/*
    * 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.commons.vfs2;
  
  import java.net.URI;
  
  import org.junit.Test;
  
  /**
   * URI test cases for providers.
   */
  public class UriTests extends AbstractProviderTestCase {
  
      /**
       * Returns the capabilities required by the tests of this test case. The tests are not run if the provider being
       * tested does not support all the required capabilities. Return null or an empty array to always run the tests.
       */
      @Override
      protected Capability[] getRequiredCapabilities() {
          return new Capability[] {Capability.URI};
      }
  
      /**
       * Tests resolution of absolute URI.
       */
      @Test
      public void testAbsoluteURI() throws Exception {
          final FileObject readFolder = getReadFolder();
  
          // Try fetching base folder again by its URI
          final String uri = readFolder.getName().getURI();
          FileObject file = getManager().resolveFile(uri, readFolder.getFileSystem().getFileSystemOptions());
          assertSame("file object", readFolder, file);
  
          // Try fetching the filesystem root by its URI
          final String rootUri = readFolder.getName().getRootURI();
          file = getManager().resolveFile(rootUri, readFolder.getFileSystem().getFileSystemOptions());
          assertSame(readFolder.getFileSystem().getRoot(), file);
          assertEquals(rootUri, file.getName().getRootURI());
          assertEquals(rootUri, file.getName().getURI());
          assertEquals(FileName.ROOT_PATH, file.getName().getPath());
      }
  
      @Test
      public void testGetURI() throws Exception {
          final FileObject fileObject = getReadFolder().resolveFile("some-dir/");
          final URI uri = fileObject.getURI();
  
          // FileName#getURI() returns a String, not a URI.
          assertEquals(fileObject.getName().getURI(), uri.toString());
          assertEquals(URI.create(fileObject.getName().getURI()), uri);
  
          assertEquals(fileObject.getURL().toString(), fileObject.getURI().toString());
          assertEquals(fileObject.getURL().toURI(), fileObject.getURI());
      }
  
      @Test
      public void testReservedCharacterSpace() throws FileSystemException {
          try (final FileObject fileObject = getReadFolder().resolveFile("file with spaces.txt")) {
              final URI url = fileObject.getURI();
              final String string = url.toString();
              assertTrue(string, string.contains("file%20with%20spaces.txt"));
          }
          try (final FileObject fileObject = getReadFolder().resolveFile("file%20with%20spaces.txt")) {
              final URI url = fileObject.getURI();
              final String string = url.toString();
              assertTrue(string, string.contains("file%20with%20spaces.txt"));
          }
      }
  
      /**
       * Tests content.
       */
      @Test
      public void testURIContentProvider() throws Exception {
          // Test non-empty file
          final FileObject fileObject = getReadFolder().resolveFile("file1.txt");
          assertTrue(fileObject.exists());
  
          final URI uri = fileObject.getURI();
          final String uriStr = uri.toString();
          final FileSystemOptions options = getReadFolder().getFileSystem().getFileSystemOptions();
  
          final FileObject f1 = getManager().resolveFile(uriStr, options);
          final FileObject f2 = getManager().resolveFile(uriStr, options);
 
         assertEquals("Two files resolved by URI must be equals on " + uriStr, f1, f2);
         assertSame("Resolving two times should not produce new filesystem on " + uriStr, f1.getFileSystem(),
             f2.getFileSystem());
     }
 }