// Copyright (c) 2017, the Dart project authors.  Please see the AUTHORS file
// for details. All rights reserved. Use of this source code is governed by a
// BSD-style license that can be found in the LICENSE file.

// @dart = 2.9

/// @assertion int exitCode
/// Default value is [0].
/// @description Checks that Dart process returns [0] if [exitCode] was never
/// changed.
/// @author iarkh@unipro.ru

import "../../../Utils/expect.dart";
import "dart:io";

run_process() { print("Hello, World!"); }

run_main() async {
  String executable = Platform.resolvedExecutable;
  String eScript = Platform.script.toString();
  int called = 0;
  await Process.run(executable, [eScript, "run"]).then((ProcessResult results) {
    Expect.equals(0, results.exitCode);
    called++;
  });
  Expect.equals(1, called);
}

main(List<String> args) {
  if(args.length > 0)
    run_process();
  else {
    run_main();
  }
}
