Migrate Forms interface patterns

tests/test_interface_documentation_contract.py

@@ -0,0 +1,30 @@
+from __future__ import annotations
+
+import unittest
+
+from govoplan_forms.backend.manifest import manifest
+
+
+class FormsInterfaceDocumentationContractTests(unittest.TestCase):
+    def test_route_and_surfaces_remain_declared(self) -> None:
+        frontend = manifest.frontend
+        self.assertIsNotNone(frontend)
+        self.assertEqual({"/forms"}, {item.path for item in frontend.routes})  # type: ignore[union-attr]
+        self.assertEqual(
+            {"forms.navigation", "forms.catalogue"},
+            {item.id for item in frontend.view_surfaces},  # type: ignore[union-attr]
+        )
+
+    def test_help_privacy_and_consequence_metadata_remain_published(self) -> None:
+        topics = {topic.id: topic for topic in manifest.documentation}
+        guide = topics["forms.definitions"]
+        reference = topics["forms.reference.fields-and-consequences"]
+        self.assertIn("forms.catalogue", guide.metadata["help_contexts"])
+        self.assertGreaterEqual(len(guide.metadata["privacy_notes"]), 3)
+        self.assertIn("forms.field.publication-state", reference.metadata["help_contexts"])
+        self.assertIn("publish", reference.metadata["consequence_classes"])
+        self.assertIn("import_package", reference.metadata["consequence_classes"])
+
+
+if __name__ == "__main__":
+    unittest.main()