Don't try to load backends if the test doesn't need it
diff --git a/tests/conftest.py b/tests/conftest.py
index 6599a64..bdd17fb 100644
--- a/tests/conftest.py
+++ b/tests/conftest.py
@@ -12,10 +12,10 @@
def pytest_generate_tests(metafunc):
- names = metafunc.config.getoption("--backend")
- selected_backends = select_backends(names, _available_backends())
-
if "backend" in metafunc.fixturenames:
+ names = metafunc.config.getoption("--backend")
+ selected_backends = select_backends(names, _available_backends())
+
filtered_backends = []
required = metafunc.function.requires_backend_interface
required_interfaces = [