public void DeferredNotificationsDontShowUpUntilUndeferred()
{
var fixture = new TestFixture();
fixture.Changing.ToObservableChangeSet(ImmediateScheduler.Instance).Bind(out var changing).Subscribe();
fixture.Changed.ToObservableChangeSet(ImmediateScheduler.Instance).Bind(out var changed).Subscribe();
var propertyChangingEvents = new List <PropertyChangingEventArgs>();
fixture.PropertyChanging += (sender, args) => propertyChangingEvents.Add(args);
var propertyChangedEvents = new List <PropertyChangedEventArgs>();
fixture.PropertyChanged += (sender, args) => propertyChangedEvents.Add(args);
AssertCount(0, changing, changed, propertyChangingEvents, propertyChangedEvents);
fixture.NullableInt = 4;
AssertCount(1, changing, changed, propertyChangingEvents, propertyChangedEvents);
var stopDelaying = fixture.DelayChangeNotifications();
fixture.NullableInt = 5;
AssertCount(1, changing, changed, propertyChangingEvents, propertyChangedEvents);
fixture.IsNotNullString = "Bar";
AssertCount(1, changing, changed, propertyChangingEvents, propertyChangedEvents);
fixture.NullableInt = 6;
AssertCount(1, changing, changed, propertyChangingEvents, propertyChangedEvents);
fixture.IsNotNullString = "Baz";
AssertCount(1, changing, changed, propertyChangingEvents, propertyChangedEvents);
var stopDelayingMore = fixture.DelayChangeNotifications();
fixture.IsNotNullString = "Bamf";
AssertCount(1, changing, changed, propertyChangingEvents, propertyChangedEvents);
stopDelaying.Dispose();
fixture.IsNotNullString = "Blargh";
AssertCount(1, changing, changed, propertyChangingEvents, propertyChangedEvents);
// NB: Because we debounce queued up notifications, we should only
// see a notification from the latest NullableInt and the latest
// IsNotNullableString
stopDelayingMore.Dispose();
AssertCount(3, changing, changed, propertyChangingEvents, propertyChangedEvents);
var expectedEventProperties = new[] { "NullableInt", "NullableInt", "IsNotNullString" };
Assert.Equal(expectedEventProperties, changing.Select(e => e.PropertyName));
Assert.Equal(expectedEventProperties, changed.Select(e => e.PropertyName));
Assert.Equal(expectedEventProperties, propertyChangingEvents.Select(e => e.PropertyName));
Assert.Equal(expectedEventProperties, propertyChangedEvents.Select(e => e.PropertyName));
}
public void DeferringNotificationsDontShowUpUntilUndeferred()
{
var fixture = new TestFixture();
fixture.Changed.ToObservableChangeSet(ImmediateScheduler.Instance).Bind(out var output).Subscribe();
Assert.Equal(0, output.Count);
fixture.NullableInt = 4;
Assert.Equal(1, output.Count);
var stopDelaying = fixture.DelayChangeNotifications();
fixture.NullableInt = 5;
Assert.Equal(1, output.Count);
fixture.IsNotNullString = "Bar";
Assert.Equal(1, output.Count);
fixture.NullableInt = 6;
Assert.Equal(1, output.Count);
fixture.IsNotNullString = "Baz";
Assert.Equal(1, output.Count);
var stopDelayingMore = fixture.DelayChangeNotifications();
fixture.IsNotNullString = "Bamf";
Assert.Equal(1, output.Count);
stopDelaying.Dispose();
fixture.IsNotNullString = "Blargh";
Assert.Equal(1, output.Count);
// NB: Because we debounce queued up notifications, we should only
// see a notification from the latest NullableInt and the latest
// IsNotNullableString
stopDelayingMore.Dispose();
Assert.Equal(3, output.Count);
}
public void DeferringNotificationsDontShowUpUntilUndeferred()
{
var fixture = new TestFixture();
var output = fixture.Changed.CreateCollection();
Assert.Equal(0, output.Count);
fixture.NullableInt = 4;
Assert.Equal(1, output.Count);
var stopDelaying = fixture.DelayChangeNotifications();
fixture.NullableInt = 5;
Assert.Equal(1, output.Count);
fixture.IsNotNullString = "Bar";
Assert.Equal(1, output.Count);
fixture.NullableInt = 6;
Assert.Equal(1, output.Count);
fixture.IsNotNullString = "Baz";
Assert.Equal(1, output.Count);
var stopDelayingMore = fixture.DelayChangeNotifications();
fixture.IsNotNullString = "Bamf";
Assert.Equal(1, output.Count);
stopDelaying.Dispose();
fixture.IsNotNullString = "Blargh";
Assert.Equal(1, output.Count);
// NB: Because we debounce queued up notifications, we should only
// see a notification from the latest NullableInt and the latest
// IsNotNullableString
stopDelayingMore.Dispose();
Assert.Equal(3, output.Count);
}
public void DeferringNotificationsDontShowUpUntilUndeferred()
{
var fixture = new TestFixture();
var output = fixture.Changed.CreateCollection();
Assert.Equal(0, output.Count);
fixture.NullableInt = 4;
Assert.Equal(1, output.Count);
var stopDelaying = fixture.DelayChangeNotifications();
fixture.NullableInt = 5;
Assert.Equal(1, output.Count);
fixture.IsNotNullString = "Bar";
Assert.Equal(1, output.Count);
fixture.NullableInt = 6;
Assert.Equal(1, output.Count);
fixture.IsNotNullString = "Baz";
Assert.Equal(1, output.Count);
var stopDelayingMore = fixture.DelayChangeNotifications();
fixture.IsNotNullString = "Bamf";
Assert.Equal(1, output.Count);
stopDelaying.Dispose();
fixture.IsNotNullString = "Blargh";
Assert.Equal(1, output.Count);
// NB: Because we debounce queued up notifications, we should only
// see a notification from the latest NullableInt and the latest
// IsNotNullableString
stopDelayingMore.Dispose();
Assert.Equal(3, output.Count);
}
