public void Calculator_Subtract_Returns_Correct_Value()
{
//assemble
var calc = new BasicCalculation(2);
//act
var value = calc
.Subtract(1)
.Calculate();
//assert
Assert.IsTrue(value == 1);
}
public void Calculator_Multiply_Returns_Correct_Value()
{
//assemble
var calc = new BasicCalculation(2);
//act
var value = calc
.Multiply(2)
.Calculate();
//assert
Assert.IsTrue(value == 4);
}
public void Calculator_Add_Returns_Correct_Values()
{
//assemble
var calc = new BasicCalculation(1);
//act
var value = calc
.Add(2)
.Calculate();
//assert
Assert.IsTrue(value == 3);
}
public void Calculator_Divide_Returns_Correct_Value()
{
//assemble
var calc = new BasicCalculation(1);
//act
var value = calc
.Divide(2)
.Calculate();
//assert
Assert.IsTrue(Math.Round(value, 1) == 0.5);
}
