public void DivideByZeroTest()
{
//Arrange
double num1 = 550;
double num2 = 0;
CalcOperations calc = new CalcOperations();
//Act & Assert
Assert.ThrowsException <DivideByZeroException>(() => calc.Divide(num1, num2));
}
public void DivideTest()
{
//Arrange
double num1 = 550;
double num2 = 2;
double expected = 275;
CalcOperations calc = new CalcOperations();
//Act
double actual = calc.Divide(num1, num2);
//Assert
Assert.AreEqual(expected, actual);
}