/*
    * 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.maven.plugins.shade.mojo;
  
  import java.io.File;
  import java.io.IOException;
  
  import org.junit.Test;
  
  import static org.junit.Assert.assertEquals;
  
  public class RelativizePathTest {
      static final String[] PARENTS = {
          "rel-path-test-files/a/pom",
          "rel-path-test-files/a/b/pom",
          "rel-path-test-files/a/b/c/pom",
          "rel-path-test-files/a/c/d/pom"
      };
  
      static final String[] CHILDREN = {
          "rel-path-test-files/a/b/pom",
          "rel-path-test-files/a/pom",
          "rel-path-test-files/a/b/c1/pom",
          "rel-path-test-files/a/c/d/pom"
      };
  
      static final String[] ANSWER = {"../pom", "b/pom", "../c/pom", "pom"};
  
      @Test
      public void runTests() throws IOException {
          for (int x = 0; x < PARENTS.length; x++) {
              File parent = new File(PARENTS[x]).getCanonicalFile();
              File child = new File(CHILDREN[x]).getCanonicalFile();
              String answer = ANSWER[x];
              String r = RelativizePath.convertToRelativePath(parent, child);
              assertEquals(String.format("parent %s child %s", parent.toString(), child.toString()), answer, r);
          }
      }
  }