test: Packed Items test file
diff --git a/erpnext/stock/doctype/packed_item/test_packed_item.py b/erpnext/stock/doctype/packed_item/test_packed_item.py
new file mode 100644
index 0000000..074391c
--- /dev/null
+++ b/erpnext/stock/doctype/packed_item/test_packed_item.py
@@ -0,0 +1,104 @@
+# Copyright (c) 2022, Frappe Technologies Pvt. Ltd. and Contributors
+# License: GNU General Public License v3. See license.txt
+
+from erpnext.stock.doctype.item.test_item import make_item
+from erpnext.selling.doctype.product_bundle.test_product_bundle import make_product_bundle
+from erpnext.selling.doctype.sales_order.test_sales_order import make_sales_order
+from erpnext.tests.utils import ERPNextTestCase, change_settings
+
+
+class TestPackedItem(ERPNextTestCase):
+ "Test impact on Packed Items table in various scenarios."
+ @classmethod
+ def setUpClass(cls) -> None:
+ make_item("_Test Product Bundle X", {"is_stock_item": 0})
+ make_item("_Test Bundle Item 1", {"is_stock_item": 1})
+ make_item("_Test Bundle Item 2", {"is_stock_item": 1})
+ make_item("_Test Normal Stock Item", {"is_stock_item": 1})
+
+ make_product_bundle(
+ "_Test Product Bundle X",
+ ["_Test Bundle Item 1", "_Test Bundle Item 2"],
+ qty=2
+ )
+
+ def test_sales_order_adding_bundle_item(self):
+ "Test impact on packed items if bundle item row is added."
+ so = make_sales_order(item_code = "_Test Product Bundle X", qty=1,
+ do_not_submit=True)
+
+ self.assertEqual(so.items[0].qty, 1)
+ self.assertEqual(len(so.packed_items), 2)
+ self.assertEqual(so.packed_items[0].item_code, "_Test Bundle Item 1")
+ self.assertEqual(so.packed_items[0].qty, 2)
+
+ def test_sales_order_updating_bundle_item(self):
+ "Test impact on packed items if bundle item row is updated."
+ so = make_sales_order(item_code = "_Test Product Bundle X", qty=1,
+ do_not_submit=True)
+
+ so.items[0].qty = 2 # change qty
+ so.save()
+
+ self.assertEqual(so.packed_items[0].qty, 4)
+ self.assertEqual(so.packed_items[1].qty, 4)
+
+ # change item code to non bundle item
+ so.items[0].item_code = "_Test Normal Stock Item"
+ so.save()
+
+ self.assertEqual(len(so.packed_items), 0)
+
+ def test_sales_order_recurring_bundle_item(self):
+ "Test impact on packed items if same bundle item is added and removed."
+ so_items = []
+ for qty in [2, 4, 6, 8]:
+ so_items.append({
+ "item_code": "_Test Product Bundle X",
+ "qty": qty,
+ "rate": 400,
+ "warehouse": "_Test Warehouse - _TC"
+ })
+
+ # create SO with recurring bundle item
+ so = make_sales_order(item_list=so_items, do_not_submit=True)
+
+ # check alternate rows for qty
+ self.assertEqual(len(so.packed_items), 8)
+ self.assertEqual(so.packed_items[1].item_code, "_Test Bundle Item 2")
+ self.assertEqual(so.packed_items[1].qty, 4)
+ self.assertEqual(so.packed_items[3].qty, 8)
+ self.assertEqual(so.packed_items[5].qty, 12)
+ self.assertEqual(so.packed_items[7].qty, 16)
+
+ # delete intermediate row (2nd)
+ del so.items[1]
+ so.save()
+
+ # check alternate rows for qty
+ self.assertEqual(len(so.packed_items), 6)
+ self.assertEqual(so.packed_items[1].qty, 4)
+ self.assertEqual(so.packed_items[3].qty, 12)
+ self.assertEqual(so.packed_items[5].qty, 16)
+
+ # delete last row
+ del so.items[2]
+ so.save()
+
+ # check alternate rows for qty
+ self.assertEqual(len(so.packed_items), 4)
+ self.assertEqual(so.packed_items[1].qty, 4)
+ self.assertEqual(so.packed_items[3].qty, 12)
+
+ @change_settings("Selling Settings", {"editable_bundle_item_rates": 1})
+ def test_sales_order_bundle_item_cumulative_price(self):
+ "Test if Bundle Item rate is cumulative from packed items."
+ so = make_sales_order(item_code = "_Test Product Bundle X", qty=2,
+ do_not_submit=True)
+
+ so.packed_items[0].rate = 150
+ so.packed_items[1].rate = 200
+ so.save()
+
+ self.assertEqual(so.items[0].rate, 350)
+ self.assertEqual(so.items[0].amount, 700)