void When_non_recursive_but_ends_nullable_should_visit_ok(int input, int?expected)
{
// Arrange
var instance = new Foo {
Number = input
};
Expression <Func <Foo, int> > ex = x => x.GetNullWhenIs2().Length;
// Act
var func = (visitorNonRecursive.Visit(ex) as Expression <Func <Foo, int?> >).Compile();
// Assert
func(instance).Should().Be(expected);
}
void Single_member_property_of_nullable_struct(char?input, char?expected)
{
// Arrange
Expression <Func <char?, char> > ex = x => x.Value;
// Act
var func = (visitor.Visit(ex) as Expression <Func <char?, char?> >).Compile();
// Assert
func(input).Should().Be(expected);
}