fix: Add test to check if payment terms are fetched when creating a Purchase Invoice
diff --git a/erpnext/stock/doctype/purchase_receipt/test_purchase_receipt.py b/erpnext/stock/doctype/purchase_receipt/test_purchase_receipt.py
index dbba21f..8980973 100644
--- a/erpnext/stock/doctype/purchase_receipt/test_purchase_receipt.py
+++ b/erpnext/stock/doctype/purchase_receipt/test_purchase_receipt.py
@@ -1079,6 +1079,31 @@
 
 		self.assertEqual(discrepancy_caused_by_exchange_rate_diff, amount)
 
+	def test_payment_terms_are_fetched_when_creating_invoice(self):
+		from erpnext.accounts.doctype.payment_entry.test_payment_entry import create_payment_terms_template
+		from erpnext.accounts.doctype.purchase_invoice.test_purchase_invoice import make_purchase_invoice
+		from erpnext.buying.doctype.purchase_order.test_purchase_order import create_purchase_order, make_pr_against_po
+		from erpnext.selling.doctype.sales_order.test_sales_order import automatically_fetch_payment_terms, compare_payment_schedules
+
+		automatically_fetch_payment_terms()
+
+		po = create_purchase_order(qty=10, rate=100, do_not_save=1)
+		create_payment_terms_template()
+		po.payment_terms_template = 'Test Receivable Template'
+		po.submit()
+
+		pr = make_pr_against_po(po.name, received_qty=10)
+
+		pi = make_purchase_invoice(qty=10, rate=100, do_not_save=1)
+		pi.items[0].purchase_receipt = pr.name
+		pi.items[0].pr_detail = pr.items[0].name
+		pi.items[0].purchase_order = po.name
+		pi.items[0].po_detail = po.items[0].name
+		pi.insert()
+
+		# self.assertEqual(po.payment_terms_template, pi.payment_terms_template)
+		compare_payment_schedules(self, po, pi)
+
 def get_sl_entries(voucher_type, voucher_no):
 	return frappe.db.sql(""" select actual_qty, warehouse, stock_value_difference
 		from `tabStock Ledger Entry` where voucher_type=%s and voucher_no=%s