uimaj-2.2.1-incubating/uimaj-core/src/test/java/org/apache/uima/util/FileUtilsTest.java

/*
 * 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.uima.util;

import java.io.File;

import junit.framework.TestCase;

/**
 * 
 */
public class FileUtilsTest extends TestCase {
  public void testFindRelativePath() throws Exception {
    File target = new File("/this/is/a/file.txt");
    File base = new File("/this/is/a/test");
    assertEquals("../file.txt", FileUtils.findRelativePath(target, base));
    
    base = new File("c:/foo/bar/baz/dir/");
    target = new File("c:/foo/d1/d2/d3/blah.xml");
    assertEquals("../../../d1/d2/d3/blah.xml", 
            FileUtils.findRelativePath(target, base));

    if (File.separatorChar == '\\') {
      base = new File("c:\\foo\\bar\\baz\\dir\\");
      target = new File("c:\\foo\\d1\\d2\\d3\\blah.xml");
      assertEquals("../../../d1/d2/d3/blah.xml", 
              FileUtils.findRelativePath(target, base));
    }
  }
}