Merge pull request #14246 from V1SHAL421/typing-allow-hidden-param-ids

Include pytest.HIDDEN_PARAM in parametrize(ids=...) type annotations

Author: bluetech

changelog/14234.bugfix.rst

@@ -0,0 +1 @@
+Allow :ref:`pytest.HIDDEN_PARAM <hidden-param>` in :ref:`@pytest.mark.parametrize(ids=...) <pytest.mark.parametrize ref>` typing.

src/_pytest/mark/structures.py

@@ -532,7 +532,7 @@ def __call__(
             argvalues: Collection[ParameterSet | Sequence[object] | object],
             *,
             indirect: bool | Sequence[str] = ...,
-            ids: Iterable[None | str | float | int | bool]
+            ids: Iterable[None | str | float | int | bool | _HiddenParam]
             | Callable[[Any], object | None]
             | None = ...,
             scope: ScopeName | None = ...,

testing/typing_checks.py

@@ -61,6 +61,12 @@ def check_testreport_attributes(report: TestReport) -> None:
     assert_type(report.location, tuple[str, int | None, str])
 
 
+# Issue #14234.
+@pytest.mark.parametrize("x", [1, 2], ids=[pytest.HIDDEN_PARAM, "visible"])
+def test_hidden_param(x: int) -> None:
+    pass
+
+
 # Test @pytest.mark.parametrize iterator argvalues deprecation.
 # Will be complain about unused type ignore if doesn't work.
 @pytest.mark.parametrize("x", iter(range(10)))  # type: ignore[deprecated]