package org.apache.maven.scm.tck.command.changelog;
   
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    * to you under the Apache License, Version 2.0 (the
    * "License"); you may not use this file except in compliance
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   * http://www.apache.org/licenses/LICENSE-2.0
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  import org.apache.maven.scm.ChangeSet;
  import org.apache.maven.scm.ScmBranch;
  import org.apache.maven.scm.ScmFileSet;
  import org.apache.maven.scm.ScmTckTestCase;
  import org.apache.maven.scm.ScmTestCase;
  import org.apache.maven.scm.ScmVersion;
  import org.apache.maven.scm.command.changelog.ChangeLogScmResult;
  import org.apache.maven.scm.command.checkin.CheckInScmResult;
  import org.apache.maven.scm.provider.ScmProvider;
  
  import java.util.Date;
  
  /**
   * Test Changlog command. <br>
   * 1. Get initial log <br>
   * 2. Add one revision <br>
   * 3. Get the two logs <br>
   * 4. Get the last log based on date <br>
   * 5. Test last log for date and comment <br>
   *
   * @author <a href="mailto:torbjorn@smorgrav.org">Torbj�rn Eikli Sm�rgrav</a>
   */
  public abstract class ChangeLogCommandTckTest
      extends ScmTckTestCase
  {
      private static final String COMMIT_MSG = "Second changelog";
  
      public void testChangeLogCommand()
          throws Exception
      {
          Thread.sleep( 1000 );
          ScmProvider provider = getScmManager().getProviderByRepository( getScmRepository() );
          ScmFileSet fileSet = new ScmFileSet( getWorkingCopy() );
  
          ChangeLogScmResult firstResult =
              provider.changeLog( getScmRepository(), fileSet, null, null, 0, (ScmBranch) null, null );
          assertTrue( firstResult.getProviderMessage() + ": " + firstResult.getCommandLine() + "\n"
                          + firstResult.getCommandOutput(), firstResult.isSuccess() );
  
          //for svn, cvs, git, the repo get recreated for each test and therefore initial changelog size is 1
          // for SCM like perforce, it is not possible to recreate the repo, therefor the size will be greater then 1
          int firstLogSize = firstResult.getChangeLog().getChangeSets().size();
          assertTrue( "Unexpected initial log size", firstLogSize >= 1 );
  
          //Make a timestamp that we know are after initial revision but before the second
          Date timeBeforeSecond = new Date(); //Current time
  
          // pause a couple seconds... [SCM-244]
          Thread.sleep( 2000 );
  
          //Make a change to the readme.txt and commit the change
          this.edit( getWorkingCopy(), "readme.txt", null, getScmRepository() );
          ScmTestCase.makeFile( getWorkingCopy(), "/readme.txt", "changed readme.txt" );
          CheckInScmResult checkInResult = provider.checkIn( getScmRepository(), fileSet, COMMIT_MSG );
          assertTrue( "Unable to checkin changes to the repository", checkInResult.isSuccess() );
  
          ChangeLogScmResult secondResult = provider.changeLog( getScmRepository(), fileSet, (ScmVersion) null, null );
          assertTrue( secondResult.getProviderMessage(), secondResult.isSuccess() );
          assertEquals( firstLogSize + 1, secondResult.getChangeLog().getChangeSets().size() );
  
          //Now only retrieve the changelog after timeBeforeSecondChangeLog
          Date currentTime = new Date();
          ChangeLogScmResult thirdResult = provider
              .changeLog( getScmRepository(), fileSet, timeBeforeSecond, currentTime, 0, new ScmBranch( "" ) );
  
          //Thorough assert of the last result
          assertTrue( thirdResult.getProviderMessage(), thirdResult.isSuccess() );
          assertEquals( 1, thirdResult.getChangeLog().getChangeSets().size() );
          ChangeSet changeset = thirdResult.getChangeLog().getChangeSets().get( 0 );
          assertTrue( changeset.getDate().after( timeBeforeSecond ) );
  
  
          assertEquals( COMMIT_MSG, changeset.getComment() );
      }
  }