public void AddTest()
{
// arrange
Calculator calc = new Calculator();
int number1 =5;
int number2 = 7;
int expected = 12;
//act
int actual = calc.Add(number1, number2);
//assert
Assert.AreEqual(expected, actual);
}
public void MultipleTest()
{
//arrange
Calculator calc = new Calculator();
int number1 = 5;
int number2 = 7;
int expected = 35;
//act
int actual = calc.Multiple(number1, number2);
//assert
Assert.AreEqual(expected, actual);
}