test: basic unreconcile function

erpnext/accounts/doctype/unreconcile_payments/test_unreconcile_payments.py

@@ -1,9 +1,101 @@
 # Copyright (c) 2023, Frappe Technologies Pvt. Ltd. and Contributors
 # See license.txt
 
-# import frappe
+import frappe
 from frappe.tests.utils import FrappeTestCase
+from frappe.utils import today
+
+from erpnext.accounts.doctype.payment_entry.test_payment_entry import create_payment_entry
+from erpnext.accounts.doctype.sales_invoice.test_sales_invoice import create_sales_invoice
+from erpnext.accounts.test.accounts_mixin import AccountsTestMixin
 
 
-class TestUnreconcilePayments(FrappeTestCase):
-	pass
+class TestUnreconcilePayments(AccountsTestMixin, FrappeTestCase):
+	def setUp(self):
+		self.create_company()
+		self.create_customer()
+		self.create_item()
+		self.clear_old_entries()
+
+	def tearDown(self):
+		frappe.db.rollback()
+
+	def test_01_unreconcile_invoice(self):
+		si1 = create_sales_invoice(
+			item=self.item,
+			company=self.company,
+			customer=self.customer,
+			debit_to=self.debit_to,
+			posting_date=today(),
+			parent_cost_center=self.cost_center,
+			cost_center=self.cost_center,
+			rate=100,
+			price_list_rate=100,
+		)
+
+		si2 = create_sales_invoice(
+			item=self.item,
+			company=self.company,
+			customer=self.customer,
+			debit_to=self.debit_to,
+			posting_date=today(),
+			parent_cost_center=self.cost_center,
+			cost_center=self.cost_center,
+			rate=100,
+			price_list_rate=100,
+		)
+
+		pe = create_payment_entry(
+			company=self.company,
+			payment_type="Receive",
+			party_type="Customer",
+			party=self.customer,
+			paid_from=self.debit_to,
+			paid_to=self.cash,
+			paid_amount=200,
+			save=True,
+		)
+
+		pe.append(
+			"references",
+			{"reference_doctype": si1.doctype, "reference_name": si1.name, "allocated_amount": 100},
+		)
+		pe.append(
+			"references",
+			{"reference_doctype": si2.doctype, "reference_name": si2.name, "allocated_amount": 100},
+		)
+		# Allocation payment against both invoices
+		pe.save().submit()
+
+		# Assert outstanding
+		si1.reload()
+		si2.reload()
+		self.assertEqual(si1.outstanding_amount, 0)
+		self.assertEqual(si2.outstanding_amount, 0)
+
+		unreconcile = frappe.get_doc(
+			{
+				"doctype": "Unreconcile Payments",
+				"company": self.company,
+				"voucher_type": pe.doctype,
+				"voucher_no": pe.name,
+			}
+		)
+		unreconcile.add_references()
+		self.assertEqual(len(unreconcile.allocations), 2)
+		allocations = [x.reference_name for x in unreconcile.allocations]
+		self.assertEquals([si1.name, si2.name], allocations)
+		# unreconcile si1
+		for x in unreconcile.allocations:
+			if x.reference_name != si1.name:
+				unreconcile.remove(x)
+		unreconcile.save().submit()
+
+		# Assert outstanding
+		si1.reload()
+		si2.reload()
+		self.assertEqual(si1.outstanding_amount, 100)
+		self.assertEqual(si2.outstanding_amount, 0)
+
+		pe.reload()
+		self.assertEqual(len(pe.references), 1)