public void ReturnFalseAndUnmatchMessage_WhenArgumentIsDoublePositiveInfinity()
{
// Arrange.
float value = float.PositiveInfinity;
// Act.
IValidationPredicateResult result = FloatNotInfinityValidationPredicate.Instance.Match(value);
// Assert.
Assert.IsFalse(result.IsMatch);
Assert.AreEqual("The argument is infinity.", result.Message);
}