code: def test_init_gpu_with_current_device(self):
      device_id = 1
      with cuda.get_device_from_id(device_id):
          array = self._generate_array(cuda.cupy, "float64")
      assert array.device.id == device_id
  
imports: import os
  import unittest
  import numpy
  import chainer
  from chainer.backends import cuda
  from chainer import initializers
  from chainer import testing
  from chainer.testing import attr
  import chainerx
label_desc: Use image node_id 7 for calling the TestGenerateArray obj's underlying member method code with example usage: obj.test_init_gpu_with_current_device() without return types