public void WhenLargeIntegerIsPassedThenItShouldConvertIntoBigInteger()
{
var parser = new BigNumberParser();
var actual = parser.Parse("12345678987655554443322234");
var expected = BigInteger.Parse("12345678987655554443322234");
Assert.AreEqual(expected, actual);
}
public void WhenTwoLargeNumbersArePassedThenNumbersMustBeAdded()
{
// arrange
var parser = new BigNumberParser();
var calculator = new NumberCalculaor(parser);
// act
var expected = BigInteger.Parse("222222222222222222");
var actual = calculator.AddBigNumbers("111111111111111111", "111111111111111111");
// assert
Assert.AreEqual(expected.ToString().Equals(actual), true);
}
public void WhenADecimalNumberIsPassedThenDecimalNumberNotAllowedExceptionThrown()
{
var parser = new BigNumberParser();
parser.Parse("5.6666666");
}
public void WhenEmptyValueIsParsedThenItShouldNullException()
{
var parser = new BigNumberParser();
parser.Parse(string.Empty);
}
public void WhenNullValueIsParsedThenItShouldNullException()
{
var parser = new BigNumberParser();
parser.Parse(null);
}
