/**
    * Logback: the reliable, generic, fast and flexible logging framework.
    * Copyright (C) 1999-2015, QOS.ch. All rights reserved.
    *
    * This program and the accompanying materials are dual-licensed under
    * either the terms of the Eclipse Public License v1.0 as published by
    * the Eclipse Foundation
    *
    *   or (per the licensee's choosing)
   *
   * under the terms of the GNU Lesser General Public License version 2.1
   * as published by the Free Software Foundation.
   */
  package ch.qos.logback.core.util;
  
  import org.junit.jupiter.api.Test;
  
  import static org.junit.jupiter.api.Assertions.assertEquals;
  
  public class FileSizeTest {
  
      static long KB_CO = 1024;
      static long MB_CO = 1024 * 1024;
      static long GB_CO = 1024 * MB_CO;
  
      @Test
      public void testValueOf() {
          {
              FileSize fs = FileSize.valueOf("8");
              assertEquals(8, fs.getSize());
          }
  
          {
              FileSize fs = FileSize.valueOf("8 kbs");
              assertEquals(8 * KB_CO, fs.getSize());
          }
  
          {
              FileSize fs = FileSize.valueOf("8 kb");
              assertEquals(8 * KB_CO, fs.getSize());
          }
  
          {
              FileSize fs = FileSize.valueOf("12 mb");
              assertEquals(12 * MB_CO, fs.getSize());
          }
  
          {
              FileSize fs = FileSize.valueOf("5 GBs");
              assertEquals(5 * GB_CO, fs.getSize());
          }
      }
  
      @Test
      public void testToString() {
          {
              FileSize fs = new FileSize(8);
              assertEquals("8 Bytes", fs.toString());
          }
  
          {
              FileSize fs = new FileSize(8 * 1024 + 3);
              assertEquals("8 KB", fs.toString());
          }
  
          {
              FileSize fs = new FileSize(8 * 1024 * 1024 + 3 * 1024);
              assertEquals("8 MB", fs.toString());
          }
  
          {
              FileSize fs = new FileSize(8 * 1024 * 1024 * 1024L);
              assertEquals("8 GB", fs.toString());
          }
      }
  }