public void ReturnTrueAndMatchMessage_WhenArgumentIsEqual()
{
// Arrange.
EqualValidationPredicate<int> validationPredicate = new EqualValidationPredicate<int>(3);
// Act.
IValidationPredicateResult result = validationPredicate.Match(3);
// Assert.
Assert.IsTrue(result.IsMatch);
Assert.AreEqual("The argument is equal to <3>.", result.Message);
}