wip

unittests/test_crawler.py

@@ -480,6 +480,8 @@ a: ([b1, b2])
 
     crawler = Crawler(identifiableAdapter=ident_adapter)
 
+    crawler.synchronize(commit_changes=False,
+                        crawled_data=[rec_a, *rec_b, *rec_c])
     with raises(RuntimeError) as rte:
         crawler.synchronize(commit_changes=False,
                             crawled_data=[rec_a, *rec_b, *rec_c])