def METHOD_NAME(self):
    parsed = parse_query('key|""')
    self.assertEqual(("key", ""), parsed)
    parsed = parse_query('key|"1"')
    self.assertEqual(("key", "1"), parsed)
    parsed = parse_query('key|"abc"')
    self.assertEqual(("key", "abc"), parsed)
    parsed = parse_query('key|"あ"')
    self.assertEqual(("key", "あ"), parsed)
    parsed = parse_query('key|"1""')
    self.assertEqual(("key", '1"'), parsed)
    parsed = parse_query('key|""')
    self.assertEqual(("key", ""), parsed)