public void Subtract_AllowNegative_UpperBound1000_CorrectOutput()
{
List <int> list = input.ToList();
_calService.AllowNegative = true;
_calService.UpperBound = 1000;
float expectedValue = 0;
string expected = "";
for (int i = 0; i < list.Count; i++)
{
int item = list[i];
if (i == 0)
{
expectedValue = item;
expected = $"{item}-";
continue;
}
if (item > 1000)
{
expected += "0-";
}
else
{
expectedValue -= item;
expected += $"{item}-";
}
}
expected = $"subtract: {expected.Remove(expected.Length-1, 1)} = {expectedValue}";
Assert.IsTrue(_calService.Subtract(list).Equals(expected));
}
public void Calculate_Subtract_CorrectOutput()
{
ICalculateService calService = new CalculateService()
{
AllowNegative = true,
UpperBound = 2000
};
Calculator cal = new Calculator(
new DelimiterService(),
new ParseService(),
calService
);
cal.SetStringSequence("//[*][!!][rrr]\\n11rrr22*-33!!44");
int[] numbers = { 11, 22, -33, 44 };
string expectedValue = (11 - 22 - (-33) - 44).ToString();
string value = cal.Calculate(Calculator.CalculateOperation.SUBSTRACT);
Assert.IsTrue(value.Contains(expectedValue));
Assert.IsTrue(value.Equals(calService.Subtract(numbers.ToList())));
}