public void SingleNumberReturnsSum()
{
Calculator calc = new Calculator();
int result = calc.Add("3");
Assert.AreEqual(3, result);
}
public void EmptyStringReturnsZero()
{
Calculator calc = new Calculator();
int result = calc.Add("");
Assert.AreEqual(0, result);
}
public void TwoNumbersReturnsSum(string input, int expectedResult)
{
//Arrange
Calculator calc = new Calculator();
//Act
int result = calc.Add(input);
//Assert
Assert.AreEqual(expectedResult, result);
}
public void NewLinesBetweenNums()
{
Calculator calc = new Calculator();
int result = calc.Add("1\n2,3");
Assert.AreEqual(6, result);
}