fix: LEAP-245: make Number tag complain about missing to_name

label_studio/core/utils/schema/label_config_schema.json

@@ -35,6 +35,28 @@
         }
       }
     },
+    "tag_with_name_and_toname": {
+      "type": "object",
+      "oneOf": [
+        {
+          "required": [
+            "@name",
+            "@toName"
+          ]
+        }
+      ],
+      "properties": {
+        "@name": {
+          "$ref": "#/definitions/@name"
+        },
+        "@toName": {
+          "$ref": "#/definitions/@toName"
+        },
+        "$": {
+          "$ref": "#/definitions/$"
+        }
+      }
+    },
     "tag_with_value_required_name": {
       "type": "object",
       "oneOf": [
@@ -80,6 +102,13 @@
         "items": {"$ref": "#/definitions/tag_with_value_required_name"}
       }, {"$ref": "#/definitions/tag_with_value_required_name"}]
     },
+    "tags_with_name_and_toname": {
+      "anyOf": [{"$ref": "#/definitions/tag_with_name_and_toname"},
+        {
+          "type": "array",
+          "items": {"$ref": "#/definitions/tag_with_name_and_toname"}
+        }]
+    },
     "View": {
       "type": "object",
       "additionalProperties": true,
@@ -92,7 +121,8 @@
         "Text": {"$ref": "#/definitions/tags_with_value_required_name"},
         "HyperText": {"$ref": "#/definitions/tags_with_value_required_name"},
         "View": {"$ref": "#/definitions/MaybeMultipleView"},
-        "TextArea": {"$ref": "#/definitions/MaybeMultipleTextAreas"}
+        "TextArea": {"$ref": "#/definitions/MaybeMultipleTextAreas"},
+        "Number": {"$ref": "#/definitions/tags_with_name_and_toname"}
       }
     },
     "MaybeMultipleView": {
@@ -219,7 +249,8 @@
         "Image": {"$ref": "#/definitions/tags_with_value_required_name"},
         "Text": {"$ref": "#/definitions/tags_with_value_required_name"},
         "HyperText": {"$ref": "#/definitions/tags_with_value_required_name"},
-        "TextArea": {"$ref": "#/definitions/MaybeMultipleTextAreas"}
+        "TextArea": {"$ref": "#/definitions/MaybeMultipleTextAreas"},
+        "Number": {"$ref": "#/definitions/tags_with_name_and_toname"}
       }
     }
   }

label_studio/tests/test_config_validation.py

@@ -160,6 +160,29 @@ def test_config_validation_for_choices_workaround(business_client, project_id):
     assert response.status_code == 200
 
 
+@pytest.mark.django_db
+def test_config_validation_for_missing_to_name_in_number_tag_fails(business_client, project_id):
+    """
+    Validate Number tag with missing to_name fails (see LEAP-245)
+    """
+    payload = {
+        'label_config': (
+            '<View>'
+            '<Text name="question" value="$question" granularity="word"/>'
+            '<Number name="number" to="question" required="true" />'
+            '</View>'
+        )
+    }
+    response = business_client.patch(
+        f'/api/projects/{project_id}',
+        data=json.dumps(payload),
+        content_type='application/json',
+    )
+    assert response.status_code == 400
+    response_data = response.json()
+    assert "'toName' is a required property" in response_data['validation_errors']['label_config'][0]
+
+
 @pytest.mark.django_db
 def test_parse_wrong_xml(business_client, project_id):
     # Change label config to Repeater