content: /*
   This file is part of Airsonic.
  
   Airsonic is free software: you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation, either version 3 of the License, or
   (at your option) any later version.
  
   Airsonic is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.
  
   You should have received a copy of the GNU General Public License
   along with Airsonic.  If not, see <http://www.gnu.org/licenses/>.
  
   Copyright 2016 (C) Airsonic Authors
   Based upon Subsonic, Copyright 2009 (C) Sindre Mehus
   */
  package org.airsonic.player.util;
  
  import junit.framework.TestCase;
  
  /**
   * Unit test of {@link HttpRange}.
   *
   * @author Sindre Mehus
   */
  public class HttpRangeTestCase extends TestCase {
  
      public void testSize() {
          assertEquals(1, new HttpRange(0L, 0L).size());
          assertEquals(2, new HttpRange(0L, 1L).size());
          assertEquals(1, new HttpRange(66L, 66L).size());
          assertEquals(2, new HttpRange(66L, 67L).size());
          assertEquals(10, new HttpRange(66L, 75L).size());
          assertEquals(-1, new HttpRange(66L, null).size());
      }
  
      public void testContains() {
          assertFalse(new HttpRange(0L, 0L).contains(-1));
          assertTrue(new HttpRange(0L, 0L).contains(0));
          assertFalse(new HttpRange(0L, 0L).contains(1));
  
          assertFalse(new HttpRange(5L, 10L).contains(-1));
          assertFalse(new HttpRange(5L, 10L).contains(4));
          assertTrue(new HttpRange(5L, 10L).contains(5));
          assertTrue(new HttpRange(5L, 10L).contains(9));
          assertTrue(new HttpRange(5L, 10L).contains(10));
          assertFalse(new HttpRange(5L, 10L).contains(11));
          assertFalse(new HttpRange(5L, 10L).contains(66));
  
          assertFalse(new HttpRange(5L, null).contains(-1));
          assertFalse(new HttpRange(5L, null).contains(4));
          assertTrue(new HttpRange(5L, null).contains(5));
          assertTrue(new HttpRange(5L, null).contains(6));
          assertTrue(new HttpRange(5L, null).contains(66));
      }
  
      public void testParseRange() {
          doTestParseRange(0L, 0L, "bytes=0-0");
          doTestParseRange(0L, 1L, "bytes=0-1");
          doTestParseRange(100L, 100L, "bytes=100-100");
          doTestParseRange(0L, 499L, "bytes=0-499");
          doTestParseRange(500L, 999L, "bytes=500-999");
          doTestParseRange(9500L, null, "bytes=9500-");
  
          assertNull("Error in parseRange().", HttpRange.valueOf(null));
          assertNull("Error in parseRange().", HttpRange.valueOf(""));
          assertNull("Error in parseRange().", HttpRange.valueOf("bytes"));
          assertNull("Error in parseRange().", HttpRange.valueOf("bytes=a-b"));
          assertNull("Error in parseRange().", HttpRange.valueOf("bytes=-100-500"));
          assertNull("Error in parseRange().", HttpRange.valueOf("bytes=-500"));
          assertNull("Error in parseRange().", HttpRange.valueOf("bytes=500-600,601-999"));
          assertNull("Error in parseRange().", HttpRange.valueOf("bytes=200-100"));
      }
  
      private void doTestParseRange(Long expectedFrom, Long expectedTo, String range) {
          HttpRange actual = HttpRange.valueOf(range);
          assertEquals("Error in parseRange().", expectedFrom, actual.getFirstBytePos());
          assertEquals("Error in parseRange().", expectedTo, actual.getLastBytePos());
      }
  }
  