/*
    * Copyright (C) 2012, Markus Duft <markus.duft@salomon.at>
    * and other copyright owners as documented in the project's IP log.
    *
    * This program and the accompanying materials are made available under the
    * terms of the Eclipse Distribution License v1.0 which accompanies this
    * distribution, is reproduced below, and is available at
    * http://www.eclipse.org/org/documents/edl-v10.php
    *
   * All rights reserved.
   *
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions are met:
   *
   * - Redistributions of source code must retain the above copyright notice, this
   * list of conditions and the following disclaimer.
   *
   * - Redistributions in binary form must reproduce the above copyright notice,
   * this list of conditions and the following disclaimer in the documentation
   * and/or other materials provided with the distribution.
   *
   * - Neither the name of the Eclipse Foundation, Inc. nor the names of its
   * contributors may be used to endorse or promote products derived from this
   * software without specific prior written permission.
   *
   * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
   * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
   * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
   * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
   * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
   * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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   * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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  package org.eclipse.jgit.lib;
  
  import static org.junit.Assert.assertTrue;
  
  import org.eclipse.jgit.api.Git;
  import org.eclipse.jgit.dircache.DirCache;
  import org.eclipse.jgit.dircache.DirCacheEntry;
  import org.eclipse.jgit.junit.RepositoryTestCase;
  import org.junit.Test;
  
  public class IndexModificationTimesTest extends RepositoryTestCase {
  
  	@Test
  	public void testLastModifiedTimes() throws Exception {
  		try (Git git = new Git(db)) {
  			String path = "file";
  			writeTrashFile(path, "content");
  			String path2 = "file2";
  			writeTrashFile(path2, "content2");
  
  			git.add().addFilepattern(path).call();
  			git.add().addFilepattern(path2).call();
  			git.commit().setMessage("commit").call();
  
  			DirCache dc = db.readDirCache();
  			DirCacheEntry entry = dc.getEntry(path);
  			DirCacheEntry entry2 = dc.getEntry(path);
  
  			assertTrue("last modified shall not be zero!",
  					entry.getLastModified() != 0);
  
  			assertTrue("last modified shall not be zero!",
  					entry2.getLastModified() != 0);
  
  			writeTrashFile(path, "new content");
  			git.add().addFilepattern(path).call();
  			git.commit().setMessage("commit2").call();
  
  			dc = db.readDirCache();
  			entry = dc.getEntry(path);
  			entry2 = dc.getEntry(path);
  
  			assertTrue("last modified shall not be zero!",
  					entry.getLastModified() != 0);
  
  			assertTrue("last modified shall not be zero!",
  					entry2.getLastModified() != 0);
  		}
  	}
  
  	@Test
  	public void testModify() throws Exception {
  		try (Git git = new Git(db)) {
  			String path = "file";
  			writeTrashFile(path, "content");
  
  			git.add().addFilepattern(path).call();
  			git.commit().setMessage("commit").call();
  
  			DirCache dc = db.readDirCache();
  			DirCacheEntry entry = dc.getEntry(path);
  
 			long masterLastMod = entry.getLastModified();
 
 			git.checkout().setCreateBranch(true).setName("side").call();
 
 			Thread.sleep(10);
 			String path2 = "file2";
 			writeTrashFile(path2, "side content");
 			git.add().addFilepattern(path2).call();
 			git.commit().setMessage("commit").call();
 
 			dc = db.readDirCache();
 			entry = dc.getEntry(path);
 
 			long sideLastMode = entry.getLastModified();
 
 			Thread.sleep(2000);
 
 			writeTrashFile(path, "uncommitted content");
 			git.checkout().setName("master").call();
 
 			dc = db.readDirCache();
 			entry = dc.getEntry(path);
 
 			assertTrue("shall have equal mod time!", masterLastMod == sideLastMode);
 			assertTrue("shall not equal master timestamp!",
 					entry.getLastModified() == masterLastMod);
 		}
 	}
 
 }