Adjust TestKit SubTest parameters

Author: robsdedude

testkitbackend/test_config.json

@@ -11,7 +11,7 @@
     "'stub.server_side_routing.test_server_side_routing.TestServerSideRouting.test_direct_connection_with_url_params'":
       "Driver emits deprecation warning. Behavior will be unified in 6.0.",
     "neo4j.datatypes.test_temporal_types.TestDataTypes.test_should_echo_all_timezone_ids":
-      "test_subtest_skips.tz_id",
+      "test_subtest_skips.dt_conversion",
     "neo4j.datatypes.test_temporal_types.TestDataTypes.test_date_time_cypher_created_tz_id":
       "test_subtest_skips.tz_id"
   },

testkitbackend/test_subtest_skips.py

@@ -25,6 +25,11 @@
 """
 
 
+import pytz
+
+from . import fromtestkit
+
+
 def tz_id(**params):
     # We could do this automatically, but with an explicit black list we
     # make sure we know what we test and what we don't.
@@ -51,3 +56,11 @@ def tz_id(**params):
         return (
             "timezone id %s is not supported by the system" % params["tz_id"]
         )
+
+
+def dt_conversion(**params):
+    dt = params["dt"]
+    try:
+        fromtestkit.to_param(dt)
+    except (pytz.UnknownTimeZoneError, ValueError) as e:
+        return "cannot create desired dt %s: %r" % (dt, e)