FIX: add function again

integrationtests/test_use_case_simple_presentation.py

@@ -34,13 +34,22 @@ from caosadvancedtools.loadFiles import loadpath
 from caosadvancedtools.models import parser as parser
 from caoscrawler.crawl import crawler_main
 
-# wait for release of this feature in pylib
+# TODO: wait for release of this feature in pylib
 # from caosdb.utils.register_tests import clear_database, set_test_key
 # set_test_key("10b128cf8a1372f30aa3697466bb55e76974e0c16a599bb44ace88f19c8f61e2")
 
 DATADIR = os.path.join(os.path.dirname(__file__), "test_data",
                        "extroot", "use_case_simple_presentation")
 
+# TODO: remove this
+@pytest.fixture
+def clear_database():
+    # TODO(fspreck): Remove once the corresponding advancedtools function can be
+    # used.
+    ents = db.execute_query("FIND ENTITY WITH ID>99")
+    if ents:
+        ents.delete()
+
 
 def test_complete_crawler(
         clear_database