@Test
public void evaluateAssertIllegalArgumentOnInvalidExpression()
{

    String expressionString = "this is an invalid expression";
    try
    {
        spelExpressionHelper.evaluate(expressionString, null);
        fail();
    }
    catch (Exception e)
    {
        assertEquals(IllegalArgumentException.class, e.getClass());
        assertEquals("Error parsing SpEL \"this is an invalid expression\"", e.getMessage());
    }
}