public void Returns_HashSet_if_assignable()
{
var factory = new CollectionTypeFactory();
Assert.Same(typeof(HashSet <Random>), factory.TryFindTypeToInstantiate(typeof(ICollection <Random>)));
Assert.Same(typeof(HashSet <Random>), factory.TryFindTypeToInstantiate(typeof(ISet <Random>)));
}
public void Returns_given_type_if_public_parameterless_constructor_available()
{
var factory = new CollectionTypeFactory();
Assert.Same(typeof(CustomHashSet), factory.TryFindTypeToInstantiate(typeof(CustomHashSet)));
Assert.Same(typeof(CustomList), factory.TryFindTypeToInstantiate(typeof(CustomList)));
Assert.Same(typeof(HashSet <Random>), factory.TryFindTypeToInstantiate(typeof(HashSet <Random>)));
Assert.Same(typeof(List <Random>), factory.TryFindTypeToInstantiate(typeof(List <Random>)));
Assert.Same(typeof(ObservableCollection <Random>), factory.TryFindTypeToInstantiate(typeof(ObservableCollection <Random>)));
}
public void Returns_null_when_no_usable_concrete_type_found()
{
var factory = new CollectionTypeFactory();
Assert.Null(factory.TryFindTypeToInstantiate(typeof(PrivateConstructor)));
Assert.Null(factory.TryFindTypeToInstantiate(typeof(InternalConstructor)));
Assert.Null(factory.TryFindTypeToInstantiate(typeof(ProtectedConstructor)));
Assert.Null(factory.TryFindTypeToInstantiate(typeof(NoParameterlessConstructor)));
Assert.Null(factory.TryFindTypeToInstantiate(typeof(Abstract)));
Assert.Null(factory.TryFindTypeToInstantiate(typeof(object)));
Assert.Null(factory.TryFindTypeToInstantiate(typeof(Random)));
Assert.Null(factory.TryFindTypeToInstantiate(typeof(IEnumerable <Random>)));
}
