public void Calc_WrongExpression_0Returned()
{
//arrange
StringCalculator calculator = new StringCalculator();
//act
int result = calculator.Calc("*");
result += calculator.Calc("+");
result += calculator.Calc("-");
result += calculator.Calc("/");
result += calculator.Calc("%");
//assert
Assert.AreEqual(0, result);
}
public void ReturnCorrectAnswerToEquation(string equation, double answer)
{
var calculator = new StringCalculator();
var result = calculator.Calc(equation);
result.Should().Be(answer);
}
public void Calc_1Summ2_3Retuned()
{
//arrange
StringCalculator calculator = new StringCalculator();
//act
int result = calculator.Calc("1+2");
//assert
Assert.AreEqual(3, result);
}
public void Calc_EmptyExpression_0Returned ()
{
//arrange
StringCalculator calculator = new StringCalculator();
//act
int result = calculator.Calc("");
//assert
Assert.AreEqual(0, result);
}
