// Copyright (c) 2011, 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 aR runUnary<R, T>(R action(T argument), T argument)
///    Executes the given action with argument in this zone.
///    As run except that action is called with one argument instead of none.
/// @description Checks that [action] is run in this zone with provided arg.
/// @author ilya


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

void test(Zone zone) {
  int result = zone.runUnary<int, int>(
    (int x) {
      Expect.equals(zone, Zone.current);
      return x;
    },
    1
  );

  Expect.equals(1, result);
}

main() {
  test(Zone.current);
  test(Zone.current.fork());
}