/// <summary>
/// Initializes a new instance of the <see cref="GitObjectViewModelBase" /> class.
/// </summary>
/// <param name="actions">Additional actions provided by the derived class.</param>
protected GitObjectViewModelBase(IReadOnlyList <IGitObjectAction> actions = null)
{
var validGitObject = this.WhenAnyValue(x => x.SelectedGitObject).Select(x => x != null);
var gitObjectActions = new ObservableCollectionExtended <IGitObjectAction>();
if (actions != null)
{
gitObjectActions.AddRange(actions);
}
var resetActions = new List <IGitObjectAction>()
{
new ObservableGitObjectAction("Hard - Delete Changes", ReactiveCommand.CreateFromObservable(() => ResetImpl(SelectedGitObject, ResetMode.Hard), validGitObject)),
new ObservableGitObjectAction("Soft - Keep Changes", ReactiveCommand.CreateFromObservable(() => ResetImpl(SelectedGitObject, ResetMode.Soft), validGitObject)),
new ObservableGitObjectAction("Mixed - Reset Index/Keep Working Directory", ReactiveCommand.CreateFromObservable(() => ResetImpl(SelectedGitObject, ResetMode.Mixed), validGitObject)),
};
gitObjectActions.Add(new InfoGitObjectAction("Reset", resetActions));
gitObjectActions.Add(new ObservableGitObjectAction("Checkout", ReactiveCommand.CreateFromObservable(() => CheckoutImpl(SelectedGitObject, false), validGitObject)));
gitObjectActions.Add(new ObservableGitObjectAction("Checkout (force)", ReactiveCommand.CreateFromObservable(() => CheckoutImpl(SelectedGitObject, true), validGitObject)));
Actions = gitObjectActions;
}
public void Add()
{
_collection.Add(1);
_results.Messages.Count.Should().Be(1);
_results.Data.Count.Should().Be(1);
_results.Data.Items.First().Should().Be(1);
}
public void Test1()
{
ObservableCollectionExtended <int> collection = new ObservableCollectionExtended <int>();
collection.Add(1);
collection.Add(2);
collection.Add(3);
test(collection);
}
private static void ConstructorAssertions(Verify verify, ObservableCollectionExtended <object> result, WeakNotifier weakNotifier, Notifier notifier)
{
var itemAssert = new ItemPropertyChangedEventTest(verify, result);
var itemAddedEventQueue = new Queue <Tuple <object, ItemEventArgs <object> > >();
result.ItemAdded += (s, e) => itemAddedEventQueue.Enqueue(Tuple.Create(s, e));
var itemRemovedEventQueue = new Queue <Tuple <object, ItemEventArgs <object> > >();
result.ItemRemoved += (s, e) => itemRemovedEventQueue.Enqueue(Tuple.Create(s, e));
weakNotifier.Age += 1;
itemAssert.ExpectEvent(weakNotifier, "Age");
notifier.Age += 1;
itemAssert.ExpectEvent(notifier, "Age");
var oldCount = result.Count;
result.Clear();
verify.AreEqual(oldCount, itemRemovedEventQueue.Count, "incorrect number of items reported as being removed");
weakNotifier.Age += 1;
notifier.Age += 1;
verify.AreEqual(0, result.Count, "The collection should be empty");
itemAssert.ExpectCountEquals(0, "ItemPropertyChanged events were fired when the collection was supposed to be empty.");
result.Add(weakNotifier);
result.Add(notifier);
verify.AreEqual(2, result.Count, "The new items were not added");
verify.AreEqual(2, itemAddedEventQueue.Count, "The new item events didn't fire");
CollectionAssert.AreEqual(result, result.ReadOnlyWrapper);
itemRemovedEventQueue.Clear();
result.RemoveAt(0);
verify.AreEqual(1, itemRemovedEventQueue.Count, "the item wasn't removed");
verify.AreSame(notifier, result[0], "the wrong item was removed");
CollectionAssert.AreEqual(result, result.ReadOnlyWrapper);
itemAddedEventQueue.Clear();
itemRemovedEventQueue.Clear();
result[0] = weakNotifier;
verify.AreSame(weakNotifier, result[0], "the item wasn't updated");
verify.AreEqual(1, itemAddedEventQueue.Count, "the add event for replacing an item didn't fire");
verify.AreEqual(1, itemRemovedEventQueue.Count, "the remove event for replacing an item didn't fire");
CollectionAssert.AreEqual(result, result.ReadOnlyWrapper);
}
public GameRestoreObject(Mod.MEGame game, IEnumerable <GameTarget> availableBackupSources, Window window)
{
this.window = window;
this.Game = game;
this.AvailableBackupSources.AddRange(availableBackupSources);
AvailableBackupSources.Add(new GameTarget(Game, "Restore to custom location", false, true));
LoadCommands();
switch (Game)
{
case Mod.MEGame.ME1:
GameTitle = "Mass Effect";
GameIconSource = "/images/gameicons/ME1_48.ico";
break;
case Mod.MEGame.ME2:
GameTitle = "Mass Effect 2";
GameIconSource = "/images/gameicons/ME2_48.ico";
break;
case Mod.MEGame.ME3:
GameTitle = "Mass Effect 3";
GameIconSource = "/images/gameicons/ME3_48.ico";
break;
}
ResetRestoreStatus();
}
public void AutoPersistCollectionSmokeTest()
{
new TestScheduler().With(sched =>
{
var manualSave = new Subject <Unit>();
var item = new TestFixture();
var fixture = new ObservableCollectionExtended <TestFixture> {
item
};
var timesSaved = 0;
fixture.AutoPersistCollection(x =>
{
timesSaved++;
return(Observables.Unit);
},
manualSave,
TimeSpan.FromMilliseconds(100));
sched.AdvanceByMs(2 * 100);
Assert.Equal(0, timesSaved);
// By being added to collection, AutoPersist is enabled for item
item.IsNotNullString = "Foo";
sched.AdvanceByMs(2 * 100);
Assert.Equal(1, timesSaved);
// Removed from collection = no save
fixture.Clear();
sched.AdvanceByMs(2 * 100);
Assert.Equal(1, timesSaved);
// Item isn't in the collection, it doesn't get persisted anymore
item.IsNotNullString = "Bar";
sched.AdvanceByMs(2 * 100);
Assert.Equal(1, timesSaved);
// Added back item gets saved
fixture.Add(item);
sched.AdvanceByMs(100); // Compensate for scheduling
item.IsNotNullString = "Baz";
sched.AdvanceByMs(2 * 100);
Assert.Equal(2, timesSaved);
// Even if we issue a reset
fixture.SuspendNotifications().Dispose(); // Will cause a reset.
sched.AdvanceByMs(100); // Compensate for scheduling
item.IsNotNullString = "Bamf";
sched.AdvanceByMs(2 * 100);
Assert.Equal(3, timesSaved);
// Remove by hand = no save
fixture.RemoveAt(0);
item.IsNotNullString = "Blomf";
sched.AdvanceByMs(2 * 100);
Assert.Equal(3, timesSaved);
});
}
public GameRestoreObject(MEGame game, IEnumerable <GameTarget> availableBackupSources, MainWindow window)
{
this.window = window;
this.Game = game;
this.AvailableBackupSources.AddRange(availableBackupSources);
AvailableBackupSources.Add(new GameTarget(Game, M3L.GetString(M3L.string_restoreToCustomLocation), false, true));
LoadCommands();
switch (Game)
{
case MEGame.ME1:
GameTitle = @"Mass Effect";
GameIconSource = @"/images/gameicons/ME1_48.ico";
break;
case MEGame.ME2:
GameTitle = @"Mass Effect 2";
GameIconSource = @"/images/gameicons/ME2_48.ico";
break;
case MEGame.ME3:
GameTitle = @"Mass Effect 3";
GameIconSource = @"/images/gameicons/ME3_48.ico";
break;
}
ResetRestoreStatus();
}
private async Task UpdatePage(int page)
{
Debug.WriteLine($"Update page: {page}");
var links = await _insecamSelector.GetSourceLinksAsync(page);
if (Sources == null)
{
Sources = new ObservableCollectionExtended <PlayerViewModel>();
foreach (var item in links)
{
IStreamDecoder decoder = Locator.Current.GetService <IStreamDecoder>();
Sources.Add(new PlayerViewModel(decoder)
{
Location = item.Location,
Uri = item.StreamUri
});
}
}
else
{
for (int i = 0; i < links.Count; i++)
{
Sources[i].Location = links[i].Location;
Sources[i].Uri = links[i].StreamUri;
}
}
}
public NewGameViewModel()
{
Players = new ObservableCollectionExtended <string>();
var canStart = this.Players.ToObservableChangeSet().CountChanged().Select(_ => this.Players.Count >= 3);
StartGame = ReactiveCommand.Create(() => { }, canStart);
RandomizeOrder = ReactiveCommand.Create(() => {
using (Players.SuspendNotifications()) {
var r = new Random();
var newOrder = Players.OrderBy(x => r.NextDouble()).ToList();
Players.Clear();
Players.AddRange(newOrder);
}
},
canStart);
RemovePlayer = ReactiveCommand.Create <string>(player => this.Players.Remove(player));
var canAddPlayer = this.WhenAnyValue(x => x.Players.Count, x => x.NewPlayerName,
(count, newPlayerName) => count < 7 && !string.IsNullOrWhiteSpace(newPlayerName) && !this.Players.Contains(newPlayerName));
AddPlayer = ReactiveCommand.Create(() => {
Players.Add(NewPlayerName.Trim());
NewPlayerName = string.Empty;
},
canAddPlayer);
}
public void ShouldUnselectSelectedProvider() => new TestScheduler().With(scheduler =>
{
var collection = new ObservableCollectionExtended <IProvider>();
var changes = collection.ToObservableChangeSet(x => x.Id);
_providerStorage.Read().Returns(changes);
_providerStorage
.When(storage => storage.Refresh())
.Do(args => collection.Add(Substitute.For <IProvider>()));
var model = BuildMainViewModel(scheduler);
scheduler.AdvanceBy(2);
model.Providers.Should().BeEmpty();
model.Refresh.Execute(null);
scheduler.AdvanceBy(3);
model.Providers.Should().NotBeEmpty();
model.SelectedProvider.Should().NotBeNull();
model.Unselect.CanExecute(null).Should().BeTrue();
model.Unselect.Execute(null);
scheduler.AdvanceBy(3);
model.Providers.Should().NotBeEmpty();
model.SelectedProvider.Should().BeNull();
});
public void Test_ObservableCollectionExtended_AddNewObject_NoPropertyChangedEventRaised()
{
_persons.Add(new Person {
FirstName = "John", LastName = "Smith"
});
Assert.AreEqual(0, _recievedEvents.Count);
}
public void ExtendedObservableCollection_ConstructorTest1()
{
using (var verify = new Verify())
{
var result = new ObservableCollectionExtended <object>();
result.Add(1);
result.Add("Boat");
var weakNotifier = new WeakNotifier();
var notifier = new Notifier();
result.Add(weakNotifier);
result.Add(notifier);
ConstructorAssertions(verify, result, weakNotifier, notifier);
}
}
public void ExtendedReadOnlyObservableCollection_MemoryTest()
{
using (var verify = new Verify())
{
Func <WeakReference> builder = () =>
{
var source = new ObservableCollectionExtended <int>();
var target = new ReadOnlyObservableCollectionExtended <int>(source);
var sourceEvents = new Queue <NotifyCollectionChangedEventArgs>();
var targetEvents = new Queue <NotifyCollectionChangedEventArgs>();
var sourceEvents2 = new Queue <PropertyChangedEventArgs>();
var targetEvents2 = new Queue <PropertyChangedEventArgs>();
source.CollectionChanged += (s, e) => sourceEvents.Enqueue(e);
target.CollectionChanged += (s, e) => targetEvents.Enqueue(e);
source.PropertyChanged += (s, e) => sourceEvents2.Enqueue(e);
target.PropertyChanged += (s, e) => targetEvents2.Enqueue(e);
Memory.CycleGC();
source.Add(1);
source.Add(2);
source.Add(3);
verify.AreEqual(3, sourceEvents.Count, "NotifyCollectionChangedEventArgs in source was wrong");
verify.AreEqual(3, targetEvents.Count, "NotifyCollectionChangedEventArgs in target was wrong");
verify.AreEqual(6, sourceEvents2.Count, "PropertyChangedEventArgs in source was wrong. There should be 2 per add.");
verify.AreEqual(6, targetEvents2.Count, "PropertyChangedEventArgs in target was wrong. There should be 2 per add.");
verify.ItemsAreEqual(source, target, "");
return(new WeakReference(target));
};
var wr = builder();
Memory.CycleGC();
verify.IsFalse(wr.IsAlive, "wr wasn't GC'd");
}
}
private void SetupStartState()
{
string name = Nodes.Any(x => x.Name == "Start") ? GetNameForNewNode() : "Start";
StartState = new ViewModelNode(this, name, new Point());
SetAsStart(StartState);
Nodes.Add(StartState);
this.ItSaved = true;
}
public void ExtendedObservableCollection_SerializationTest1()
{
using (var verify = new Verify())
{
var collection = new ObservableCollectionExtended <Foo>();
collection.Add(new Foo());
collection.Add(new Foo());
collection.Add(new Foo());
var stream = new System.IO.MemoryStream();
var fooSerializer = new DataContractSerializer(typeof(ObservableCollectionExtended <Foo>));
fooSerializer.WriteObject(stream, collection);
stream.Position = 0;
var newFoo = (ObservableCollectionExtended <Foo>)fooSerializer.ReadObject(stream);
verify.AreEqual(collection.Count, newFoo.Count, "collection count was off");
}
}
public void SelectingPathFromListChangesCurrentPath()
{
const string pathFromList = "M:/y/path";
_settingsLoadedSolutions.Add(pathFromList);
_sut.SelectedPath = pathFromList;
_sut.Path.Should().Be(pathFromList);
}
// Метод для добавления контакта
public void AddContactMethod()
{
Contact c = new Contact {
Name = "Новый контакт"
};
_contacts.Add(c);
this.RaisePropertyChanged(() => this.Contacts);
SelectedContact = c;
}
public GameRestoreObject(MEGame game, IEnumerable <GameTarget> availableBackupSources, MainWindow window)
{
this.window = window;
this.Game = game;
this.AvailableBackupSources.AddRange(availableBackupSources);
AvailableBackupSources.Add(new GameTarget(Game, M3L.GetString(M3L.string_restoreToCustomLocation), false, true));
LoadCommands();
GameTitle = Game.ToGameName();
ResetRestoreStatus();
}
/// <summary>
/// Opens a repository and creates all the view models.
/// </summary>
/// <param name="repositoryDirectoryPath">The path to the repository to open.</param>
private void OpenRepository(string repositoryDirectoryPath)
{
if (string.IsNullOrWhiteSpace(repositoryDirectoryPath))
{
return;
}
IRepositoryDetails newModel = _repositoryFactory.CreateRepositoryDetails(repositoryDirectoryPath);
_repositoryViewModels.Add(_viewModelFactory.CreateRepositoryViewModel(newModel));
SelectedRepositoryViewModel = _repositoryViewModels.Last();
}
public MainViewModel()
{
_mailController = DummyTrivialSingleton.GetMailControllerService();
ThemeColorToggleBaseCommand = new AnotherCommandImplementation(o => SetAppColor((bool)o));
SetAppColor(true);
// ToDo: Move menu creation to better place or add it in xaml or generate base on some other data.
_testBurgerMenuItems.Add(new MailMenuItem()
{
Name = "Inbox ", NumberOfEmails = 3, Content = new MailBoxView("Inbox"), IconContent = new PackIcon {
Kind = PackIconKind.Inbox
}
});
_testBurgerMenuItems.Add(new MailMenuItem()
{
Name = "Drafts", IconContent = new PackIcon {
Kind = PackIconKind.Draft
}
});
_testBurgerMenuItems.Add(new MailMenuItem()
{
Name = "Sent", IconContent = new PackIcon {
Kind = PackIconKind.Send
}
});
_testBurgerMenuItems.Add(new MailMenuItem()
{
Name = "Archived", IconContent = new PackIcon {
Kind = PackIconKind.Archive
}
});
_testBurgerMenuItems.Add(new MailMenuItem()
{
Name = "Important", IconContent = new PackIcon {
Kind = PackIconKind.ImportantDevices
}
});
_testBurgerMenuItems.Add(new MailMenuItem()
{
Name = "Spam ", NumberOfEmails = 99, IconContent = new PackIcon {
Kind = PackIconKind.Adb
}
});
_testBurgerMenuItems.Add(new MailMenuItem()
{
Name = "Trash", IconContent = new PackIcon {
Kind = PackIconKind.Trash
}
});
// Subscribe for controller state updates.
_mailController.ControllerStateStream.ObserveOnDispatcher().Subscribe(state => ConnectionState = state);
}
public MultiSelectValueDialog(MultiSelectValueEditor multiSelectValueEditor)
{
_multiSelectValueEditor = multiSelectValueEditor;
var items = new ObservableCollectionExtended <MultiSelectValueEditor.Item>();
foreach (var item in _multiSelectValueEditor.Items)
{
items.Add(new MultiSelectValueEditor.Item(item.Id, item.Name, item.IsSelected, item.OriginalItem));
}
this.Items = items;
}
public void ExtendedReadOnlyObservableCollection_OnItemPropertyChanged()
{
using (var verify = new Verify())
{
var list = new ObservableCollectionExtended <Notifier>();
var result = new ReadOnlyObservableCollectionExtended <Notifier>(list);
var itemPropertyAssert = new ItemPropertyChangedEventTest(verify, result);
var notifier = new Notifier();
list.Add(notifier);
notifier.Name = "Frank";
itemPropertyAssert.ExpectEvent(notifier, "Name");
}
}
public DownloadTaskListViewModel()
{
result = new ObservableCollectionExtended <DownloadTaskItemViewModel>(Aria2Helper.Aria2.DownloadTasks
.Select(p => p.ConvertToViewModel()).ToList());
result.ToObservableChangeSet().Bind(out _tasks).Subscribe();
DispatcherTimer.Run(() =>
{
if (Aria2Helper.Aria2 == null)
{
return(false);
}
lock (refreshLock)
{
var tasks = Aria2Helper.Aria2.DownloadTasks;
var allGid = tasks.Select(p => p.GID).Union(result.Select(p => p.GID)).ToList();
allGid.ForEach(gid =>
{
var oriTask = result.FirstOrDefault(p => p.GID == gid);
var ar2Task = tasks.Find(p => p.GID == gid);
if (oriTask == null)
{
result.Add(ar2Task.ConvertToViewModel());
return;
}
if (ar2Task == null)
{
result.Remove(oriTask);
return;
}
oriTask.TaskName = ar2Task.TaskName;
oriTask.DownloadSpeed = ar2Task.DownloadSpeed;
oriTask.Status = ar2Task.Status;
oriTask.TotalSize = ar2Task.TotalLength;
oriTask.CompleteSize = ar2Task.CompletedLength;
});
//ViewModelListMerge(_tasks, tasks);
}
return(true);
}, new TimeSpan(0, 0, 0, 0, 500));
}
public ObservableCollectionExtended <FriendsMusicViewModel> DownloadFriendsWithOpenAudio()
{
var friends = GetFriendsWithOpenAudio();
ObservableCollectionExtended <FriendsMusicViewModel> friendsMusics =
new ObservableCollectionExtended <FriendsMusicViewModel>();
foreach (var friend in friends)
{
friendsMusics.Add(new FriendsMusicViewModel()
{
UserName = $"{friend.FirstName} {friend.LastName}",
CountAudio = $"{ApiDatas.Api.Audio.GetCount(friend.Id)} аудиозаписей",
ImageSourse = friend.Photo200.ToString()
});
}
return(friendsMusics);
}
private void LoadSources()
{
int previousSourceCount = _sources.Count;
ClearSources();
// TODO: if a midi message comes in between clearing and reloading, it could theoretically be lost. In practice, there doesn't seem to be enough time for that to happen.
Enumerable.Range(0, MidiIn.NumberOfDevices).Execute(i => _sources.Add(new MidiIn(i)));
foreach (MidiIn source in _sources)
{
source.MessageReceived += HandleMidiMessageReceived;
source.ErrorReceived += HandleMidiError;
source.Start();
}
//if (_sources.Count == 0 && previousSourceCount > 0)
// DelegateToListeners(listener => listener.HandleAllNotesOff(MidiChannel.Omni), MidiChannel.Omni);
}
/// <summary>
/// Initializes a new instance of the <see cref="CommitHistoryViewModel" /> class.
/// </summary>
/// <param name="repositoryDetails">The details of the repository.</param>
/// <exception cref="ArgumentException">If the repository does not exist.</exception>
public CommitHistoryViewModel(IRepositoryDetails repositoryDetails)
{
if (repositoryDetails == null)
{
throw new ArgumentNullException(nameof(repositoryDetails));
}
RepositoryDetails = repositoryDetails;
IObservable <bool> isCurrentBranchObservable =
this.WhenAnyValue(x => x.RepositoryDetails.SelectedBranch).Select(x => x != null);
_refresh =
ReactiveCommand.CreateFromObservable(
() => GetCommitsImpl(RepositoryDetails.SelectedBranch),
isCurrentBranchObservable);
_refresh.Subscribe(x => _commitHistory.Add(new CommitHistoryItemViewModel(x)));
isCurrentBranchObservable.Subscribe(x => Refresh.InvokeCommand());
}
public void ExtendedObservableCollection_MemoryTest1()
{
using (var verify = new Verify())
{
Func <WeakReference> builder = () =>
{
var result = new ObservableCollectionExtended <object>();
var weakNotifier = new WeakNotifier();
result.Add(weakNotifier);
return(new WeakReference(result));
};
var wr = builder();
Memory.CycleGC();
verify.IsFalse(wr.IsAlive, "An item in the collection is preventing the collection from being collected");
}
}
public void ActivationShouldTriggerLoad() => new TestScheduler().With(scheduler =>
{
var collection = new ObservableCollectionExtended <IProvider>();
var set = collection.ToObservableChangeSet(x => x.Id);
_providerStorage.Read().Returns(set);
_providerStorage
.When(storage => storage.Refresh())
.Do(args => collection.Add(Substitute.For <IProvider>()));
var model = BuildMainViewModel(scheduler);
scheduler.AdvanceBy(2);
model.Providers.Should().BeEmpty();
model.Activator.Activate();
scheduler.AdvanceBy(4);
model.Providers.Should().NotBeEmpty();
model.SelectedProvider.Should().NotBeNull();
});
private ObservableCollectionExtended <VkNet.Model.User> GetFriendsWithOpenAudio()
{
ObservableCollectionExtended <VkNet.Model.User> friendsWithOpenAudio =
new ObservableCollectionExtended <VkNet.Model.User>();
var friends = ApiDatas.Api.Friends.Get(new FriendsGetParams
{
Fields = ProfileFields.All,
Order = VkNet.Enums.SafetyEnums.FriendsOrder.Hints
});
foreach (var friend in friends)
{
if (friend.CanSeeAudio)
{
friendsWithOpenAudio.Add(friend);
}
}
return(friendsWithOpenAudio);
}
private void InitLogUploaderUI()
{
AvailableLogs.ClearEx();
var directory = new DirectoryInfo(App.LogDir);
var logfiles = directory.GetFiles(@"modmanagerlog*.txt").OrderByDescending(f => f.LastWriteTime).ToList();
AvailableLogs.Add(new LogItem("Select an application log")
{
Selectable = false
});
AvailableLogs.AddRange(logfiles.Select(x => new LogItem(x.FullName)));
SelectedLog = AvailableLogs.FirstOrDefault();
var targets = mainwindow.InstallationTargets.Where(x => x.Selectable);
DiagnosticTargets.Add(new GameTarget(Mod.MEGame.Unknown, "Select a game target to generate diagnostics for", false));
DiagnosticTargets.AddRange(targets);
SelectedDiagnosticTarget = DiagnosticTargets.FirstOrDefault();
//if (LogSelector_ComboBox.Items.Count > 0)
//{
// LogSelector_ComboBox.SelectedIndex = 0;
//}
}
public void ExtendedReadOnlyObservableCollection_OnItemPropertyChanged()
{
using (var verify = new Verify())
{
var list = new ObservableCollectionExtended<Notifier>();
var result = new ReadOnlyObservableCollectionExtended<Notifier>(list);
var itemPropertyAssert = new ItemPropertyChangedEventTest(verify, result);
var notifier = new Notifier();
list.Add(notifier);
notifier.Name = "Frank";
itemPropertyAssert.ExpectEvent(notifier, "Name");
}
}
public void ExtendedObservableCollection_ConstructorTest1()
{
using (var verify = new Verify())
{
var result = new ObservableCollectionExtended<object>();
result.Add(1);
result.Add("Boat");
var weakNotifier = new WeakNotifier();
var notifier = new Notifier();
result.Add(weakNotifier);
result.Add(notifier);
ConstructorAssertions(verify, result, weakNotifier, notifier);
}
}
public void ExtendedObservableCollection_MemoryTest1()
{
using (var verify = new Verify())
{
Func<WeakReference> builder = () =>
{
var result = new ObservableCollectionExtended<object>();
var weakNotifier = new WeakNotifier();
result.Add(weakNotifier);
return new WeakReference(result);
};
var wr = builder();
Memory.CycleGC();
verify.IsFalse(wr.IsAlive, "An item in the collection is preventing the collection from being collected");
}
}
public void ExtendedObservableCollection_SerializationTest1()
{
using (var verify = new Verify())
{
var collection = new ObservableCollectionExtended<Foo>();
collection.Add(new Foo());
collection.Add(new Foo());
collection.Add(new Foo());
var stream = new System.IO.MemoryStream();
var fooSerializer = new DataContractSerializer(typeof(ObservableCollectionExtended<Foo>));
fooSerializer.WriteObject(stream, collection);
stream.Position = 0;
var newFoo = (ObservableCollectionExtended<Foo>)fooSerializer.ReadObject(stream);
verify.AreEqual(collection.Count, newFoo.Count, "collection count was off");
}
}
private static void ConstructorAssertions(Verify verify, ObservableCollectionExtended<object> result, WeakNotifier weakNotifier, Notifier notifier)
{
var itemAssert = new ItemPropertyChangedEventTest(verify, result);
var itemAddedEventQueue = new Queue<Tuple<object, ItemEventArgs<object>>>();
result.ItemAdded += (s, e) => itemAddedEventQueue.Enqueue(Tuple.Create(s, e));
var itemRemovedEventQueue = new Queue<Tuple<object, ItemEventArgs<object>>>();
result.ItemRemoved += (s, e) => itemRemovedEventQueue.Enqueue(Tuple.Create(s, e));
weakNotifier.Age += 1;
itemAssert.ExpectEvent(weakNotifier, "Age");
notifier.Age += 1;
itemAssert.ExpectEvent(notifier, "Age");
var oldCount = result.Count;
result.Clear();
verify.AreEqual(oldCount, itemRemovedEventQueue.Count, "incorrect number of items reported as being removed");
weakNotifier.Age += 1;
notifier.Age += 1;
verify.AreEqual(0, result.Count, "The collection should be empty");
itemAssert.ExpectCountEquals(0, "ItemPropertyChanged events were fired when the collection was supposed to be empty.");
result.Add(weakNotifier);
result.Add(notifier);
verify.AreEqual(2, result.Count, "The new items were not added");
verify.AreEqual(2, itemAddedEventQueue.Count, "The new item events didn't fire");
CollectionAssert.AreEqual(result, result.ReadOnlyWrapper);
itemRemovedEventQueue.Clear();
result.RemoveAt(0);
verify.AreEqual(1, itemRemovedEventQueue.Count, "the item wasn't removed");
verify.AreSame(notifier, result[0], "the wrong item was removed");
CollectionAssert.AreEqual(result, result.ReadOnlyWrapper);
itemAddedEventQueue.Clear();
itemRemovedEventQueue.Clear();
result[0] = weakNotifier;
verify.AreSame(weakNotifier, result[0], "the item wasn't updated");
verify.AreEqual(1, itemAddedEventQueue.Count, "the add event for replacing an item didn't fire");
verify.AreEqual(1, itemRemovedEventQueue.Count, "the remove event for replacing an item didn't fire");
CollectionAssert.AreEqual(result, result.ReadOnlyWrapper);
}
public void ExtendedReadOnlyObservableCollection_MemoryTest()
{
using (var verify = new Verify())
{
Func<WeakReference> builder = () =>
{
var source = new ObservableCollectionExtended<int>();
var target = new ReadOnlyObservableCollectionExtended<int>(source);
var sourceEvents = new Queue<NotifyCollectionChangedEventArgs>();
var targetEvents = new Queue<NotifyCollectionChangedEventArgs>();
var sourceEvents2 = new Queue<PropertyChangedEventArgs>();
var targetEvents2 = new Queue<PropertyChangedEventArgs>();
source.CollectionChanged += (s, e) => sourceEvents.Enqueue(e);
target.CollectionChanged += (s, e) => targetEvents.Enqueue(e);
source.PropertyChanged += (s, e) => sourceEvents2.Enqueue(e);
target.PropertyChanged += (s, e) => targetEvents2.Enqueue(e);
Memory.CycleGC();
source.Add(1);
source.Add(2);
source.Add(3);
verify.AreEqual(3, sourceEvents.Count, "NotifyCollectionChangedEventArgs in source was wrong");
verify.AreEqual(3, targetEvents.Count, "NotifyCollectionChangedEventArgs in target was wrong");
verify.AreEqual(6, sourceEvents2.Count, "PropertyChangedEventArgs in source was wrong. There should be 2 per add.");
verify.AreEqual(6, targetEvents2.Count, "PropertyChangedEventArgs in target was wrong. There should be 2 per add.");
verify.ItemsAreEqual(source, target, "");
return new WeakReference(target);
};
var wr = builder();
Memory.CycleGC();
verify.IsFalse(wr.IsAlive, "wr wasn't GC'd");
}
}
