public void ThrowWhenUnspportedOperation()
{
var calculator = new ConsoleCalculator.Calculator();
Assert.That(() => calculator.Calculate(1, 1, "+"),
Throws.TypeOf <CalculationOperationNotSupportedException>());
Assert.That(() => calculator.Calculate(1, 1, "+"),
Throws.TypeOf <CalculationOperationNotSupportedException>()
.With.Property("Operation").EqualTo("+"));
//fail
//Assert.That(() => calculator.Calculate(1, 1, "+"),
// Throws.TypeOf<CalculationException>());
Assert.That(() => calculator.Calculate(1, 1, "+"),
Throws.InstanceOf <CalculationException>());
}
