* @param data The data to try out : Array of {arg1, operator, arg2}
* @param valueType The Evaluator.**_TYPE to test
*/
private void runEvaluatorTest(final Object[][] data,
final ValueType valueType) {
final Extractor extractor = new MockExtractor();
for ( int i = 0; i < data.length; i++ ) {
final Object[] row = data[i];
final Evaluator evaluator = valueType.getEvaluator( Operator.determineOperator( (String) row[1] ) );
checkEvaluatorMethodWithFieldValue( valueType,
extractor,