test: narrow overlap fixture helper return type for mypy

clean6378-max-it · clean6378-max-it · commit b4ac2e5b6620 · 2026-05-27T05:03:50.000+08:00
diff --git a/tests/test_real_session_fixtures.py b/tests/test_real_session_fixtures.py
@@ -43,6 +43,7 @@ def _overlap_tool_result_from_all_tool_types_fixture() -> dict:
             "overlap toolUseResult (agent-sanitized-overlap) missing from "
             "real_session_all_tool_types.jsonl"
         )
+    assert overlap is not None  # narrow for mypy (pytest.fail is not NoReturn)
     return overlap
 
 

Original file line number	Diff line number	Diff line change
`@@ -43,6 +43,7 @@ def _overlap_tool_result_from_all_tool_types_fixture() -> dict:`
`43`	`43`	`"overlap toolUseResult (agent-sanitized-overlap) missing from "`
`44`	`44`	`"real_session_all_tool_types.jsonl"`
`45`	`45`	`)`
	`46`	`+ assert overlap is not None # narrow for mypy (pytest.fail is not NoReturn)`
`46`	`47`	`return overlap`
`47`	`48`
`48`	`49`