public void TwoPlusTwoIsFour()
{
//Arrange
int num1 = 2;
int num2 = 2;
string action = "+";
int expectedResults = 4;
Arithmetics arithmetics = new Arithmetics();
//Act
int actualResults = arithmetics.Calculate(num1, num2, action);
// Assert
Assert.AreEqual(expectedResults, actualResults);
}
public void NonExistingActionThrowsException()
{
//Arrange
int num1 = 5;
int num2 = 0;
string action = "not found";
// int expectedResults = 4;
Arithmetics arithmetics = new Arithmetics();
bool isExceptionthrown = false;
//Act
try
{
int actualResults = arithmetics.Calculate(num1, num2, action);
}
catch (Exception ex)
{
isExceptionthrown = true;
}
// Assert
Assert.IsTrue(isExceptionthrown);
}
public void FiveDividedByZeroThrowsException()
{
//Arrange
int num1 = 5;
int num2 = 0;
string action = "/";
// int expectedResults = 4;
Arithmetics arithmetics = new Arithmetics();
bool exceptionThown = false;
//Act
try
{
int actualResults = arithmetics.Calculate(num1, num2, action);
}
catch (DivideByZeroException ex)
{
exceptionThown = true;
}
// Assert
Assert.IsTrue(exceptionThown);
}