diff --git a/shell/platform/darwin/common/framework/Source/FlutterChannelsTest.m b/shell/platform/darwin/common/framework/Source/FlutterChannelsTest.m
index bb8af64ad460e..b14c7af0b9a72 100644
--- a/shell/platform/darwin/common/framework/Source/FlutterChannelsTest.m
+++ b/shell/platform/darwin/common/framework/Source/FlutterChannelsTest.m
@@ -91,7 +91,7 @@ - (void)testMethodInvokeWithReply {
                    XCTAssertEqual(FlutterMethodNotImplemented, result);
                  }];
   OCMVerifyAll(binaryMessenger);
-  [self waitForExpectationsWithTimeout:1.0 handler:nil];
+  [self waitForExpectations:@[ didCallReply ]];
 }
 
 - (void)testMethodMessageHandler {
@@ -141,7 +141,7 @@ - (void)testCallMethodHandler {
     [didCallReply fulfill];
     XCTAssertEqual(replyEnvelopeData, reply);
   });
-  [self waitForExpectationsWithTimeout:1.0 handler:nil];
+  [self waitForExpectations:@[ didCallHandler, didCallReply ]];
 }
 
 - (void)testResize {
diff --git a/shell/platform/darwin/ios/framework/Source/FlutterPlatformPluginTest.mm b/shell/platform/darwin/ios/framework/Source/FlutterPlatformPluginTest.mm
index b6259e120cced..a8c9f004d5aa3 100644
--- a/shell/platform/darwin/ios/framework/Source/FlutterPlatformPluginTest.mm
+++ b/shell/platform/darwin/ios/framework/Source/FlutterPlatformPluginTest.mm
@@ -59,7 +59,7 @@ - (void)testSearchWebInvokedWithEscapedTerm {
   };
 
   [mockPlugin handleMethodCall:methodCall result:result];
-  [self waitForExpectationsWithTimeout:1 handler:nil];
+  [self waitForExpectations:@[ invokeExpectation ]];
   [mockApplication stopMocking];
 }
 
@@ -90,7 +90,7 @@ - (void)testSearchWebInvokedWithNonEscapedTerm {
   };
 
   [mockPlugin handleMethodCall:methodCall result:result];
-  [self waitForExpectationsWithTimeout:1 handler:nil];
+  [self waitForExpectations:@[ invokeExpectation ]];
   [mockApplication stopMocking];
 }
 
@@ -119,7 +119,7 @@ - (void)testLookUpCallInitiated {
     [presentExpectation fulfill];
   };
   [mockPlugin handleMethodCall:methodCall result:result];
-  [self waitForExpectationsWithTimeout:2 handler:nil];
+  [self waitForExpectations:@[ presentExpectation ]];
 }
 
 - (void)testShareScreenInvoked {
@@ -151,7 +151,7 @@ - (void)testShareScreenInvoked {
     [presentExpectation fulfill];
   };
   [mockPlugin handleMethodCall:methodCall result:result];
-  [self waitForExpectationsWithTimeout:1 handler:nil];
+  [self waitForExpectations:@[ presentExpectation ]];
 }
 
 - (void)testShareScreenInvokedOnIPad {
@@ -186,7 +186,7 @@ - (void)testShareScreenInvokedOnIPad {
     [presentExpectation fulfill];
   };
   [mockPlugin handleMethodCall:methodCall result:result];
-  [self waitForExpectationsWithTimeout:1 handler:nil];
+  [self waitForExpectations:@[ presentExpectation ]];
 }
 
 - (void)testClipboardHasCorrectStrings {
@@ -202,7 +202,7 @@ - (void)testClipboardHasCorrectStrings {
       [FlutterMethodCall methodCallWithMethodName:@"Clipboard.setData"
                                         arguments:@{@"text" : @"some string"}];
   [plugin handleMethodCall:methodCallSet result:resultSet];
-  [self waitForExpectationsWithTimeout:1 handler:nil];
+  [self waitForExpectations:@[ setStringExpectation ]];
 
   XCTestExpectation* hasStringsExpectation = [self expectationWithDescription:@"hasStrings"];
   FlutterResult result = ^(id result) {
@@ -212,7 +212,7 @@ - (void)testClipboardHasCorrectStrings {
   FlutterMethodCall* methodCall =
       [FlutterMethodCall methodCallWithMethodName:@"Clipboard.hasStrings" arguments:nil];
   [plugin handleMethodCall:methodCall result:result];
-  [self waitForExpectationsWithTimeout:1 handler:nil];
+  [self waitForExpectations:@[ hasStringsExpectation ]];
 
   XCTestExpectation* getDataExpectation = [self expectationWithDescription:@"getData"];
   FlutterResult getDataResult = ^(id result) {
@@ -222,7 +222,7 @@ - (void)testClipboardHasCorrectStrings {
   FlutterMethodCall* methodCallGetData =
       [FlutterMethodCall methodCallWithMethodName:@"Clipboard.getData" arguments:@"text/plain"];
   [plugin handleMethodCall:methodCallGetData result:getDataResult];
-  [self waitForExpectationsWithTimeout:1 handler:nil];
+  [self waitForExpectations:@[ getDataExpectation ]];
 }
 
 - (void)testClipboardSetDataToNullDoNotCrash {
@@ -247,7 +247,7 @@ - (void)testClipboardSetDataToNullDoNotCrash {
   FlutterMethodCall* methodCall = [FlutterMethodCall methodCallWithMethodName:@"Clipboard.getData"
                                                                     arguments:@"text/plain"];
   [plugin handleMethodCall:methodCall result:result];
-  [self waitForExpectationsWithTimeout:1 handler:nil];
+  [self waitForExpectations:@[ setStringExpectation, getDataExpectation ]];
 }
 
 - (void)testPopSystemNavigator {
@@ -271,7 +271,7 @@ - (void)testPopSystemNavigator {
   FlutterMethodCall* methodCallSet =
       [FlutterMethodCall methodCallWithMethodName:@"SystemNavigator.pop" arguments:@(YES)];
   [plugin handleMethodCall:methodCallSet result:resultSet];
-  [self waitForExpectationsWithTimeout:1 handler:nil];
+  [self waitForExpectations:@[ navigationPopCalled ]];
   OCMVerify([navigationControllerMock popViewControllerAnimated:YES]);
 
   [flutterViewController deregisterNotifications];
@@ -291,7 +291,7 @@ - (void)testWhetherDeviceHasLiveTextInputInvokeCorrectly {
     [invokeExpectation fulfill];
   };
   [mockPlugin handleMethodCall:methodCall result:result];
-  [self waitForExpectationsWithTimeout:1 handler:nil];
+  [self waitForExpectations:@[ invokeExpectation ]];
 }
 
 - (void)testViewControllerBasedStatusBarHiddenUpdate {
@@ -318,7 +318,7 @@ - (void)testViewControllerBasedStatusBarHiddenUpdate {
         [FlutterMethodCall methodCallWithMethodName:@"SystemChrome.setEnabledSystemUIOverlays"
                                           arguments:@[ @"SystemUiOverlay.bottom" ]];
     [plugin handleMethodCall:methodCallSet result:resultSet];
-    [self waitForExpectationsWithTimeout:1 handler:nil];
+    [self waitForExpectations:@[ enableSystemUIOverlaysCalled ]];
     XCTAssertTrue(flutterViewController.prefersStatusBarHidden);
 
     // Update to shown.
@@ -331,7 +331,7 @@ - (void)testViewControllerBasedStatusBarHiddenUpdate {
         [FlutterMethodCall methodCallWithMethodName:@"SystemChrome.setEnabledSystemUIOverlays"
                                           arguments:@[ @"SystemUiOverlay.top" ]];
     [plugin handleMethodCall:methodCallSet2 result:resultSet2];
-    [self waitForExpectationsWithTimeout:1 handler:nil];
+    [self waitForExpectations:@[ enableSystemUIOverlaysCalled2 ]];
     XCTAssertFalse(flutterViewController.prefersStatusBarHidden);
 
     [flutterViewController deregisterNotifications];
@@ -356,7 +356,7 @@ - (void)testViewControllerBasedStatusBarHiddenUpdate {
         [FlutterMethodCall methodCallWithMethodName:@"SystemChrome.setEnabledSystemUIMode"
                                           arguments:@"SystemUiMode.immersive"];
     [plugin handleMethodCall:methodCallSet result:resultSet];
-    [self waitForExpectationsWithTimeout:1 handler:nil];
+    [self waitForExpectations:@[ enableSystemUIModeCalled ]];
     XCTAssertTrue(flutterViewController.prefersStatusBarHidden);
 
     // Update to shown.
@@ -369,7 +369,7 @@ - (void)testViewControllerBasedStatusBarHiddenUpdate {
         [FlutterMethodCall methodCallWithMethodName:@"SystemChrome.setEnabledSystemUIMode"
                                           arguments:@"SystemUiMode.edgeToEdge"];
     [plugin handleMethodCall:methodCallSet2 result:resultSet2];
-    [self waitForExpectationsWithTimeout:1 handler:nil];
+    [self waitForExpectations:@[ enableSystemUIModeCalled2 ]];
     XCTAssertFalse(flutterViewController.prefersStatusBarHidden);
 
     [flutterViewController deregisterNotifications];
@@ -402,7 +402,7 @@ - (void)testStatusBarHiddenUpdate {
       [FlutterMethodCall methodCallWithMethodName:@"SystemChrome.setEnabledSystemUIOverlays"
                                         arguments:@[ @"SystemUiOverlay.bottom" ]];
   [plugin handleMethodCall:methodCallSet result:resultSet];
-  [self waitForExpectationsWithTimeout:1 handler:nil];
+  [self waitForExpectations:@[ enableSystemUIOverlaysCalled ]];
 #if not APPLICATION_EXTENSION_API_ONLY
   OCMVerify([mockApplication setStatusBarHidden:YES]);
 #endif
@@ -417,7 +417,7 @@ - (void)testStatusBarHiddenUpdate {
       [FlutterMethodCall methodCallWithMethodName:@"SystemChrome.setEnabledSystemUIOverlays"
                                         arguments:@[ @"SystemUiOverlay.top" ]];
   [plugin handleMethodCall:methodCallSet2 result:resultSet2];
-  [self waitForExpectationsWithTimeout:1 handler:nil];
+  [self waitForExpectations:@[ enableSystemUIOverlaysCalled2 ]];
 #if not APPLICATION_EXTENSION_API_ONLY
   OCMVerify([mockApplication setStatusBarHidden:NO]);
 #endif
@@ -451,7 +451,7 @@ - (void)testStatusBarStyle {
       [FlutterMethodCall methodCallWithMethodName:@"SystemChrome.setSystemUIOverlayStyle"
                                         arguments:@{@"statusBarBrightness" : @"Brightness.dark"}];
   [plugin handleMethodCall:methodCallSet result:resultSet];
-  [self waitForExpectationsWithTimeout:1 handler:nil];
+  [self waitForExpectations:@[ enableSystemUIModeCalled ]];
 
 #if not APPLICATION_EXTENSION_API_ONLY
   OCMVerify([mockApplication setStatusBarStyle:UIStatusBarStyleLightContent]);
diff --git a/shell/platform/darwin/ios/framework/Source/FlutterPlatformViewsTest.mm b/shell/platform/darwin/ios/framework/Source/FlutterPlatformViewsTest.mm
index 904a3eace2564..97b5c49b86ddf 100644
--- a/shell/platform/darwin/ios/framework/Source/FlutterPlatformViewsTest.mm
+++ b/shell/platform/darwin/ios/framework/Source/FlutterPlatformViewsTest.mm
@@ -3587,7 +3587,7 @@ - (void)testDisposingViewInCompositionOrderDoNotCrash {
 
     flutterPlatformViewsController->OnMethodCall(
         [FlutterMethodCall methodCallWithMethodName:@"dispose" arguments:@0], disposeResult);
-    [self waitForExpectationsWithTimeout:30 handler:nil];
+    [self waitForExpectations:@[ expectation ]];
 
     const SkImageInfo image_info = SkImageInfo::MakeN32Premul(1000, 1000);
     sk_sp<SkSurface> mock_sk_surface = SkSurfaces::Raster(image_info);
diff --git a/shell/platform/darwin/ios/framework/Source/FlutterViewControllerTest.mm b/shell/platform/darwin/ios/framework/Source/FlutterViewControllerTest.mm
index 0dede34e2e94a..6b7d9aafe4a4b 100644
--- a/shell/platform/darwin/ios/framework/Source/FlutterViewControllerTest.mm
+++ b/shell/platform/darwin/ios/framework/Source/FlutterViewControllerTest.mm
@@ -530,7 +530,7 @@ - (void)testKeyboardAnimationWillWaitUIThreadVsync {
   };
   CFTimeInterval startTime = CACurrentMediaTime();
   [viewController setUpKeyboardAnimationVsyncClient:callback];
-  [self waitForExpectationsWithTimeout:5.0 handler:nil];
+  [self waitForExpectations:@[ expectation ]];
   XCTAssertTrue(fulfillTime - startTime > delayTime);
 }
 
@@ -754,7 +754,7 @@ - (void)testHandleKeyboardNotification {
   [viewControllerMock handleKeyboardNotification:notification];
   XCTAssertTrue(viewControllerMock.targetViewInsetBottom == 320 * screen.scale);
   OCMVerify([viewControllerMock startKeyBoardAnimation:0.25]);
-  [self waitForExpectationsWithTimeout:5.0 handler:nil];
+  [self waitForExpectations:@[ expectation ]];
 }
 
 - (void)testEnsureBottomInsetIsZeroWhenKeyboardDismissed {
@@ -1661,7 +1661,7 @@ - (void)testWillDeallocNotification {
     XCTAssertNotNil(realVC);
     realVC = nil;
   }
-  [self waitForExpectations:@[ expectation ] timeout:1.0];
+  [self waitForExpectations:@[ expectation ]];
 }
 
 - (void)testReleasesKeyboardManagerOnDealloc {
@@ -1943,7 +1943,7 @@ - (void)testLifeCycleNotificationBecameActive {
                    OCMVerify([mockVC goToApplicationLifecycle:@"AppLifecycleState.resumed"]);
                    [flutterViewController deregisterNotifications];
                  });
-  [self waitForExpectationsWithTimeout:5.0 handler:nil];
+  [self waitForExpectations:@[ timeoutApplicationLifeCycle ]];
 }
 
 - (void)testLifeCycleNotificationWillResignActive {
@@ -2088,7 +2088,7 @@ - (void)testLifeCycleNotificationCancelledInvalidResumed {
                    [timeoutApplicationLifeCycle fulfill];
                    [flutterViewController deregisterNotifications];
                  });
-  [self waitForExpectationsWithTimeout:5.0 handler:nil];
+  [self waitForExpectations:@[ timeoutApplicationLifeCycle ]];
 }
 
 - (void)testSetupKeyboardAnimationVsyncClientWillCreateNewVsyncClientForFlutterViewController {
diff --git a/shell/platform/darwin/ios/framework/Source/SemanticsObjectTest.mm b/shell/platform/darwin/ios/framework/Source/SemanticsObjectTest.mm
index e95078a419cd6..800d294bc8d1f 100644
--- a/shell/platform/darwin/ios/framework/Source/SemanticsObjectTest.mm
+++ b/shell/platform/darwin/ios/framework/Source/SemanticsObjectTest.mm
@@ -1149,7 +1149,9 @@ - (void)testTextInputSemanticsObject_editActions {
   [partialSemanticsObject selectAll:nil];
   [partialSemanticsObject delete:nil];
 
-  [self waitForExpectationsWithTimeout:1 handler:nil];
+  [self waitForExpectations:@[
+    copyExpectation, cutExpectation, pasteExpectation, selectAllExpectation, deleteExpectation
+  ]];
 }
 
 @end
diff --git a/shell/platform/darwin/ios/platform_message_handler_ios_test.mm b/shell/platform/darwin/ios/platform_message_handler_ios_test.mm
index b1e59dd4ad157..6f22c4bafcf9a 100644
--- a/shell/platform/darwin/ios/platform_message_handler_ios_test.mm
+++ b/shell/platform/darwin/ios/platform_message_handler_ios_test.mm
@@ -72,7 +72,7 @@ TaskRunners task_runners(
     auto platform_message = std::make_unique<flutter::PlatformMessage>(channel, response);
     handler->HandlePlatformMessage(std::move(platform_message));
   });
-  [self waitForExpectationsWithTimeout:1.0 handler:nil];
+  [self waitForExpectations:@[ didCallReply ]];
   XCTAssertTrue(response->is_complete());
 }
 
@@ -100,7 +100,7 @@ TaskRunners task_runners(
     handler->HandlePlatformMessage(std::move(platform_message));
     [didCallMessage fulfill];
   });
-  [self waitForExpectationsWithTimeout:1.0 handler:nil];
+  [self waitForExpectations:@[ didCallMessage ]];
   XCTAssertTrue(response->is_complete());
 }
 
@@ -128,7 +128,7 @@ TaskRunners task_runners(
     auto platform_message = std::make_unique<flutter::PlatformMessage>(channel, response);
     handler->HandlePlatformMessage(std::move(platform_message));
   });
-  [self waitForExpectationsWithTimeout:1.0 handler:nil];
+  [self waitForExpectations:@[ didCallReply ]];
   XCTAssertTrue(response->is_complete());
 }
 @end