001 /* 002 * SonarQube, open source software quality management tool. 003 * Copyright (C) 2008-2014 SonarSource 004 * mailto:contact AT sonarsource DOT com 005 * 006 * SonarQube is free software; you can redistribute it and/or 007 * modify it under the terms of the GNU Lesser General Public 008 * License as published by the Free Software Foundation; either 009 * version 3 of the License, or (at your option) any later version. 010 * 011 * SonarQube is distributed in the hope that it will be useful, 012 * but WITHOUT ANY WARRANTY; without even the implied warranty of 013 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 014 * Lesser General Public License for more details. 015 * 016 * You should have received a copy of the GNU Lesser General Public License 017 * along with this program; if not, write to the Free Software Foundation, 018 * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. 019 */ 020 package org.sonar.test; 021 022 import org.apache.commons.io.FileUtils; 023 import org.apache.commons.lang.StringUtils; 024 025 import java.io.File; 026 import java.net.URL; 027 028 /** 029 * Utilities for unit tests 030 * 031 * @since 2.2 032 */ 033 public final class TestUtils { 034 035 private TestUtils() { 036 } 037 038 /** 039 * Search for a test resource in the classpath. For example getResource("org/sonar/MyClass/foo.txt"); 040 * 041 * @param path the starting slash is optional 042 * @return the resource. Null if resource not found 043 */ 044 public static File getResource(String path) { 045 String resourcePath = path; 046 if (!resourcePath.startsWith("/")) { 047 resourcePath = "/" + resourcePath; 048 } 049 URL url = TestUtils.class.getResource(resourcePath); 050 if (url != null) { 051 return FileUtils.toFile(url); 052 } 053 return null; 054 } 055 056 /** 057 * Search for a resource in the classpath. For example calling the method getResource(getClass(), "myTestName/foo.txt") from 058 * the class org.sonar.Foo loads the file $basedir/src/test/resources/org/sonar/Foo/myTestName/foo.txt 059 * 060 * @return the resource. Null if resource not found 061 */ 062 public static File getResource(Class baseClass, String path) { 063 String resourcePath = StringUtils.replaceChars(baseClass.getCanonicalName(), '.', '/'); 064 if (!path.startsWith("/")) { 065 resourcePath += "/"; 066 } 067 resourcePath += path; 068 return getResource(resourcePath); 069 } 070 }