public async Task Handle(SynchronizedObjectUpdatedNotification notification,
CancellationToken cancellationToken)
{
var participantGroups = notification.Participants.Select(CoreHubGroups.OfParticipant);
if (notification.PreviousValue == null)
{
var payload = new SyncObjPayload <object>(notification.SyncObjId, notification.Value);
await _hubContext.Clients.Groups(participantGroups)
.OnSynchronizeObjectState(payload, cancellationToken);
}
else
{
var patch = JsonPatchFactory.Create(notification.PreviousValue, notification.Value, JsonConfig.Default,
JsonPatchFactory.DefaultOptions);
if (!patch.Operations.Any())
{
return;
}
var payload = new SyncObjPayload <JsonPatchDocument>(notification.SyncObjId, patch);
await _hubContext.Clients.Groups(participantGroups)
.OnSynchronizedObjectUpdated(payload, cancellationToken);
}
}
public void TestPatch(string original, string modified, string expectedPatch, string comment)
{
var originalToken = JToken.Parse(original);
var modifiedToken = JToken.Parse(modified);
// generate patch
var actualPatch = JsonPatchFactory.Create(originalToken, modifiedToken, JsonPatchFactory.DefaultOptions);
// assert
var originalObj = originalToken.ToObject <dynamic>();
actualPatch.ApplyTo(originalObj);
var resultingToken = JToken.FromObject(originalObj);
Assert.True(JToken.DeepEquals(resultingToken, modifiedToken),
$"Comment: {comment}\r\nexpected patch: {expectedPatch}\r\nactual patch: {JToken.FromObject(actualPatch)}\r\nexpected: {modifiedToken}\r\nactual: {resultingToken}");
}