blob: d83abe4ae7d2d05eaf35e2feec74be3f58d865fb [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.
// TODO(gspencergoog): Remove this tag once this test's state leaks/test
// dependencies have been fixed.
// https://github.com/flutter/flutter/issues/85160
// Fails with "flutter test --test-randomize-ordering-seed=20210721"
@Tags(<String>['no-shuffle'])
library;
import 'dart:async';
import 'dart:io';
import 'package:flutter/services.dart';
import 'package:flutter/widgets.dart';
import 'package:flutter_test/flutter_test.dart';
// ignore: deprecated_member_use
import 'package:test_api/test_api.dart' as test_package;
void main() {
final AutomatedTestWidgetsFlutterBinding binding = AutomatedTestWidgetsFlutterBinding();
group(TestViewConfiguration, () {
test('is initialized with top-level window if one is not provided', () {
// The code below will throw without the default.
TestViewConfiguration(size: const Size(1280.0, 800.0));
});
});
group(AutomatedTestWidgetsFlutterBinding, () {
test('allows setting defaultTestTimeout to 5 minutes', () {
binding.defaultTestTimeout = const test_package.Timeout(Duration(minutes: 5));
expect(binding.defaultTestTimeout.duration, const Duration(minutes: 5));
});
});
// The next three tests must run in order -- first using `test`, then `testWidgets`, then `test` again.
int order = 0;
test('Initializes httpOverrides and testTextInput', () async {
assert(order == 0);
expect(binding.testTextInput, isNotNull);
expect(binding.testTextInput.isRegistered, isFalse);
expect(HttpOverrides.current, isNotNull);
order += 1;
});
testWidgets('Registers testTextInput', (WidgetTester tester) async {
assert(order == 1);
expect(tester.testTextInput.isRegistered, isTrue);
order += 1;
});
test('Unregisters testTextInput', () async {
assert(order == 2);
expect(binding.testTextInput.isRegistered, isFalse);
order += 1;
});
group('elapseBlocking', () {
testWidgets('timer is not called', (WidgetTester tester) async {
bool timerCalled = false;
Timer.run(() => timerCalled = true);
binding.elapseBlocking(const Duration(seconds: 1));
expect(timerCalled, false);
binding.idle();
});
testWidgets('can use to simulate slow build', (WidgetTester tester) async {
final DateTime beforeTime = binding.clock.now();
await tester.pumpWidget(Builder(builder: (_) {
bool timerCalled = false;
Timer.run(() => timerCalled = true);
binding.elapseBlocking(const Duration(seconds: 1));
// if we use `delayed` instead of `elapseBlocking`, such as
// binding.delayed(const Duration(seconds: 1));
// the timer will be called here. Surely, that violates how
// a flutter widget build works
expect(timerCalled, false);
return Container();
}));
expect(binding.clock.now(), beforeTime.add(const Duration(seconds: 1)));
binding.idle();
});
});
testWidgets('Assets in the tester can be loaded without turning event loop', (WidgetTester tester) async {
bool responded = false;
// The particular asset does not matter, as long as it exists.
rootBundle.load('AssetManifest.json').then((ByteData data) {
responded = true;
});
expect(responded, true);
});
}