertProtocolAndFilenames</code> method.
+ *
+ * @author Oliver Hutchison
+ * @author Juergen Hoeller
+ * @since 17.11.2004
+ */
+public class PathMatchingResourcePatternResolverTests extends TestCase {
+
+	private static final String[] CLASSES_IN_CORE_IO_SUPPORT =
+			new String[] {"EncodedResource.class", "LocalizedResourceHelper.class",
+										"PathMatchingResourcePatternResolver.class",
+										"PropertiesLoaderSupport.class", "PropertiesLoaderUtils.class",
+										"ResourceArrayPropertyEditor.class",
+										"ResourcePatternResolver.class", "ResourcePatternUtils.class"};
+
+	private static final String[] TEST_CLASSES_IN_CORE_IO_SUPPORT =
+			new String[] {"PathMatchingResourcePatternResolverTests.class"};
+
+	private static final String[] CLASSES_IN_AOPALLIANCE =
+			new String[] {"Advice.class", "AspectException.class", "ConstructorInterceptor.class",
+										"ConstructorInvocation.class", "Interceptor.class", "Invocation.class",
+										"Joinpoint.class", "MethodInterceptor.class", "MethodInvocation.class"};
+
+	private PathMatchingResourcePatternResolver resolver = new PathMatchingResourcePatternResolver();
+
+
+	public void testInvalidPrefixWithPatternElementInIt() throws IOException {
+		try {
+			resolver.getResources("xx**:**/*.xy");
+			fail("Should have thrown FileNotFoundException");
+		}
+		catch (FileNotFoundException ex) {
+			// expected
+		}
+	}
+
+	public void testSingleResourceOnFileSystem() throws IOException {
+		Resource[] resources =
+				resolver.getResources("org/springframework/core/io/support/PathMatchingResourcePatternResolverTests.class");
+		assertEquals(1, resources.length);
+		assertProtocolAndFilename(resources[0], "file", "PathMatchingResourcePatternResolverTests.class");
+	}
+
+	public void testSingleResourceInJar() throws IOException {
+		Resource[] resources = resolver.getResources("java/net/URL.class");
+		assertEquals(1, resources.length);
+		assertProtocolAndFilename(resources[0], "jar", "URL.class");
+	}
+
+	public void testClasspathStarWithPatternOnFileSystem() throws IOException {
+		Resource[] resources = resolver.getResources("classpath*:org/springframework/core/io/sup*/*.class");
+		// Have to exclude Clover-generated class files here,
+		// as we might be running as part of a Clover test run.
+		List noCloverResources = new ArrayList();
+		for (int i = 0; i < resources.length; i++) {
+			if (resources[i].getFilename().indexOf("$__CLOVER_") == -1) {
+				noCloverResources.add(resources[i]);
+			}
+		}
+		resources = (Resource[]) noCloverResources.toArray(new Resource[noCloverResources.size()]);
+		assertProtocolAndFilenames(resources, "file", CLASSES_IN_CORE_IO_SUPPORT, TEST_CLASSES_IN_CORE_IO_SUPPORT);
+	}
+
+	public void testClasspathWithPatternInJar() throws IOException {
+		Resource[] resources = resolver.getResources("classpath:org/aopalliance/**/*.class");
+		assertProtocolAndFilenames(resources, "jar", CLASSES_IN_AOPALLIANCE);
+	}
+
+	public void testClasspathStartWithPatternInJar() throws IOException {
+		Resource[] resources = resolver.getResources("classpath*:org/aopalliance/**/*.class");
+		assertProtocolAndFilenames(resources, "jar", CLASSES_IN_AOPALLIANCE);
+	}
+
+	private void assertProtocolAndFilename(Resource resource, String urlProtocol, String fileName) throws IOException {
+		assertProtocolAndFilenames(new Resource[] {resource}, urlProtocol, new String[] {fileName});
+	}
+
+	private void assertProtocolAndFilenames(
+			Resource[] resources, String urlProtocol, String[] fileNames1, String[] fileNames2) throws IOException {
+		List fileNames = new ArrayList(Arrays.asList(fileNames1));
+		fileNames.addAll(Arrays.asList(fileNames2));
+		assertProtocolAndFilenames(resources, urlProtocol, (String[]) fileNames.toArray(new String[fileNames.size()]));
+	}
+
+	private void assertProtocolAndFilenames(Resource[] resources, String urlProtocol, String[] fileNames)
+			throws IOException {
+
+		// Uncomment the following if you encounter problems with matching against the file system
+		// It shows file locations.
+//		String[] actualNames = new String[resources.length];
+//		for (int i = 0; i < resources.length; i++) {
+//			actualNames[i] = resources[i].getFilename();
+//		}
+//		List sortedActualNames = new LinkedList(Arrays.asList(actualNames));
+//		List expectedNames = new LinkedList(Arrays.asList(fileNames));
+//		Collections.sort(sortedActualNames);
+//		Collections.sort(expectedNames);
+//		
+//		System.out.println("-----------");
+//		System.out.println("Expected: " + StringUtils.collectionToCommaDelimitedString(expectedNames));
+//		System.out.println("Actual: " + StringUtils.collectionToCommaDelimitedString(sortedActualNames));
+//		for (int i = 0; i < resources.length; i++) {
+//			System.out.println(resources[i]);
+//		}
+			
+		assertEquals("Correct number of files found", fileNames.length, resources.length);
+		for (int i = 0; i < resources.length; i++) {
+			Resource resource = resources[i];
+			assertEquals(urlProtocol, resource.getURL().getProtocol());
+			assertFilenameIn(resource, fileNames);
+		}
+	}
+
+	private void assertFilenameIn(Resource resource, String[] fileNames) {
+		for (int i = 0; i < fileNames.length; i++) {
+			if (resource.getFilename().endsWith(fileNames[i])) {
+				return;
+			}
+		}
+		fail("resource [" + resource + "] does not have a filename that matches and of the names in 'fileNames'");
+	}
+
+}