[material_ui] Remove widgets/clipboard_utils.dart, widgets/text_selection_toolbar_utils.dart imports from adaptive_text_selection_toolbar_test.dart

packages/material_ui/temporarily_disabled_tests/adaptive_text_selection_toolbar_test.dart → packages/material_ui/test/adaptive_text_selection_toolbar_test.dart

@@ -2,18 +2,16 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-@Skip(
-  'This file is skipped due to a cross-import that needs to be fixed. Tracked in https://github.com/flutter/flutter/issues/177028.',
-)
 import 'package:cupertino_ui/cupertino_ui.dart';
 import 'package:flutter/foundation.dart';
-import 'package:material_ui/material_ui.dart';
 import 'package:flutter/services.dart';
 import 'package:flutter_test/flutter_test.dart';
-import '../widgets/clipboard_utils.dart';
-import '../widgets/text_selection_toolbar_utils.dart';
+import 'package:material_ui/material_ui.dart';
+
+import 'clipboard_utils.dart';
 import 'editable_text_utils.dart';
 import 'live_text_utils.dart';
+import 'text_selection_toolbar_utils.dart';
 
 void main() {
   final mockClipboard = MockClipboard();

packages/material_ui/test/text_selection_toolbar_utils.dart

@@ -0,0 +1,38 @@
+// Copyright 2013 The Flutter Authors
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+import 'package:flutter/widgets.dart';
+import 'package:flutter_test/flutter_test.dart';
+
+Finder findMaterialOverflowNextButton() {
+  return find.byKey(StandardComponentType.moreButton.key);
+}
+
+Finder findMaterialOverflowBackButton() {
+  return find.byKey(StandardComponentType.backButton.key);
+}
+
+Future<void> tapMaterialOverflowNextButton(WidgetTester tester) async {
+  await tester.tapAt(tester.getCenter(findMaterialOverflowNextButton()));
+  await tester.pumpAndSettle();
+}
+
+Finder findCupertinoOverflowNextButton() {
+  return find.byWidgetPredicate((Widget widget) {
+    return widget is CustomPaint &&
+        '${widget.painter?.runtimeType}' == '_RightCupertinoChevronPainter';
+  });
+}
+
+Finder findCupertinoOverflowBackButton() {
+  return find.byWidgetPredicate((Widget widget) {
+    return widget is CustomPaint &&
+        '${widget.painter?.runtimeType}' == '_LeftCupertinoChevronPainter';
+  });
+}
+
+Future<void> tapCupertinoOverflowNextButton(WidgetTester tester) async {
+  await tester.tapAt(tester.getCenter(findCupertinoOverflowNextButton()));
+  await tester.pumpAndSettle();
+}