public void IsEven_ShouldReturnValidResult_ForInt16()
{
// Arrange.
Int16 negativeTwo = -2;
Int16 negativeOne = -1;
Int16 zero = 0;
Int16 one = 1;
Int16 two = 2;
Int16 three = 3;
Int16 four = 4;
// Act.
var resultOne = negativeTwo.IsEven();
var resultTwo = negativeOne.IsEven();
var resultThree = zero.IsEven();
var resultFour = one.IsEven();
var resultFive = two.IsEven();
var resultSix = three.IsEven();
var resultSeven = four.IsEven();
// Assert.
resultOne.Should().BeTrue();
resultTwo.Should().BeFalse();
resultThree.Should().BeTrue();
resultFour.Should().BeFalse();
resultFive.Should().BeTrue();
resultSix.Should().BeFalse();
resultSeven.Should().BeTrue();
}
/// <summary>
/// Validates that the <paramref name="valueArgument"/> is odd.
/// </summary>
/// <param name="valueArgument">The <see cref="T:System.Int16"/> argument value to validate is odd.</param>
/// <param name="nameArgument">The argument name of the <see cref="T:System.Int16"/> value.</param>
/// <exception cref="ArgumentNullException">The <paramref name="nameArgument"/> is <see langword="null"/>.</exception>
/// <exception cref="ArgumentOutOfRangeException">The <paramref name="valueArgument"/> is even.</exception>
public static void RequireArgumentIsOdd(Int16 valueArgument,
[NotNull] String nameArgument)
{
nameArgument.RequireArgumentHasNonWhiteSpaceValue("nameArgument");
if (valueArgument.IsEven())
{
throw new ArgumentOutOfRangeException(nameArgument, valueArgument, String.Format(CultureInfo.InvariantCulture, "{0}.", Resources.ValueMustBeOdd));
}
}
