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Unverified Commit efb06947 authored by Jenn Magder's avatar Jenn Magder Committed by GitHub
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Remove unused flutter_attach_test_fuchsia (#115515)

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dev/devicelab/bin/tasks/flutter_attach_test_fuchsia.dart deleted 100644 → 0
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// 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 'dart:convert';
import 'dart:io';
import 'dart:math';
import 'package:flutter_devicelab/framework/devices.dart';
import 'package:flutter_devicelab/framework/framework.dart';
import 'package:flutter_devicelab/framework/task_result.dart';
import 'package:flutter_devicelab/framework/utils.dart';
import 'package:path/path.dart' as path;
void generateMain(Directory appDir, String sentinel) {
final String mainCode = '''
import 'package:flutter/foundation.dart';
import 'package:flutter/widgets.dart';
import 'package:flutter_driver/driver_extension.dart';
class ReassembleListener extends StatefulWidget {
const ReassembleListener({Key key, this.child})
: super(key: key);
final Widget child;
@override
_ReassembleListenerState createState() => _ReassembleListenerState();
}
class _ReassembleListenerState extends State<ReassembleListener> {
@override
initState() {
super.initState();
print('$sentinel');
}
@override
void reassemble() {
super.reassemble();
print('$sentinel');
}
@override
Widget build(BuildContext context) {
return widget.child;
}
}
void main() {
runApp(
ReassembleListener(
child: Text(
'Hello, word!',
textDirection: TextDirection.rtl,
)
)
);
}
''';
File(path.join(appDir.path, 'lib', 'fuchsia_main.dart'))
.writeAsStringSync(mainCode, flush: true);
}
void main() {
deviceOperatingSystem = DeviceOperatingSystem.fuchsia;
task(() async {
section('Checking environment variables');
if (Platform.environment['FUCHSIA_SSH_CONFIG'] == null &&
Platform.environment['FUCHSIA_BUILD_DIR'] == null) {
throw Exception('No FUCHSIA_SSH_CONFIG or FUCHSIA_BUILD_DIR set');
}
final String flutterBinary = path.join(flutterDirectory.path, 'bin', 'flutter');
section('Downloading Fuchsia SDK and flutter runner');
// Download the Fuchsia SDK.
final int precacheResult = await exec(
flutterBinary,
<String>[
'precache',
'--fuchsia',
'--flutter_runner',
]
);
if (precacheResult != 0) {
throw Exception('flutter precache failed with exit code $precacheResult');
}
final Directory fuchsiaToolDirectory =
Directory(path.join(flutterDirectory.path, 'bin', 'cache', 'artifacts', 'fuchsia', 'tools'));
if (!fuchsiaToolDirectory.existsSync()) {
throw Exception('Expected Fuchsia tool directory at ${fuchsiaToolDirectory.path}');
}
final Device device = await devices.workingDevice;
final Directory appDir = dir(path.join(
flutterDirectory.path,
'dev',
'integration_tests',
'ui',
));
await inDirectory(appDir, () async {
final Random random = Random();
final Map<String, Completer<void>> sentinelMessage = <String, Completer<void>>{
'sentinel-${random.nextInt(1<<32)}': Completer<void>(),
'sentinel-${random.nextInt(1<<32)}': Completer<void>(),
};
late Process runProcess;
late Process logsProcess;
try {
section('Creating lib/fuchsia_main.dart');
generateMain(appDir, sentinelMessage.keys.toList()[0]);
section('Launching `flutter run` in ${appDir.path}');
runProcess = await startProcess(
flutterBinary,
<String>[
'run',
'--suppress-analytics',
'-d', device.deviceId,
'-t', 'lib/fuchsia_main.dart',
],
isBot: false, // We just want to test the output, not have any debugging info.
);
logsProcess = await startProcess(
flutterBinary,
<String>['logs', '--suppress-analytics', '-d', device.deviceId],
isBot: false, // We just want to test the output, not have any debugging info.
);
Future<dynamic> eventOrExit(Future<void> event) {
return Future.any<dynamic>(<Future<dynamic>>[
event,
runProcess.exitCode,
logsProcess.exitCode,
]);
}
logsProcess.stdout
.transform<String>(utf8.decoder)
.transform<String>(const LineSplitter())
.listen((String log) {
print('logs:stdout: $log');
for (final String sentinel in sentinelMessage.keys) {
if (log.contains(sentinel)) {
if (sentinelMessage[sentinel]!.isCompleted) {
throw Exception(
'Expected a single `$sentinel` message in the device log, but found more than one'
);
}
sentinelMessage[sentinel]!.complete();
break;
}
}
});
final Completer<void> hotReloadCompleter = Completer<void>();
final Completer<void> reloadedCompleter = Completer<void>();
final RegExp observatoryRegexp = RegExp('An Observatory debugger and profiler on .+ is available at');
runProcess.stdout
.transform<String>(utf8.decoder)
.transform<String>(const LineSplitter())
.listen((String line) {
print('run:stdout: $line');
if (observatoryRegexp.hasMatch(line)) {
hotReloadCompleter.complete();
} else if (line.contains('Reloaded')) {
reloadedCompleter.complete();
}
});
final List<String> runStderr = <String>[];
runProcess.stderr
.transform<String>(utf8.decoder)
.transform<String>(const LineSplitter())
.listen((String line) {
runStderr.add(line);
print('run:stderr: $line');
});
section('Waiting for hot reload availability');
await eventOrExit(hotReloadCompleter.future);
section('Waiting for Dart VM');
// Wait for the first message in the log from the Dart VM.
await eventOrExit(sentinelMessage.values.toList()[0].future);
// Change the dart file.
generateMain(appDir, sentinelMessage.keys.toList()[1]);
section('Hot reload');
runProcess.stdin.write('r');
unawaited(runProcess.stdin.flush());
await eventOrExit(reloadedCompleter.future);
section('Waiting for Dart VM');
// Wait for the second message in the log from the Dart VM.
await eventOrExit(sentinelMessage.values.toList()[1].future);
section('Quitting flutter run');
runProcess.stdin.write('q');
unawaited(runProcess.stdin.flush());
final int runExitCode = await runProcess.exitCode;
if (runExitCode != 0 || runStderr.isNotEmpty) {
throw Exception(
'flutter run exited with code $runExitCode and errors: ${runStderr.join('\n')}.'
);
}
} finally {
runProcess.kill();
logsProcess.kill();
File(path.join(appDir.path, 'lib', 'fuchsia_main.dart')).deleteSync();
}
for (final String sentinel in sentinelMessage.keys) {
if (!sentinelMessage[sentinel]!.isCompleted) {
throw Exception('Expected $sentinel in the device logs.');
}
}
});
return TaskResult.success(null);
});
}
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