public void MultiplicationTest(int a, int b)
{
var actual = ArithmeticWithPlus.Multiply(a, b);
var expected = a * b;
Assert.Equal(expected, actual);
}
public void SubstractionTest(int a, int b)
{
var actual = ArithmeticWithPlus.Substract(a, b);
var expected = a - b;
Assert.Equal(expected, actual);
}
public void DivisionTest(int a, int b)
{
if (b == 0)
{
Assert.Throws <InvalidOperationException>(() => ArithmeticWithPlus.Divide(a, b));
}
else
{
var actual = ArithmeticWithPlus.Divide(a, b);
var expected = a / b;
Assert.Equal(expected, actual);
}
}