// 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:fake_async/fake_async.dart'; import 'package:flutter_tools/src/base/io.dart'; import 'package:flutter_tools/src/base/logger.dart'; import 'package:flutter_tools/src/base/terminal.dart'; import 'package:flutter_tools/src/base/user_messages.dart'; import 'package:flutter_tools/src/build_info.dart'; import 'package:flutter_tools/src/device.dart'; import 'package:flutter_tools/src/project.dart'; import 'package:meta/meta.dart'; import 'package:test/fake.dart'; import '../src/common.dart'; import '../src/fake_devices.dart'; void main() { group('DeviceManager', () { testWithoutContext('getDevices', () async { final FakeDevice device1 = FakeDevice('Nexus 5', '0553790d0a4e726f'); final FakeDevice device2 = FakeDevice('Nexus 5X', '01abfc49119c410e'); final FakeDevice device3 = FakeDevice('iPod touch', '82564b38861a9a5'); final List<Device> devices = <Device>[device1, device2, device3]; final DeviceManager deviceManager = TestDeviceManager( devices, logger: BufferLogger.test(), terminal: Terminal.test(), ); expect(await deviceManager.getDevices(), devices); }); testWithoutContext('getDeviceById exact matcher', () async { final FakeDevice device1 = FakeDevice('Nexus 5', '0553790d0a4e726f'); final FakeDevice device2 = FakeDevice('Nexus 5X', '01abfc49119c410e'); final FakeDevice device3 = FakeDevice('iPod touch', '82564b38861a9a5'); final List<Device> devices = <Device>[device1, device2, device3]; final BufferLogger logger = BufferLogger.test(); // Include different device discoveries: // 1. One that never completes to prove the first exact match is // returned quickly. // 2. One that throws, to prove matches can return when some succeed // and others fail. // 3. A device discoverer that succeeds. final DeviceManager deviceManager = TestDeviceManager( devices, deviceDiscoveryOverrides: <DeviceDiscovery>[ ThrowingPollingDeviceDiscovery(), LongPollingDeviceDiscovery(), ], logger: logger, terminal: Terminal.test(), ); Future<void> expectDevice(String id, List<Device> expected) async { expect(await deviceManager.getDevicesById(id), expected); } await expectDevice('01abfc49119c410e', <Device>[device2]); expect(logger.traceText, contains('Ignored error discovering 01abfc49119c410e')); await expectDevice('Nexus 5X', <Device>[device2]); expect(logger.traceText, contains('Ignored error discovering Nexus 5X')); await expectDevice('0553790d0a4e726f', <Device>[device1]); expect(logger.traceText, contains('Ignored error discovering 0553790d0a4e726f')); }); testWithoutContext('getDeviceById exact matcher with well known ID', () async { final FakeDevice device1 = FakeDevice('Windows', 'windows'); final FakeDevice device2 = FakeDevice('Nexus 5X', '01abfc49119c410e'); final FakeDevice device3 = FakeDevice('iPod touch', '82564b38861a9a5'); final List<Device> devices = <Device>[device1, device2, device3]; final BufferLogger logger = BufferLogger.test(); // Because the well known ID will match, no other device discovery will run. final DeviceManager deviceManager = TestDeviceManager( devices, deviceDiscoveryOverrides: <DeviceDiscovery>[ ThrowingPollingDeviceDiscovery(), LongPollingDeviceDiscovery(), ], logger: logger, terminal: Terminal.test(), wellKnownId: 'windows', ); Future<void> expectDevice(String id, List<Device> expected) async { deviceManager.specifiedDeviceId = id; expect(await deviceManager.getDevicesById(id), expected); } await expectDevice('windows', <Device>[device1]); expect(logger.traceText, isEmpty); }); testWithoutContext('getDeviceById prefix matcher', () async { final FakeDevice device1 = FakeDevice('Nexus 5', '0553790d0a4e726f'); final FakeDevice device2 = FakeDevice('Nexus 5X', '01abfc49119c410e'); final FakeDevice device3 = FakeDevice('iPod touch', '82564b38861a9a5'); final List<Device> devices = <Device>[device1, device2, device3]; final BufferLogger logger = BufferLogger.test(); // Include different device discoveries: // 1. One that throws, to prove matches can return when some succeed // and others fail. // 2. A device discoverer that succeeds. final DeviceManager deviceManager = TestDeviceManager( devices, deviceDiscoveryOverrides: <DeviceDiscovery>[ ThrowingPollingDeviceDiscovery(), ], logger: logger, terminal: Terminal.test(), ); Future<void> expectDevice(String id, List<Device> expected) async { expect(await deviceManager.getDevicesById(id), expected); } await expectDevice('Nexus 5', <Device>[device1]); expect(logger.traceText, contains('Ignored error discovering Nexus 5')); await expectDevice('0553790', <Device>[device1]); expect(logger.traceText, contains('Ignored error discovering 0553790')); await expectDevice('Nexus', <Device>[device1, device2]); expect(logger.traceText, contains('Ignored error discovering Nexus')); }); testWithoutContext('getAllConnectedDevices caches', () async { final FakeDevice device1 = FakeDevice('Nexus 5', '0553790d0a4e726f'); final TestDeviceManager deviceManager = TestDeviceManager( <Device>[device1], logger: BufferLogger.test(), terminal: Terminal.test(), ); expect(await deviceManager.getAllConnectedDevices(), <Device>[device1]); final FakeDevice device2 = FakeDevice('Nexus 5X', '01abfc49119c410e'); deviceManager.resetDevices(<Device>[device2]); expect(await deviceManager.getAllConnectedDevices(), <Device>[device1]); }); testWithoutContext('refreshAllConnectedDevices does not cache', () async { final FakeDevice device1 = FakeDevice('Nexus 5', '0553790d0a4e726f'); final TestDeviceManager deviceManager = TestDeviceManager( <Device>[device1], logger: BufferLogger.test(), terminal: Terminal.test(), ); expect(await deviceManager.refreshAllConnectedDevices(), <Device>[device1]); final FakeDevice device2 = FakeDevice('Nexus 5X', '01abfc49119c410e'); deviceManager.resetDevices(<Device>[device2]); expect(await deviceManager.refreshAllConnectedDevices(), <Device>[device2]); }); }); testWithoutContext('PollingDeviceDiscovery startPolling', () { FakeAsync().run((FakeAsync time) { final FakePollingDeviceDiscovery pollingDeviceDiscovery = FakePollingDeviceDiscovery(); pollingDeviceDiscovery.startPolling(); time.elapse(const Duration(milliseconds: 4001)); // First check should use the default polling timeout // to quickly populate the list. expect(pollingDeviceDiscovery.lastPollingTimeout, isNull); time.elapse(const Duration(milliseconds: 4001)); // Subsequent polling should be much longer. expect(pollingDeviceDiscovery.lastPollingTimeout, const Duration(seconds: 30)); pollingDeviceDiscovery.stopPolling(); }); }); group('Filter devices', () { final FakeDevice ephemeralOne = FakeDevice('ephemeralOne', 'ephemeralOne'); final FakeDevice ephemeralTwo = FakeDevice('ephemeralTwo', 'ephemeralTwo'); final FakeDevice nonEphemeralOne = FakeDevice('nonEphemeralOne', 'nonEphemeralOne', ephemeral: false); final FakeDevice nonEphemeralTwo = FakeDevice('nonEphemeralTwo', 'nonEphemeralTwo', ephemeral: false); final FakeDevice unsupported = FakeDevice('unsupported', 'unsupported', isSupported: false); final FakeDevice webDevice = FakeDevice('webby', 'webby') ..targetPlatform = Future<TargetPlatform>.value(TargetPlatform.web_javascript); final FakeDevice fuchsiaDevice = FakeDevice('fuchsiay', 'fuchsiay') ..targetPlatform = Future<TargetPlatform>.value(TargetPlatform.fuchsia_x64); testWithoutContext('chooses ephemeral device', () async { final List<Device> devices = <Device>[ ephemeralOne, nonEphemeralOne, nonEphemeralTwo, unsupported, ]; final DeviceManager deviceManager = TestDeviceManager( devices, logger: BufferLogger.test(), terminal: Terminal.test(), ); final List<Device> filtered = await deviceManager.findTargetDevices(FakeFlutterProject()); expect(filtered.single, ephemeralOne); }); testWithoutContext('choose first non-ephemeral device', () async { final List<Device> devices = <Device>[ nonEphemeralOne, nonEphemeralTwo, ]; final FakeTerminal terminal = FakeTerminal() ..setPrompt(<String>['1', '2', 'q', 'Q'], '1'); final DeviceManager deviceManager = TestDeviceManager( devices, logger: BufferLogger.test(), terminal: terminal, ); final List<Device> filtered = await deviceManager.findTargetDevices(FakeFlutterProject()); expect(filtered, <Device>[ nonEphemeralOne ]); }); testWithoutContext('choose second non-ephemeral device', () async { final List<Device> devices = <Device>[ nonEphemeralOne, nonEphemeralTwo, ]; final FakeTerminal terminal = FakeTerminal() ..setPrompt(<String>['1', '2', 'q', 'Q'], '2'); final DeviceManager deviceManager = TestDeviceManager( devices, logger: BufferLogger.test(), terminal: terminal, ); final List<Device> filtered = await deviceManager.findTargetDevices(FakeFlutterProject()); expect(filtered, <Device>[ nonEphemeralTwo ]); }); testWithoutContext('choose first ephemeral device', () async { final List<Device> devices = <Device>[ ephemeralOne, ephemeralTwo, ]; final FakeTerminal terminal = FakeTerminal() ..setPrompt(<String>['1', '2', 'q', 'Q'], '1'); final DeviceManager deviceManager = TestDeviceManager( devices, logger: BufferLogger.test(), terminal: terminal, ); final List<Device> filtered = await deviceManager.findTargetDevices(FakeFlutterProject()); expect(filtered, <Device>[ ephemeralOne ]); }); testWithoutContext('choose second ephemeral device', () async { final List<Device> devices = <Device>[ ephemeralOne, ephemeralTwo, ]; final FakeTerminal terminal = FakeTerminal() ..setPrompt(<String>['1', '2', 'q', 'Q'], '2'); final DeviceManager deviceManager = TestDeviceManager( devices, logger: BufferLogger.test(), terminal: terminal, ); final List<Device> filtered = await deviceManager.findTargetDevices(FakeFlutterProject()); expect(filtered, <Device>[ ephemeralTwo ]); }); testWithoutContext('choose non-ephemeral device', () async { final List<Device> devices = <Device>[ ephemeralOne, ephemeralTwo, nonEphemeralOne, nonEphemeralTwo, ]; final FakeTerminal terminal = FakeTerminal() ..setPrompt(<String>['1', '2', '3', '4', 'q', 'Q'], '3'); final DeviceManager deviceManager = TestDeviceManager( devices, logger: BufferLogger.test(), terminal: terminal, ); final List<Device> filtered = await deviceManager.findTargetDevices(FakeFlutterProject()); expect(filtered, <Device>[ nonEphemeralOne ]); }); testWithoutContext('exit from choose one of available devices', () async { final List<Device> devices = <Device>[ ephemeralOne, ephemeralTwo, ]; final FakeTerminal terminal = FakeTerminal() ..setPrompt(<String>['1', '2', 'q', 'Q'], 'q'); final DeviceManager deviceManager = TestDeviceManager( devices, logger: BufferLogger.test(), terminal: terminal, ); await expectLater( () async => deviceManager.findTargetDevices(FakeFlutterProject()), throwsToolExit(), ); }); testWithoutContext('Removes a single unsupported device', () async { final List<Device> devices = <Device>[ unsupported, ]; final DeviceManager deviceManager = TestDeviceManager( devices, logger: BufferLogger.test(), terminal: Terminal.test(), ); final List<Device> filtered = await deviceManager.findTargetDevices(FakeFlutterProject()); expect(filtered, <Device>[]); }); testWithoutContext('Does not remove an unsupported device if FlutterProject is null', () async { final List<Device> devices = <Device>[ unsupported, ]; final DeviceManager deviceManager = TestDeviceManager( devices, logger: BufferLogger.test(), terminal: Terminal.test(), ); final List<Device> filtered = await deviceManager.findTargetDevices(null); expect(filtered, <Device>[unsupported]); }); testWithoutContext('Removes web and fuchsia from --all', () async { final List<Device> devices = <Device>[ webDevice, fuchsiaDevice, ]; final DeviceManager deviceManager = TestDeviceManager( devices, logger: BufferLogger.test(), terminal: Terminal.test(), ); deviceManager.specifiedDeviceId = 'all'; final List<Device> filtered = await deviceManager.findTargetDevices(FakeFlutterProject()); expect(filtered, <Device>[]); }); testWithoutContext('Removes unsupported devices from --all', () async { final List<Device> devices = <Device>[ nonEphemeralOne, nonEphemeralTwo, unsupported, ]; final DeviceManager deviceManager = TestDeviceManager( devices, logger: BufferLogger.test(), terminal: Terminal.test(), ); deviceManager.specifiedDeviceId = 'all'; final List<Device> filtered = await deviceManager.findTargetDevices(FakeFlutterProject()); expect(filtered, <Device>[ nonEphemeralOne, nonEphemeralTwo, ]); }); testWithoutContext('uses DeviceManager.isDeviceSupportedForProject instead of device.isSupportedForProject', () async { final List<Device> devices = <Device>[ unsupported, ]; final TestDeviceManager deviceManager = TestDeviceManager( devices, logger: BufferLogger.test(), terminal: Terminal.test(), ); deviceManager.isAlwaysSupportedOverride = true; final List<Device> filtered = await deviceManager.findTargetDevices(FakeFlutterProject()); expect(filtered, <Device>[ unsupported, ]); }); testWithoutContext('does not refresh device cache without a timeout', () async { final List<Device> devices = <Device>[ ephemeralOne, ]; final MockDeviceDiscovery deviceDiscovery = MockDeviceDiscovery() ..deviceValues = devices; final DeviceManager deviceManager = TestDeviceManager( <Device>[], deviceDiscoveryOverrides: <DeviceDiscovery>[ deviceDiscovery ], logger: BufferLogger.test(), terminal: Terminal.test(), ); deviceManager.specifiedDeviceId = ephemeralOne.id; final List<Device> filtered = await deviceManager.findTargetDevices( FakeFlutterProject(), ); expect(filtered.single, ephemeralOne); expect(deviceDiscovery.devicesCalled, 1); expect(deviceDiscovery.discoverDevicesCalled, 0); }); testWithoutContext('refreshes device cache with a timeout', () async { final List<Device> devices = <Device>[ ephemeralOne, ]; const Duration timeout = Duration(seconds: 2); final MockDeviceDiscovery deviceDiscovery = MockDeviceDiscovery() ..deviceValues = devices; final DeviceManager deviceManager = TestDeviceManager( <Device>[], deviceDiscoveryOverrides: <DeviceDiscovery>[ deviceDiscovery ], logger: BufferLogger.test(), terminal: Terminal.test(), ); deviceManager.specifiedDeviceId = ephemeralOne.id; final List<Device> filtered = await deviceManager.findTargetDevices( FakeFlutterProject(), timeout: timeout, ); expect(filtered.single, ephemeralOne); expect(deviceDiscovery.devicesCalled, 1); expect(deviceDiscovery.discoverDevicesCalled, 1); }); }); group('JSON encode devices', () { testWithoutContext('Consistency of JSON representation', () async { expect( // This tests that fakeDevices is a list of tuples where "second" is the // correct JSON representation of the "first". Actual values are irrelevant await Future.wait(fakeDevices.map((FakeDeviceJsonData d) => d.dev.toJson())), fakeDevices.map((FakeDeviceJsonData d) => d.json) ); }); }); testWithoutContext('computeDartVmFlags handles various combinations of Dart VM flags and null_assertions', () { expect(computeDartVmFlags(DebuggingOptions.enabled(BuildInfo.debug, dartFlags: null)), ''); expect(computeDartVmFlags(DebuggingOptions.enabled(BuildInfo.debug, dartFlags: '--foo')), '--foo'); expect(computeDartVmFlags(DebuggingOptions.enabled(BuildInfo.debug, dartFlags: '', nullAssertions: true)), '--null_assertions'); expect(computeDartVmFlags(DebuggingOptions.enabled(BuildInfo.debug, dartFlags: '--foo', nullAssertions: true)), '--foo,--null_assertions'); }); } class TestDeviceManager extends DeviceManager { TestDeviceManager( List<Device> allDevices, { List<DeviceDiscovery> deviceDiscoveryOverrides, @required Logger logger, @required Terminal terminal, String wellKnownId, }) : super(logger: logger, terminal: terminal, userMessages: UserMessages()) { _fakeDeviceDiscoverer = FakePollingDeviceDiscovery(); if (wellKnownId != null) { _fakeDeviceDiscoverer.wellKnownIds.add(wellKnownId); } _deviceDiscoverers = <DeviceDiscovery>[ _fakeDeviceDiscoverer, if (deviceDiscoveryOverrides != null) ...deviceDiscoveryOverrides ]; resetDevices(allDevices); } @override List<DeviceDiscovery> get deviceDiscoverers => _deviceDiscoverers; List<DeviceDiscovery> _deviceDiscoverers; FakePollingDeviceDiscovery _fakeDeviceDiscoverer; void resetDevices(List<Device> allDevices) { _fakeDeviceDiscoverer.setDevices(allDevices); } bool isAlwaysSupportedOverride; @override bool isDeviceSupportedForProject(Device device, FlutterProject flutterProject) { if (isAlwaysSupportedOverride != null) { return isAlwaysSupportedOverride; } return super.isDeviceSupportedForProject(device, flutterProject); } } class MockDeviceDiscovery extends Fake implements DeviceDiscovery { int devicesCalled = 0; int discoverDevicesCalled = 0; @override bool supportsPlatform = true; List<Device> deviceValues = <Device>[]; @override Future<List<Device>> get devices async { devicesCalled += 1; return deviceValues; } @override Future<List<Device>> discoverDevices({Duration timeout}) async { discoverDevicesCalled += 1; return deviceValues; } @override List<String> get wellKnownIds => <String>[]; } class FakeFlutterProject extends Fake implements FlutterProject { } class LongPollingDeviceDiscovery extends PollingDeviceDiscovery { LongPollingDeviceDiscovery() : super('forever'); final Completer<List<Device>> _completer = Completer<List<Device>>(); @override Future<List<Device>> pollingGetDevices({ Duration timeout }) async { return _completer.future; } @override Future<void> stopPolling() async { _completer.complete(); } @override Future<void> dispose() async { _completer.complete(); } @override bool get supportsPlatform => true; @override bool get canListAnything => true; @override final List<String> wellKnownIds = <String>[]; } class ThrowingPollingDeviceDiscovery extends PollingDeviceDiscovery { ThrowingPollingDeviceDiscovery() : super('throw'); @override Future<List<Device>> pollingGetDevices({ Duration timeout }) async { throw const ProcessException('fake-discovery', <String>[]); } @override bool get supportsPlatform => true; @override bool get canListAnything => true; @override List<String> get wellKnownIds => <String>[]; } class FakeTerminal extends Fake implements Terminal { @override bool stdinHasTerminal = true; @override bool usesTerminalUi = true; void setPrompt(List<String> characters, String result) { _nextPrompt = characters; _nextResult = result; } List<String> _nextPrompt; String _nextResult; @override Future<String> promptForCharInput( List<String> acceptedCharacters, { Logger logger, String prompt, int defaultChoiceIndex, bool displayAcceptedCharacters = true, }) async { expect(acceptedCharacters, _nextPrompt); return _nextResult; } }