[#239] New tests

src/openklant/components/contactgegevens/api/schema.py

@@ -1,7 +1,7 @@
 from django.conf import settings
 from django.utils.translation import gettext_lazy as _
 
-description = _(
+DESCRIPTION = _(
     """
 **Warning: Difference between `PUT` and `PATCH`**
 
@@ -19,7 +19,7 @@
 
 custom_settings = {
     "TITLE": "contactgegevens",
-    "DESCRIPTION": description,
+    "DESCRIPTION": DESCRIPTION,
     "VERSION": settings.CONTACTGEGEVENS_API_VERSION,
     "SERVERS": [{"url": "/contactgegevens/api/v1"}],
     "TAGS": [

src/openklant/components/klantinteracties/api/schema.py

@@ -1,7 +1,7 @@
 from django.conf import settings
 from django.utils.translation import gettext_lazy as _
 
-description = _(
+DESCRIPTION = _(
     """
 **Warning: Difference between `PUT` and `PATCH`**
 
@@ -16,7 +16,34 @@
 leaving other fields unchanged.
 """
 )
-partijen_description = _(
+PARTIJ_IDENTIFICATOR_DESCRIPTION_CREATE = _(
+    """
+**Warnings:**
+
+Handles `partijIdentificatoren` creation with atomicity guarantees.
+
+- If the `UUID` is provided in the `PartijIdentificator` object,
+the endpoint will treat it as an update operation for the existing `PartijIdentificator`,
+applying the provided data and linking the parent `Partij` to the new one created.
+- If the `UUID` is **not** specified, the system will create a new
+`PartijIdentificator` instance respecting all uniqueness constraints.
+    """
+)
+
+PARTIJ_IDENTIFICATOR_DESCRIPTION_UPDATE = _(
+    """
+**Warnings:**
+
+Handles `partijIdentificatoren` updates with atomicity guarantees.
+
+- If the `UUID` is provided in the `PartijIdentificator` object,
+the system will update the specified instance with the new data.
+- If the `UUID` is **not** specified, the system will `DELETE` all `PartijIdentificator`
+objects related to the parent and `CREATE` new ones with the new passed data.
+    """
+)
+
+PARTIJEN_DESCRIPTION = _(
     """
 **Atomicity in Partij and PartijIdentificator**
 
@@ -27,28 +54,13 @@
 
 For `POST`, `PATCH`, and `PUT` requests for `Partij`,
 it is possible to send a list of `PartijIdentificator` objects.
-
-**Warnings:**
-
-- In all requests, `PartijIdentificator` objects should not contain the **UUID**
-of the parent `Partij`, because it is automatically assigned.
-- `POST` request:
-    - If the **UUID** is provided in the `PartijIdentificator` object,
-    the endpoint will treat it as an update operation for the existing `PartijIdentificator`,
-    applying the provided data and linking the parent `Partij` to the new one created.
-    - If the **UUID** is **not** specified, the system will create a new
-    `PartijIdentificator` instance respecting all uniqueness constraints.
-- `PATCH` or `PUT` requests:
-    - If the **UUID** is provided in the `PartijIdentificator` object,
-    the system will update the specified instance with the new data.
-    - If the **UUID** is **not** specified, the system will `DELETE` all `PartijIdentificator`
-    objects related to the parent and `CREATE` new ones with the passed data.
 """
 )
 
+
 custom_settings = {
     "TITLE": "klantinteracties",
-    "DESCRIPTION": description,
+    "DESCRIPTION": DESCRIPTION,
     "VERSION": settings.KLANTINTERACTIES_API_VERSION,
     "SERVERS": [{"url": "/klantinteracties/api/v1"}],
     "TAGS": [
@@ -63,7 +75,7 @@
         {"name": "klanten contacten"},
         {"name": "onderwerpobjecten"},
         {"name": "partij-identificatoren"},
-        {"name": "partijen", "description": partijen_description},
+        {"name": "partijen", "description": PARTIJEN_DESCRIPTION},
         {"name": "rekeningnummers"},
         {"name": "vertegenwoordigingen"},
     ],

src/openklant/components/klantinteracties/api/serializers/partijen.py

@@ -603,25 +603,17 @@ def get_vertegenwoordigden(self, obj):
 
     def validate_partij_identificatoren(self, attrs):
         if attrs:
-            if (
-                len(
-                    Counter(
-                        item["partij"] for item in attrs if item["partij"] is not None
-                    )
-                )
-                > 0
-            ):
+            if any(item["partij"] is not None for item in attrs):
                 raise serializers.ValidationError(
                     {
                         "identificeerdePartij": _(
                             "Het veld `identificeerde_partij` wordt automatisch ingesteld en"
-                            " hoeft niet te worden opgegeven."
+                            " dient niet te worden opgegeven."
                         )
                     },
                     code="invalid",
                 )
-
-            uuid_list = [item["uuid"] for item in attrs if "uuid" in attrs]
+            uuid_list = [item["uuid"] for item in attrs if "uuid" in item]
             if uuid_list and max(Counter(uuid_list).values()) > 1:
                 raise serializers.ValidationError(
                     {
@@ -655,6 +647,7 @@ def update_or_create_partij_identificator(self, partij_identificator):
                 partij_identificator_serializer.validated_data
             )
 
+    @handle_db_exceptions
     @transaction.atomic
     def update(self, instance, validated_data):
         method = self.context.get("request").method
@@ -831,6 +824,7 @@ def update(self, instance, validated_data):
 
         return partij
 
+    @handle_db_exceptions
     @transaction.atomic
     def create(self, validated_data):
         partij_identificatie = validated_data.pop("partij_identificatie", None)