[test]: Tests for Loan

specifyweb/backend/businessrules/tests/test_clone_previously_created.py

@@ -461,6 +461,12 @@ def test_clone_accession(self):
     def test_clone_loan(self):
         original = self.loans[0]
 
+        self._create_prep_type()
+        original.loanpreparations.create(
+            discipline=self.discipline,
+            preparation=self._create_prep(self.collectionobjects[0], None),
+        )
+
         clone = self._clone_resource(
             'loan',
             {
@@ -475,6 +481,8 @@ def test_clone_loan(self):
         self.assertEqual(clone.discipline_id, original.discipline_id)
         self.assertEqual(clone.remarks, original.remarks)
         self.assertNotEqual(clone.loannumber, original.loannumber)
+        self.assertEqual(original.loanpreparations.count(), 1)
+        self.assertEqual(clone.loanpreparations.count(), 0)
 
         original.refresh_from_db()
         self.assertEqual(original.loannumber, 'Test loan')

specifyweb/backend/businessrules/tests/test_delete_previously_created.py

@@ -420,7 +420,22 @@ def test_delete_accession_created_in_previous_version(self):
         )
 
     def test_delete_loan_created_in_previous_version(self):
+        self._create_prep_type()
+
         loan = self.loans[0]
+
+        first_prep = self._create_prep(self.collectionobjects[0], None)
+        second_prep = self._create_prep(self.collectionobjects[1], None)
+
+        loan.loanpreparations.create(
+            discipline=self.discipline,
+            preparation=first_prep,
+        )
+        loan.loanpreparations.create(
+            discipline=self.discipline,
+            preparation=second_prep,
+        )
+
         object_id = loan.id
 
         loan.delete()
@@ -429,6 +444,22 @@ def test_delete_loan_created_in_previous_version(self):
             models.Loan.objects.filter(id=object_id).count(),
             0,
         )
+        self.assertEqual(
+            models.Loanpreparation.objects.filter(loan_id=object_id).count(),
+            0,
+        )
+
+        first_prep.refresh_from_db()
+        second_prep.refresh_from_db()
+
+        self.assertEqual(
+            first_prep.loanpreparations.count(),
+            0,
+        )
+        self.assertEqual(
+            second_prep.loanpreparations.count(),
+            0,
+        )
 
         models.Loan.objects.create(
             loannumber='Test loan',