[IMP] rma: prevent the creation of zero qty moves

rma/tests/test_rma.py

@@ -880,3 +880,18 @@ class TestRma(common.SavepointCase):
             self.assertTrue(new_line.product_id.categ_id.rma_customer_operation_id)
             new_line._onchange_product_id()
             self.assertEqual(new_line.operation_id, rma_operation)
+
+    def test_06_no_zero_qty_moves(self):
+        rma_lines = self.rma_customer_id.rma_line_ids
+        rma_lines.write({"receipt_policy": "delivered"})
+        self.assertEqual(sum(rma_lines.mapped("qty_to_receive")), 0)
+        wizard = self.rma_make_picking.with_context(
+            {
+                "active_ids": rma_lines.ids,
+                "active_model": "rma.order.line",
+                "picking_type": "incoming",
+                "active_id": 1,
+            }
+        ).create({})
+        with self.assertRaisesRegex(ValidationError, "No quantity to transfer"):
+            wizard._create_picking()