assertEquals( "check all 4 files tagged", 4, tagResult.getTaggedFiles().size() );

        File readmeTxt = new File( getWorkingCopy(), "readme.txt" );

        assertEquals( "check readme.txt contents", "/readme.txt", FileUtils.fileRead( readmeTxt ) );

        changeReadmeTxt( readmeTxt );

        CheckInScmResult checkinResult =
            getScmManager().checkIn( getScmRepository(), new ScmFileSet( getWorkingCopy() ), "commit message" );

        assertResultIsSuccess( checkinResult );

        CheckOutScmResult checkoutResult =
            getScmManager().checkOut( getScmRepository(), new ScmFileSet( getAssertionCopy() ) );

        assertResultIsSuccess( checkoutResult );

        readmeTxt = new File( getAssertionCopy(), "readme.txt" );

        assertEquals( "check readme.txt contents", "changed file", FileUtils.fileRead( readmeTxt ) );

        FileUtils.deleteDirectory( getAssertionCopy() );

        assertFalse( "check previous assertion copy deleted", getAssertionCopy().exists() );

        checkoutResult = getScmManager().getProviderByUrl( getScmUrl() ).checkOut( getScmRepository(),
                                                                                   new ScmFileSet( getAssertionCopy() ),
                                                                                   new ScmTag( tag ) );

        checkOut( getUpdatingCopy(), repository );

        // ----------------------------------------------------------------------
        // 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 );