Fix various flakey tests.

ElementX/Sources/Screens/RoomScreen/View/SwipeRightAction.swift

@@ -31,42 +31,7 @@ struct SwipeRightAction<Label: View>: ViewModifier {
         content
             .offset(x: xOffset, y: 0.0)
             .animation(.interactiveSpring().speed(0.5), value: xOffset)
-            .gesture(DragGesture()
+            .simultaneousGesture(gesture)
-                .updating($dragGestureActive) { _, state, _ in
-                    // Available actions should be computed on the fly so we use a gesture state change
-                    // to ask whether the move should be started or not.
-                    state = true
-                }
-                .onChanged { value in
-                    guard canStartAction else {
-                        return
-                    }
-                    
-                    // We want to add a spring like behavior to the drag in which the view
-                    // moves slower the more it's dragged. We use a circular easing function
-                    // to generate those values up to the `swipeThreshold`
-                    // The final translation will be between 0 and `swipeThreshold` with the action being enabled from
-                    // `actionThreshold` onwards
-                    let screenWidthNormalisedTranslation = max(0.0, min(value.translation.width, swipeThreshold)) / swipeThreshold
-                    let easedTranslation = circularEaseOut(screenWidthNormalisedTranslation)
-                    xOffset = easedTranslation * xOffsetThreshold
-                    
-                    if xOffset > actionThreshold {
-                        if !hasReachedActionThreshold {
-                            feedbackGenerator.impactOccurred()
-                            hasReachedActionThreshold = true
-                        }
-                    } else {
-                        hasReachedActionThreshold = false
-                    }
-                }
-                .onEnded { _ in
-                    if xOffset > actionThreshold {
-                        action()
-                    }
-                    
-                    xOffset = 0.0
-                })
             .onChange(of: dragGestureActive) { value in
                 if value == true {
                     if shouldStartAction() {
@@ -86,6 +51,55 @@ struct SwipeRightAction<Label: View>: ViewModifier {
             }
     }
     
+    private var gesture: some Gesture {
+        DragGesture()
+            .updating($dragGestureActive) { _, state, _ in
+                // Available actions should be computed on the fly so we use a gesture state change
+                // to ask whether the move should be started or not.
+                state = true
+            }
+            .onChanged { value in
+                guard canStartAction, value.translation.width > value.translation.height else {
+                    return
+                }
+                
+                // Due to https://forums.developer.apple.com/forums/thread/760035 we had to make
+                // the drag a simultaneous gesture otherwise it was impossible to scroll the timeline.
+                // Therefore we need to prevent the animation to run if the user is to scrolling vertically.
+                // It would be nice if we could somehow abort the gesture in this case.
+                let width: CGFloat = if value.translation.width > abs(value.translation.height) {
+                    value.translation.width
+                } else {
+                    0.0
+                }
+                
+                // We want to add a spring like behaviour to the drag in which the view
+                // moves slower the more it's dragged. We use a circular easing function
+                // to generate those values up to the `swipeThreshold`
+                // The final translation will be between 0 and `swipeThreshold` with the action being enabled from
+                // `actionThreshold` onwards
+                let screenWidthNormalisedTranslation = max(0.0, min(width, swipeThreshold)) / swipeThreshold
+                let easedTranslation = circularEaseOut(screenWidthNormalisedTranslation)
+                xOffset = easedTranslation * xOffsetThreshold
+                
+                if xOffset > actionThreshold {
+                    if !hasReachedActionThreshold {
+                        feedbackGenerator.impactOccurred()
+                        hasReachedActionThreshold = true
+                    }
+                } else {
+                    hasReachedActionThreshold = false
+                }
+            }
+            .onEnded { _ in
+                if xOffset > actionThreshold {
+                    action()
+                }
+                
+                xOffset = 0.0
+            }
+    }
+    
     /// Used to compute the horizontal translation amount.
     /// The more it's dragged the less it moves on a circular ease out curve
     private func circularEaseOut(_ value: Double) -> Double {

ElementX/Sources/Screens/Timeline/TimelineViewModel.swift

@@ -379,6 +379,7 @@ class TimelineViewModel: TimelineViewModelType, TimelineViewModelProtocol {
                     return
                 }
                 await self?.updatePinnedEventIDs()
+                await self?.updatePermissions()
             }
         }
         .store(in: &cancellables)

UITests/Sources/__Snapshots__/Application/roomLayoutBottom-0-iPhone-16-en-GB.UI.png

@@ -1,3 +1,3 @@
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-oid sha256:c3f1793388cf6ef7f41c06ee75bacf8666691bc58dbfc3fa0cfaf5ef6d605923
+oid sha256:9f2b1bb7cd121631f9064509e6d7be090abd62c5a4afb09d083ab0b33d67a355
-size 334552
+size 329861

UITests/Sources/__Snapshots__/Application/roomLayoutBottom-1-iPhone-16-en-GB.UI.png

@@ -1,3 +1,3 @@
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-oid sha256:2f19d1195da5c2fffa2ed4da45983e2d4734078ffc42b1078adb4fdbfa2be1c9
+oid sha256:0805c9072d8de90ff269e80be6c245d1bff4a0f5dc143d19bfaf59a05b170148
-size 319244
+size 317722

UITests/Sources/__Snapshots__/Application/roomLayoutHighlight-0-iPhone-16-en-GB.UI.png

@@ -1,3 +1,3 @@
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-oid sha256:9cf2b33540efccf9c5ad3a5d183bda468c4e79f760ecd3e99d4d7fb43eb49c2b
+oid sha256:f5a0569910e56f38be84e6d14bc721d5ab09ac90229a46eccbadcf54b2b88eec
-size 331768
+size 326819

UITests/Sources/__Snapshots__/Application/roomLayoutTop-iPhone-16-en-GB.UI.png

@@ -1,3 +1,3 @@
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-oid sha256:02ddb5960d8da733b7a732da13e92d59794df1828208f9d118694425b821cae8
+oid sha256:ecca3b6f3357d2e5868224b6005079c33543564d08f1b6c32c5b4cde291183eb
-size 346141
+size 341217

UITests/Sources/__Snapshots__/Application/roomPlainNoAvatar-iPhone-16-en-GB.UI.png

@@ -1,3 +1,3 @@
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-oid sha256:091843bb18a614544534f0eabd2970a5cd6f775e75591428bd3fed1ac9c74328
+oid sha256:5eb3e3ca8c28ba9f1e4fcd5b7dcf30d162a98ec3cf8539bb8e60ac8802928bf7
-size 374446
+size 369833

UITests/Sources/__Snapshots__/Application/roomSmallTimeline-iPhone-16-en-GB.UI.png

@@ -1,3 +1,3 @@
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-oid sha256:36b7bbbb3452a4f20b5790b84cb83adecbfcd02f8e9e325db06a22a7c6c74115
+oid sha256:1fd4349c47465504cae19187ac770f5f72a9ebd139d6635e88e4f780c3766a88
-size 185184
+size 180406

UITests/Sources/__Snapshots__/Application/roomSmallTimelineIncomingAndSmallPagination-iPhone-16-en-GB.UI.png

@@ -1,3 +1,3 @@
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-oid sha256:1343835253f92915a5b2dad424653ac4d5f2452cb54c3d62725c24e97b08ca33
+oid sha256:b7816944b84404a010641d131a766b06a8bddab609204ebb58b9b8f13e94562e
-size 221532
+size 216901

UITests/Sources/__Snapshots__/Application/roomSmallTimelineLargePagination-iPhone-16-en-GB.UI.png

@@ -1,3 +1,3 @@
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+oid sha256:3a083dfcee55c1be624d228589a041712b8d8f5669bd167fefb92aa8e203a6a4
-size 344558
+size 342283

UITests/Sources/__Snapshots__/Application/roomSmallTimelineWithReadReceipts-iPhone-16-en-GB.UI.png

@@ -1,3 +1,3 @@
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+oid sha256:9d78cbc723080c15e1ae3e5ce518517ac329d11a77e959179c84d275411ed976
-size 216998
+size 212177

UITests/Sources/__Snapshots__/Application/roomWithDisclosedPolls-iPhone-16-en-GB.UI.png

@@ -1,3 +1,3 @@
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+oid sha256:21a4406c80a619c4a7f97b39200d565f8cb9d84f47ce4bb8bb847fa3de187c09
-size 291283
+size 286492

UITests/Sources/__Snapshots__/Application/roomWithOutgoingPolls-iPhone-16-en-GB.UI.png

@@ -1,3 +1,3 @@
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-size 233789
+size 228856

UITests/Sources/__Snapshots__/Application/roomWithUndisclosedPolls-iPhone-16-en-GB.UI.png

@@ -1,3 +1,3 @@
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-size 287557
+size 282805

UITests/Sources/__Snapshots__/Application/userSessionScreen-1-iPhone-16-en-GB.UI.png

@@ -1,3 +1,3 @@
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-size 298036
+size 299984

UnitTests/Sources/TimelineViewModelTests.swift

@@ -380,10 +380,13 @@ class TimelineViewModelTests: XCTestCase {
     
     func testPinnedEvents() async throws {
         ServiceLocator.shared.settings.pinningEnabled = true
+        
+        // Note: We need to start the test with a non-default value so we know the view model has finished the Task.
         let roomProxyMock = JoinedRoomProxyMock(.init(name: "",
                                                       pinnedEventIDs: .init(["test1"])))
         let actionsSubject = PassthroughSubject<JoinedRoomProxyAction, Never>()
         roomProxyMock.underlyingActionsPublisher = actionsSubject.eraseToAnyPublisher()
+        
         let viewModel = TimelineViewModel(roomProxy: roomProxyMock,
                                           timelineController: MockRoomTimelineController(),
                                           mediaProvider: MockMediaProvider(),
@@ -409,9 +412,12 @@ class TimelineViewModelTests: XCTestCase {
     
     func testCanUserPinEvents() async throws {
         ServiceLocator.shared.settings.pinningEnabled = true
-        let roomProxyMock = JoinedRoomProxyMock(.init(name: "", canUserPin: false))
+        
+        // Note: We need to start the test with the non-default value so we know the view model has finished the Task.
+        let roomProxyMock = JoinedRoomProxyMock(.init(name: "", canUserPin: true))
         let actionsSubject = PassthroughSubject<JoinedRoomProxyAction, Never>()
         roomProxyMock.underlyingActionsPublisher = actionsSubject.eraseToAnyPublisher()
+        
         let viewModel = TimelineViewModel(roomProxy: roomProxyMock,
                                           timelineController: MockRoomTimelineController(),
                                           mediaProvider: MockMediaProvider(),
@@ -423,13 +429,13 @@ class TimelineViewModelTests: XCTestCase {
                                           analyticsService: ServiceLocator.shared.analytics)
         
         var deferred = deferFulfillment(viewModel.context.$viewState) { value in
-            !value.canCurrentUserPin
+            value.canCurrentUserPin
         }
         try await deferred.fulfill()
         
-        roomProxyMock.canUserPinOrUnpinUserIDReturnValue = .success(true)
+        roomProxyMock.canUserPinOrUnpinUserIDReturnValue = .success(false)
         deferred = deferFulfillment(viewModel.context.$viewState) { value in
-            value.canCurrentUserPin
+            !value.canCurrentUserPin
         }
         actionsSubject.send(.roomInfoUpdate)
         try await deferred.fulfill()