fix(test): pass price_list_rate only if pricing rule has to be removed
diff --git a/erpnext/accounts/doctype/pos_invoice/test_pos_invoice.py b/erpnext/accounts/doctype/pos_invoice/test_pos_invoice.py
index ba751c0..cf8affd 100644
--- a/erpnext/accounts/doctype/pos_invoice/test_pos_invoice.py
+++ b/erpnext/accounts/doctype/pos_invoice/test_pos_invoice.py
@@ -586,23 +586,29 @@
 		item_price.insert()
 		pr = make_pricing_rule(selling=1, priority=5, discount_percentage=10)
 		pr.save()
-		pos_inv = create_pos_invoice(qty=1, do_not_submit=1)
-		pos_inv.items[0].rate = 300
-		pos_inv.save()
-		self.assertEquals(pos_inv.items[0].discount_percentage, 10)
-		# rate shouldn't change
-		self.assertEquals(pos_inv.items[0].rate, 405)
 
-		pos_inv.ignore_pricing_rule = 1
-		pos_inv.items[0].rate = 300
-		pos_inv.save()
-		self.assertEquals(pos_inv.ignore_pricing_rule, 1)
-		# rate should change since pricing rules are ignored
-		self.assertEquals(pos_inv.items[0].rate, 300)
+		try:
+			pos_inv = create_pos_invoice(qty=1, do_not_submit=1)
+			pos_inv.items[0].rate = 300
+			pos_inv.save()
+			self.assertEquals(pos_inv.items[0].discount_percentage, 10)
+			# rate shouldn't change
+			self.assertEquals(pos_inv.items[0].rate, 405)
 
-		item_price.delete()
-		pos_inv.delete()
-		pr.delete()
+			pos_inv.ignore_pricing_rule = 1
+			pos_inv.save()
+			self.assertEquals(pos_inv.ignore_pricing_rule, 1)
+			# rate should reset since pricing rules are ignored
+			self.assertEquals(pos_inv.items[0].rate, 450)
+
+			pos_inv.items[0].rate = 300
+			pos_inv.save()
+			self.assertEquals(pos_inv.items[0].rate, 300)
+
+		finally:
+			item_price.delete()
+			pos_inv.delete()
+			pr.delete()
 
 
 def create_pos_invoice(**args):
diff --git a/erpnext/accounts/doctype/pricing_rule/pricing_rule.py b/erpnext/accounts/doctype/pricing_rule/pricing_rule.py
index 65ded03..933fda8 100644
--- a/erpnext/accounts/doctype/pricing_rule/pricing_rule.py
+++ b/erpnext/accounts/doctype/pricing_rule/pricing_rule.py
@@ -250,13 +250,16 @@
 		"parent": args.parent,
 		"parenttype": args.parenttype,
 		"child_docname": args.get('child_docname'),
-		"price_list_rate": args.get('price_list_rate')
 	})
 
 	if args.ignore_pricing_rule or not args.item_code:
 		if frappe.db.exists(args.doctype, args.name) and args.get("pricing_rules"):
-			item_details = remove_pricing_rule_for_item(args.get("pricing_rules"),
-				item_details, args.get('item_code'))
+			item_details = remove_pricing_rule_for_item(
+				args.get("pricing_rules"),
+				item_details,
+				item_code=args.get("item_code"),
+				rate=args.get("price_list_rate"),
+			)
 		return item_details
 
 	update_args_for_pricing_rule(args)
@@ -309,8 +312,12 @@
 		if not doc: return item_details
 
 	elif args.get("pricing_rules"):
-		item_details = remove_pricing_rule_for_item(args.get("pricing_rules"),
-			item_details, args.get('item_code'))
+		item_details = remove_pricing_rule_for_item(
+			args.get("pricing_rules"),
+			item_details,
+			item_code=args.get("item_code"),
+			rate=args.get("price_list_rate"),
+		)
 
 	return item_details
 
@@ -391,7 +398,7 @@
 			item_details[field] += (pricing_rule.get(field, 0)
 				if pricing_rule else args.get(field, 0))
 
-def remove_pricing_rule_for_item(pricing_rules, item_details, item_code=None):
+def remove_pricing_rule_for_item(pricing_rules, item_details, item_code=None, rate=None):
 	from erpnext.accounts.doctype.pricing_rule.utils import (
 		get_applied_pricing_rules,
 		get_pricing_rule_items,
@@ -404,7 +411,7 @@
 			if pricing_rule.rate_or_discount == 'Discount Percentage':
 				item_details.discount_percentage = 0.0
 				item_details.discount_amount = 0.0
-				item_details.rate = item_details.get('price_list_rate', 0)
+				item_details.rate = rate or 0.0
 
 			if pricing_rule.rate_or_discount == 'Discount Amount':
 				item_details.discount_amount = 0.0
@@ -435,9 +442,12 @@
 	out = []
 	for item in item_list:
 		item = frappe._dict(item)
-		if item.get('pricing_rules'):
-			out.append(remove_pricing_rule_for_item(item.get("pricing_rules"),
-				item, item.item_code))
+		if item.get("pricing_rules"):
+			out.append(
+				remove_pricing_rule_for_item(
+					item.get("pricing_rules"), item, item.item_code, item.get("price_list_rate")
+				)
+			)
 
 	return out