Add xcDeferFulfillment to help with tests that have publishers. (#1278)

* Add xcAwaitDeferred to aid with tests that have publishers.

* Improve naming

* Address Comments

- Fix naming
- Add optional expectation message
- Use trailing closure syntax

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

@@ -20,11 +20,6 @@ struct RoundedCornerShape: Shape {
     let radius: CGFloat
     let corners: UIRectCorner
 
-    init(radius: CGFloat, corners: UIRectCorner) {
-        self.radius = radius
-        self.corners = corners
-    }
-
     func path(in rect: CGRect) -> Path {
         var path = Path()
 

ElementX/Sources/Screens/ReportContentScreen/ReportContentScreenModels.swift

@@ -16,11 +16,11 @@
 
 import Foundation
 
-enum ReportContentScreenViewModelAction {
+enum ReportContentScreenViewModelAction: Equatable {
     case cancel
     case submitStarted
     case submitFinished
-    case submitFailed(error: Error)
+    case submitFailed(error: RoomProxyError)
 }
 
 struct ReportContentScreenViewState: BindableState {

ElementX/Sources/Services/Room/RoomProxyProtocol.swift

@@ -18,7 +18,7 @@ import Combine
 import Foundation
 import MatrixRustSDK
 
-enum RoomProxyError: Error {
+enum RoomProxyError: Error, Equatable {
     case noMoreMessagesToBackPaginate
     case failedPaginatingBackwards
     case failedRetrievingMemberAvatarURL