public void ToDigitArray_WhenPassedANegative_ThrowsAnException()
{
var hp = new HappyPrimes();
var aNegativeInteger = -1234;
Assert.Throws <NotImplementedException>(() => hp.ToDigitArray(aNegativeInteger));
}
public void ToDigitArray_Normally_ReturnsCorrectArray()
{
var hp = new HappyPrimes();
var actualResult = hp.ToDigitArray(234);
var expectedResult = new int[] { 2, 3, 4 };
Assert.AreEqual(expectedResult, actualResult);
}
