    @Test
    public void buildExpressionNotation() {

        TransformationConfig config = new TransformationConfig();
        String expressionBegin = "[[";
        String expressionEnd = "]]";
        config.buildExpressionNotation(expressionBegin, expressionEnd);
        assertEquals("Expression notation begin part is wrong after buildExpressionNotation()", expressionBegin, config.getExpressionNotationBegin());
        assertEquals("Expression notation end part is wrong after buildExpressionNotation()", expressionEnd, config.getExpressionNotationEnd());
    }