Fix for flaky tests (#5869)

* possible logging tests fix

* fix for flaky tests

* use timelimit for max test time

* pr suggestions

* remove comment

UnitTests/Sources/TestUtilities/Extensions/NavigationCoordinators.swift

@@ -0,0 +1,53 @@
+//
+// Copyright 2026 Element Creations Ltd.
+//
+// SPDX-License-Identifier: AGPL-3.0-only OR LicenseRef-Element-Commercial.
+// Please see LICENSE files in the repository root for full details.
+//
+
+@testable import ElementX
+import Foundation
+
+// Sendable projections of the navigation coordinators' non-Sendable coordinator references,
+// allowing the tests to `observe` them and wait for navigation with `deferFulfillment`.
+
+extension NavigationSplitCoordinator {
+    var detailCoordinatorID: ObjectIdentifier? {
+        detailCoordinator.map { ObjectIdentifier($0) }
+    }
+    
+    /// The root coordinator inside the detail navigation stack.
+    var detailRootCoordinator: (any CoordinatorProtocol)? {
+        (detailCoordinator as? NavigationStackCoordinator)?.rootCoordinator
+    }
+    
+    /// The identity of the root coordinator inside the detail navigation stack.
+    var detailRootCoordinatorID: ObjectIdentifier? {
+        detailRootCoordinator.map { ObjectIdentifier($0) }
+    }
+    
+    var sheetCoordinatorID: ObjectIdentifier? {
+        sheetCoordinator.map { ObjectIdentifier($0) }
+    }
+}
+
+extension NavigationStackCoordinator {
+    var rootCoordinatorID: ObjectIdentifier? {
+        rootCoordinator.map { ObjectIdentifier($0) }
+    }
+    
+    /// The identity of the topmost coordinator on the stack.
+    var topCoordinatorID: ObjectIdentifier? {
+        stackCoordinators.last.map { ObjectIdentifier($0) }
+    }
+    
+    var sheetCoordinatorID: ObjectIdentifier? {
+        sheetCoordinator.map { ObjectIdentifier($0) }
+    }
+}
+
+extension NavigationTabCoordinator {
+    var sheetCoordinatorID: ObjectIdentifier? {
+        sheetCoordinator.map { ObjectIdentifier($0) }
+    }
+}