Prepare link collection

tests/db_import_test.py

@@ -2,6 +2,7 @@ import unittest
 import xml.etree.ElementTree as ET
 
 from lib.db import DB
+from lib.db_revision import DBRevision
 from lib.history import History
 from lib.obs import OBS
 from lib.obs_revision import OBSRevision
@@ -27,7 +28,7 @@ class TestDBMethods(unittest.TestCase):
                 </revision>"""
             )
         )
-        self.db.import_rev(test_rev)
+        DBRevision.import_obs_rev(self.db, test_rev)
 
 
 if __name__ == "__main__":