adding an apple script to quit safari

Author: nturgut

lib/web_ui/dev/felt.dart

@@ -10,16 +10,20 @@ import 'package:args/command_runner.dart';
 import 'build.dart';
 import 'clean.dart';
 import 'common.dart';
+import 'environment.dart';
 import 'licenses.dart';
 import 'test_runner.dart';
+import 'utils.dart';
+
+final TestCommand testCommand = TestCommand();
 
 CommandRunner runner = CommandRunner<bool>(
   'felt',
   'Command-line utility for building and testing Flutter web engine.',
 )
   ..addCommand(CleanCommand())
   ..addCommand(LicensesCommand())
-  ..addCommand(TestCommand())
+  ..addCommand(testCommand)
   ..addCommand(BuildCommand());
 
 void main(List<String> args) async {
@@ -64,6 +68,16 @@ void _cleanup() {
       directory.deleteSync(recursive: true);
     }
   }
+
+  // Many tabs left open after Safari runs, quit safari.
+  if(testCommand.browser == 'safari') {
+    print('INFO: Safari tests run. Quit Safari.');
+    startProcess(
+      'osascript',
+      ['dev/quit_safari.scpt'],
+      workingDirectory: environment.webUiRootDir.path,
+    );
+  }
 }
 
 void _listenToShutdownSignals() {