Preview Tests (#1768)

* preview testing

* removed some views that are not really testabl in UnitTests and improved other tests

.swiftlint.yml

@@ -48,9 +48,6 @@ nesting:
   type_level:
     warning: 5
 
-type_name:
-  allowed_symbols: "_"
-
 custom_rules:
   print_deprecation:
     regex: "\\b(print)\\b"

ElementX.xcodeproj/project.pbxproj

@@ -171,6 +171,7 @@
 		36AC963F2F04069B7FF1AA0C /* UIConstants.swift in Sources */ = {isa = PBXBuildFile; fileRef = 9E6D88E8AFFBF2C1D589C0FA /* UIConstants.swift */; };
 		36AD4DD4C798E22584ED3200 /* Version in Frameworks */ = {isa = PBXBuildFile; productRef = A05AF81DDD14AD58CB0E1B9B /* Version */; };
 		36CD6E11B37396E14F032CB6 /* Emojibase in Frameworks */ = {isa = PBXBuildFile; productRef = C05729B1684C331F5FFE9232 /* Emojibase */; };
+		377980ABF16525114E72DDE2 /* Prefire in Frameworks */ = {isa = PBXBuildFile; productRef = 9B68DE8678BF67D4612BCC16 /* Prefire */; };
 		37D789F24199B32E3FD1AA7B /* FileRoomTimelineItemContent.swift in Sources */ = {isa = PBXBuildFile; fileRef = 216F0DDC98F2A2C162D09C28 /* FileRoomTimelineItemContent.swift */; };
 		383055C6ABE5BE058CEE1DDB /* WelcomeScreenScreenCoordinator.swift in Sources */ = {isa = PBXBuildFile; fileRef = 57FE5EF0AFFE360C66420AAE /* WelcomeScreenScreenCoordinator.swift */; };
 		38546A6010A2CF240EC9AF73 /* BindableState.swift in Sources */ = {isa = PBXBuildFile; fileRef = 6EA1D2CBAEA5D0BD00B90D1B /* BindableState.swift */; };
@@ -727,6 +728,7 @@
 		DFF7D6A6C26DDD40D00AE579 /* target.yml in Resources */ = {isa = PBXBuildFile; fileRef = F012CB5EE3F2B67359F6CC52 /* target.yml */; };
 		E0A4DCA633D174EB43AD599F /* BackgroundTaskProtocol.swift in Sources */ = {isa = PBXBuildFile; fileRef = 2CA028DCD4157F9A1F999827 /* BackgroundTaskProtocol.swift */; };
 		E0B6A569AC3E81D233B43D60 /* SettingsScreenViewModel.swift in Sources */ = {isa = PBXBuildFile; fileRef = 4E625B0EB2F86B37C14EF7E6 /* SettingsScreenViewModel.swift */; };
+		E0FB26262689F04D66A949D7 /* TestablePreview.swift in Sources */ = {isa = PBXBuildFile; fileRef = B1E227F34BE43B08E098796E /* TestablePreview.swift */; };
 		E14E469CD97550D0FC58F3CA /* CancellableTask.swift in Sources */ = {isa = PBXBuildFile; fileRef = AE52983FAFB4E0998C00EE8A /* CancellableTask.swift */; };
 		E1DF24D085572A55C9758A2D /* Bundle.swift in Sources */ = {isa = PBXBuildFile; fileRef = B6E89E530A8E92EC44301CA1 /* Bundle.swift */; };
 		E1F446C6B78A3A0FEA15079C /* UnsupportedRoomTimelineView.swift in Sources */ = {isa = PBXBuildFile; fileRef = A2AC3C656E960E15B5905E05 /* UnsupportedRoomTimelineView.swift */; };
@@ -1671,6 +1673,7 @@
 				93A549135E6C027A0D823BFE /* DeviceKit in Frameworks */,
 				6F26CBC84AE87EB4068D398B /* DTCoreText in Frameworks */,
 				0E08BB72B2258652CF501A8B /* LRUCache in Frameworks */,
+				377980ABF16525114E72DDE2 /* Prefire in Frameworks */,
 			);
 			runOnlyForDeploymentPostprocessing = 0;
 		};
@@ -4109,6 +4112,7 @@
 				385D4C28F9DC5CF53BD9ECDB /* DeviceKit */,
 				593FBBF394712F2963E98A0B /* DTCoreText */,
 				78B28D75FF7AF8E6146DEE2A /* LRUCache */,
+				9B68DE8678BF67D4612BCC16 /* Prefire */,
 			);
 			productName = NSE;
 			productReference = 0D8F620C8B314840D8602E3F /* NSE.appex */;
@@ -4400,6 +4404,7 @@
 				ECA636DAF071C611FDC2BB57 /* Strings+Untranslated.swift in Sources */,
 				6EC7A40A537CFB3D526A111C /* Strings.swift in Sources */,
 				719E7AAD1F8E68F68F30FECD /* Task.swift in Sources */,
+				E0FB26262689F04D66A949D7 /* TestablePreview.swift in Sources */,
 				DDB47D29C6865669288BF87C /* UIFont+AttributedStringBuilder.m in Sources */,
 				281BED345D59A9A6A99E9D98 /* UNNotificationContent.swift in Sources */,
 				518C93DC6516D3D018DE065F /* UNNotificationRequest.swift in Sources */,
@@ -5725,7 +5730,7 @@
 			repositoryURL = "https://github.com/nicklockwood/GZIP";
 			requirement = {
 				kind = upToNextMinorVersion;
-				minimumVersion = 1.3.1;
+				minimumVersion = 1.3.0;
 			};
 		};
 		80B898A3AD2AC63F3ABFC218 /* XCRemoteSwiftPackageReference "matrix-rust-components-swift" */ = {
@@ -6029,6 +6034,11 @@
 			package = 701C7BEF8F70F7A83E852DCC /* XCRemoteSwiftPackageReference "GZIP" */;
 			productName = GZIP;
 		};
+		9B68DE8678BF67D4612BCC16 /* Prefire */ = {
+			isa = XCSwiftPackageProductDependency;
+			package = 22E7BA2ED466B74739AB8567 /* XCRemoteSwiftPackageReference "Prefire" */;
+			productName = Prefire;
+		};
 		9C73F37731C9FDED1BB24C1C /* Collections */ = {
 			isa = XCSwiftPackageProductDependency;
 			package = F76A08D0EA29A07A54F4EB4D /* XCRemoteSwiftPackageReference "swift-collections" */;

ElementX/Sources/Mocks/AggregatedReactionMock.swift

@@ -26,7 +26,7 @@ extension AggregatedReaction {
     private static func mockReaction(key: String, senderIDs: [String]) -> AggregatedReaction {
         let senders = senderIDs
             .map { id in
-                ReactionSender(senderID: id, timestamp: Date())
+                ReactionSender(senderID: id, timestamp: Date(timeIntervalSinceReferenceDate: 0))
             }
         return AggregatedReaction(accountOwnerID: alice, key: key, senders: senders)
     }

ElementX/Sources/Other/MapLibre/MapLibreStaticMapView.swift

@@ -108,7 +108,7 @@ private extension ColorScheme {
     }
 }
 
-struct MapLibreStaticMapView_Previews: PreviewProvider {
+struct MapLibreStaticMapView_Previews: PreviewProvider, TestablePreview {
     static var previews: some View {
         MapLibreStaticMapView(coordinates: CLLocationCoordinate2D(),
                               zoomLevel: 15,

ElementX/Sources/Other/Pills/MessageText.swift

@@ -88,7 +88,7 @@ struct MessageText: UIViewRepresentable {
 
 // MARK: - Previews
 
-struct MessageText_Previews: PreviewProvider {
+struct MessageText_Previews: PreviewProvider, TestablePreview {
     private static let defaultFontContainer: AttributeContainer = {
         var container = AttributeContainer()
         container.font = UIFont.preferredFont(forTextStyle: .body)

ElementX/Sources/Other/Pills/PillView.swift

@@ -30,7 +30,7 @@ struct PillView: View {
     }
 }
 
-struct PillView_Previews: PreviewProvider {
+struct PillView_Previews: PreviewProvider, TestablePreview {
     static var previews: some View {
         PillView()
     }

ElementX/Sources/Other/SwiftUI/Animation/ShimmerModifier.swift

@@ -72,7 +72,7 @@ extension View {
     }
 }
 
-struct ShimmerOverlay_Previews: PreviewProvider {
+struct ShimmerOverlay_Previews: PreviewProvider, TestablePreview {
     static let viewModel = HomeScreenViewModel(userSession: MockUserSession(clientProxy: MockClientProxy(userID: ""),
                                                                             mediaProvider: MockMediaProvider()),
                                                attributedStringBuilder: AttributedStringBuilder(permalinkBaseURL: ServiceLocator.shared.settings.permalinkBaseURL),

ElementX/Sources/Other/SwiftUI/Form Styles/FormButtonStyles.swift

@@ -145,7 +145,7 @@ struct FormActionButtonStyle: ButtonStyle {
     }
 }
 
-struct FormButtonStyles_Previews: PreviewProvider {
+struct FormButtonStyles_Previews: PreviewProvider, TestablePreview {
     static var previews: some View {
         Form {
             Section {

ElementX/Sources/Other/SwiftUI/Form Styles/FormRowLabelStyle.swift

@@ -61,7 +61,7 @@ struct FormRowLabelStyle: LabelStyle {
     }
 }
 
-struct FormRowLabelStyle_Previews: PreviewProvider {
+struct FormRowLabelStyle_Previews: PreviewProvider, TestablePreview {
     static var previews: some View {
         VStack(alignment: .leading) {
             Label("Person", systemImage: "person")

ElementX/Sources/Other/SwiftUI/Layout/FullscreenDialog.swift

@@ -107,7 +107,7 @@ struct FullscreenDialog<Content: View, BottomContent: View>: View {
     }
 }
 
-struct FullscreenDialog_Previews: PreviewProvider {
+struct FullscreenDialog_Previews: PreviewProvider, TestablePreview {
     static var previews: some View {
         FullscreenDialog(topPadding: UIConstants.iconTopPaddingToNavigationBar) {
             content

ElementX/Sources/Other/SwiftUI/Views/AvatarHeaderView.swift

@@ -59,7 +59,7 @@ struct AvatarHeaderView<Footer: View>: View {
     }
 }
 
-struct HeaderView_Previews: PreviewProvider {
+struct HeaderView_Previews: PreviewProvider, TestablePreview {
     static var previews: some View {
         Form {
             AvatarHeaderView(avatarUrl: URL.picturesDirectory,

ElementX/Sources/Other/SwiftUI/Views/LocationMarkerView.swift

@@ -26,7 +26,7 @@ struct LocationMarkerView: View {
     }
 }
 
-struct LocationMarkerView_Previews: PreviewProvider {
+struct LocationMarkerView_Previews: PreviewProvider, TestablePreview {
     static var previews: some View {
         VStack(spacing: 30) {
             LocationMarkerView()

ElementX/Sources/Other/SwiftUI/Views/MatrixUserShareLink.swift

@@ -35,7 +35,7 @@ struct MatrixUserShareLink<Label: View>: View {
     }
 }
 
-struct MatrixUserPermalink_Previews: PreviewProvider {
+struct MatrixUserPermalink_Previews: PreviewProvider, TestablePreview {
     static var previews: some View {
         MatrixUserShareLink(userID: "@someone:somewhere.org") {
             Label("Share", systemImage: "square.and.arrow.up")

ElementX/Sources/Other/SwiftUI/Views/PlaceholderAvatarImage.swift

@@ -66,7 +66,7 @@ struct PlaceholderAvatarImage: View {
     }
 }
 
-struct PlaceholderAvatarImage_Previews: PreviewProvider {
+struct PlaceholderAvatarImage_Previews: PreviewProvider, TestablePreview {
     static var previews: some View {
         VStack(spacing: 75) {
             PlaceholderAvatarImage(name: "Xavier", contentID: "@userid1:matrix.org")

ElementX/Sources/Other/SwiftUI/Views/UserProfileCell.swift

@@ -89,7 +89,7 @@ private extension MembershipState {
     }
 }
 
-struct UserProfileCell_Previews: PreviewProvider {
+struct UserProfileCell_Previews: PreviewProvider, TestablePreview {
     static let action: () -> Void = { }
     
     static var previews: some View {

ElementX/Sources/Other/TestablePreview.swift

@@ -18,4 +18,4 @@ import SwiftUI
 
 import Prefire
 
-protocol TestablePreviewProvider: PreviewProvider, PrefireProvider { }
+protocol TestablePreview: PrefireProvider { }

ElementX/Sources/Other/UserIndicator/UserIndicatorModalView.swift

@@ -64,7 +64,7 @@ struct UserIndicatorModalView: View {
     }
 }
 
-struct UserIndicatorModalView_Previews: PreviewProvider {
+struct UserIndicatorModalView_Previews: PreviewProvider, TestablePreview {
     static var previews: some View {
         Group {
             UserIndicatorModalView(indicator: UserIndicator(type: .modal,

ElementX/Sources/Other/UserIndicator/UserIndicatorToastView.swift

@@ -52,7 +52,7 @@ struct UserIndicatorToastView: View {
     }
 }
 
-struct UserIndicatorToastView_Previews: PreviewProvider {
+struct UserIndicatorToastView_Previews: PreviewProvider, TestablePreview {
     static var previews: some View {
         VStack(spacing: 30) {
             UserIndicatorToastView(indicator: UserIndicator(title: "Successfully logged in",

ElementX/Sources/Screens/AnalyticsPromptScreen/View/AnalyticsPromptScreen.swift

@@ -107,7 +107,7 @@ struct AnalyticsPromptScreen: View {
 
 // MARK: - Previews
 
-struct AnalyticsPromptScreen_Previews: PreviewProvider {
+struct AnalyticsPromptScreen_Previews: PreviewProvider, TestablePreview {
     static let viewModel = AnalyticsPromptScreenViewModel(termsURL: ServiceLocator.shared.settings.analyticsConfiguration.termsURL)
     static var previews: some View {
         AnalyticsPromptScreen(context: viewModel.context)

ElementX/Sources/Screens/AnalyticsPromptScreen/View/RoundedLabelItem.swift

@@ -64,7 +64,7 @@ private struct CheckmarkLabelStyle: LabelStyle {
 
 // MARK: - Previews
 
-struct AnalyticsPromptScreenCheckmarkItem_Previews: PreviewProvider {
+struct AnalyticsPromptScreenCheckmarkItem_Previews: PreviewProvider, TestablePreview {
     static let strings = AnalyticsPromptScreenStrings(termsURL: ServiceLocator.shared.settings.analyticsConfiguration.termsURL)
 
     @ViewBuilder

ElementX/Sources/Screens/Authentication/AuthenticationIconImage.swift

@@ -41,7 +41,7 @@ struct AuthenticationIconImage: View {
 
 // MARK: - Previews
 
-struct AuthenticationIconImage_Previews: PreviewProvider {
+struct AuthenticationIconImage_Previews: PreviewProvider, TestablePreview {
     static var previews: some View {
         HStack(spacing: 20) {
             AuthenticationIconImage(image: Image(asset: Asset.Images.serverSelectionIcon), insets: 19)

ElementX/Sources/Screens/Authentication/LoginScreen/View/LoginScreen.swift

@@ -132,7 +132,7 @@ struct LoginScreen: View {
 
 // MARK: - Previews
 
-struct LoginScreen_Previews: PreviewProvider {
+struct LoginScreen_Previews: PreviewProvider, TestablePreview {
     static let credentialsViewModel: LoginScreenViewModel = {
         let viewModel = LoginScreenViewModel(homeserver: .mockMatrixDotOrg, slidingSyncLearnMoreURL: ServiceLocator.shared.settings.slidingSyncLearnMoreURL)
         viewModel.context.username = "alice"

ElementX/Sources/Screens/Authentication/ServerConfirmationScreen/View/ServerConfirmationScreen.swift

@@ -73,7 +73,7 @@ struct ServerConfirmationScreen: View {
 
 // MARK: - Previews
 
-struct ServerConfirmationScreen_Previews: PreviewProvider {
+struct ServerConfirmationScreen_Previews: PreviewProvider, TestablePreview {
     static let loginViewModel = ServerConfirmationScreenViewModel(authenticationService: MockAuthenticationServiceProxy(),
                                                                   authenticationFlow: .login)
     static let registerViewModel = ServerConfirmationScreenViewModel(authenticationService: MockAuthenticationServiceProxy(),

ElementX/Sources/Screens/Authentication/ServerSelectionScreen/View/ServerSelectionScreen.swift

@@ -101,7 +101,7 @@ struct ServerSelectionScreen: View {
 
 // MARK: - Previews
 
-struct ServerSelection_Previews: PreviewProvider {
+struct ServerSelection_Previews: PreviewProvider, TestablePreview {
     static var previews: some View {
         ForEach(MockServerSelectionScreenState.allCases, id: \.self) { state in
             NavigationStack {

ElementX/Sources/Screens/Authentication/SoftLogoutScreen/View/SoftLogoutScreen.swift

@@ -174,7 +174,7 @@ struct SoftLogoutScreen: View {
 
 // MARK: - Previews
 
-struct SoftLogoutScreen_Previews: PreviewProvider {
+struct SoftLogoutScreen_Previews: PreviewProvider, TestablePreview {
     static var previews: some View {
         ForEach(MockSoftLogoutScreenState.allCases) { state in
             screen(for: state.viewModel)

ElementX/Sources/Screens/Authentication/WaitlistScreen/View/WaitingDialog.swift

@@ -82,7 +82,7 @@ struct WaitingDialog<Content: View, BottomContent: View>: View {
     }
 }
 
-struct WaitingDialog_Previews: PreviewProvider {
+struct WaitingDialog_Previews: PreviewProvider, TestablePreview {
     static let viewModel = WaitlistScreenViewModel(homeserver: .mockMatrixDotOrg)
     
     static var previews: some View {

ElementX/Sources/Screens/Authentication/WaitlistScreen/View/WaitlistScreen.swift

@@ -70,7 +70,7 @@ struct WaitlistScreen: View {
 
 // MARK: - Previews
 
-struct WaitlistScreen_Previews: PreviewProvider {
+struct WaitlistScreen_Previews: PreviewProvider, TestablePreview {
     static let viewModel = WaitlistScreenViewModel(homeserver: .mockMatrixDotOrg)
     static let successViewModel = {
         let viewModel = WaitlistScreenViewModel(homeserver: .mockMatrixDotOrg)

ElementX/Sources/Screens/BugReportScreen/View/BugReportScreen.swift

@@ -139,7 +139,7 @@ struct BugReportScreen: View {
 
 // MARK: - Previews
 
-struct BugReport_Previews: PreviewProvider {
+struct BugReport_Previews: PreviewProvider, TestablePreview {
     static let viewModel = BugReportScreenViewModel(bugReportService: BugReportServiceMock(),
                                                     userID: "@mock.client.com",
                                                     deviceID: nil,

ElementX/Sources/Screens/ComposerToolbar/View/ComposerToolbar.swift

@@ -174,7 +174,7 @@ struct ComposerToolbar: View {
     }
 }
 
-struct ComposerToolbar_Previews: PreviewProvider {
+struct ComposerToolbar_Previews: PreviewProvider, TestablePreview {
     static var previews: some View {
         ComposerToolbar.mock()
     }

ElementX/Sources/Screens/ComposerToolbar/View/MessageComposer.swift

@@ -173,7 +173,7 @@ private struct MessageComposerHeaderLabelStyle: LabelStyle {
     }
 }
 
-struct MessageComposer_Previews: PreviewProvider {
+struct MessageComposer_Previews: PreviewProvider, TestablePreview {
     static let viewModel = RoomScreenViewModel.mock
     
     static let replyTypes: [TimelineItemReplyDetails] = [

ElementX/Sources/Screens/ComposerToolbar/View/RoomAttachmentPicker.swift

@@ -130,7 +130,7 @@ struct RoomAttachmentPicker: View {
     }
 }
 
-struct RoomAttachmentPicker_Previews: PreviewProvider {
+struct RoomAttachmentPicker_Previews: PreviewProvider, TestablePreview {
     static let viewModel = ComposerToolbarViewModel(wysiwygViewModel: WysiwygComposerViewModel())
 
     static var previews: some View {

ElementX/Sources/Screens/CreatePollScreen/View/CreatePollScreen.swift

@@ -161,7 +161,7 @@ private struct CreatePollOptionView: View {
 
 // MARK: - Previews
 
-struct CreatePollScreen_Previews: PreviewProvider {
+struct CreatePollScreen_Previews: PreviewProvider, TestablePreview {
     static let viewModel = CreatePollScreenViewModel()
     static var previews: some View {
         NavigationStack {

ElementX/Sources/Screens/CreateRoom/View/CreateRoomScreen.swift

@@ -204,7 +204,7 @@ struct CreateRoomScreen: View {
 
 // MARK: - Previews
 
-struct CreateRoom_Previews: PreviewProvider {
+struct CreateRoom_Previews: PreviewProvider, TestablePreview {
     static let viewModel = {
         let userSession = MockUserSession(clientProxy: MockClientProxy(userID: "@userid:example.com"),
                                           mediaProvider: MockMediaProvider())

ElementX/Sources/Screens/EmojiPickerScreen/View/EmojiPickerScreen.swift

@@ -100,7 +100,7 @@ private struct IsSearching: ViewModifier {
 
 // MARK: - Previews
 
-struct EmojiPickerScreen_Previews: PreviewProvider {
+struct EmojiPickerScreen_Previews: PreviewProvider, TestablePreview {
     static let viewModel = EmojiPickerScreenViewModel(emojiProvider: EmojiProvider())
     
     static var previews: some View {

ElementX/Sources/Screens/EmojiPickerScreen/View/EmojiPickerScreenHeaderView.swift

@@ -29,10 +29,10 @@ struct EmojiPickerScreenHeaderView: View {
     }
 }
 
-struct EmojiPickerScreenHeaderView_Previews: PreviewProvider {
+struct EmojiPickerScreenHeaderView_Previews: PreviewProvider, TestablePreview {
     static var previews: some View {
         Group {
-            EmojiPickerScreenHeaderView(title: "")
+            EmojiPickerScreenHeaderView(title: "Title")
         }
     }
 }

ElementX/Sources/Screens/HomeScreen/View/HomeScreen.swift

@@ -309,7 +309,7 @@ struct HomeScreen: View {
 
 // MARK: - Previews
 
-struct HomeScreen_Previews: PreviewProvider {
+struct HomeScreen_Previews: PreviewProvider, TestablePreview {
     static let loadingViewModel = viewModel(.loading)
     static let loadedViewModel = viewModel(.loaded(.mockRooms))
     static let emptyViewModel = viewModel(.loaded([]))

ElementX/Sources/Screens/HomeScreen/View/HomeScreenEmptyStateView.swift

@@ -101,7 +101,7 @@ struct HomeScreenEmptyStateLayout: Layout {
 
 // MARK: - Previews
 
-struct HomeScreenEmptyStateView_Previews: PreviewProvider {
+struct HomeScreenEmptyStateView_Previews: PreviewProvider, TestablePreview {
     static var previews: some View {
         HomeScreenEmptyStateView(context: viewModel.context)
             .previewDisplayName("View")

ElementX/Sources/Screens/HomeScreen/View/HomeScreenInvitesButton.swift

@@ -49,7 +49,7 @@ struct HomeScreenInvitesButton: View {
     }
 }
 
-struct HomeScreenInvitesButton_Previews: PreviewProvider {
+struct HomeScreenInvitesButton_Previews: PreviewProvider, TestablePreview {
     static var previews: some View {
         HomeScreenInvitesButton(title: "Invites", hasBadge: true, action: { })
             .previewDisplayName("Badge on")

ElementX/Sources/Screens/HomeScreen/View/HomeScreenRoomCell.swift

@@ -182,7 +182,7 @@ private extension View {
     }
 }
 
-struct HomeScreenRoomCell_Previews: PreviewProvider {
+struct HomeScreenRoomCell_Previews: PreviewProvider, TestablePreview {
     static var previews: some View {
         let summaryProvider = MockRoomSummaryProvider(state: .loaded(.mockRooms))
 
@@ -205,7 +205,7 @@ struct HomeScreenRoomCell_Previews: PreviewProvider {
                                       roomId: details.id,
                                       name: details.name,
                                       hasUnreads: details.unreadNotificationCount > 0,
-                                      timestamp: Date.now.formattedMinimal(),
+                                      timestamp: Date(timeIntervalSinceReferenceDate: 0).formattedMinimal(),
                                       lastMessage: details.lastMessage,
                                       notificationMode: details.notificationMode)
             }

ElementX/Sources/Screens/InviteUsersScreen/View/InviteUsersScreen.swift

@@ -142,7 +142,7 @@ struct InviteUsersScreen: View {
 
 // MARK: - Previews
 
-struct InviteUsersScreen_Previews: PreviewProvider {
+struct InviteUsersScreen_Previews: PreviewProvider, TestablePreview {
     static let viewModel = {
         let userDiscoveryService = UserDiscoveryServiceMock()
         userDiscoveryService.fetchSuggestionsReturnValue = .success([.mockAlice])

ElementX/Sources/Screens/InviteUsersScreen/View/InviteUsersScreenSelectedItem.swift

@@ -54,7 +54,7 @@ struct InviteUsersScreenSelectedItem: View {
     }
 }
 
-struct InviteUsersScreenSelectedItem_Previews: PreviewProvider {
+struct InviteUsersScreenSelectedItem_Previews: PreviewProvider, TestablePreview {
     static let people: [UserProfileProxy] = [.mockAlice, .mockVerbose]
     
     static var previews: some View {

ElementX/Sources/Screens/InvitesScreen/View/InvitesScreen.swift

@@ -63,7 +63,7 @@ struct InvitesScreen: View {
 
 // MARK: - Previews
 
-struct InvitesScreen_Previews: PreviewProvider {
+struct InvitesScreen_Previews: PreviewProvider, TestablePreview {
     static var previews: some View {
         NavigationView {
             InvitesScreen(context: InvitesScreenViewModel.noInvites.context)

ElementX/Sources/Screens/InvitesScreen/View/InvitesScreenCell.swift

@@ -155,7 +155,7 @@ struct InvitesScreenCell: View {
     }
 }
 
-struct InvitesScreenCell_Previews: PreviewProvider {
+struct InvitesScreenCell_Previews: PreviewProvider, TestablePreview {
     static var previews: some View {
         ScrollView {
             VStack(spacing: 0) {

ElementX/Sources/Screens/LocationSharing/View/StaticLocationScreen.swift

@@ -156,7 +156,7 @@ struct StaticLocationScreen: View {
 
 // MARK: - Previews
 
-struct StaticLocationScreenViewer_Previews: PreviewProvider {
+struct StaticLocationScreenViewer_Previews: PreviewProvider, TestablePreview {
     static var previews: some View {
         NavigationStack {
             StaticLocationScreen(context: StaticLocationScreenViewModel(interactionMode: .picker).context)

ElementX/Sources/Screens/MediaUploadPreviewScreen/View/MediaUploadPreviewScreen.swift

@@ -113,7 +113,7 @@ private class PreviewItem: NSObject, QLPreviewItem {
 
 // MARK: - Previews
 
-struct MediaUploadPreviewScreen_Previews: PreviewProvider {
+struct MediaUploadPreviewScreen_Previews: PreviewProvider, TestablePreview {
     static let viewModel = MediaUploadPreviewScreenViewModel(userIndicatorController: UserIndicatorControllerMock.default,
                                                              roomProxy: RoomProxyMock(),
                                                              mediaUploadingPreprocessor: MediaUploadingPreprocessor(),

ElementX/Sources/Screens/MessageForwardingScreen/View/MessageForwardingScreen.swift

@@ -96,7 +96,7 @@ private struct MessageForwardingRoomCell: View {
 
 // MARK: - Previews
 
-struct MessageForwardingScreen_Previews: PreviewProvider {
+struct MessageForwardingScreen_Previews: PreviewProvider, TestablePreview {
     static var previews: some View {
         let summaryProvider = MockRoomSummaryProvider(state: .loaded(.mockRooms))
         let viewModel = MessageForwardingScreenViewModel(roomSummaryProvider: summaryProvider, sourceRoomID: "")

ElementX/Sources/Screens/MigrationScreen/View/MigrationScreen.swift

@@ -50,7 +50,7 @@ struct MigrationScreen: View {
 
 // MARK: - Previews
 
-struct MigrationScreen_Previews: PreviewProvider {
+struct MigrationScreen_Previews: PreviewProvider, TestablePreview {
     static let viewModel = MigrationScreenViewModel()
     static var previews: some View {
         MigrationScreen(context: viewModel.context)

ElementX/Sources/Screens/OnboardingScreen/View/OnboardingScreen.swift

@@ -97,7 +97,7 @@ struct OnboardingScreen: View {
 
 // MARK: - Previews
 
-struct OnboardingScreen_Previews: PreviewProvider {
+struct OnboardingScreen_Previews: PreviewProvider, TestablePreview {
     static let viewModel = OnboardingScreenViewModel()
     
     static var previews: some View {

ElementX/Sources/Screens/Other/PlaceholderScreenCoordinator.swift

@@ -33,7 +33,7 @@ struct PlaceholderScreen: View {
     }
 }
 
-struct PlaceholderScreen_Previews: PreviewProvider {
+struct PlaceholderScreen_Previews: PreviewProvider, TestablePreview {
     static var previews: some View {
         PlaceholderScreen()
             .previewDisplayName("Screen")

ElementX/Sources/Screens/Other/SplashScreenCoordinator.swift

@@ -31,7 +31,7 @@ struct SplashScreen: View {
     }
 }
 
-struct SplashScreen_Previews: PreviewProvider {
+struct SplashScreen_Previews: PreviewProvider, TestablePreview {
     static var previews: some View {
         SplashScreen()
     }

ElementX/Sources/Screens/ReportContentScreen/View/ReportContentScreen.swift

@@ -80,7 +80,7 @@ struct ReportContentScreen: View {
 
 // MARK: - Previews
 
-struct ReportContentScreen_Previews: PreviewProvider {
+struct ReportContentScreen_Previews: PreviewProvider, TestablePreview {
     static let viewModel = ReportContentScreenViewModel(eventID: "",
                                                         senderID: "",
                                                         roomProxy: RoomProxyMock(with: .init(displayName: nil)))

ElementX/Sources/Screens/RoomDetailsEditScreen/View/RoomDetailsEditScreen.swift

@@ -158,17 +158,17 @@ struct RoomDetailsEditScreen: View {
 
 // MARK: - Previews
 
-struct RoomDetailsEditScreen_Previews: PreviewProvider {
+struct RoomDetailsEditScreen_Previews: PreviewProvider, TestablePreview {
     static let viewModel = RoomDetailsEditScreenViewModel(accountOwner: RoomMemberProxyMock.mockAlice,
                                                           mediaProvider: MockMediaProvider(),
-                                                          roomProxy: RoomProxyMock(with: .init(name: "Room", displayName: "Room")),
+                                                          roomProxy: RoomProxyMock(with: .init(id: "test_id", name: "Room", displayName: "Room")),
                                                           userIndicatorController: UserIndicatorControllerMock.default)
     
     static let readOnlyViewModel = {
         let accountOwner = RoomMemberProxyMock.mockOwner(allowedStateEvents: [])
         return RoomDetailsEditScreenViewModel(accountOwner: accountOwner,
                                               mediaProvider: MockMediaProvider(),
-                                              roomProxy: RoomProxyMock(with: .init(name: "Room", displayName: "Room")),
+                                              roomProxy: RoomProxyMock(with: .init(id: "test_id", name: "Room", displayName: "Room")),
                                               userIndicatorController: UserIndicatorControllerMock.default)
     }()
     

ElementX/Sources/Screens/RoomDetailsScreen/View/RoomDetailsScreen.swift

@@ -257,14 +257,14 @@ struct RoomDetailsScreen: View {
 
 // MARK: - Previews
 
-struct RoomDetailsScreen_Previews: PreviewProvider {
+struct RoomDetailsScreen_Previews: PreviewProvider, TestablePreview {
     static let genericRoomViewModel = {
         let members: [RoomMemberProxyMock] = [
             .mockAlice,
             .mockBob,
             .mockCharlie
         ]
-        let roomProxy = RoomProxyMock(with: .init(displayName: "Room A",
+        let roomProxy = RoomProxyMock(with: .init(id: "room_a_id", displayName: "Room A",
                                                   topic: "Bacon ipsum dolor amet short ribs buffalo pork loin cupim frankfurter. Burgdoggen pig shankle biltong flank ham jowl sirloin bacon cow. T-bone alcatra boudin beef spare ribs pig fatback jerky swine short ribs shankle chislic frankfurter pork loin. Chicken tri-tip bresaola t-bone pastrami brisket.", // swiftlint:disable:this line_length
                                                   isDirect: false,
                                                   isEncrypted: true,
@@ -289,7 +289,7 @@ struct RoomDetailsScreen_Previews: PreviewProvider {
             .mockDan
         ]
         
-        let roomProxy = RoomProxyMock(with: .init(displayName: "DM Room",
+        let roomProxy = RoomProxyMock(with: .init(id: "dm_room_id", displayName: "DM Room",
                                                   topic: "Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua.",
                                                   isDirect: true,
                                                   isEncrypted: true,
@@ -312,7 +312,7 @@ struct RoomDetailsScreen_Previews: PreviewProvider {
             .mockBob,
             .mockCharlie
         ]
-        let roomProxy = RoomProxyMock(with: .init(displayName: "Room A",
+        let roomProxy = RoomProxyMock(with: .init(id: "simple_room_id", displayName: "Room A",
                                                   isDirect: false,
                                                   isEncrypted: false,
                                                   members: members))

ElementX/Sources/Screens/RoomMemberDetailsScreen/View/RoomMemberDetailsScreen.swift

@@ -100,7 +100,7 @@ struct RoomMemberDetailsScreen: View {
 
 // MARK: - Previews
 
-struct RoomMemberDetailsScreen_Previews: PreviewProvider {
+struct RoomMemberDetailsScreen_Previews: PreviewProvider, TestablePreview {
     static let roomProxyMock = RoomProxyMock(with: .init(displayName: ""))
     static let otherUserViewModel = {
         let member = RoomMemberProxyMock.mockDan

ElementX/Sources/Screens/RoomMemberListScreen/View/RoomMembersListScreen.swift

@@ -74,7 +74,7 @@ struct RoomMembersListScreen: View {
 
 // MARK: - Previews
 
-struct RoomMembersListScreen_Previews: PreviewProvider {
+struct RoomMembersListScreen_Previews: PreviewProvider, TestablePreview {
     static let viewModel = {
         let members: [RoomMemberProxyMock] = [
             .mockAlice,

ElementX/Sources/Screens/RoomMemberListScreen/View/RoomMembersListScreenMemberCell.swift

@@ -46,7 +46,7 @@ struct RoomMembersListScreenMemberCell: View {
     }
 }
 
-struct RoomMembersListMemberCell_Previews: PreviewProvider {
+struct RoomMembersListMemberCell_Previews: PreviewProvider, TestablePreview {
     static var previews: some View {
         let members: [RoomMemberProxyMock] = [
             .mockAlice,

ElementX/Sources/Screens/RoomNotificationSettingsScreen/View/RoomNotificationSettingsCustomSectionView.swift

@@ -37,7 +37,7 @@ struct RoomNotificationSettingsCustomSectionView: View {
     }
 }
 
-struct RoomNotificationSettingsCustomSectionView_Previews: PreviewProvider {
+struct RoomNotificationSettingsCustomSectionView_Previews: PreviewProvider, TestablePreview {
     static let viewModel = {
         let notificationSettingsProxy = NotificationSettingsProxyMock(with: .init(defaultRoomMode: .allMessages, roomMode: .mentionsAndKeywordsOnly))
 

ElementX/Sources/Screens/RoomNotificationSettingsScreen/View/RoomNotificationSettingsScreen.swift

@@ -79,7 +79,7 @@ struct RoomNotificationSettingsScreen: View {
 
 // MARK: - Previews
 
-struct RoomNotificationSettingsScreen_Previews: PreviewProvider {
+struct RoomNotificationSettingsScreen_Previews: PreviewProvider, TestablePreview {
     static let viewModel = {
         let notificationSettingsProxy = NotificationSettingsProxyMock(with: .init(defaultRoomMode: .mentionsAndKeywordsOnly, roomMode: .mentionsAndKeywordsOnly))
 

ElementX/Sources/Screens/RoomNotificationSettingsScreen/View/RoomNotificationSettingsUserDefinedScreen.swift

@@ -48,7 +48,7 @@ struct RoomNotificationSettingsUserDefinedScreen: View {
 
 // MARK: - Previews
 
-struct RoomNotificationSettingsUserDefinedScreen_Previews: PreviewProvider {
+struct RoomNotificationSettingsUserDefinedScreen_Previews: PreviewProvider, TestablePreview {
     static let viewModel = {
         let notificationSettingsProxy = NotificationSettingsProxyMock(with: .init(defaultRoomMode: .mentionsAndKeywordsOnly, roomMode: .mentionsAndKeywordsOnly))
 

ElementX/Sources/Screens/RoomScreen/View/Replies/TimelineReplyView.swift

@@ -179,7 +179,7 @@ struct TimelineReplyView: View {
     }
 }
 
-struct TimelineReplyView_Previews: PreviewProvider {
+struct TimelineReplyView_Previews: PreviewProvider, TestablePreview {
     static let viewModel = RoomScreenViewModel.mock
     
     static var previews: some View {

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

@@ -47,7 +47,7 @@ struct RoomHeaderView: View {
     }
 }
 
-struct RoomHeaderView_Previews: PreviewProvider {
+struct RoomHeaderView_Previews: PreviewProvider, TestablePreview {
     static var previews: some View {
         bodyPlain
         bodyEncrypted

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

@@ -163,7 +163,7 @@ struct RoomScreen: View {
 
 // MARK: - Previews
 
-struct RoomScreen_Previews: PreviewProvider {
+struct RoomScreen_Previews: PreviewProvider, TestablePreview {
     static let viewModel = RoomScreenViewModel(timelineController: MockRoomTimelineController(),
                                                mediaProvider: MockMediaProvider(),
                                                roomProxy: RoomProxyMock(with: .init(displayName: "Preview room")),

ElementX/Sources/Screens/RoomScreen/View/Style/LongPressWithFeedback.swift

@@ -62,7 +62,7 @@ extension View {
     }
 }
 
-struct LongPressWithFeedback_Previews: PreviewProvider {
+struct LongPressWithFeedback_Previews: PreviewProvider, TestablePreview {
     static var previews: some View { Preview() }
     
     struct Preview: View {

ElementX/Sources/Screens/RoomScreen/View/Style/SwipeToReplyView.swift

@@ -34,7 +34,7 @@ struct SwipeToReplyView: View {
     }
 }
 
-struct SwipeToReplyView_Previews: PreviewProvider {
+struct SwipeToReplyView_Previews: PreviewProvider, TestablePreview {
     static let timelineItem = TextRoomTimelineItem(id: .init(timelineID: ""),
                                                    timestamp: "",
                                                    isOutgoing: true,

ElementX/Sources/Screens/RoomScreen/View/Style/ThreadDecorator.swift

@@ -33,7 +33,7 @@ struct ThreadDecorator: View {
     }
 }
 
-struct ThreadDecorator_Previews: PreviewProvider {
+struct ThreadDecorator_Previews: PreviewProvider, TestablePreview {
     static var previews: some View {
         ThreadDecorator()
     }

ElementX/Sources/Screens/RoomScreen/View/Style/TimelineItemBubbledStylerView.swift

@@ -396,7 +396,7 @@ private extension EventBasedTimelineItemProtocol {
     }
 }
 
-struct TimelineItemBubbledStylerView_Previews: PreviewProvider {
+struct TimelineItemBubbledStylerView_Previews: PreviewProvider, TestablePreview {
     static let viewModel = RoomScreenViewModel.mock
 
     static var previews: some View {

ElementX/Sources/Screens/RoomScreen/View/Style/TimelineItemPlainStylerView.swift

@@ -140,7 +140,7 @@ struct TimelineItemPlainStylerView<Content: View>: View {
     }
 }
 
-struct TimelineItemPlainStylerView_Previews: PreviewProvider {
+struct TimelineItemPlainStylerView_Previews: PreviewProvider, TestablePreview {
     static let viewModel = RoomScreenViewModel.mock
     
     // These akwats include a reply

ElementX/Sources/Screens/RoomScreen/View/Style/TimelineStyler.swift

@@ -35,7 +35,7 @@ struct TimelineStyler<Content: View>: View {
     }
 }
 
-struct TimelineItemStyler_Previews: TestablePreviewProvider {
+struct TimelineItemStyler_Previews: PreviewProvider, TestablePreview {
     static let viewModel = RoomScreenViewModel.mock
 
     static let base = TextRoomTimelineItem(id: .random, timestamp: "Now", isOutgoing: true, isEditable: false, isThreaded: false, sender: .test, content: .init(body: "Test"))

ElementX/Sources/Screens/RoomScreen/View/Supplementary/ReactionsSummaryView.swift

@@ -148,7 +148,7 @@ private struct ReactionSummarySenderView: View {
     }
 }
 
-struct ReactionsSummaryView_Previews: PreviewProvider {
+struct ReactionsSummaryView_Previews: PreviewProvider, TestablePreview {
     static var previews: some View {
         ReactionsSummaryView(reactions: AggregatedReaction.mockReactions,
                              members: [:],

ElementX/Sources/Screens/RoomScreen/View/Supplementary/TimelineDeliveryStatusView.swift

@@ -40,7 +40,7 @@ struct TimelineDeliveryStatusView: View {
     }
 }
 
-struct TimelineDeliveryStatusView_Previews: PreviewProvider {
+struct TimelineDeliveryStatusView_Previews: PreviewProvider, TestablePreview {
     static var previews: some View {
         VStack {
             TimelineDeliveryStatusView(deliveryStatus: .sending)

ElementX/Sources/Screens/RoomScreen/View/Supplementary/TimelineReactionsView.swift

@@ -190,7 +190,7 @@ struct TimelineReactionViewPreviewsContainer: View {
     }
 }
 
-struct TimelineReactionView_Previews: PreviewProvider {
+struct TimelineReactionView_Previews: PreviewProvider, TestablePreview {
     static var previews: some View {
         TimelineReactionViewPreviewsContainer()
     }

ElementX/Sources/Screens/RoomScreen/View/Supplementary/TimelineReadReceiptsView.swift

@@ -49,7 +49,7 @@ struct TimelineReadReceiptsView: View {
     }
 }
 
-struct TimelineReadReceiptsView_Previews: PreviewProvider {
+struct TimelineReadReceiptsView_Previews: PreviewProvider, TestablePreview {
     static let members: [RoomMemberProxyMock] = [
         .mockAlice,
         .mockBob,

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

@@ -111,7 +111,7 @@ extension View {
     }
 }
 
-struct SwipeRightAction_Previews: PreviewProvider {
+struct SwipeRightAction_Previews: PreviewProvider, TestablePreview {
     static var previews: some View { Preview() }
     
     struct Preview: View {

ElementX/Sources/Screens/RoomScreen/View/Timeline/AudioRoomTimelineView.swift

@@ -35,7 +35,7 @@ struct AudioRoomTimelineView: View {
     }
 }
 
-struct AudioRoomTimelineView_Previews: PreviewProvider {
+struct AudioRoomTimelineView_Previews: PreviewProvider, TestablePreview {
     static let viewModel = RoomScreenViewModel.mock
     
     static var previews: some View {

ElementX/Sources/Screens/RoomScreen/View/Timeline/CollapsibleRoomTimelineView.swift

@@ -59,7 +59,7 @@ struct CollapsibleRoomTimelineView: View {
     }
 }
 
-struct CollapsibleRoomTimelineView_Previews: PreviewProvider {
+struct CollapsibleRoomTimelineView_Previews: PreviewProvider, TestablePreview {
     static let item = CollapsibleTimelineItem(items: [
         SeparatorRoomTimelineItem(id: .init(timelineID: "First separator"), text: "This is a separator"),
         SeparatorRoomTimelineItem(id: .init(timelineID: "Second separator"), text: "This is another separator")

ElementX/Sources/Screens/RoomScreen/View/Timeline/EmoteRoomTimelineView.swift

@@ -32,7 +32,7 @@ struct EmoteRoomTimelineView: View, TextBasedRoomTimelineViewProtocol {
     }
 }
 
-struct EmoteRoomTimelineView_Previews: PreviewProvider {
+struct EmoteRoomTimelineView_Previews: PreviewProvider, TestablePreview {
     static let viewModel = RoomScreenViewModel.mock
     
     static var previews: some View {

ElementX/Sources/Screens/RoomScreen/View/Timeline/EncryptedHistoryRoomTimelineView.swift

@@ -53,7 +53,7 @@ private struct EncryptedHistoryLabelStyle: LabelStyle {
     }
 }
 
-struct EncryptedHistoryRoomTimelineView_Previews: PreviewProvider {
+struct EncryptedHistoryRoomTimelineView_Previews: PreviewProvider, TestablePreview {
     static var previews: some View {
         let item = EncryptedHistoryRoomTimelineItem(id: .random)
         EncryptedHistoryRoomTimelineView(timelineItem: item)

ElementX/Sources/Screens/RoomScreen/View/Timeline/EncryptedRoomTimelineView.swift

@@ -42,7 +42,7 @@ struct RoomTimelineViewLabelStyle: LabelStyle {
     }
 }
 
-struct EncryptedRoomTimelineView_Previews: PreviewProvider {
+struct EncryptedRoomTimelineView_Previews: PreviewProvider, TestablePreview {
     static let viewModel = RoomScreenViewModel.mock
     
     static var previews: some View {

ElementX/Sources/Screens/RoomScreen/View/Timeline/FileRoomTimelineView.swift

@@ -35,7 +35,7 @@ struct FileRoomTimelineView: View {
     }
 }
 
-struct FileRoomTimelineView_Previews: PreviewProvider {
+struct FileRoomTimelineView_Previews: PreviewProvider, TestablePreview {
     static let viewModel = RoomScreenViewModel.mock
     
     static var previews: some View {

ElementX/Sources/Screens/RoomScreen/View/Timeline/FormattedBodyText.swift

@@ -164,7 +164,7 @@ struct FormattedBodyText: View {
 
 // MARK: - Previews
 
-struct FormattedBodyText_Previews: PreviewProvider {
+struct FormattedBodyText_Previews: PreviewProvider, TestablePreview {
     static var previews: some View {
         body
         body

ElementX/Sources/Screens/RoomScreen/View/Timeline/ImageRoomTimelineView.swift

@@ -55,7 +55,7 @@ struct ImageRoomTimelineView: View {
     }
 }
 
-struct ImageRoomTimelineView_Previews: PreviewProvider {
+struct ImageRoomTimelineView_Previews: PreviewProvider, TestablePreview {
     static let viewModel = RoomScreenViewModel.mock
     
     static var previews: some View {

ElementX/Sources/Screens/RoomScreen/View/Timeline/LocationRoomTimelineView.swift

@@ -82,7 +82,7 @@ private extension MapLibreStaticMapView {
     }
 }
 
-struct LocationRoomTimelineView_Previews: PreviewProvider {
+struct LocationRoomTimelineView_Previews: PreviewProvider, TestablePreview {
     static let viewModel = RoomScreenViewModel.mock
 
     static var previews: some View {

ElementX/Sources/Screens/RoomScreen/View/Timeline/NoticeRoomTimelineView.swift

@@ -43,7 +43,7 @@ struct NoticeRoomTimelineView: View, TextBasedRoomTimelineViewProtocol {
     }
 }
 
-struct NoticeRoomTimelineView_Previews: PreviewProvider {
+struct NoticeRoomTimelineView_Previews: PreviewProvider, TestablePreview {
     static let viewModel = RoomScreenViewModel.mock
     
     static var previews: some View {

ElementX/Sources/Screens/RoomScreen/View/Timeline/PaginationIndicatorRoomTimelineView.swift

@@ -26,7 +26,7 @@ struct PaginationIndicatorRoomTimelineView: View {
     }
 }
 
-struct PaginationIndicatorRoomTimelineView_Previews: PreviewProvider {
+struct PaginationIndicatorRoomTimelineView_Previews: PreviewProvider, TestablePreview {
     static var previews: some View {
         let item = PaginationIndicatorRoomTimelineItem()
         PaginationIndicatorRoomTimelineView(timelineItem: item)

ElementX/Sources/Screens/RoomScreen/View/Timeline/PollOptionView.swift

@@ -80,7 +80,7 @@ private struct PollProgressView: View {
     }
 }
 
-struct PollOptionView_Previews: PreviewProvider {
+struct PollOptionView_Previews: PreviewProvider, TestablePreview {
     static var previews: some View {
         VStack {
             Group {

ElementX/Sources/Screens/RoomScreen/View/Timeline/PollRoomTimelineView.swift

@@ -117,7 +117,7 @@ private extension Poll {
     }
 }
 
-struct PollRoomTimelineView_Previews: PreviewProvider {
+struct PollRoomTimelineView_Previews: PreviewProvider, TestablePreview {
     static let viewModel = RoomScreenViewModel.mock
 
     static var previews: some View {

ElementX/Sources/Screens/RoomScreen/View/Timeline/ReadMarkerRoomTimelineView.swift

@@ -35,7 +35,7 @@ struct ReadMarkerRoomTimelineView: View {
     }
 }
 
-struct ReadMarkerRoomTimelineView_Previews: PreviewProvider {
+struct ReadMarkerRoomTimelineView_Previews: PreviewProvider, TestablePreview {
     static let viewModel = RoomScreenViewModel.mock
 
     static let item = ReadMarkerRoomTimelineItem(id: .init(timelineID: .init(UUID().uuidString)))

ElementX/Sources/Screens/RoomScreen/View/Timeline/RedactedRoomTimelineView.swift

@@ -29,7 +29,7 @@ struct RedactedRoomTimelineView: View {
     }
 }
 
-struct RedactedRoomTimelineView_Previews: PreviewProvider {
+struct RedactedRoomTimelineView_Previews: PreviewProvider, TestablePreview {
     static let viewModel = RoomScreenViewModel.mock
     
     static var previews: some View {

ElementX/Sources/Screens/RoomScreen/View/Timeline/SeparatorRoomTimelineView.swift

@@ -29,7 +29,7 @@ struct SeparatorRoomTimelineView: View {
     }
 }
 
-struct SeparatorRoomTimelineView_Previews: PreviewProvider {
+struct SeparatorRoomTimelineView_Previews: PreviewProvider, TestablePreview {
     static var previews: some View {
         let item = SeparatorRoomTimelineItem(id: .init(timelineID: "Separator"), text: "This is a separator")
         SeparatorRoomTimelineView(timelineItem: item)

ElementX/Sources/Screens/RoomScreen/View/Timeline/StateRoomTimelineView.swift

@@ -30,7 +30,7 @@ struct StateRoomTimelineView: View {
     }
 }
 
-struct StateRoomTimelineView_Previews: PreviewProvider {
+struct StateRoomTimelineView_Previews: PreviewProvider, TestablePreview {
     static var previews: some View {
         body
         body

ElementX/Sources/Screens/RoomScreen/View/Timeline/StickerRoomTimelineView.swift

@@ -47,7 +47,7 @@ struct StickerRoomTimelineView: View {
     }
 }
 
-struct StickerRoomTimelineView_Previews: PreviewProvider {
+struct StickerRoomTimelineView_Previews: PreviewProvider, TestablePreview {
     static let viewModel = RoomScreenViewModel.mock
     
     static var previews: some View {

ElementX/Sources/Screens/RoomScreen/View/Timeline/TextRoomTimelineView.swift

@@ -36,7 +36,7 @@ struct TextRoomTimelineView: View, TextBasedRoomTimelineViewProtocol {
     }
 }
 
-struct TextRoomTimelineView_Previews: PreviewProvider {
+struct TextRoomTimelineView_Previews: PreviewProvider, TestablePreview {
     static let viewModel = RoomScreenViewModel.mock
     
     static var previews: some View {

ElementX/Sources/Screens/RoomScreen/View/Timeline/TimelineStartRoomTimelineView.swift

@@ -36,7 +36,7 @@ struct TimelineStartRoomTimelineView: View {
     }
 }
 
-struct TimelineStartRoomTimelineView_Previews: PreviewProvider {
+struct TimelineStartRoomTimelineView_Previews: PreviewProvider, TestablePreview {
     static var previews: some View {
         let item = TimelineStartRoomTimelineItem(name: "Alice and Bob")
         TimelineStartRoomTimelineView(timelineItem: item)

ElementX/Sources/Screens/RoomScreen/View/Timeline/UITimelineView.swift

@@ -79,7 +79,7 @@ struct UITimelineView: UIViewControllerRepresentable {
 
 // MARK: - Previews
 
-struct UITimelineView_Previews: PreviewProvider {
+struct UITimelineView_Previews: PreviewProvider, TestablePreview {
     static let viewModel = RoomScreenViewModel(timelineController: MockRoomTimelineController(),
                                                mediaProvider: MockMediaProvider(),
                                                roomProxy: RoomProxyMock(with: .init(displayName: "Preview room")),

ElementX/Sources/Screens/RoomScreen/View/Timeline/UnsupportedRoomTimelineView.swift

@@ -38,7 +38,7 @@ struct UnsupportedRoomTimelineView: View {
     }
 }
 
-struct UnsupportedRoomTimelineView_Previews: PreviewProvider {
+struct UnsupportedRoomTimelineView_Previews: PreviewProvider, TestablePreview {
     static let viewModel = RoomScreenViewModel.mock
     
     static var previews: some View {

ElementX/Sources/Screens/RoomScreen/View/Timeline/VideoRoomTimelineView.swift

@@ -67,7 +67,7 @@ struct VideoRoomTimelineView: View {
     }
 }
 
-struct VideoRoomTimelineView_Previews: PreviewProvider {
+struct VideoRoomTimelineView_Previews: PreviewProvider, TestablePreview {
     static let viewModel = RoomScreenViewModel.mock
     
     static var previews: some View {

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

@@ -97,7 +97,7 @@ struct TimelineItemDebugView: View {
     }
 }
 
-struct TimelineItemDebugView_Previews: PreviewProvider {
+struct TimelineItemDebugView_Previews: PreviewProvider, TestablePreview {
     static let smallContent = """
     {
         SomeItem(

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

@@ -286,7 +286,7 @@ public struct TimelineItemMenu: View {
     }
 }
 
-struct TimelineItemMenu_Previews: PreviewProvider {
+struct TimelineItemMenu_Previews: PreviewProvider, TestablePreview {
     static let viewModel = RoomScreenViewModel.mock
 
     static var previews: some View {

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

@@ -167,7 +167,7 @@ struct TimelineView: View {
 
 // MARK: - Previews
 
-struct TimelineView_Previews: PreviewProvider {
+struct TimelineView_Previews: PreviewProvider, TestablePreview {
     static let viewModel = RoomScreenViewModel(timelineController: MockRoomTimelineController(),
                                                mediaProvider: MockMediaProvider(),
                                                roomProxy: RoomProxyMock(with: .init(displayName: "Preview room")),

ElementX/Sources/Screens/SessionVerificationScreen/View/SessionVerificationScreen.swift

@@ -228,7 +228,7 @@ struct SessionVerificationScreen: View {
 
 // MARK: - Previews
 
-struct SessionVerification_Previews: PreviewProvider {
+struct SessionVerification_Previews: PreviewProvider, TestablePreview {
     static var previews: some View {
         sessionVerificationScreen(state: .initial)
             .previewDisplayName("Initial")