public void Given_a_null_builder_When_Create_is_called_Then_an_AgrumentNullException_should_be_thrown()
        {
            // Arrange.
            PagedEnumerableMetadataBuilder builder = null;

            // Act.
            Action testCode = () => PagedEnumerableMetadata.Create(builder);

            // Assert.
            testCode.Should()
            .Throw <ArgumentNullException>()
            .WithMessage("*cannot be null*builder*");
        }