refactor: move scan api to stock utils; add item_info

erpnext/stock/tests/test_utils.py

@@ -0,0 +1,31 @@
+import frappe
+from frappe.tests.utils import FrappeTestCase
+
+from erpnext.stock.doctype.item.test_item import make_item
+from erpnext.stock.utils import scan_barcode
+
+
+class TestStockUtilities(FrappeTestCase):
+	def test_barcode_scanning(self):
+		simple_item = make_item(properties={"barcodes": [{"barcode": "12399"}]})
+		self.assertEqual(scan_barcode("12399")["item_code"], simple_item.name)
+
+		batch_item = make_item(properties={"has_batch_no": 1, "create_new_batch": 1})
+		batch = frappe.get_doc(doctype="Batch", item=batch_item.name).insert()
+
+		batch_scan = scan_barcode(batch.name)
+		self.assertEqual(batch_scan["item_code"], batch_item.name)
+		self.assertEqual(batch_scan["batch_no"], batch.name)
+		self.assertEqual(batch_scan["has_batch_no"], 1)
+		self.assertEqual(batch_scan["has_serial_no"], 0)
+
+		serial_item = make_item(properties={"has_serial_no": 1})
+		serial = frappe.get_doc(
+			doctype="Serial No", item_code=serial_item.name, serial_no=frappe.generate_hash()
+		).insert()
+
+		serial_scan = scan_barcode(serial.name)
+		self.assertEqual(serial_scan["item_code"], serial_item.name)
+		self.assertEqual(serial_scan["serial_no"], serial.name)
+		self.assertEqual(serial_scan["has_batch_no"], 0)
+		self.assertEqual(serial_scan["has_serial_no"], 1)