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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:io';
import 'package:flutter_devicelab/framework/framework.dart';
import 'package:flutter_devicelab/framework/host_agent.dart';
import 'package:flutter_devicelab/framework/ios.dart';
import 'package:flutter_devicelab/framework/task_result.dart';
import 'package:flutter_devicelab/framework/utils.dart';
import 'package:path/path.dart' as path;
/// Tests that the Flutter module project template works and supports
/// adding Flutter to an existing iOS app.
Future<void> main() async {
await task(() async {
String simulatorDeviceId;
section('Create Flutter module project');
final Directory tempDir = Directory.systemTemp.createTempSync('flutter_module_test.');
final Directory projectDir = Directory(path.join(tempDir.path, 'hello'));
try {
await inDirectory(tempDir, () async {
await flutter(
'create',
options: <String>[
'--org',
'io.flutter.devicelab',
'--template=module',
'hello',
],
);
});
// Copy test dart files to new module app.
final Directory flutterModuleLibSource = Directory(path.join(flutterDirectory.path, 'dev', 'integration_tests', 'ios_host_app', 'flutterapp', 'lib'));
final Directory flutterModuleLibDestination = Directory(path.join(projectDir.path, 'lib'));
// These test files don't have a .dart prefix so the analyzer will ignore them. They aren't in a
// package and don't work on their own outside of the test module just created.
final File main = File(path.join(flutterModuleLibSource.path, 'main'));
main.copySync(path.join(flutterModuleLibDestination.path, 'main.dart'));
final File marquee = File(path.join(flutterModuleLibSource.path, 'marquee'));
marquee.copySync(path.join(flutterModuleLibDestination.path, 'marquee.dart'));
section('Build ephemeral host app in release mode without CocoaPods');
await inDirectory(projectDir, () async {
await flutter(
'build',
options: <String>['ios', '--no-codesign'],
);
});
final Directory ephemeralIOSHostApp = Directory(path.join(
projectDir.path,
'build',
'ios',
'iphoneos',
'Runner.app',
));
if (!exists(ephemeralIOSHostApp)) {
return TaskResult.failure('Failed to build ephemeral host .app');
}
if (!await _isAppAotBuild(ephemeralIOSHostApp)) {
return TaskResult.failure(
'Ephemeral host app ${ephemeralIOSHostApp.path} was not a release build as expected'
);
}
section('Clean build');
await inDirectory(projectDir, () async {
await flutter('clean');
});
section('Build ephemeral host app in profile mode without CocoaPods');
await inDirectory(projectDir, () async {
await flutter(
'build',
options: <String>['ios', '--no-codesign', '--profile'],
);
});
if (!exists(ephemeralIOSHostApp)) {
return TaskResult.failure('Failed to build ephemeral host .app');
}
if (!await _isAppAotBuild(ephemeralIOSHostApp)) {
return TaskResult.failure(
'Ephemeral host app ${ephemeralIOSHostApp.path} was not a profile build as expected'
);
}
section('Clean build');
await inDirectory(projectDir, () async {
await flutter('clean');
});
section('Build ephemeral host app in debug mode for simulator without CocoaPods');
await inDirectory(projectDir, () async {
await flutter(
'build',
options: <String>['ios', '--no-codesign', '--simulator', '--debug'],
);
});
final Directory ephemeralSimulatorHostApp = Directory(path.join(
projectDir.path,
'build',
'ios',
'iphonesimulator',
'Runner.app',
));
if (!exists(ephemeralSimulatorHostApp)) {
return TaskResult.failure('Failed to build ephemeral host .app');
}
if (!exists(File(path.join(
ephemeralSimulatorHostApp.path,
'Frameworks',
'App.framework',
'flutter_assets',
'isolate_snapshot_data',
)))) {
return TaskResult.failure(
'Ephemeral host app ${ephemeralSimulatorHostApp.path} was not a debug build as expected'
);
}
section('Clean build');
await inDirectory(projectDir, () async {
await flutter('clean');
});
section('Add plugins');
final File pubspec = File(path.join(projectDir.path, 'pubspec.yaml'));
String content = await pubspec.readAsString();
content = content.replaceFirst(
'\ndependencies:\n',
// One dynamic framework, one static framework, and one that does not support iOS.
'\ndependencies:\n device_info: 0.4.2+4\n google_sign_in: 4.5.1\n android_alarm_manager: 0.4.5+11\n',
);
await pubspec.writeAsString(content, flush: true);
await inDirectory(projectDir, () async {
await flutter(
'packages',
options: <String>['get'],
);
});
section('Build ephemeral host app with CocoaPods');
await inDirectory(projectDir, () async {
await flutter(
'build',
options: <String>['ios', '--no-codesign', '-v'],
);
});
final bool ephemeralHostAppWithCocoaPodsBuilt = exists(ephemeralIOSHostApp);
if (!ephemeralHostAppWithCocoaPodsBuilt) {
return TaskResult.failure('Failed to build ephemeral host .app with CocoaPods');
}
final File podfileLockFile = File(path.join(projectDir.path, '.ios', 'Podfile.lock'));
final String podfileLockOutput = podfileLockFile.readAsStringSync();
if (!podfileLockOutput.contains(':path: Flutter')
|| !podfileLockOutput.contains(':path: Flutter/FlutterPluginRegistrant')
|| !podfileLockOutput.contains(':path: ".symlinks/plugins/device_info/ios"')
|| !podfileLockOutput.contains(':path: ".symlinks/plugins/google_sign_in/ios"')
|| podfileLockOutput.contains('android_alarm_manager')) {
print(podfileLockOutput);
return TaskResult.failure('Building ephemeral host app Podfile.lock does not contain expected pods');
}
checkFileExists(path.join(ephemeralIOSHostApp.path, 'Frameworks', 'device_info.framework', 'device_info'));
// Static, no embedded framework.
checkDirectoryNotExists(path.join(ephemeralIOSHostApp.path, 'Frameworks', 'google_sign_in.framework'));
// Android-only, no embedded framework.
checkDirectoryNotExists(path.join(ephemeralIOSHostApp.path, 'Frameworks', 'android_alarm_manager.framework'));
section('Clean and pub get module');
await inDirectory(projectDir, () async {
await flutter('clean');
});
await inDirectory(projectDir, () async {
await flutter('pub', options: <String>['get']);
});
section('Add to existing iOS Objective-C app');
final Directory objectiveCHostApp = Directory(path.join(tempDir.path, 'hello_host_app'));
mkdir(objectiveCHostApp);
recursiveCopy(
Directory(path.join(flutterDirectory.path, 'dev', 'integration_tests', 'ios_host_app')),
objectiveCHostApp,
);
final File objectiveCAnalyticsOutputFile = File(path.join(tempDir.path, 'analytics-objc.log'));
final Directory objectiveCBuildDirectory = Directory(path.join(tempDir.path, 'build-objc'));
await inDirectory(objectiveCHostApp, () async {
await exec(
'pod',
<String>['install'],
environment: <String, String>{
'LANG': 'en_US.UTF-8',
},
);
final File hostPodfileLockFile = File(path.join(objectiveCHostApp.path, 'Podfile.lock'));
final String hostPodfileLockOutput = hostPodfileLockFile.readAsStringSync();
if (!hostPodfileLockOutput.contains(':path: "../hello/.ios/Flutter/engine"')
|| !hostPodfileLockOutput.contains(':path: "../hello/.ios/Flutter/FlutterPluginRegistrant"')
|| !hostPodfileLockOutput.contains(':path: "../hello/.ios/.symlinks/plugins/device_info/ios"')
|| !hostPodfileLockOutput.contains(':path: "../hello/.ios/.symlinks/plugins/google_sign_in/ios"')
|| hostPodfileLockOutput.contains('android_alarm_manager')) {
print(hostPodfileLockOutput);
throw TaskResult.failure('Building host app Podfile.lock does not contain expected pods');
}
await exec(
'xcodebuild',
<String>[
'-workspace',
'Host.xcworkspace',
'-scheme',
'Host',
'-configuration',
'Debug',
'CODE_SIGNING_ALLOWED=NO',
'CODE_SIGNING_REQUIRED=NO',
'CODE_SIGN_IDENTITY=-',
'EXPANDED_CODE_SIGN_IDENTITY=-',
'CONFIGURATION_BUILD_DIR=${objectiveCBuildDirectory.path}',
'COMPILER_INDEX_STORE_ENABLE=NO',
],
environment: <String, String> {
'FLUTTER_ANALYTICS_LOG_FILE': objectiveCAnalyticsOutputFile.path,
},
);
});
final bool existingAppBuilt = exists(File(path.join(
objectiveCBuildDirectory.path,
'Host.app',
'Host',
)));
if (!existingAppBuilt) {
return TaskResult.failure('Failed to build existing Objective-C app .app');
}
checkFileExists(path.join(
objectiveCBuildDirectory.path,
'Host.app',
'Frameworks',
'Flutter.framework',
'Flutter',
));
checkFileExists(path.join(
objectiveCBuildDirectory.path,
'Host.app',
'Frameworks',
'App.framework',
'flutter_assets',
'isolate_snapshot_data',
));
final String objectiveCAnalyticsOutput = objectiveCAnalyticsOutputFile.readAsStringSync();
if (!objectiveCAnalyticsOutput.contains('cd24: ios')
|| !objectiveCAnalyticsOutput.contains('cd25: true')
|| !objectiveCAnalyticsOutput.contains('viewName: assemble')) {
return TaskResult.failure(
'Building outer Objective-C app produced the following analytics: "$objectiveCAnalyticsOutput" '
'but not the expected strings: "cd24: ios", "cd25: true", "viewName: assemble"'
);
}
section('Run platform unit tests');
final String resultBundleTemp = Directory.systemTemp.createTempSync('module_test_ios_xcresult.').path;
await testWithNewIOSSimulator('TestAdd2AppSim', (String deviceId) async {
simulatorDeviceId = deviceId;
final String resultBundlePath = path.join(resultBundleTemp, 'result');
final int testResultExit = await exec(
'xcodebuild',
<String>[
'-workspace',
'Host.xcworkspace',
'-scheme',
'Host',
'-configuration',
'Debug',
'-destination',
'id=$deviceId',
'-resultBundlePath',
resultBundlePath,
'test',
'CODE_SIGNING_ALLOWED=NO',
'CODE_SIGNING_REQUIRED=NO',
'CODE_SIGN_IDENTITY=-',
'EXPANDED_CODE_SIGN_IDENTITY=-',
'COMPILER_INDEX_STORE_ENABLE=NO',
],
workingDirectory: objectiveCHostApp.path,
canFail: true,
);
if (testResultExit != 0) {
// Zip the test results to the artifacts directory for upload.
await inDirectory(resultBundleTemp, () {
final String zipPath = path.join(hostAgent.dumpDirectory.path,
'module_test_ios-objc-${DateTime.now().toLocal().toIso8601String()}.zip');
return exec(
'zip',
<String>[
'-r',
'-9',
zipPath,
'result.xcresult',
],
canFail: true, // Best effort to get the logs.
);
});
throw TaskResult.failure('Platform unit tests failed');
}
});
section('Fail building existing Objective-C iOS app if flutter script fails');
final String xcodebuildOutput = await inDirectory<String>(objectiveCHostApp, () =>
eval(
'xcodebuild',
<String>[
'-workspace',
'Host.xcworkspace',
'-scheme',
'Host',
'-configuration',
'Debug',
'FLUTTER_ENGINE=bogus', // Force a Flutter error.
'CODE_SIGNING_ALLOWED=NO',
'CODE_SIGNING_REQUIRED=NO',
'CODE_SIGN_IDENTITY=-',
'EXPANDED_CODE_SIGN_IDENTITY=-',
'CONFIGURATION_BUILD_DIR=${objectiveCBuildDirectory.path}',
'COMPILER_INDEX_STORE_ENABLE=NO',
],
canFail: true,
)
);
if (!xcodebuildOutput.contains('flutter --verbose --local-engine-src-path=bogus assemble') || // Verbose output
!xcodebuildOutput.contains('Unable to detect a Flutter engine build directory in bogus') ||
!xcodebuildOutput.contains('Command PhaseScriptExecution failed with a nonzero exit code')) {
return TaskResult.failure('Host Objective-C app build succeeded though flutter script failed');
}
section('Add to existing iOS Swift app');
final Directory swiftHostApp = Directory(path.join(tempDir.path, 'hello_host_app_swift'));
mkdir(swiftHostApp);
recursiveCopy(
Directory(path.join(flutterDirectory.path, 'dev', 'integration_tests', 'ios_host_app_swift')),
swiftHostApp,
);
final File swiftAnalyticsOutputFile = File(path.join(tempDir.path, 'analytics-swift.log'));
final Directory swiftBuildDirectory = Directory(path.join(tempDir.path, 'build-swift'));
await inDirectory(swiftHostApp, () async {
await exec(
'pod',
<String>['install'],
environment: <String, String>{
'LANG': 'en_US.UTF-8',
},
);
await exec(
'xcodebuild',
<String>[
'-workspace',
'Host.xcworkspace',
'-scheme',
'Host',
'-configuration',
'Debug',
'CODE_SIGNING_ALLOWED=NO',
'CODE_SIGNING_REQUIRED=NO',
'CODE_SIGN_IDENTITY=-',
'EXPANDED_CODE_SIGN_IDENTITY=-',
'CONFIGURATION_BUILD_DIR=${swiftBuildDirectory.path}',
'COMPILER_INDEX_STORE_ENABLE=NO',
],
environment: <String, String> {
'FLUTTER_ANALYTICS_LOG_FILE': swiftAnalyticsOutputFile.path,
},
);
});
final bool existingSwiftAppBuilt = exists(File(path.join(
swiftBuildDirectory.path,
'Host.app',
'Host',
)));
if (!existingSwiftAppBuilt) {
return TaskResult.failure('Failed to build existing Swift app .app');
}
final String swiftAnalyticsOutput = swiftAnalyticsOutputFile.readAsStringSync();
if (!swiftAnalyticsOutput.contains('cd24: ios')
|| !swiftAnalyticsOutput.contains('cd25: true')
|| !swiftAnalyticsOutput.contains('viewName: assemble')) {
return TaskResult.failure(
'Building outer Swift app produced the following analytics: "$swiftAnalyticsOutput" '
'but not the expected strings: "cd24: ios", "cd25: true", "viewName: assemble"'
);
}
return TaskResult.success(null);
} catch (e) {
return TaskResult.failure(e.toString());
} finally {
removeIOSimulator(simulatorDeviceId);
rmTree(tempDir);
}
});
}
Future<bool> _isAppAotBuild(Directory app) async {
final String binary = path.join(
app.path,
'Frameworks',
'App.framework',
'App',
);
final String symbolTable = await eval(
'nm',
<String> [
'-gU',
binary,
],
);
return symbolTable.contains('kDartIsolateSnapshotInstructions');
}