public void SubtractShouldReturnTheCalculatorInstance() { Calculator calculator2 = calculator.Subtract(four); Assert.AreSame(calculator, calculator2); }
public void DivideShouldReturnTheCalculatorInstance() { Calculator calculator2 = calculator.Divide(seven); Assert.AreSame(calculator, calculator2); }
public void ResetShouldReturnTheCalculatorInstance() { Calculator calculator2 = calculator.Reset(); Assert.AreSame(calculator, calculator2); }