feat: make Product Bundle submittable and versioned (#55702)

Co-authored-by: Claude Opus 4.8 <noreply@anthropic.com>

erpnext/tests/test_submit_existing_product_bundles.py

@@ -0,0 +1,77 @@
+# Copyright (c) 2026, Frappe Technologies Pvt. Ltd. and Contributors
+# License: GNU General Public License v3. See license.txt
+
+import frappe
+
+from erpnext.patches.v16_0.submit_existing_product_bundles import execute
+from erpnext.selling.doctype.product_bundle.product_bundle import get_active_product_bundle
+from erpnext.stock.doctype.item.test_item import make_item
+from erpnext.tests.utils import ERPNextTestSuite
+
+
+class TestSubmitExistingProductBundles(ERPNextTestSuite):
+	def _make_legacy_bundle(self, item_code, child, disabled=0):
+		"""Recreate the pre-migration shape: a draft bundle named after its parent item."""
+		bundle = frappe.get_doc(
+			{
+				"doctype": "Product Bundle",
+				"new_item_code": item_code,
+				"items": [{"item_code": child, "qty": 1}],
+			}
+		).insert()
+		# revert to the legacy state: name == item_code, draft
+		frappe.rename_doc("Product Bundle", bundle.name, item_code, force=True, show_alert=False)
+		frappe.db.set_value(
+			"Product Bundle", item_code, {"docstatus": 0, "disabled": disabled}, update_modified=False
+		)
+		return item_code
+
+	def test_patch_renames_and_submits_legacy_bundle(self):
+		parent = make_item("_Test Patch PB Parent", {"is_stock_item": 0, "is_sales_item": 1}).name
+		child = make_item("_Test Patch PB Child", {"is_stock_item": 1}).name
+		legacy = self._make_legacy_bundle(parent, child)
+
+		execute()
+
+		# legacy name is gone; an active versioned bundle now resolves for the item
+		self.assertFalse(frappe.db.exists("Product Bundle", legacy))
+		migrated = get_active_product_bundle(parent)
+		self.assertTrue(migrated and migrated.startswith("PB-"))
+		self.assertEqual(frappe.db.get_value("Product Bundle", migrated, "docstatus"), 1)
+		self.assertEqual(frappe.db.get_value("Product Bundle", migrated, "is_active"), 1)
+
+	def test_patch_seeds_is_active_from_disabled(self):
+		parent = make_item("_Test Patch PB Disabled Parent", {"is_stock_item": 0, "is_sales_item": 1}).name
+		child = make_item("_Test Patch PB Disabled Child", {"is_stock_item": 1}).name
+		self._make_legacy_bundle(parent, child, disabled=1)
+
+		execute()
+
+		# a disabled legacy bundle becomes submitted but inactive
+		self.assertIsNone(get_active_product_bundle(parent))
+		migrated = frappe.db.get_value("Product Bundle", {"new_item_code": parent, "docstatus": 1}, "name")
+		self.assertTrue(migrated and migrated.startswith("PB-"))
+		self.assertEqual(frappe.db.get_value("Product Bundle", migrated, "is_active"), 0)
+
+	def test_patch_submits_partially_migrated_bundle(self):
+		"""An interrupted run can leave a bundle renamed (PB-*) but still a draft;
+		re-running the patch must submit it rather than skip it."""
+		parent = make_item("_Test Patch PB Partial Parent", {"is_stock_item": 0, "is_sales_item": 1}).name
+		child = make_item("_Test Patch PB Partial Child", {"is_stock_item": 1}).name
+
+		# a freshly inserted (unsubmitted) bundle is already PB-named: exactly the
+		# renamed-but-not-submitted state of an interrupted migration
+		bundle = frappe.get_doc(
+			{
+				"doctype": "Product Bundle",
+				"new_item_code": parent,
+				"items": [{"item_code": child, "qty": 1}],
+			}
+		).insert()
+		self.assertTrue(bundle.name.startswith("PB-"))
+		self.assertEqual(bundle.docstatus, 0)
+
+		execute()
+
+		self.assertEqual(get_active_product_bundle(parent), bundle.name)
+		self.assertEqual(frappe.db.get_value("Product Bundle", bundle.name, "docstatus"), 1)

erpnext/tests/utils.py

@@ -1916,7 +1916,12 @@ class BootStrapTestData:
 		self.make_records(["item_code", "item_name"], records)
 
 	def make_product_bundle(self):
-		records = [
+		from erpnext.selling.doctype.product_bundle.product_bundle import get_active_product_bundle
+
+		if get_active_product_bundle("_Test Product Bundle Item"):
+			return
+
+		frappe.get_doc(
 			{
 				"doctype": "Product Bundle",
 				"new_item_code": "_Test Product Bundle Item",
@@ -1935,8 +1940,7 @@ class BootStrapTestData:
 					},
 				],
 			}
-		]
-		self.make_records(["new_item_code"], records)
+		).insert().submit()
 
 	def make_test_account(self):
 		records = [