public async Task First_notification_is_reset()
{
var list = new SortedListReactiveCollectionSource<int>();
var notification = await list.ReactiveCollection.Changes.FirstAsync().ToTask();
notification.Action.Should().Be(NotifyCollectionChangedAction.Reset);
notification.OldItems.Should().BeEmpty();
notification.NewItems.Should().BeEmpty();
notification.Current.Should().BeEmpty();
}
public async Task RemoveAll()
{
var list = new SortedListReactiveCollectionSource <int>();
var notificationTask = list.ReactiveCollection.Changes
.Skip(2)
.FirstAsync()
.ToTask();
list.AddRange(new[] { 1, 2, 3 });
list.RemoveAll(x => x % 2 == 0);
var notification = await notificationTask;
notification.Action.Should().Be(NotifyCollectionChangedAction.Reset);
notification.Current.Should().Equal(1, 3);
}
public async Task RemoveRange()
{
var list = new SortedListReactiveCollectionSource <int>();
var notificationsTask = list.ReactiveCollection.Changes
.Skip(2)
.Take(1)
.ToArray()
.ToTask();
list.AddRange(new[] { 1, 2, 3, 4 });
list.RemoveRange(new[] { 2, 4 });
var notifications = await notificationsTask;
notifications[0].Action.Should().Be(NotifyCollectionChangedAction.Reset);
notifications[0].Current.Should().Equal(1, 3);
}
public async Task Add()
{
var list = new SortedListReactiveCollectionSource<int>();
var notificationTask = list.ReactiveCollection.Changes
.Skip(1)
.FirstAsync()
.ToTask();
list.Add(1);
var notification = await notificationTask;
notification.Index.Should().Be(0);
notification.Action.Should().Be(NotifyCollectionChangedAction.Add);
notification.NewItems.Should().Equal(1);
notification.OldItems.Should().BeEmpty();
notification.Current.Should().Equal(1);
}
public void GetEnumerator()
{
var list = new SortedListReactiveCollectionSource <int>();
var range = new[] { 1, 2, 3 };
list.AddRange(range);
using (var enumerator = list.GetEnumerator())
{
enumerator.MoveNext().Should().BeTrue();
enumerator.Current.Should().Be(1);
enumerator.MoveNext().Should().BeTrue();
enumerator.Current.Should().Be(2);
enumerator.MoveNext().Should().BeTrue();
enumerator.Current.Should().Be(3);
enumerator.MoveNext().Should().BeFalse();
}
}
public async Task Add()
{
var list = new SortedListReactiveCollectionSource <int>();
var notificationTask = list.ReactiveCollection.Changes
.Skip(1)
.FirstAsync()
.ToTask();
list.Add(1);
var notification = await notificationTask;
notification.Index.Should().Be(0);
notification.Action.Should().Be(NotifyCollectionChangedAction.Add);
notification.NewItems.Should().Equal(1);
notification.OldItems.Should().BeEmpty();
notification.Current.Should().Equal(1);
}
public async Task RemoveRange2()
{
var list = new SortedListReactiveCollectionSource <int>();
var notificationTask = list.ReactiveCollection.Changes
.Skip(2)
.FirstAsync()
.ToTask();
list.AddRange(new[] { 1, 2, 3, 4 });
list.RemoveRange(2, 2);
var notification = await notificationTask;
notification.Action.Should().Be(NotifyCollectionChangedAction.Remove);
notification.OldItems.Should().Equal(3, 4);
notification.NewItems.Should().BeEmpty();
notification.Current.Should().Equal(1, 2);
}
public async Task Replace()
{
var list = new SortedListReactiveCollectionSource <int>();
var notificationsTask = list.ReactiveCollection.Changes
.Skip(2)
.Take(2)
.ToArray()
.ToTask();
list.AddRange(new[] { 1, 2, 3, 4, 1 });
list.Replace(1, 5);
var notifications = await notificationsTask;
notifications[0].Action.Should().Be(NotifyCollectionChangedAction.Remove);
notifications[0].OldItems.Should().Equal(1);
notifications[1].Action.Should().Be(NotifyCollectionChangedAction.Add);
notifications[1].NewItems.Should().Equal(5);
notifications[1].Current.Should().Equal(1, 2, 3, 4, 5);
}
public void Contains()
{
var list = new SortedListReactiveCollectionSource<int>
{
1
};
list.Contains(1).Should().BeTrue();
list.Contains(2).Should().BeFalse();
}
public async Task Replace()
{
var list = new SortedListReactiveCollectionSource<int>();
var notificationsTask = list.ReactiveCollection.Changes
.Skip(2)
.Take(2)
.ToArray()
.ToTask();
list.AddRange(new[] { 1, 2, 3, 4, 1 });
list.Replace(1, 5);
var notifications = await notificationsTask;
notifications[0].Action.Should().Be(NotifyCollectionChangedAction.Remove);
notifications[0].OldItems.Should().Equal(1);
notifications[1].Action.Should().Be(NotifyCollectionChangedAction.Add);
notifications[1].NewItems.Should().Equal(5);
notifications[1].Current.Should().Equal(1, 2, 3, 4, 5);
}
public async Task RemoveRange2()
{
var list = new SortedListReactiveCollectionSource<int>();
var notificationTask = list.ReactiveCollection.Changes
.Skip(2)
.FirstAsync()
.ToTask();
list.AddRange(new[] { 1, 2, 3, 4 });
list.RemoveRange(2, 2);
var notification = await notificationTask;
notification.Action.Should().Be(NotifyCollectionChangedAction.Remove);
notification.OldItems.Should().Equal(3, 4);
notification.NewItems.Should().BeEmpty();
notification.Current.Should().Equal(1, 2);
}
public async Task RemoveRange()
{
var list = new SortedListReactiveCollectionSource<int>();
var notificationsTask = list.ReactiveCollection.Changes
.Skip(2)
.Take(1)
.ToArray()
.ToTask();
list.AddRange(new[] { 1, 2, 3, 4 });
list.RemoveRange(new[] { 2, 4 });
var notifications = await notificationsTask;
notifications[0].Action.Should().Be(NotifyCollectionChangedAction.Reset);
notifications[0].Current.Should().Equal(1, 3);
}
public async Task RemoveAll()
{
var list = new SortedListReactiveCollectionSource<int>();
var notificationTask = list.ReactiveCollection.Changes
.Skip(2)
.FirstAsync()
.ToTask();
list.AddRange(new[] { 1, 2, 3 });
list.RemoveAll(x => x % 2 == 0);
var notification = await notificationTask;
notification.Action.Should().Be(NotifyCollectionChangedAction.Reset);
notification.Current.Should().Equal(1, 3);
}
public void Item()
{
var list = new SortedListReactiveCollectionSource<int>();
list.Add(1);
list[0].Should().Be(1);
}
public void IndexOf()
{
var list = new SortedListReactiveCollectionSource<int>();
list.AddRange(new[] { 1, 2, 3 });
list.IndexOf(3).Should().Be(2);
list.IndexOf(2).Should().Be(1);
list.IndexOf(1).Should().Be(0);
}
public void GetEnumerator()
{
var list = new SortedListReactiveCollectionSource<int>();
var range = new[] { 1, 2, 3 };
list.AddRange(range);
using (var enumerator = list.GetEnumerator())
{
enumerator.MoveNext().Should().BeTrue();
enumerator.Current.Should().Be(1);
enumerator.MoveNext().Should().BeTrue();
enumerator.Current.Should().Be(2);
enumerator.MoveNext().Should().BeTrue();
enumerator.Current.Should().Be(3);
enumerator.MoveNext().Should().BeFalse();
}
}
public void CopyTo()
{
var list = new SortedListReactiveCollectionSource<int>();
var range = new[] { 1, 2, 3 };
list.AddRange(range);
var target = new int[5];
list.CopyTo(target, 2);
target.Should().Equal(0, 0, 1, 2, 3);
}
