Index: pytest-testinfra-6.3.0/test/test_backends.py
===================================================================
--- pytest-testinfra-6.3.0.orig/test/test_backends.py
+++ pytest-testinfra-6.3.0/test/test_backends.py
@@ -467,13 +467,13 @@ def test_ansible_unknown_option():
     with pytest.raises(KeyError, match="^'unknown'$"):
         runner.options_to_cli({"unknown": True})
 
-
-def test_backend_importables():
+@pytest.mark.parametrize('connection_type',
+                         testinfra.backend.BACKENDS.keys())
+def test_backend_importables(connection_type):
     # just check that all declared backend are importable and NAME is set
     # correctly
-    for connection_type in testinfra.backend.BACKENDS:
-        obj = testinfra.backend.get_backend_class(connection_type)
-        assert obj.get_connection_type() == connection_type
+    obj = testinfra.backend.get_backend_class(connection_type)
+    assert obj.get_connection_type() == connection_type
 
 
 @pytest.mark.testinfra_hosts("docker://centos_7", "ssh://centos_7")