Serialization: add uuid to parcel owner - test that only natural keys are used

2 files changed, 26 insertions, 0 deletions

diff --git a/archaeological_operations/migrations/0062_parcelowner_uuid.py b/archaeological_operations/migrations/0062_parcelowner_uuid.py
new file mode 100644
index 000000000..0cc25d739
--- /dev/null
+++ b/archaeological_operations/migrations/0062_parcelowner_uuid.py
@@ -0,0 +1,21 @@
+# -*- coding: utf-8 -*-
+# Generated by Django 1.11.18 on 2019-09-06 10:53
+from __future__ import unicode_literals
+
+from django.db import migrations, models
+import uuid
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('archaeological_operations', '0061_auto_20190904_1440'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='parcelowner',
+            name='uuid',
+            field=models.UUIDField(default=uuid.uuid4),
+        ),
+    ]
diff --git a/archaeological_operations/models.py b/archaeological_operations/models.py
index 7a5174743..b6686aa21 100644
--- a/archaeological_operations/models.py
+++ b/archaeological_operations/models.py
@@ -2461,12 +2461,14 @@ post_save.connect(parcel_post_save, sender=Parcel)
 
 
 class ParcelOwner(LightHistorizedItem):
+    uuid = models.UUIDField(default=uuid.uuid4)
     owner = models.ForeignKey(Person, verbose_name=_("Owner"),
                               related_name="parcel_owner")
     parcel = models.ForeignKey(Parcel, verbose_name=_("Parcel"),
                                related_name='owners')
     start_date = models.DateField(_("Start date"))
     end_date = models.DateField(_("End date"))
+    objects = UUIDModelManager()
 
     class Meta:
         verbose_name = _("Parcel owner")
@@ -2475,6 +2477,9 @@ class ParcelOwner(LightHistorizedItem):
     def __str__(self):
         return "{}{}{}".format(self.owner, settings.JOINT, self.parcel)
 
+    def natural_key(self):
+        return (self.uuid, )
+
     @property
     def operation(self):
         return self.parcel.operation