flutter-quill/test/bug_fix_test.dart

import 'package:flutter/material.dart';
import 'package:flutter_quill/flutter_quill.dart';
import 'package:flutter_quill/flutter_quill_test.dart';
import 'package:flutter_test/flutter_test.dart';

void main() {
  group('Bug fix', () {
    group('1189 - The provided text position is not in the current node', () {
      late QuillController controller;
      late QuillEditor editor;

      setUp(() {
        controller = QuillController.basic();
        editor = QuillEditor.basic(controller: controller, readOnly: false);
      });

      tearDown(() {
        controller.dispose();
      });

      testWidgets('Refocus editor after controller clears document',
          (tester) async {
        await tester.pumpWidget(MaterialApp(home: Column(children: [editor])));
        await tester.quillEnterText(find.byType(QuillEditor), 'test\n');

        editor.focusNode.unfocus();
        await tester.pump();
        controller.clear();
        editor.focusNode.requestFocus();
        await tester.pump();
        expect(tester.takeException(), isNull);
      });

      testWidgets('Refocus editor after removing block attribute',
          (tester) async {
        await tester.pumpWidget(MaterialApp(home: Column(children: [editor])));
        await tester.quillEnterText(find.byType(QuillEditor), 'test\n');

        controller.formatSelection(Attribute.ul);
        editor.focusNode.unfocus();
        await tester.pump();
        controller.formatSelection(const ListAttribute(null));
        editor.focusNode.requestFocus();
        await tester.pump();
        expect(tester.takeException(), isNull);
      });

      testWidgets('Tap checkbox in unfocused editor', (tester) async {
        await tester.pumpWidget(MaterialApp(home: Column(children: [editor])));
        await tester.quillEnterText(find.byType(QuillEditor), 'test\n');

        controller.formatSelection(Attribute.unchecked);
        editor.focusNode.unfocus();
        await tester.pump();
        await tester.tap(find.byType(CheckboxPoint));
        expect(tester.takeException(), isNull);
      });
    });
  });
}