public/dart-pkg/zircon/test/handle_test.dart

// Copyright 2019 The Fuchsia 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 'package:test/test.dart';
import 'package:zircon/zircon.dart';

void main() {
  test('create and duplicate handle', () {
    final HandlePairResult pair = System.eventpairCreate();
    expect(pair.status, equals(ZX.OK));
    expect(pair.first.isValid, isTrue);
    expect(pair.second.isValid, isTrue);

    final Handle duplicate = pair.first.duplicate(ZX.RIGHT_SAME_RIGHTS);
    expect(duplicate.isValid, isTrue);

    final Handle failedDuplicate = pair.first.duplicate(-1);
    expect(failedDuplicate.isValid, isFalse);
  });

  test('failure invalid handle', () {
    final Handle handle = Handle.invalid();
    final Handle duplicate = handle.duplicate(ZX.RIGHT_SAME_RIGHTS);
    expect(duplicate.isValid, isFalse);
  });
}