fix: fixed unresponsive behaviour of context menu items (#349)

* fix: fixed unresponsive behaviour of context menu items

* test: added test for context menu

lib/src/service/context_menu/built_in_context_menu_item.dart

@@ -1,21 +1,29 @@
 import 'package:appflowy_editor/src/service/context_menu/context_menu.dart';
 
+import '../internal_key_event_handlers/copy_paste_handler.dart';
+
 final builtInContextMenuItems = [
   [
     // cut
     ContextMenuItem(
       name: 'Cut',
-      onPressed: (editorState) {},
+      onPressed: (editorState) {
+        handleCut(editorState);
+      },
     ),
     // copy
     ContextMenuItem(
       name: 'Copy',
-      onPressed: (editorState) {},
+      onPressed: (editorState) {
+        handleCopy(editorState);
+      },
     ),
     // Paste
     ContextMenuItem(
       name: 'Paste',
-      onPressed: (editorState) {},
+      onPressed: (editorState) {
+        handlePaste(editorState);
+      },
     ),
   ],
 ];

test/service/context_menu_test.dart

@@ -0,0 +1,132 @@
+import 'package:appflowy_editor/src/service/context_menu/context_menu.dart';
+import 'package:flutter/gestures.dart';
+import 'package:flutter/services.dart';
+import 'package:flutter_test/flutter_test.dart';
+import 'package:appflowy_editor/appflowy_editor.dart';
+
+import '../infra/clipboard_test.dart';
+import '../new/infra/testable_editor.dart';
+
+void main() async {
+  late MockClipboard mockClipboard;
+  setUpAll(() {
+    TestWidgetsFlutterBinding.ensureInitialized();
+    mockClipboard = const MockClipboard(html: null, text: null);
+    TestDefaultBinaryMessengerBinding.instance.defaultBinaryMessenger
+        .setMockMethodCallHandler(SystemChannels.platform, (message) async {
+      switch (message.method) {
+        case "Clipboard.getData":
+          return mockClipboard.getData;
+        case "Clipboard.setData":
+          final args = message.arguments as Map<String, dynamic>;
+          mockClipboard = mockClipboard.copyWith(
+            text: args['text'],
+          );
+      }
+      return null;
+    });
+  });
+  group('context menu test', () {
+    void rightClick() {
+      GestureBinding.instance.handlePointerEvent(
+        const PointerDownEvent(
+          buttons: kSecondaryMouseButton,
+        ),
+      );
+
+      GestureBinding.instance.handlePointerEvent(
+        const PointerUpEvent(),
+      );
+    }
+
+    testWidgets('context menu test', (tester) async {
+      final editor = tester.editor
+        ..addParagraph(initialText: 'Welcome to AppFlowy');
+      await editor.startTesting();
+      expect(find.byType(ContextMenu), findsNothing);
+      rightClick();
+      await tester.pump();
+      expect(find.byType(ContextMenu), findsOneWidget);
+      await editor.dispose();
+    });
+
+    testWidgets('context menu cut test ', (tester) async {
+      final editor = tester.editor
+        ..addParagraph(initialText: 'Welcome to AppFlowy');
+      await editor.startTesting();
+      expect(
+        find.text('Welcome to AppFlowy', findRichText: true),
+        findsOneWidget,
+      );
+      await editor.updateSelection(
+        Selection(
+          start: Position(path: [0], offset: 0),
+          end: Position(path: [0], offset: 18),
+        ),
+      );
+      final text =
+          editor.editorState.getTextInSelection(editor.selection).join('/n');
+      rightClick();
+      await tester.pump();
+      final cutButton = find.text('Cut');
+      expect(cutButton, findsOneWidget);
+      await tester.tap(cutButton);
+      await tester.pumpAndSettle(const Duration(milliseconds: 500));
+      expect(
+        find.text('Welcome to AppFlowy', findRichText: true),
+        findsNothing,
+      );
+      final clipBoardData = await AppFlowyClipboard.getData();
+      expect(clipBoardData.text, text);
+      await editor.dispose();
+    });
+
+    testWidgets('context menu copy and paste test', (tester) async {
+      final editor = tester.editor
+        ..addParagraph(initialText: 'Welcome to AppFlowy');
+      editor.addParagraph(initialText: 'Hello');
+      await editor.startTesting();
+      expect(
+        find.text('Welcome to AppFlowy', findRichText: true),
+        findsOneWidget,
+      );
+      await editor.updateSelection(
+        Selection(
+          start: Position(path: [1], offset: 0),
+          end: Position(path: [1], offset: 5),
+        ),
+      );
+      final text =
+          editor.editorState.getTextInSelection(editor.selection).join('/n');
+      rightClick();
+      await tester.pump();
+      final copyButton = find.text('Copy');
+      expect(copyButton, findsOneWidget);
+      await tester.tap(copyButton);
+      await tester.pumpAndSettle(const Duration(milliseconds: 500));
+      expect(
+        find.text('Welcome to AppFlowy', findRichText: true),
+        findsOneWidget,
+      );
+      final clipBoardData = await AppFlowyClipboard.getData();
+      expect(clipBoardData.text, text);
+      await editor.updateSelection(
+        Selection(
+          start: Position(path: [0], offset: 0),
+          end: Position(path: [0], offset: 7),
+        ),
+      );
+      rightClick();
+      await tester.pump();
+      final pasteButton = find.text('Paste');
+      expect(pasteButton, findsOneWidget);
+      await tester.tap(pasteButton);
+      await tester.pumpAndSettle(const Duration(milliseconds: 500));
+      expect(
+        find.text('Hello to AppFlowy', findRichText: true),
+        findsOneWidget,
+      );
+      await editor.dispose();
+    });
+  });
+}