public void AddNullOrEmptyStringValidationPredicate()
        {
            // Arrange.
            ValidatableArgument <string> argument =
                new ValidatableArgument <string>("argument", "string");

            // Act.
            argument.IsNullOrWhiteSpace();

            // Assert.
            Assert.AreEqual(1, argument.ValidationPredicates.Count());
            Assert.IsInstanceOfType(argument.ValidationPredicates.First(), typeof(StringNullOrWhiteSpaceValidationPredicate));
        }
        public void AddStringNullOrWhiteSpaceValidationPredicate()
        {
            // Arrange.
            ValidatableArgument<string> argument =
                new ValidatableArgument<string>("argument", "string");

            // Act.
            argument.IsNullOrWhiteSpace();

            // Assert.
            Assert.AreEqual(1, argument.ValidationPredicates.Count());
            Assert.IsInstanceOfType(argument.ValidationPredicates.First(), typeof(StringNullOrWhiteSpaceValidationPredicate));
        }
        public void RunInExpectedTime()
        {
            // Arrange.
            ValidatableArgument <string> argument =
                new ValidatableArgument <string>("argument", "string");

            // Act & Assert.
            Ensure.ActionRunsInExpectedTime(
                () =>
            {
                argument.IsNullOrWhiteSpace();
            },
                PerformanceConstants.ValidationPredicateExecutionCount,
                PerformanceConstants.ValidationPredicateTotalExecutionExpectedTime);
        }
        public void RunInExpectedTime()
        {
            // Arrange.
            ValidatableArgument<string> argument =
                new ValidatableArgument<string>("argument", "string");

            // Act & Assert.
            Ensure.ActionRunsInExpectedTime(
                () =>
                {
                    argument.IsNullOrWhiteSpace();
                },
                PerformanceConstants.ValidationPredicateExecutionCount,
                PerformanceConstants.ValidationPredicateTotalExecutionExpectedTime);
        }