more tests

tests/test_locking.py

@@ -6,6 +6,32 @@
 from dictdatabase import locking
 
 
+def test_lock_release():
+	lock = locking.WriteLock("db_release")
+
+	with lock:
+		pass  # Lock should be released here
+
+	# Now, another lock should be able to be acquired
+	with locking.WriteLock("db_release"):
+		pass
+
+
+def test_orphaned_lock_timeout():
+	prev_timeout = locking.LOCK_TIMEOUT
+	locking.LOCK_TIMEOUT = 0.1
+	lock = locking.WriteLock("db_orphaned")
+
+	lock._lock()
+	time.sleep(0.2)
+
+	# Trigger the removal of orphaned locks
+	ls = locking.FileLocksSnapshot(lock.need_lock)
+	assert len(ls.locks) == 0
+
+	locking.LOCK_TIMEOUT = prev_timeout
+
+
 def test_double_lock_exception(use_compression):
 	name = "test_double_lock_exception"
 	with pytest.raises(RuntimeError):