node

visitChildren

visiter

);

return

child

Code after migration:

import

'dart:ui'

import

'package:flutter_test/flutter_test.dart'

import

'package:flutter/rendering.dart'

import

'package:flutter/material.dart'

void

main

()

testWidgets

'example test'

WidgetTester

tester

async

final

SemanticsHandle

handle

tester

binding

pipelineOwner

ensureSemantics

();

// Build our app and trigger a frame.