public void Accumulator_getNegativeAccumulator_returnsMinus2()
{
var uut = new CalculatorClass.Calculator();
uut.Subtract(0, 2); //Accumulator should now be 2, given that Add-function works properly.
Assert.That(uut.Accumulator, Is.EqualTo(-2));
}
public void Subtraction_subtractMinus3fromInitializedAccumulator_returns1()
{
var uut = new CalculatorClass.Calculator();
uut.Add(4); // Accumulator = 4 - Given that Add works as proposed.
Assert.That(uut.Subtract(-3), Is.EqualTo(7));
}
public double SubtractWithTestCase_Subtract2Numbers_ReturnsResult(double x, double y)
{
var uut = new CalculatorClass.Calculator();
return(uut.Subtract(x, y));
}
public void Subtract_Subtract3From4_Returns1()
{
var uut = new CalculatorClass.Calculator();
Assert.That(uut.Subtract(4, 3), Is.EqualTo(1));
}
public void Subtraction_subtractMinus3fromDefaultAccumulator_returns3()
{
var uut = new CalculatorClass.Calculator();
Assert.That(uut.Subtract(-3), Is.EqualTo(3));
}
