blob: 304549fe82b7f2aefab2ca9bc3e5324dabf8a7cf [file] [log] [blame]
// Copyright 2016 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 'dart:async';
import 'package:flutter_driver/flutter_driver.dart';
import 'package:test/test.dart';
void main() {
group('scrolling performance test', () {
FlutterDriver driver;
setUpAll(() async {
driver = await FlutterDriver.connect();
});
tearDownAll(() async {
if (driver != null)
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 new Future<Null>.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 new Future<Null>.delayed(const Duration(milliseconds: 500));
}
});
final TimelineSummary summary = new TimelineSummary.summarize(timeline);
summary.writeSummaryToFile('stocks_scroll_perf', pretty: true);
summary.writeTimelineToFile('stocks_scroll_perf', pretty: true);
});
});
}