fix: add test case for items with different tax templates

india_compliance/gst_india/overrides/test_transaction.py

@@ -199,17 +199,37 @@ def test_validate_item_tax_template(self):
         item_tax_template.save()
 
     def test_transaction_for_items_with_duplicate_taxes(self):
-        # Should not allow same item in invoice with multiple taxes
-        doc = create_transaction(**self.transaction_details, do_not_save=True)
-
+        # Should not allow same item in invoice with multiple taxes if any of the tax row has dont_recompute_tax set to 1
+        doc = create_transaction(
+            **self.transaction_details, do_not_save=True, is_in_state=True
+        )
         append_item(doc, frappe._dict(item_tax_template="GST 28% - _TIRC"))
+        doc.taxes[0].dont_recompute_tax = 1
 
         self.assertRaisesRegex(
             frappe.exceptions.ValidationError,
             re.compile(r"^(Cannot use different Item Tax Templates in different.*)$"),
             doc.insert,
         )
 
+    def test_transaction_for_items_with_different_tax_templates(self):
+        doc = create_transaction(
+            **self.transaction_details, do_not_save=True, is_in_state=True
+        )
+        append_item(doc, frappe._dict(item_tax_template="GST 28% - _TIRC"))
+        doc.insert()
+
+        # Verify that taxes and amounts are set correctly in both items
+        self.assertEqual(doc.items[0].cgst_rate, 9)
+        self.assertEqual(doc.items[0].sgst_rate, 9)
+        self.assertEqual(doc.items[0].cgst_amount, 9)
+        self.assertEqual(doc.items[0].sgst_amount, 9)
+
+        self.assertEqual(doc.items[1].cgst_rate, 14)
+        self.assertEqual(doc.items[1].sgst_rate, 14)
+        self.assertEqual(doc.items[1].cgst_amount, 14)
+        self.assertEqual(doc.items[1].sgst_amount, 14)
+
     def test_place_of_supply_is_set(self):
         doc = create_transaction(**self.transaction_details)