// 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:io'; import 'package:path/path.dart' as path; import '../framework/framework.dart'; import '../framework/task_result.dart'; import '../framework/utils.dart'; /// Combines several TaskFunctions with trivial success value into one. TaskFunction combine(List<TaskFunction> tasks) { return () async { for (final TaskFunction task in tasks) { final TaskResult result = await task(); if (result.failed) { return result; } } return TaskResult.success(null); }; } /// Defines task that creates new Flutter project, adds a local and remote /// plugin, and then builds the specified [buildTarget]. class PluginTest { PluginTest( this.buildTarget, this.options, { this.pluginCreateEnvironment, this.appCreateEnvironment, this.dartOnlyPlugin = false, this.template = 'plugin', }); final String buildTarget; final List<String> options; final Map<String, String>? pluginCreateEnvironment; final Map<String, String>? appCreateEnvironment; final bool dartOnlyPlugin; final String template; Future<TaskResult> call() async { final Directory tempDir = Directory.systemTemp.createTempSync('flutter_devicelab_plugin_test.'); // FFI plugins do not have support for `flutter test`. // `flutter test` does not do a native build. // Supporting `flutter test` would require invoking a native build. final bool runFlutterTest = template != 'plugin_ffi'; try { section('Create plugin'); final _FlutterProject plugin = await _FlutterProject.create( tempDir, options, buildTarget, name: 'plugintest', template: template, environment: pluginCreateEnvironment); if (dartOnlyPlugin) { await plugin.convertDefaultPluginToDartPlugin(); } section('Test plugin'); if (runFlutterTest) { await plugin.test(); } section('Create Flutter app'); final _FlutterProject app = await _FlutterProject.create(tempDir, options, buildTarget, name: 'plugintestapp', template: 'app', environment: appCreateEnvironment); try { section('Add plugins'); await app.addPlugin('plugintest', pluginPath: path.join('..', 'plugintest')); await app.addPlugin('path_provider'); section('Build app'); await app.build(buildTarget, validateNativeBuildProject: !dartOnlyPlugin); if (runFlutterTest) { section('Test app'); await app.test(); } } finally { await plugin.delete(); await app.delete(); } return TaskResult.success(null); } catch (e) { return TaskResult.failure(e.toString()); } finally { rmTree(tempDir); } } } class _FlutterProject { _FlutterProject(this.parent, this.name); final Directory parent; final String name; String get rootPath => path.join(parent.path, name); File get pubspecFile => File(path.join(rootPath, 'pubspec.yaml')); Future<void> addPlugin(String plugin, {String? pluginPath}) async { final File pubspec = pubspecFile; String content = await pubspec.readAsString(); final String dependency = pluginPath != null ? '$plugin:\n path: $pluginPath' : '$plugin:'; content = content.replaceFirst( '\ndependencies:\n', '\ndependencies:\n $dependency\n', ); await pubspec.writeAsString(content, flush: true); } /// Converts a plugin created from the standard template to a Dart-only /// plugin. Future<void> convertDefaultPluginToDartPlugin() async { final String dartPluginClass = 'DartClassFor$name'; // Convert the metadata. final File pubspec = pubspecFile; String content = await pubspec.readAsString(); content = content.replaceAll( RegExp(r' pluginClass: .*?\n'), ' dartPluginClass: $dartPluginClass\n', ); await pubspec.writeAsString(content, flush: true); // Add the Dart registration hook that the build will generate a call to. final File dartCode = File(path.join(rootPath, 'lib', '$name.dart')); content = await dartCode.readAsString(); content = ''' $content class $dartPluginClass { static void registerWith() {} } '''; await dartCode.writeAsString(content, flush: true); // Remove any native plugin code. const List<String> platforms = <String>[ 'android', 'ios', 'linux', 'macos', 'windows', ]; for (final String platform in platforms) { final Directory platformDir = Directory(path.join(rootPath, platform)); if (platformDir.existsSync()) { await platformDir.delete(recursive: true); } } } Future<void> test() async { await inDirectory(Directory(rootPath), () async { await flutter('test'); }); } static Future<_FlutterProject> create( Directory directory, List<String> options, String target, { required String name, required String template, Map<String, String>? environment, }) async { await inDirectory(directory, () async { await flutter( 'create', options: <String>[ '--template=$template', '--org', 'io.flutter.devicelab', ...options, name, ], environment: environment, ); }); final _FlutterProject project = _FlutterProject(directory, name); if (template == 'plugin' && (target == 'ios' || target == 'macos')) { project._reduceDarwinPluginMinimumVersion(name, target); } return project; } // Make the platform version artificially low to test that the "deployment // version too low" warning is never emitted. void _reduceDarwinPluginMinimumVersion(String plugin, String target) { final File podspec = File(path.join(rootPath, target, '$plugin.podspec')); if (!podspec.existsSync()) { throw TaskResult.failure('podspec file missing at ${podspec.path}'); } final String versionString = target == 'ios' ? "s.platform = :ios, '9.0'" : "s.platform = :osx, '10.11'"; String podspecContent = podspec.readAsStringSync(); if (!podspecContent.contains(versionString)) { throw TaskResult.failure('Update this test to match plugin minimum $target deployment version'); } podspecContent = podspecContent.replaceFirst( versionString, target == 'ios' ? "s.platform = :ios, '7.0'" : "s.platform = :osx, '10.8'" ); podspec.writeAsStringSync(podspecContent, flush: true); } Future<void> build(String target, {bool validateNativeBuildProject = true}) async { await inDirectory(Directory(rootPath), () async { final String buildOutput = await evalFlutter('build', options: <String>[ target, '-v', if (target == 'ios') '--no-codesign', ]); if (target == 'ios' || target == 'macos') { // This warning is confusing and shouldn't be emitted. Plugins often support lower versions than the // Flutter app, but as long as they support the minimum it will work. // warning: The iOS deployment target 'IPHONEOS_DEPLOYMENT_TARGET' is set to 8.0, // but the range of supported deployment target versions is 9.0 to 14.0.99. // // (or "The macOS deployment target 'MACOSX_DEPLOYMENT_TARGET'"...) if (buildOutput.contains('the range of supported deployment target versions')) { throw TaskResult.failure('Minimum plugin version warning present'); } if (validateNativeBuildProject) { final File podsProject = File(path.join(rootPath, target, 'Pods', 'Pods.xcodeproj', 'project.pbxproj')); if (!podsProject.existsSync()) { throw TaskResult.failure('Xcode Pods project file missing at ${podsProject.path}'); } final String podsProjectContent = podsProject.readAsStringSync(); if (target == 'ios') { // Plugins with versions lower than the app version should not have IPHONEOS_DEPLOYMENT_TARGET set. // The plugintest plugin target should not have IPHONEOS_DEPLOYMENT_TARGET set since it has been lowered // in _reduceDarwinPluginMinimumVersion to 7, which is below the target version of 9. if (podsProjectContent.contains('IPHONEOS_DEPLOYMENT_TARGET = 7')) { throw TaskResult.failure('Plugin build setting IPHONEOS_DEPLOYMENT_TARGET not removed'); } if (!podsProjectContent.contains(r'"EXCLUDED_ARCHS[sdk=iphonesimulator*]" = "$(inherited) i386";')) { throw TaskResult.failure(r'EXCLUDED_ARCHS is not "$(inherited) i386"'); } } // Same for macOS deployment target, but 10.8. // The plugintest target should not have MACOSX_DEPLOYMENT_TARGET set. if (target == 'macos' && podsProjectContent.contains('MACOSX_DEPLOYMENT_TARGET = 10.8')) { throw TaskResult.failure('Plugin build setting MACOSX_DEPLOYMENT_TARGET not removed'); } } } }); } Future<void> delete() async { if (Platform.isWindows) { // A running Gradle daemon might prevent us from deleting the project // folder on Windows. final String wrapperPath = path.absolute(path.join(rootPath, 'android', 'gradlew.bat')); if (File(wrapperPath).existsSync()) { await exec(wrapperPath, <String>['--stop'], canFail: true); } // TODO(ianh): Investigating if flakiness is timing dependent. await Future<void>.delayed(const Duration(seconds: 10)); } rmTree(parent); } }