add with_lazy_tree fixture, use for several tests

asdf/_tests/conftest.py

@@ -64,3 +64,10 @@ def rhttpserver(request):
     server = RangeHTTPServer()
     yield server
     server.finalize()
+
+
+@pytest.fixture(params=[True, False], ids=["lazy", "not-lazy"])
+def with_lazy_tree(request):
+    with config.config_context() as cfg:
+        cfg.lazy_tree = request.param
+        yield

asdf/_tests/test_extension.py

@@ -898,7 +898,7 @@ def from_yaml_tree(self, node, tag, ctx):
             config.add_extension(extension)
 
 
-def test_reference_cycle(tmp_path):
+def test_reference_cycle(tmp_path, with_lazy_tree):
     class FractionWithInverse(fractions.Fraction):
         def __init__(self, *args, **kwargs):
             self._inverse = None

asdf/_tests/test_types.py

@@ -6,7 +6,7 @@
 from . import _helpers as helpers
 
 
-def test_undefined_tag():
+def test_undefined_tag(with_lazy_tree):
     # This tests makes sure that ASDF still returns meaningful structured data
     # even when it encounters a schema tag that it does not specifically
     # implement as an extension

asdf/_tests/test_yaml.py

@@ -13,7 +13,7 @@
 from . import _helpers as helpers
 
 
-def test_ordered_dict(tmp_path):
+def test_ordered_dict(tmp_path, with_lazy_tree):
     """
     Test that we can write out and read in ordered dicts.
     """