code: def test_require_flag_check(self, dtype):
      possible_flags = [["C_CONTIGUOUS"], ["F_CONTIGUOUS"]]
      x = cupy.zeros((2, 3, 4), dtype)
      for flags in possible_flags:
          arr = cupy.require(x, dtype, flags)
          for parameter in flags:
              assert arr.flags[parameter]
              assert arr.dtype == dtype
  
imports: import unittest
  import pytest
  import numpy
  import cupy
  from cupy import testing
label_desc: Use image node_id 9 for calling the TestKind obj's underlying member method code with example usage: obj.test_require_flag_check(dtype) without return types