public void PrivateTest()
        {
            var codeWriter = new CodeWriter();
            dynamic codeWriterAccessor = new AccessPrivateWrapper( codeWriter );

            Assert.IsNull( codeWriterAccessor.lastLine, "After initialize CodeWriter lastLine must be null" );
            Assert.IsNotNull( codeWriterAccessor.Lines, "Lines must be not null" );
            Assert.AreEqual( 0, codeWriterAccessor.Lines.Count, "Lines must be empty" );

            codeWriter.Append( "Test" );
            Assert.That( codeWriterAccessor.lastLine, Is.Not.Null, "After Append text lastLine must be not null" );
            Assert.That( codeWriter.Lines, Is.Not.Null.And.Count.EqualTo( 1 ),
                         "After first Append text code write must consist from one line" );

            codeWriter.AppendLine( "Text" );
            Assert.That( (object)codeWriterAccessor.lastLine, Is.Null, "After initialize CodeWriter lastLine must be null" );
            Assert.That( codeWriter.Lines, Is.Not.Null.And.Count.EqualTo( 1 ),
                         "After first Append text code write must consist from one line" );

            codeWriterAccessor.InnerAppend( "Text", false );
            Assert.That( codeWriterAccessor.lastLine, Is.Not.Null, "After Append text lastLine must be not null" );
            Assert.That( codeWriter.Lines, Is.Not.Null.And.Count.EqualTo( 2 ), "CodeWrite must consist from two line" );

            codeWriterAccessor.InnerAppend( "Text", true );
            Assert.That( (object)codeWriterAccessor.lastLine, Is.Null, "After Append text lastLine must be null" );
            Assert.That( codeWriter.Lines, Is.Not.Null.And.Count.EqualTo( 2 ), "CodeWrite must consist from two line" );

            codeWriter.AppendText( "new\r\nline" );
            Assert.That( codeWriterAccessor.lastLine, Is.Not.Null, "Appended text not finish last line, but CodeWriter finish it" );
            Assert.That( codeWriter.Lines, Is.Not.Null.And.Count.EqualTo( 4 ), "CodeWrite must consist from four line" );

            codeWriter.AppendText( "new\r\nlines\r\n" );
            Assert.That( (object)codeWriterAccessor.lastLine, Is.Null, "Appended text finish last line, but CodeWriter doesn't" );
            Assert.That( codeWriter.Lines, Is.Not.Null.And.Count.EqualTo( 5 ), "CodeWrite must consist from five line" );
        }