Tiago Aguiar tiago-aguiar-moreira

## Test3.cs
[Fact(DisplayName = "Given valid numbers, when sum then should succcess.")]
public void GivenValidNumbers_WhenSum_ThenShouldSucccess()
{
    //arrange
    const int resultExpected = 5;
    const int firstNumber = 3;
    const int secondNumber = 2;

    //act
    var resultActual = Calculator.Sum(firstNumber, secondNumber);

## Test2.cs
[Fact(DisplayName = "Given valid numbers, when sum then should succcess.")]

## Test1.cs
[Fact]
public void Test1()
{
    //arrange

    //act

    //assert
}

## Calculator.cs
public static int Sum(int firstNumber, int secondNumber)
{
    if (firstNumber < 0 || secondNumber < 0)
    {
        return -1;
    }

    return firstNumber + secondNumber;
}
	[Fact(DisplayName = "Given valid numbers, when sum then should succcess.")]
	public void GivenValidNumbers_WhenSum_ThenShouldSucccess()
	{
	//arrange
	const int resultExpected = 5;
	const int firstNumber = 3;
	const int secondNumber = 2;

	//act
	var resultActual = Calculator.Sum(firstNumber, secondNumber);
	public static int Sum(int firstNumber, int secondNumber)
	{
	if (firstNumber < 0 \|\| secondNumber < 0)
	{
	return -1;
	}

	return firstNumber + secondNumber;
	}