def test_mutex_lock_twice_same_instance(self):
"Double lock (on same instance) causes an error"
mutex = Mutex(id='mutex-01')
mutex.lock()
self.assertRaises(MutexLockedException, mutex.lock)
mutex.graceful_release('mutex-01')
def test_mutex_unlock_not_locked(self):
"Release an unlocked Mutex causes an error"
mutex = Mutex(id='mutex-01')
self.assertRaises(MutexNotLockedException, mutex.release)
mutex.graceful_release('mutex-01')
def tearDown(self):
# super(MutexTestCase, self).tearDown()
super().tearDown()
Mutex.graceful_release('dummy_lock')
def tearDown(self):
super().tearDown()
Mutex.graceful_release('dummy_lock')