FormulaRecord f = new FormulaRecord();
StringRecord s = new StringRecord();
FormulaRecordAggregate fagg = new FormulaRecordAggregate(f,s);
FormulaRecordAggregate newFagg = (FormulaRecordAggregate) fagg.clone();
assertTrue("objects are different", fagg!=newFagg);
assertTrue("deep clone", fagg.getFormulaRecord() != newFagg.getFormulaRecord());
assertTrue("deep clone", fagg.getStringRecord() != newFagg.getStringRecord());