test: Close SQLite connections before cleanup on Windows

tests/conftest.py

@@ -8,6 +8,7 @@
 
 from scrapyd import Config
 from scrapyd.app import application
+from scrapyd.utils import get_spider_queues
 from scrapyd.website import Root
 from tests import root_add_version
 
@@ -29,6 +30,9 @@ def root(request):
 
     yield Root(config, app)
 
+    for spiderqueue in get_spider_queues(config).values():
+        spiderqueue.conn.close()
+
     for setting in ("dbs_dir", "eggs_dir"):
         directory = os.path.realpath(config.get(setting))
         basedir = os.path.realpath(os.path.dirname(os.path.dirname(__file__)))