@Test(expected=IllegalNumberOfOperandsException.class)
	public void testIllegalANumberOfOperands2(){
		calculator.pushOperand(3.0);
		calculator.pushOperand(4.0);
		calculator.pushOperand(7.0);
		calculator.pushPlusOperator();
		calculator.pushTimesOperator();
		calculator.pushTimesOperator();
		calculator.evaluateStack();
		//assertTrue("An IllegalNumberOfOperandsException should heve been thrown here.", false);
	}