public void should_perform_correct_calculation()
{
var spy = new AdderSpy();
var sut = new BasicMathematics
{
Adder = spy
};
var product = sut.Multiply(4, 3);
Assert.That(spy.AddCalls, Is.EqualTo(new List<string>(){"0+3", "3+3", "6+3", "9+3"}));
Assert.That(product, Is.EqualTo(12));
}
public void should_return_correct_results(int a, int b, int result)
{
var sut = new BasicMathematics();
Assert.That(sut.Multiply(a, b), Is.EqualTo(result));
}