public void Ancestors_OnRoot_ReturnsNone()
{
var item = new ItemCore.Builder().ToImmutable().ToNode();
var ancestors = item.Ancestors();
Assert.Empty(ancestors);
}
public void AncestorsAndSelf_OnRoot_ReturnsSelf()
{
var item = new ItemCore.Builder().ToImmutable().ToNode();
var ancestors = item.AncestorsAndSelf();
Assert.Collection(ancestors, x => Assert.Same(item, x));
}
public void With_CollectionProperty_CreatesModifiedInstance()
{
var item = new ItemCore.Builder().ToImmutable();
var subject = new ContainerCore.Builder().ToImmutable();
var newInstance = subject.WithItems(new[] { item }.ToImmutableArray());
Assert.Collection(newInstance.Items, x => Assert.Same(item, x));
}
public void With_CollectionProperty_DoesNotModifyInstance()
{
var item = new ItemCore.Builder().ToImmutable();
var subject = new ContainerCore.Builder().ToImmutable();
subject.WithItems(new[] { item }.ToImmutableArray());
Assert.Empty(subject.Items);
}
public void With_SimpleProperty_CreatesModifiedInstance()
{
const string NewName = "New Name";
var subject = new ItemCore.Builder().ToImmutable();
var newInstance = subject.WithName(NewName);
Assert.Equal(NewName, newInstance.Name);
}
public void With_SimpleProperty_DoesNotModifyInstance()
{
const string NewName = "New Name";
var subject = new ItemCore.Builder().ToImmutable();
subject.WithName(NewName);
Assert.Null(subject.Name);
}
public void ToBuilder_CopiesSimpleProperty()
{
const string Name = "Name";
var subject = new ItemCore.Builder()
{
Name = Name
}.ToImmutable();
var builder = subject.ToBuilder();
Assert.Equal(subject.Name, builder.Name);
}
public void ToBuilder_CopiesCollectionProperty()
{
const string ItemId = "qwerty12345";
var itemBuilder = new ItemCore.Builder()
{
Id = ItemId
};
var container = new ContainerCore.Builder()
{
Items = { itemBuilder }
}.ToImmutable();
var builder = container.ToBuilder();
Assert.Collection(builder.Items, x => Assert.Same(ItemId, x.Id));
}
public void With_CollectionProperty_ParamsOverride_ReplacesItems()
{
const string Item1Id = "id1";
const string Item2Id = "id2";
var item1 = new ItemCore.Builder {
Id = Item1Id
};
var item2Node = new ItemCore.Builder {
Id = Item2Id
}.ToImmutable().ToNode();
var container = new ContainerCore.Builder {
Items = { item1 }
}.ToImmutable().ToNode();
var newContainer = container.WithItems(item2Node);
Assert.NotSame(container, newContainer);
Assert.Collection(
container.Items,
x => Assert.Equal(Item1Id, x.Id));
Assert.Collection(
newContainer.Items,
x => Assert.Equal(Item2Id, x.Id));
}
public void Add_CollectionProperty_IEnumerableOverride_AddsItems()
{
const string Item1Id = "id1";
const string Item2Id = "id2";
var item1 = new ItemCore.Builder {
Id = Item1Id
};
var item2Node = new ItemCore.Builder {
Id = Item2Id
}.ToImmutable().ToNode();
var container = new ContainerCore.Builder {
Items = { item1 }
}.ToImmutable().ToNode();
var newContainer = container.AddItems(new[] { item2Node }.ToImmutableList());
Assert.NotSame(container, newContainer);
Assert.Collection(
container.Items,
x => Assert.Equal(Item1Id, x.Id));
Assert.Collection(
newContainer.Items,
x => Assert.Equal(Item1Id, x.Id),
x => Assert.Equal(Item2Id, x.Id));
}
