Run AVIF leak tests in own group to avoid exceeding memory limit locally

Author: hugovk

Tests/test_file_avif.py

@@ -772,6 +772,7 @@ def test_seek_errors(self) -> None:
 MAX_THREADS = os.cpu_count() or 1
 
 
+@pytest.mark.xdist_group(name="leak-group")
 @skip_unless_feature("avif")
 class TestAvifLeaks(PillowLeakTestCase):
     mem_limit = MAX_THREADS * 3 * 1024

pyproject.toml

@@ -209,7 +209,7 @@ lint.isort.required-imports = [
 max_supported_python = "3.14"
 
 [tool.pytest.ini_options]
-addopts = "-ra --color=auto --numprocesses=auto"
+addopts = "-ra --color=auto --numprocesses=auto --dist=loadgroup"
 testpaths = [
   "Tests",
 ]