test: Test include_descendants in Item Group Product Listing

- Also made include_descendants field's visibility dependant on show_in_website

erpnext/e_commerce/product_data_engine/test_item_group_product_data_engine.py

@@ -13,8 +13,7 @@ test_dependencies = ["Item", "Item Group"]
 class TestItemGroupProductDataEngine(unittest.TestCase):
 	"Test Products & Sub-Category Querying for Product Listing on Item Group Page."
 
-	@classmethod
-	def setUpClass(cls):
+	def setUp(self):
 		item_codes = [
 			("Test Mobile A", "_Test Item Group B"),
 			("Test Mobile B", "_Test Item Group B"),
@@ -28,8 +27,10 @@ class TestItemGroupProductDataEngine(unittest.TestCase):
 			if not frappe.db.exists("Website Item", {"item_code": item_code}):
 				create_regular_web_item(item_code, item_args=item_args)
 
-	@classmethod
-	def tearDownClass(cls):
+		frappe.db.set_value("Item Group", "_Test Item Group B - 1", "show_in_website", 1)
+		frappe.db.set_value("Item Group", "_Test Item Group B - 2", "show_in_website", 1)
+
+	def tearDown(self):
 		frappe.db.rollback()
 
 	def test_product_listing_in_item_group(self):
@@ -87,7 +88,6 @@ class TestItemGroupProductDataEngine(unittest.TestCase):
 
 	def test_item_group_with_sub_groups(self):
 		"Test Valid Sub Item Groups in Item Group Page."
-		frappe.db.set_value("Item Group", "_Test Item Group B - 1", "show_in_website", 1)
 		frappe.db.set_value("Item Group", "_Test Item Group B - 2", "show_in_website", 0)
 
 		result = get_product_filter_data(query_args={
@@ -114,4 +114,45 @@ class TestItemGroupProductDataEngine(unittest.TestCase):
 
 		# check if child group is fetched if shown in website
 		self.assertIn("_Test Item Group B - 1", child_groups)
-		self.assertIn("_Test Item Group B - 2", child_groups)
+		self.assertIn("_Test Item Group B - 2", child_groups)
+
+	def test_item_group_page_with_descendants_included(self):
+		"""
+		Test if 'include_descendants' pulls Items belonging to descendant Item Groups (Level 2 & 3).
+		> _Test Item Group B [Level 1]
+			> _Test Item Group B - 1 [Level 2]
+				> _Test Item Group B - 1 - 1 [Level 3]
+		"""
+		frappe.get_doc({ # create Level 3 nested child group
+			"doctype": "Item Group",
+			"is_group": 1,
+			"item_group_name": "_Test Item Group B - 1 - 1",
+			"parent_item_group": "_Test Item Group B - 1"
+		}).insert()
+
+		create_regular_web_item( # create an item belonging to level 3 item group
+			"Test Mobile F",
+			item_args={"item_group": "_Test Item Group B - 1 - 1"}
+		)
+
+		frappe.db.set_value("Item Group", "_Test Item Group B - 1 - 1", "show_in_website", 1)
+
+		# enable 'include descendants' in Level 1
+		frappe.db.set_value("Item Group", "_Test Item Group B", "include_descendants", 1)
+
+		result = get_product_filter_data(query_args={
+			"field_filters": {},
+			"attribute_filters": {},
+			"start": 0,
+			"item_group": "_Test Item Group B"
+		})
+
+		items = result.get("items")
+		item_codes = [item.get("item_code") for item in items]
+
+		# check if all sub groups' items are pulled
+		self.assertEqual(len(items), 6)
+		self.assertIn("Test Mobile A", item_codes)
+		self.assertIn("Test Mobile C", item_codes)
+		self.assertIn("Test Mobile E", item_codes)
+		self.assertIn("Test Mobile F", item_codes)

erpnext/setup/doctype/item_group/item_group.json

@@ -219,6 +219,7 @@
   },
   {
    "default": "0",
+   "depends_on": "show_in_website",
    "description": "Include Website Items belonging to child Item Groups",
    "fieldname": "include_descendants",
    "fieldtype": "Check",
@@ -231,7 +232,7 @@
  "is_tree": 1,
  "links": [],
  "max_attachments": 3,
- "modified": "2022-03-07 09:44:47.561532",
+ "modified": "2022-03-09 12:27:11.055782",
  "modified_by": "Administrator",
  "module": "Setup",
  "name": "Item Group",