Apply c-bata's comments

package/samplers/auto_sampler/tests/test_sampler.py

@@ -77,63 +77,6 @@
 )
 
 
-"""
-@pytest.mark.parametrize(
-    # TODO: 知らん
-    "sampler_class,expected_has_rng,expected_has_another_sampler", [(AutoSampler, ..., ...)]
-)
-def test_sampler_reseed_rng(
-    sampler_class: Callable[[], BaseSampler],
-    expected_has_rng: bool,
-    expected_has_another_sampler: bool,
-) -> None:
-    def _extract_attr_name_from_sampler_by_cls(sampler: BaseSampler, cls: Any) -> str | None:
-        for name, attr in sampler.__dict__.items():
-            if isinstance(attr, cls):
-                return name
-        return None
-
-    sampler = sampler_class()
-
-    rng_name = _extract_attr_name_from_sampler_by_cls(sampler, LazyRandomState)
-    has_rng = rng_name is not None
-    assert expected_has_rng == has_rng
-    if has_rng:
-        rng_name = str(rng_name)
-        original_random_state = sampler.__dict__[rng_name].rng.get_state()
-        sampler.reseed_rng()
-        random_state = sampler.__dict__[rng_name].rng.get_state()
-        if not isinstance(sampler, optuna.samplers.CmaEsSampler):
-            assert str(original_random_state) != str(random_state)
-        else:
-            # CmaEsSampler has a RandomState that is not reseed by its reseed_rng method.
-            assert str(original_random_state) == str(random_state)
-
-    had_sampler_name = _extract_attr_name_from_sampler_by_cls(sampler, BaseSampler)
-    has_another_sampler = had_sampler_name is not None
-    assert expected_has_another_sampler == has_another_sampler
-
-    if has_another_sampler:
-        had_sampler_name = str(had_sampler_name)
-        had_sampler = sampler.__dict__[had_sampler_name]
-        had_sampler_rng_name = _extract_attr_name_from_sampler_by_cls(had_sampler, LazyRandomState)
-        original_had_sampler_random_state = had_sampler.__dict__[
-            had_sampler_rng_name
-        ].rng.get_state()
-        with patch.object(
-            had_sampler,
-            "reseed_rng",
-            wraps=had_sampler.reseed_rng,
-        ) as mock_object:
-            sampler.reseed_rng()
-            assert mock_object.call_count == 1
-
-        had_sampler = sampler.__dict__[had_sampler_name]
-        had_sampler_random_state = had_sampler.__dict__[had_sampler_rng_name].rng.get_state()
-        assert str(original_had_sampler_random_state) != str(had_sampler_random_state)
-"""
-
-
 def parametrize_suggest_method(name: str) -> MarkDecorator:
     return pytest.mark.parametrize(
         f"suggest_method_{name}",