typeddicts - test unspecified operations with extra keys

Author: Andrej730

conformance/tests/typeddicts_operations.py

@@ -54,6 +54,8 @@ def func1(variable_key: str, existing_movie: Movie):
 # It's not clear from the spec what type this should be.
 movie.get("other")  # E?
 
+# It's not clear from the spec whether it's allowed.
+reveal_type("other" in movie)  # E?
 
 movie.clear()  # E: clear not allowed
 movie.popitem()  # E: popitem not allowed
@@ -74,6 +76,12 @@ class MovieOptional(TypedDict, total=False):
 movie_optional["name"]  # E?
 assert_type(movie_optional.get("name"), str | None)
 
+# It's not clear from the spec what type this should be.
+reveal_type(movie_optional.get("other"))  # E?
+
+# It's not clear from the spec whether it's allowed.
+reveal_type("other" in movie_optional)  # E?
+
 movie_optional.clear()  # E: clear not allowed
 movie_optional.popitem()  # E: popitem not allowed