public async Task SetItem()
{
var list = new DictionaryReactiveCollectionSource <string, int>();
var notificationTask = list.ReactiveCollection.Changes
.Skip(2)
.FirstAsync()
.ToTask();
var range = new Dictionary <string, int>
{
{ "Key1", 1 },
{ "Key2", 2 },
{ "Key3", 3 }
};
list.AddRange(range);
list.SetItem("Key2", 3);
var notification = await notificationTask;
notification.Action.Should().Be(NotifyCollectionChangedAction.Replace);
notification.OldItems.Should().HaveCount(1);
notification.OldItems.Should().Contain(new KeyValuePair <string, int>("Key2", 2));
notification.NewItems.Should().Contain(new KeyValuePair <string, int>("Key2", 3));
notification.Current.Should().Equal(new Dictionary <string, int>
{
{ "Key1", 1 },
{ "Key2", 3 },
{ "Key3", 3 }
});
}
public async Task SetItem()
{
var list = new DictionaryReactiveCollectionSource <string, int>(DeterministicStringKeyComparer.Instance);
var notificationTask = list.ReactiveCollection.Changes
.Skip(2)
.FirstAsync()
.ToTask();
list.AddRange(new Dictionary <string, int>
{
{ "Key1", 1 },
{ "Key2", 2 },
{ "Key3", 3 }
});
list.SetItem("Key2", 3);
await Verify(notificationTask);
}
public async Task SetItem()
{
var list = new DictionaryReactiveCollectionSource<string, int>();
var notificationTask = list.ReactiveCollection.Changes
.Skip(2)
.FirstAsync()
.ToTask();
var range = new Dictionary<string, int>
{
{ "Key1", 1 },
{ "Key2", 2 },
{ "Key3", 3 }
};
list.AddRange(range);
list.SetItem("Key2", 3);
var notification = await notificationTask;
notification.Action.Should().Be(NotifyCollectionChangedAction.Replace);
notification.OldItems.Should().HaveCount(1);
notification.OldItems.Should().Contain(new KeyValuePair<string, int>("Key2", 2));
notification.NewItems.Should().Contain(new KeyValuePair<string, int>("Key2", 3));
notification.Current.Should().Equal(new Dictionary<string, int>
{
{ "Key1", 1 },
{ "Key2", 3 },
{ "Key3", 3 }
});
}
