@Before
public void setup() throws InitialisationException
{
ParserConfiguration parserConfiguration = new ParserConfiguration();
expressionExecutor = new MVELExpressionExecutor(parserConfiguration);
context = new MVELExpressionLanguageContext(parserConfiguration, Mockito.mock(MuleContext.class));
dateTimeFunction = new DateTimeExpressionLanguageFuntion();
context.declareFunction("dateTime", dateTimeFunction);
}