chore: update backend tests

backend/tests/test_core/test_datasets.py

@@ -1,6 +1,9 @@
 # #region Test.DatasetsMixin [C:3] [TYPE Module] [SEMANTICS test, dataset, superset, crud, detail]
 # @BRIEF Tests for core/superset_client/_datasets.py — SupersetDatasetsMixin.
 # @RELATION BINDS_TO -> [SupersetDatasetsMixin]
+# @TEST_EDGE: missing_param -> Null query param handled
+# @TEST_EDGE: empty_result -> Empty dataset list returns 0 results
+# @TEST_EDGE: external_api_error -> Exception in API call caught and logged
 
 from pathlib import Path
 import sys

backend/tests/test_core/test_plugin_base.py

@@ -1,6 +1,9 @@
 # #region Test.PluginBase [C:3] [TYPE Module] [SEMANTICS test,plugin,base,abstract]
 # @BRIEF Tests for core/plugin_base.py — PluginBase, PluginConfig.
 # @RELATION BINDS_TO -> [PluginBase]
+# @TEST_EDGE: missing_required_property -> TypeError on abstract instantiation
+# @TEST_EDGE: invalid_plugin_config -> ValidationError on missing fields
+# @TEST_EDGE: abstract_method_call -> super().abstract_method returns None
 
 from pathlib import Path
 import sys