js/src/jsapi-tests/testThreadingMutex.cpp

   1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*-
   2  * vim: set ts=8 sts=2 et sw=2 tw=80:
   3  */
   4 /* This Source Code Form is subject to the terms of the Mozilla Public
   5  * License, v. 2.0. If a copy of the MPL was not distributed with this
   6  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   7
   8 #include "jsapi-tests/tests.h"
   9 #include "threading/LockGuard.h"
  10 #include "vm/MutexIDs.h"
  11
  12 #ifdef DEBUG
  13 #  define DEBUG_CHECK(x) CHECK(x)
  14 #else
  15 #  define DEBUG_CHECK(x)
  16 #endif
  17
  18 BEGIN_TEST(testThreadingMutex) {
  19   js::Mutex mutex MOZ_UNANNOTATED(js::mutexid::TestMutex);
  20   DEBUG_CHECK(!mutex.isOwnedByCurrentThread());
  21   mutex.lock();
  22   DEBUG_CHECK(mutex.isOwnedByCurrentThread());
  23   mutex.unlock();
  24   DEBUG_CHECK(!mutex.isOwnedByCurrentThread());
  25   return true;
  26 }
  27 END_TEST(testThreadingMutex)
  28
  29 BEGIN_TEST(testThreadingLockGuard) {
  30   js::Mutex mutex MOZ_UNANNOTATED(js::mutexid::TestMutex);
  31   DEBUG_CHECK(!mutex.isOwnedByCurrentThread());
  32   js::LockGuard guard(mutex);
  33   DEBUG_CHECK(mutex.isOwnedByCurrentThread());
  34   return true;
  35 }
  36 END_TEST(testThreadingLockGuard)
  37
  38 BEGIN_TEST(testThreadingUnlockGuard) {
  39   js::Mutex mutex MOZ_UNANNOTATED(js::mutexid::TestMutex);
  40   DEBUG_CHECK(!mutex.isOwnedByCurrentThread());
  41   js::LockGuard guard(mutex);
  42   DEBUG_CHECK(mutex.isOwnedByCurrentThread());
  43   js::UnlockGuard unguard(guard);
  44   DEBUG_CHECK(!mutex.isOwnedByCurrentThread());
  45   return true;
  46 }
  47 END_TEST(testThreadingUnlockGuard)
  48
  49 #undef DEBUG_CHECK