def test_rlock_acquire_release(tmpfile):
lock = portalocker.RLock(tmpfile)
lock2 = portalocker.RLock(tmpfile, fail_when_locked=False)
lock.acquire() # acquire lock when nobody is using it
with pytest.raises(portalocker.LockException):
# another party should not be able to acquire the lock
lock2.acquire(timeout=0.01)
# Now acquire again
lock.acquire()
lock.release() # release the lock
lock.release() # second release does nothing
def test_rlock_acquire_release_count(tmpfile):
lock = portalocker.RLock(tmpfile)
# Twice acquire
h = lock.acquire()
assert not h.closed
lock.acquire()
assert not h.closed
# Two release
lock.release()
assert not h.closed
lock.release()
assert h.closed
def test_release_unacquired(tmpfile):
with pytest.raises(portalocker.LockException):
portalocker.RLock(tmpfile).release()