blob: 21c8d3e5810f4cfbe83f72ca4088023697b0d3e6 [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 'dart:async';
import 'package:flutter_driver/flutter_driver.dart';
import 'package:test/test.dart' hide TypeMatcher, isInstanceOf;
void main() {
group('scrolling performance test', () {
late FlutterDriver driver;
setUpAll(() async {
driver = await FlutterDriver.connect();
});
tearDownAll(() async {
driver.close();
});
test('measure', () async {
final Timeline timeline = await driver.traceAction(() async {
// Find the scrollable stock list
final SerializableFinder stockList = find.byValueKey('stock-list');
expect(stockList, isNotNull);
// Scroll down
for (int i = 0; i < 5; i++) {
await driver.scroll(stockList, 0.0, -300.0, const Duration(milliseconds: 300));
await Future<void>.delayed(const Duration(milliseconds: 500));
}
// Scroll up
for (int i = 0; i < 5; i++) {
await driver.scroll(stockList, 0.0, 300.0, const Duration(milliseconds: 300));
await Future<void>.delayed(const Duration(milliseconds: 500));
}
});
final TimelineSummary summary = TimelineSummary.summarize(timeline);
await summary.writeTimelineToFile('stocks_scroll_perf', pretty: true);
}, timeout: Timeout.none);
});
}