package org.codehaus.plexus.util;
   
   /*
    * Copyright The Codehaus Foundation.
    *
    * 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.
   */
  
  import org.junit.jupiter.api.Test;
  
  import static org.junit.jupiter.api.Assertions.assertEquals;
  
  /**
   * <p>PathToolTest class.</p>
   *
   * @author <a href="mailto:vincent.siveton@gmail.com">Vincent Siveton</a>
   * @version $Id: $Id
   * @since 3.4.0
   */
  public class PathToolTest {
      /**
       * <p>testGetRelativePath.</p>
       *
       * @throws java.lang.Exception
       */
      @org.junit.jupiter.api.Test
      public void testGetRelativePath() throws Exception {
          assertEquals(PathTool.getRelativePath(null, null), "");
          assertEquals(PathTool.getRelativePath(null, "/usr/local/java/bin"), "");
          assertEquals(PathTool.getRelativePath("/usr/local/", null), "");
          assertEquals(PathTool.getRelativePath("/usr/local/", "/usr/local/java/bin"), "..");
          assertEquals(PathTool.getRelativePath("/usr/local/", "/usr/local/java/bin/java.sh"), "../..");
          assertEquals(PathTool.getRelativePath("/usr/local/java/bin/java.sh", "/usr/local/"), "");
      }
  
      /**
       * <p>testGetDirectoryComponent.</p>
       *
       * @throws java.lang.Exception
       */
      @Test
      public void testGetDirectoryComponent() throws Exception {
          assertEquals(PathTool.getDirectoryComponent(null), "");
          assertEquals(PathTool.getDirectoryComponent("/usr/local/java/bin"), "/usr/local/java");
          assertEquals(PathTool.getDirectoryComponent("/usr/local/java/bin/"), "/usr/local/java/bin");
          assertEquals(PathTool.getDirectoryComponent("/usr/local/java/bin/java.sh"), "/usr/local/java/bin");
      }
  
      /**
       * <p>testCalculateLink.</p>
       *
       * @throws java.lang.Exception
       */
      @org.junit.jupiter.api.Test
      public void testCalculateLink() throws Exception {
          assertEquals(PathTool.calculateLink("/index.html", "../.."), "../../index.html");
          assertEquals(
                  PathTool.calculateLink("http://plexus.codehaus.org/plexus-utils/index.html", "../.."),
                  "http://plexus.codehaus.org/plexus-utils/index.html");
          assertEquals(
                  PathTool.calculateLink("/usr/local/java/bin/java.sh", "../.."), "../../usr/local/java/bin/java.sh");
          assertEquals(
                  PathTool.calculateLink("../index.html", "/usr/local/java/bin"), "/usr/local/java/bin/../index.html");
          assertEquals(
                  PathTool.calculateLink("../index.html", "http://plexus.codehaus.org/plexus-utils"),
                  "http://plexus.codehaus.org/plexus-utils/../index.html");
      }
  
      /**
       * <p>testGetRelativeWebPath.</p>
       *
       * @throws java.lang.Exception
       */
      @Test
      public void testGetRelativeWebPath() throws Exception {
          assertEquals(PathTool.getRelativeWebPath(null, null), "");
          assertEquals(PathTool.getRelativeWebPath(null, "http://plexus.codehaus.org/"), "");
          assertEquals(PathTool.getRelativeWebPath("http://plexus.codehaus.org/", null), "");
          assertEquals(
                  PathTool.getRelativeWebPath(
                          "http://plexus.codehaus.org/", "http://plexus.codehaus.org/plexus-utils/index.html"),
                  "plexus-utils/index.html");
          assertEquals(
                  PathTool.getRelativeWebPath(
                          "http://plexus.codehaus.org/plexus-utils/index.html", "http://plexus.codehaus.org/"),
                  "../../");
      }
  
      /**
      * <p>testGetRelativeFilePath.</p>
      *
      * @throws java.lang.Exception
      */
     @Test
     public void testGetRelativeFilePath() throws Exception {
         if (Os.isFamily(Os.FAMILY_WINDOWS)) {
             assertEquals(PathTool.getRelativeFilePath(null, null), "");
             assertEquals(PathTool.getRelativeFilePath(null, "c:\\tools\\java\\bin"), "");
             assertEquals(PathTool.getRelativeFilePath("c:\\tools\\java", null), "");
             assertEquals(PathTool.getRelativeFilePath("c:\\tools", "c:\\tools\\java\\bin"), "java\\bin");
             assertEquals(PathTool.getRelativeFilePath("c:\\tools", "c:\\tools\\java\\bin\\"), "java\\bin\\");
             assertEquals(PathTool.getRelativeFilePath("c:\\tools\\java\\bin", "c:\\tools"), "..\\..");
             assertEquals(
                     PathTool.getRelativeFilePath("c:\\tools\\", "c:\\tools\\java\\bin\\java.exe"),
                     "java\\bin\\java.exe");
             assertEquals(PathTool.getRelativeFilePath("c:\\tools\\java\\bin\\java.sh", "c:\\tools"), "..\\..\\..");
             assertEquals(PathTool.getRelativeFilePath("c:\\tools", "c:\\bin"), "..\\bin");
             assertEquals(PathTool.getRelativeFilePath("c:\\bin", "c:\\tools"), "..\\tools");
             assertEquals(PathTool.getRelativeFilePath("c:\\bin", "c:\\bin"), "");
         } else {
             assertEquals(PathTool.getRelativeFilePath(null, null), "");
             assertEquals(PathTool.getRelativeFilePath(null, "/usr/local/java/bin"), "");
             assertEquals(PathTool.getRelativeFilePath("/usr/local", null), "");
             assertEquals(PathTool.getRelativeFilePath("/usr/local", "/usr/local/java/bin"), "java/bin");
             assertEquals(PathTool.getRelativeFilePath("/usr/local", "/usr/local/java/bin/"), "java/bin/");
             assertEquals(PathTool.getRelativeFilePath("/usr/local/java/bin", "/usr/local/"), "../../");
             assertEquals(
                     PathTool.getRelativeFilePath("/usr/local/", "/usr/local/java/bin/java.sh"), "java/bin/java.sh");
             assertEquals(PathTool.getRelativeFilePath("/usr/local/java/bin/java.sh", "/usr/local/"), "../../../");
             assertEquals(PathTool.getRelativeFilePath("/usr/local/", "/bin"), "../../bin");
             assertEquals(PathTool.getRelativeFilePath("/bin", "/usr/local"), "../usr/local");
             assertEquals(PathTool.getRelativeFilePath("/bin", "/bin"), "");
         }
     }
 }