blob: edb925a95a327f79a00cc742d1662641179726ce [file] [log] [blame]
// Copyright 2014 The Flutter Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
import 'package:flutter/material.dart';
import 'package:flutter_test/flutter_test.dart';
void main() {
testWidgets('collectAllElements goes in LTR DFS', (WidgetTester tester) async {
final GlobalKey key = GlobalKey();
await tester.pumpWidget(Directionality(
key: key,
textDirection: TextDirection.ltr,
child: Row(
children: <Widget>[
RichText(text: const TextSpan(text: 'a')),
RichText(text: const TextSpan(text: 'b')),
final List<Element> elements = collectAllElementsFrom(
key.currentContext! as Element,
skipOffstage: false,
expect(elements.length, 3);
expect(elements[0].widget, isA<Row>());
expect(elements[1].widget, isA<RichText>());
expect(((elements[1].widget as RichText).text as TextSpan).text, 'a');
expect(elements[2].widget, isA<RichText>());
expect(((elements[2].widget as RichText).text as TextSpan).text, 'b');