public void SimpleTest()
{
StringCalc calc = new StringCalc();
int value = calc.Sum("2,2");
Assert.That(value, Is.EqualTo(4), "Wrong actual value");
}
public void SumNonDigitArgumentReturnsMinusOne()
{
StringCalc calc = new StringCalc();
int actual = calc.Sum("2,test");
Assert.AreEqual(-1, actual);
}
public void SumNegativeArgumentReturnsMinusOne()
{
StringCalc calc = new StringCalc();
int actual = calc.Sum("2,-1");
Assert.AreEqual(-1, actual);
}
public void SumNullArgumentReturnsMinusOne()
{
StringCalc calc = new StringCalc();
int actual = calc.Sum(null);
Assert.AreEqual(-1, actual);
}
public void SumMoreThanTwoNumbersReturnsMinusOne()
{
StringCalc calc = new StringCalc();
int actual = calc.Sum("2,2,2");
Assert.AreEqual(-1, actual);
}
public void SumOneAndTwoReturnsThree()
{
StringCalc calc = new StringCalc();
int actual = calc.Sum("1,2");
Assert.AreEqual(3, actual);
}
public void SumShuldBeStartWithOUTSpatialSeparatorPutFailString()
{
StringCalc stringCalc = new StringCalc();
string str = "1,4\n5*7.";
int expected = -1;
int actual = stringCalc.Sum(str);
Assert.That(actual, Is.EqualTo(expected));
}
public void SumShuldBeStartWithSpatialSeparator()
{
StringCalc stringCalc = new StringCalc();
string str = "//1,4\n5";
int expected = 10;
int actual = stringCalc.Sum(str);
Assert.That(actual, Is.EqualTo(expected));
}
public void SumCanHaveDifferents2LSeparators()
{
StringCalc stringCalc = new StringCalc();
string str = "1,4\n5";
int expected = 10;
int actual = stringCalc.Sum(str);
Assert.That(actual, Is.EqualTo(expected));
}
public void SumShouldBeNotHaveNegative()
{
StringCalc stringCalc = new StringCalc();
string str = "-1,2,3";
int expected = -1;
int actual = stringCalc.Sum(str);
Assert.That(actual, Is.EqualTo(expected));
}
public void SumShouldBeStringIsEmpty()
{
StringCalc stringCalc = new StringCalc();
string str = "";
int expected = 0;
int actual = str.Length;
Assert.That(actual, Is.EqualTo(expected));
}
public void SumShouldBeCorrect()
{
StringCalc stringCalc = new StringCalc();
string str = "0,1";
int expected = 1;
int actual = stringCalc.Sum(str);
Assert.That(actual, Is.EqualTo(expected));
}
