code: def test_structures_with_wchar(self):
      class PersonW(Structure):
          _fields_ = [("name", c_wchar * 12), ("age", c_int)]
  
      p = PersonW("Someone \xe9")
      self.assertEqual(p.name, "Someone \xe9")
  
      self.assertEqual(PersonW("1234567890").name, "1234567890")
      self.assertEqual(PersonW("12345678901").name, "12345678901")
      # exact fit
      self.assertEqual(PersonW("123456789012").name, "123456789012")
      # too long
      self.assertRaises(ValueError, PersonW, "1234567890123")
  
imports: import _ctypes_test
  from platform import architecture
  import struct
  import sys
  import unittest
  from ctypes import CDLL, Array, Structure, Union, POINTER, sizeof, byref, alignment, c_void_p, c_char, c_wchar, c_byte, c_ubyte, c_uint8, c_uint16, c_uint32, c_short, c_ushort, c_int, c_uint, c_long, c_ulong, c_longlong, c_ulonglong, c_float, c_double
  from ctypes.util import find_library
  from struct import calcsize
  from collections import namedtuple
  from test import support
  from ._support import _CData, PyCStructType, Py_TPFLAGS_DISALLOW_INSTANTIATION, Py_TPFLAGS_IMMUTABLETYPE
label_desc: Use image node_id 17 for calling the StructureTestCase obj's underlying member method code with example usage: obj.test_structures_with_wchar() without return types