Added test case for Accounts receivable report based on payment terms

erpnext/accounts/doctype/sales_invoice/test_sales_invoice.py

@@ -1524,9 +1524,9 @@ def create_sales_invoice(**args):
 		"warehouse": args.warehouse or "_Test Warehouse - _TC",
 		"qty": args.qty or 1,
 		"rate": args.rate or 100,
-		"income_account": "Sales - _TC",
+		"income_account": args.income_account or "Sales - _TC",
-		"expense_account": "Cost of Goods Sold - _TC",
+		"expense_account": args.expense_account or "Cost of Goods Sold - _TC",
-		"cost_center": "_Test Cost Center - _TC",
+		"cost_center": args.cost_center or "_Test Cost Center - _TC",
 		"serial_no": args.serial_no
 	})
 

erpnext/accounts/report/accounts_receivable/accounts_receivable.py

@@ -221,6 +221,22 @@ class ReceivablePayableReport(object):
 									d.credit_note_amount, d.due_date, d.payment_amount , d.payment_term_amount,
 									d.description, d.pdc_amount, d.pdc_details)
 								data.append(row)
+
+						if credit_note_amount:
+							outstanding_amount, credit_note_amount, payment_amount = self.get_outstanding_amount(
+							gle,self.filters.report_date, self.dr_or_cr, return_entries)
+
+							pdc_amount = 0
+							pdc_details = []
+							for d in pdc_list:
+								pdc_amount += flt(d.pdc_amount)
+								if pdc_amount and d.pdc_ref and d.pdc_date:
+									pdc_details.append(cstr(d.pdc_ref) + "/" + formatdate(d.pdc_date))
+
+							row = self.prepare_row(party_naming_by, args, gle, outstanding_amount,
+								credit_note_amount, pdc_amount=pdc_amount, pdc_details=pdc_details)
+							data.append(row)
+
 					else:
 						pdc_amount = 0
 						pdc_details = []

erpnext/accounts/report/accounts_receivable/test_accounts_receivable.py

@@ -0,0 +1,84 @@
+import frappe
+import frappe.defaults
+import unittest
+from frappe.utils import today, getdate, add_days
+from erpnext.accounts.report.accounts_receivable.accounts_receivable import execute
+from erpnext.accounts.doctype.sales_invoice.test_sales_invoice import create_sales_invoice
+from erpnext.accounts.doctype.payment_entry.payment_entry import get_payment_entry
+
+class TestAccountsReceivable(unittest.TestCase):
+	def test_accounts_receivable(self):
+		frappe.db.sql("delete from `tabSales Invoice` where company='_Test Company 2'")
+		frappe.db.sql("delete from `tabGL Entry` where company='_Test Company 2'")
+
+		filters = {
+			'company': '_Test Company 2',
+			'based_on_payment_terms': 1
+		}
+
+		name = make_sales_invoice()
+		report = execute(filters)
+
+		expected_data = [[100,30], [100,50], [100,20]]
+
+		self.assertEqual(expected_data[0], report[1][0][6:8])
+		self.assertEqual(expected_data[1], report[1][1][6:8])
+		self.assertEqual(expected_data[2], report[1][2][6:8])
+
+		make_payment(name)
+		report = execute(filters)
+
+		expected_data_after_payment = [[100,50], [100,20]]
+
+		self.assertEqual(expected_data_after_payment[0], report[1][0][6:8])
+		self.assertEqual(expected_data_after_payment[1], report[1][1][6:8])
+
+		make_credit_note(name)
+		report = execute(filters)
+
+		expected_data_after_credit_note = [[100,100,30,100,-30]]
+
+		self.assertEqual(expected_data_after_credit_note[0], report[1][0][6:11])
+
+
+def make_sales_invoice():
+	frappe.set_user("Administrator")
+
+	si = create_sales_invoice(company="_Test Company 2",
+			customer = '_Test Customer 2',
+			currency = 'EUR',
+			warehouse = 'Finished Goods - _TC2',
+			debit_to = 'Debtors - _TC2',
+			income_account = 'Sales - _TC2',
+			expense_account = 'Cost of Goods Sold - _TC2',
+			cost_center = '_Test Company 2 - _TC2',
+			do_not_save=1)
+
+	si.append('payment_schedule', dict(due_date=getdate(add_days(today(), 30)), invoice_portion=30.00, payment_amount=30))
+	si.append('payment_schedule', dict(due_date=getdate(add_days(today(), 60)), invoice_portion=50.00, payment_amount=50))
+	si.append('payment_schedule', dict(due_date=getdate(add_days(today(), 90)), invoice_portion=20.00, payment_amount=20))
+
+	si.submit()
+
+	return si.name
+
+def make_payment(docname):
+	pe = get_payment_entry("Sales Invoice", docname, bank_account="Cash - _TC2", party_amount=30)
+	pe.paid_from = "Debtors - _TC2"
+	pe.insert()
+	pe.submit()
+
+
+def make_credit_note(docname):
+	create_sales_invoice(company="_Test Company 2",
+			customer = '_Test Customer 2',
+			currency = 'EUR',
+			qty = -1,
+			warehouse = 'Finished Goods - _TC2',
+			debit_to = 'Debtors - _TC2',
+			income_account = 'Sales - _TC2',
+			expense_account = 'Cost of Goods Sold - _TC2',
+			cost_center = '_Test Company 2 - _TC2',
+			is_return = 1,
+			return_against = docname)
+