/*
    * 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.provider;
  
  import static org.junit.jupiter.api.Assertions.assertEquals;
  import static org.junit.jupiter.api.Assertions.assertNull;
  import static org.junit.jupiter.api.Assertions.fail;
  
  import org.apache.commons.vfs2.FileSystemException;
  import org.apache.commons.vfs2.FileType;
  import org.junit.jupiter.api.Test;
  
  public class UriParserTest {
  
      private static final String[] schemes = {"ftp", "file"};
  
      private void checkNormalizedPath(final String path, final String normalized) throws FileSystemException {
          final StringBuilder pathBuilder = new StringBuilder(path);
          UriParser.fixSeparators(pathBuilder);
          UriParser.normalisePath(pathBuilder);
          assertEquals(normalized, pathBuilder.toString());
      }
  
      @Test
      public void testColonInFileName() {
          assertNull(UriParser.extractScheme("some/path/some:file"));
      }
  
      @Test
      public void testColonInFileNameAndNotSupportedScheme() {
          assertNull(UriParser.extractScheme(schemes, "some:file"));
      }
  
      @Test
      public void testColonInFileNameWithPath() {
          assertNull(UriParser.extractScheme(schemes, "some/path/some:file"));
      }
  
      @Test
      public void testColonNotFollowedBySlash() {
          assertEquals("file", UriParser.extractScheme(schemes, "file:user/subdir/some/path/some:file"));
      }
  
      @Test
      public void testIPv6CheckUriEncoding() throws FileSystemException {
          UriParser.checkUriEncoding("http://[fe80::14b5:1204:5410:64ca%en1]:8080");
      }
  
      @Test
      public void testNormalScheme() {
          assertEquals("ftp", UriParser.extractScheme(schemes, "ftp://user:pass@host/some/path/some:file"));
      }
  
      @Test
      public void testNormalSchemeWithBuffer() {
          final StringBuilder buffer = new StringBuilder();
          UriParser.extractScheme(schemes, "ftp://user:pass@host/some/path/some:file", buffer);
          assertEquals("//user:pass@host/some/path/some:file", buffer.toString());
      }
  
      @Test
      public void testOneSlashScheme() {
          assertEquals("file", UriParser.extractScheme(schemes, "file:/user:pass@host/some/path/some:file"));
      }
      @Test
      public void testOneSlashSchemeWithBuffer() {
          final StringBuilder buffer = new StringBuilder();
          UriParser.extractScheme(schemes, "file:/user:pass@host/some/path/some:file", buffer);
          assertEquals("/user:pass@host/some/path/some:file", buffer.toString());
      }
  
      @Test
      public void testPathOfNormalizedPath() throws FileSystemException {
          checkNormalizedPath("./Sub Folder/", "Sub Folder");
          checkNormalizedPath("./Sub Folder/../", "");
          checkNormalizedPath("./Sub Folder%2f..%2f", "");
          checkNormalizedPath("File.txt", "File.txt");
          checkNormalizedPath("./Sub Folder/./File.txt", "Sub Folder/File.txt");
          checkNormalizedPath("./Sub Folder%2F.%2FFile.txt", "Sub Folder/File.txt");
      }
  
      @Test
      public void testTypeOfNormalizedPath() {
          try {
              assertEquals(FileType.FOLDER, UriParser.normalisePath(new StringBuilder("")));
             assertEquals(FileType.FOLDER, UriParser.normalisePath(new StringBuilder("/")));
             assertEquals(FileType.FOLDER, UriParser.normalisePath(new StringBuilder(".")));
             assertEquals(FileType.FOLDER, UriParser.normalisePath(new StringBuilder("./")));
             assertEquals(FileType.FOLDER, UriParser.normalisePath(new StringBuilder("./Sub Folder/")));
             assertEquals(FileType.FOLDER, UriParser.normalisePath(new StringBuilder("./Sub Folder/.")));
             assertEquals(FileType.FOLDER, UriParser.normalisePath(new StringBuilder("./Sub Folder/./")));
 
             assertEquals(FileType.FILE, UriParser.normalisePath(new StringBuilder("File.txt")));
             assertEquals(FileType.FILE, UriParser.normalisePath(new StringBuilder("/File.txt")));
             assertEquals(FileType.FILE, UriParser.normalisePath(new StringBuilder("./File.txt")));
             assertEquals(FileType.FILE, UriParser.normalisePath(new StringBuilder("./Sub Folder/File.txt")));
             assertEquals(FileType.FILE, UriParser.normalisePath(new StringBuilder("./Sub Folder/./File.txt")));
             assertEquals(FileType.FILE, UriParser.normalisePath(new StringBuilder("./Sub Folder/./File.")));
             assertEquals(FileType.FILE, UriParser.normalisePath(new StringBuilder("./Sub Folder/./File..")));
 
         } catch (final FileSystemException e) {
             fail(e);
         }
     }
 }