blob: 6bd0b9f6ee8ccf7144b6e6ded7f0f2d6f8aa080d [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.
// @dart = 2.8
import 'dart:async';
import 'package:flutter_tools/src/base/file_system.dart';
import '../src/common.dart';
import 'test_data/single_widget_reload_project.dart';
import 'test_driver.dart';
import 'test_utils.dart';
void main() {
Directory tempDir;
final SingleWidgetReloadProject project = SingleWidgetReloadProject();
FlutterRunTestDriver flutter;
setUp(() async {
tempDir = createResolvedTempDirectorySync('hot_reload_test.');
await project.setUpIn(tempDir);
flutter = FlutterRunTestDriver(tempDir);
});
tearDown(() async {
await flutter?.stop();
tryToDelete(tempDir);
});
testWithoutContext('newly added code executes during hot reload with single widget reloads, but only invalidated widget', () async {
final StringBuffer stdout = StringBuffer();
final StreamSubscription<String> subscription = flutter.stdout.listen(stdout.writeln);
await flutter.run(singleWidgetReloads: true);
project.uncommentHotReloadPrint();
try {
await flutter.hotReload();
expect(stdout.toString(), allOf(
contains('(((TICK 1)))'),
contains('(((((RELOAD WORKED)))))'),
// Does not invalidate parent widget, so second tick is not output.
isNot(contains('(((TICK 2)))'),
)));
} finally {
await subscription.cancel();
}
});
testWithoutContext('changes outside of the class body triggers a full reload', () async {
final StringBuffer stdout = StringBuffer();
final StreamSubscription<String> subscription = flutter.stdout.listen(stdout.writeln);
await flutter.run(singleWidgetReloads: true);
project.modifyFunction();
try {
await flutter.hotReload();
expect(stdout.toString(), allOf(
contains('(((TICK 1)))'),
contains('(((TICK 2)))'),
));
} finally {
await subscription.cancel();
}
});
}