base/mac/scoped_sending_event_unittest.mm

   1 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #import "base/mac/scoped_sending_event.h"
   6
   7 #include "testing/gtest/include/gtest/gtest.h"
   8
   9 namespace {
  10
  11 // Sets the flag within scope, resets when leaving scope.
  12 TEST(ScopedSendingEventTest, SetHandlingSendEvent) {
  13   id<CrAppProtocol> app = NSApp;
  14   EXPECT_FALSE([app isHandlingSendEvent]);
  15   {
  16     base::mac::ScopedSendingEvent is_handling_send_event;
  17     EXPECT_TRUE([app isHandlingSendEvent]);
  18   }
  19   EXPECT_FALSE([app isHandlingSendEvent]);
  20 }
  21
  22 // Nested call restores previous value rather than resetting flag.
  23 TEST(ScopedSendingEventTest, NestedSetHandlingSendEvent) {
  24   id<CrAppProtocol> app = NSApp;
  25   EXPECT_FALSE([app isHandlingSendEvent]);
  26   {
  27     base::mac::ScopedSendingEvent is_handling_send_event;
  28     EXPECT_TRUE([app isHandlingSendEvent]);
  29     {
  30       base::mac::ScopedSendingEvent nested_is_handling_send_event;
  31       EXPECT_TRUE([app isHandlingSendEvent]);
  32     }
  33     EXPECT_TRUE([app isHandlingSendEvent]);
  34   }
  35   EXPECT_FALSE([app isHandlingSendEvent]);
  36 }
  37
  38 }  // namespace