// Copyright 2015 The Chromium 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_web/material.dart';
import 'package:flutter_web/widgets.dart';
import 'package:flutter_web_test/flutter_web_test.dart';

import 'semantics_tester.dart';

void main() {
  testWidgets('Semantics 8 - Merging with reset', (WidgetTester tester) async {
    final SemanticsTester semantics = SemanticsTester(tester);

    await tester.pumpWidget(MergeSemantics(
        child: Semantics(
            container: true,
            child: Semantics(
                container: true,
                child:
                    Stack(textDirection: TextDirection.ltr, children: <Widget>[
                  Semantics(
                    checked: true,
                  ),
                  Semantics(
                    label: 'label',
                    textDirection: TextDirection.ltr,
                  )
                ])))));

    expect(
        semantics,
        hasSemantics(TestSemantics.root(children: <TestSemantics>[
          TestSemantics.rootChild(
            id: 1,
            flags: SemanticsFlag.hasCheckedState.index |
                SemanticsFlag.isChecked.index,
            label: 'label',
            textDirection: TextDirection.ltr,
            rect: TestSemantics.fullScreen,
          )
        ])));

    // switch the order of the inner Semantics node to trigger a reset
    await tester.pumpWidget(MergeSemantics(
        child: Semantics(
            container: true,
            child: Semantics(
                container: true,
                child:
                    Stack(textDirection: TextDirection.ltr, children: <Widget>[
                  Semantics(
                    label: 'label',
                    textDirection: TextDirection.ltr,
                  ),
                  Semantics(checked: true)
                ])))));

    expect(
        semantics,
        hasSemantics(
          TestSemantics.root(
            children: <TestSemantics>[
              TestSemantics.rootChild(
                id: 1,
                flags: SemanticsFlag.hasCheckedState.index |
                    SemanticsFlag.isChecked.index,
                label: 'label',
                textDirection: TextDirection.ltr,
                rect: TestSemantics.fullScreen,
              )
            ],
          ),
        ));

    semantics.dispose();
  });
}