package org.apache.maven.scm.tck.command.diff;

 /*

  * 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.

  */

 import org.apache.maven.scm.ScmFile;

 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.diff.DiffScmResult;

 import org.apache.maven.scm.provider.ScmProvider;

 import org.apache.maven.scm.repository.ScmRepository;

 import java.io.File;

 import java.util.Iterator;

 import java.util.List;

 import java.util.Map;

 import java.util.TreeSet;

 /**

  * This test tests the diff command.

  *

  * @author <a href="mailto:brett@apache.org">Brett Porter</a>

  * @version $Id: DiffCommandTckTest.java 1241523 2012-02-07 17:08:26Z hboutemy $

  */

 public abstract class DiffCommandTckTest

     extends ScmTckTestCase

 {

     public void testDiffCommand()

         throws Exception

     {

         ScmRepository repository = getScmRepository();

         // ----------------------------------------------------------------------

         // Change the files

         // ----------------------------------------------------------------------

         //

         // readme.txt is changed (changed file in the root directory)

         // project.xml is added (added file in the root directory)

         // src/test/resources is untouched (a empty directory is left untouched)

         // src/test/java is untouched (a non empty directory is left untouched)

         // src/test/java/org (a empty directory is added)

         // src/main/java/org/Foo.java (a non empty directory is added)

         //

         // /readme.txt

         ScmTestCase.makeFile( getWorkingCopy(), "/readme.txt", "changed readme.txt" );

         // /project.xml

         ScmTestCase.makeFile( getWorkingCopy(), "/project.xml", "changed project.xml" );

         addToWorkingTree( getWorkingCopy(), new File( "project.xml" ), repository );

         // /src/test/java/org

         ScmTestCase.makeDirectory( getWorkingCopy(), "/src/test/java/org" );

         addToWorkingTree( getWorkingCopy(), new File( "src/test/java/org" ), repository );

         // /src/main/java/org/Foo.java

         ScmTestCase.makeFile( getWorkingCopy(), "/src/main/java/org/Foo.java" );

         addToWorkingTree( getWorkingCopy(), new File( "src/main/java/org" ), repository );

         // src/main/java/org/Foo.java

         addToWorkingTree( getWorkingCopy(), new File( "src/main/java/org/Foo.java" ), repository );

         // ----------------------------------------------------------------------

         // Diff the project

         // ----------------------------------------------------------------------

         ScmProvider provider = getScmManager().getProviderByUrl( getScmUrl() );

         ScmFileSet fileSet = new ScmFileSet( getWorkingCopy() );

         DiffScmResult result = provider.diff( repository, fileSet, null, (ScmVersion) null );

         assertNotNull( "The command returned a null result.", result );

         assertResultIsSuccess( result );

         List<ScmFile> changedFiles = result.getChangedFiles();

         Map<String, CharSequence> differences = result.getDifferences();

         assertEquals( "Expected 3 files in the changed files list " + changedFiles, 3, changedFiles.size() );

         assertEquals( "Expected 3 files in the differences list " + differences, 3, differences.size() );

         // ----------------------------------------------------------------------

         // Assert the files in the changed files list

         // ----------------------------------------------------------------------

         Iterator<ScmFile> files = new TreeSet<ScmFile>( changedFiles ).iterator();

         //Check Foo.java

         ScmFile file = files.next();

         assertPath( "/src/main/java/org/Foo.java", file.getPath() );

         assertTrue( file.getStatus().isDiff() );

         String postRangeStr = "+/src/main/java/org/Foo.java\n\\ No newline at end of file\n";

         String actualStr = differences.get( file.getPath() ).toString();

         assertTrue( actualStr.endsWith( postRangeStr ) );

         //Check readme.txt

         file = files.next();

         assertPath( "/readme.txt", file.getPath() );

         assertTrue( file.getStatus().isDiff() );

         postRangeStr =

             "-/readme.txt\n\\ No newline at end of file\n+changed readme.txt\n\\ No newline at end of file\n";

         actualStr = differences.get( file.getPath() ).toString();

         assertTrue( actualStr.endsWith( postRangeStr ) );

         //Check project.xml

         file = files.next();

         assertPath( "/project.xml", file.getPath() );

         postRangeStr = "+changed project.xml\n\\ No newline at end of file\n";

         actualStr = differences.get( file.getPath() ).toString();

         assertTrue( actualStr.endsWith( postRangeStr ) );

         assertTrue( file.getStatus().isDiff() );

     }

 }