diff options
Diffstat (limited to 'tests/unittest_inference.py')
| -rw-r--r-- | tests/unittest_inference.py | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/tests/unittest_inference.py b/tests/unittest_inference.py index b7bc732d..25f8b8e6 100644 --- a/tests/unittest_inference.py +++ b/tests/unittest_inference.py @@ -5667,6 +5667,10 @@ def test_custom_decorators_for_classmethod_and_staticmethods(code, obj, obj_type @pytest.mark.skipif(sys.version_info < (3, 8), reason="Needs dataclasses available") +@pytest.mark.skipif( + sys.version_info >= (3, 9), + reason="Exact inference with dataclasses (replace function) in python3.9", +) def test_dataclasses_subscript_inference_recursion_error(): code = """ from dataclasses import dataclass, replace @@ -5687,6 +5691,31 @@ def test_dataclasses_subscript_inference_recursion_error(): assert helpers.safe_infer(node) is None +@pytest.mark.skipif( + sys.version_info < (3, 9), + reason="Exact inference with dataclasses (replace function) in python3.9", +) +def test_dataclasses_subscript_inference_recursion_error_39(): + code = """ + from dataclasses import dataclass, replace + + @dataclass + class ProxyConfig: + auth: str = "/auth" + + + a = ProxyConfig("") + test_dict = {"proxy" : {"auth" : "", "bla" : "f"}} + + foo = test_dict['proxy'] + replace(a, **test_dict['proxy']) # This fails + """ + node = extract_node(code) + infer_val = helpers.safe_infer(node) + assert isinstance(infer_val, Instance) + assert infer_val.pytype() == ".ProxyConfig" + + def test_self_reference_infer_does_not_trigger_recursion_error(): # Prevents https://github.com/PyCQA/pylint/issues/1285 code = """ |