code: def test_min_axis1(self, xp, dtype):
      a = testing.shaped_random((2, 3, 4), xp, dtype, order=self.order)
      return a.min(axis=1)
  
imports: import unittest
  import numpy
  import pytest
  import cupy
  import cupy._core._accelerator
  from cupy._core import _cub_reduction
  from cupy import testing
label_desc: Use image node_id 16 for calling the TestArrayReduction obj's underlying member method code with example usage: obj.test_min_axis1(xp, dtype) and returns: a