Handle ruff changes

src/trio/_core/_tests/test_asyncgen.py

@@ -42,7 +42,7 @@ async def example(cause: str) -> AsyncGenerator[int, None]:
 
     async def async_main() -> None:
         # GC'ed before exhausted
-        with pytest.warns(
+        with pytest.warns(  # noqa: PT031
             ResourceWarning,
             match="Async generator.*collected before.*exhausted",
         ):

src/trio/_core/_tests/test_guest_mode.py

@@ -418,7 +418,10 @@ async def abandoned_main(in_host: InHost) -> None:
         with pytest.raises(ZeroDivisionError):
             trivial_guest_run(abandoned_main)
 
-    with pytest.warns(RuntimeWarning, match="Trio guest run got abandoned"):
+    with pytest.warns(  # noqa: PT031
+        RuntimeWarning,
+        match="Trio guest run got abandoned",
+    ):
         do_abandoned_guest_run()
         gc_collect_harder()
 

src/trio/_tests/test_deprecate.py

@@ -270,7 +270,10 @@ def test_warning_class() -> None:
         warn_deprecated("foo", "bar", issue=None, instead=None)
 
     # essentially the same as the above check
-    with pytest.warns(DeprecationWarning):
+    with pytest.warns(
+        DeprecationWarning,
+        match="^foo is deprecated since Trio bar with no replacement$",
+    ):
         warn_deprecated("foo", "bar", issue=None, instead=None)
 
     with pytest.warns(TrioDeprecationWarning):

src/trio/_tests/test_dtls.py

@@ -749,7 +749,7 @@ async def start_and_forget_endpoint() -> int:
         during_tasks = trio.lowlevel.current_statistics().tasks_living
         return during_tasks
 
-    with pytest.warns(ResourceWarning):
+    with pytest.warns(ResourceWarning):  # noqa: PT031
         during_tasks = await start_and_forget_endpoint()
         await trio.testing.wait_all_tasks_blocked()
         gc_collect_harder()
@@ -765,7 +765,7 @@ async def start_and_forget_endpoint() -> int:
 async def test_gc_before_system_task_starts() -> None:
     e = endpoint()
 
-    with pytest.warns(ResourceWarning):
+    with pytest.warns(ResourceWarning):  # noqa: PT031
         del e
         gc_collect_harder()
 
@@ -788,7 +788,7 @@ async def test_gc_as_packet_received() -> None:
     # At this point, the endpoint's receive loop has been marked runnable because it
     # just received a packet; closing the endpoint socket won't interrupt that. But by
     # the time it wakes up to process the packet, the endpoint will be gone.
-    with pytest.warns(ResourceWarning):
+    with pytest.warns(ResourceWarning):  # noqa: PT031
         del e
         gc_collect_harder()
 
@@ -805,7 +805,7 @@ async def main() -> DTLSEndpoint:
         return endpoint()
 
     e = trio.run(main)
-    with pytest.warns(ResourceWarning):
+    with pytest.warns(ResourceWarning):  # noqa: PT031
         del e
         gc_collect_harder()
 

src/trio/_tests/test_subprocess.py

@@ -676,7 +676,7 @@ def broken_terminate(self: Process) -> NoReturn:
 
     monkeypatch.setattr(Process, "terminate", broken_terminate)
 
-    with pytest.warns(RuntimeWarning, match=".*whoops.*"):
+    with pytest.warns(RuntimeWarning, match=".*whoops.*"):  # noqa: PT031
         async with _core.open_nursery() as nursery:
             nursery.start_soon(run_process, SLEEP(9999))
             await wait_all_tasks_blocked()
@@ -690,7 +690,7 @@ async def test_warn_on_cancel_SIGKILL_escalation(
 ) -> None:
     monkeypatch.setattr(Process, "terminate", lambda *args: None)
 
-    with pytest.warns(RuntimeWarning, match=".*ignored SIGTERM.*"):
+    with pytest.warns(RuntimeWarning, match=".*ignored SIGTERM.*"):  # noqa: PT031
         async with _core.open_nursery() as nursery:
             nursery.start_soon(run_process, SLEEP(9999))
             await wait_all_tasks_blocked()