code: def setUp(self):
      val = numpy.random.uniform(-1, 1, (2, 3))
      self.x = self.array_module_x.array(val, val.dtype, copy=True)
      self.y = self.array_module_y.array(val, val.dtype, copy=True)
  
imports: import copy
  import unittest
  import numpy
  import cupy
  from cupy import testing
label_desc: Use image node_id 1 for calling the TestStridesEqualityAssertion obj's underlying member method code with example usage: obj.setUp() without return types