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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 'package:file/file.dart';
import 'package:flutter_tools/src/base/file_system.dart';
import 'package:flutter_tools/src/base/io.dart';
import 'package:flutter_tools/src/globals.dart' as globals;
import 'package:process/process.dart';
import '../src/common.dart';
import 'test_data/basic_project.dart';
import 'test_driver.dart';
import 'test_utils.dart';
void main() {
test('device.getDevices', () async {
final Directory tempDir = createResolvedTempDirectorySync('daemon_mode_test.');
final BasicProject _project = BasicProject();
await _project.setUpIn(tempDir);
final String flutterBin = globals.fs.path.join(getFlutterRoot(), 'bin', 'flutter');
const ProcessManager processManager = LocalProcessManager();
final Process process = await processManager.start(
<String>[flutterBin, '--show-test-device', 'daemon'],
workingDirectory: tempDir.path,
);
final StreamController<String> stdout = StreamController<String>.broadcast();
transformToLines(process.stdout).listen((String line) => stdout.add(line));
final Stream<Map<String, dynamic>> stream = stdout
.stream
.map<Map<String, dynamic>>(parseFlutterResponse)
.where((Map<String, dynamic> value) => value != null);
Map<String, dynamic> response = await stream.first;
expect(response['event'], 'daemon.connected');
// start listening for devices
process.stdin.writeln('[${jsonEncode(<String, dynamic>{
'id': 1,
'method': 'device.enable',
})}]');
response = await stream.firstWhere((Map<String, Object> json) => json['id'] == 1);
expect(response['id'], 1);
expect(response['error'], isNull);
// [{"event":"device.added","params":{"id":"flutter-tester","name":
// "Flutter test device","platform":"flutter-tester","emulator":false}}]
response = await stream.first;
expect(response['event'], 'device.added');
// get the list of all devices
process.stdin.writeln('[${jsonEncode(<String, dynamic>{
'id': 2,
'method': 'device.getDevices',
})}]');
// Skip other device.added events that may fire (desktop/web devices).
response = await stream.firstWhere((Map<String, dynamic> response) => response['event'] != 'device.added');
expect(response['id'], 2);
expect(response['error'], isNull);
final dynamic result = response['result'];
expect(result, isList);
expect(result, isNotEmpty);
tryToDelete(tempDir);
process.kill();
});
}