fix: check that importing a non-compliant render module throws an error

tests/_lib/nonfrender.py

@@ -0,0 +1,22 @@
+"""Testing example renderer.
+
+Correctly fails to import to show a broken module being handled.
+"""
+
+from typing import Unpack, TypedDict
+from dewret.workflow import Workflow
+
+from .extra import JUMP
+
+class NonfrenderRendererConfiguration(TypedDict):
+ allow_complex_types: bool
+
+# This should fail to load as default_config is not present. However it would
+# ignore the fact that the return type is not a (subtype of) dict[str, RawType]
+# def default_config() -> int:
+# return 3
+
+def render_raw(
+ workflow: Workflow, **kwargs: Unpack[NonfrenderRendererConfiguration]
+) -> dict[str, str]:
+ return {"JUMP": str(JUMP)}

tests/test_render_module.py

@@ -55,3 +55,9 @@ def test_get_correct_import_error_if_unable_to_load_render_module() -> None:
  ).resolve()
  assert entry.relline == 2
  assert "attempted relative import with no known parent package" in str(exc.value)
+
+ nonfrender_py = Path(__file__).parent / "_lib/nonfrender.py"
+ with pytest.raises(NotImplementedError) as nexc:
+ get_render_method(nonfrender_py)
+
+ assert "This render module neither seems to be a structured nor a raw render module" in str(nexc.value)