public void addReturnsInt()
{
var stringCalculator = new stringCalculator();
var add = stringCalculator.Add("0");
Assert.IsInstanceOfType(add, typeof(int));
}
public void testMaxNumberEqual()
{
var stringcalculator = new stringCalculator();
var add = stringcalculator.Add("//|\n1000|1|1");
const int expectedResult = 1002;
Assert.AreEqual(expectedResult, add);
}
public void addTwoNumbers()
{
var stringcalculator = new stringCalculator();
var add = stringcalculator.Add("1,4");
const int expectedResult = 5;
Assert.AreEqual(expectedResult, add);
}
public void allowMultpleDelimiters()
{
var stringcalculator = new stringCalculator();
var add = stringcalculator.Add("//[*][%]\n1*2%3");
const int expectedResult = 6;
Assert.AreEqual(expectedResult, add);
}
public void anyLenghtDelimters()
{
var stringcalculator = new stringCalculator();
var add = stringcalculator.Add("//[***]\n1***2***3”");
const int expectedResult = 6;
Assert.AreEqual(expectedResult, add);
}
public void chaningDelimiters()
{
var stringcalculator = new stringCalculator();
var add = stringcalculator.Add("//;\n10");
const int expectedresult = 10;
Assert.AreEqual(expectedresult, add);
}
public void addStringsWithDelimeters()
{
var stringcalculator = new stringCalculator();
var add = stringcalculator.Add("1\n7");
const int expectedResult = 8;
Assert.AreEqual(expectedResult, add);
}
public void addWhitespace()
{
var stringcalculator = new stringCalculator();
var add = stringcalculator.Add(new string(' ', 5));
const int expectedResult = 0;
Assert.AreEqual(expectedResult, add);
}
public void testingNegatives()
{
var negativeNumbers = "-1|-2|-3";
var stringcalculator = new stringCalculator();
try
{
var add = stringcalculator.Add($"//|\n{negativeNumbers}");
}
catch (ArgumentException exceptionNegatives)
{
const string negativeMessage = "negatives not allowed";
Assert.IsTrue(exceptionNegatives.Message.ToUpper().Contains(negativeNumbers.Replace("|", ",")));
}
}