Fixing error 500 when using duplicated names for project points

taiga/projects/serializers.py

@@ -39,6 +39,23 @@ class PointsSerializer(ModelSerializer):
     class Meta:
         model = models.Points
 
+    def validate_name(self, attrs, source):
+        """
+        Check the points name is not duplicated in the project on creation
+        """
+        qs = None
+        # If the user story status exists:
+        if self.object and attrs.get("name", None):
+            qs = models.Points.objects.filter(project=self.object.project, name=attrs[source])
+
+        if not self.object and attrs.get("project", None)  and attrs.get("name", None):
+            qs = models.Points.objects.filter(project=attrs["project"], name=attrs[source])
+
+        if qs and qs.exists():
+              raise serializers.ValidationError("Name duplicated for the project")
+
+        return attrs
+
 
 class UserStoryStatusSerializer(ModelSerializer):
     class Meta:
@@ -117,7 +134,7 @@ class IssueStatusSerializer(ModelSerializer):
               raise serializers.ValidationError("Name duplicated for the project")
 
         return attrs
-        
+
 
 class IssueTypeSerializer(ModelSerializer):
     class Meta:

tests/integration/test_projects.py

@@ -83,3 +83,16 @@ def test_issue_status_slug_generation(client):
     response = client.json.patch(url, json.dumps(data))
     assert response.status_code == 200
     assert response.data["slug"] == "new-status"
+
+
+def test_points_name_duplicated(client):
+    point_1 = f.PointsFactory()
+    point_2 = f.PointsFactory(project=point_1.project)
+
+    client.login(point_1.project.owner)
+
+    url = reverse("points-detail", kwargs={"pk": point_2.pk})
+    data = {"name": point_1.name}
+    response = client.json.patch(url, json.dumps(data))
+    assert response.status_code == 400
+    assert response.data["name"][0] == "Name duplicated for the project"