code: def test_copyto2(self, xp, make_src, dtype, casting):
      dst = xp.zeros((2, 3, 4), dtype=dtype)
      src = make_src(dtype)
      with warnings.catch_warnings():
          warnings.simplefilter("ignore", numpy.ComplexWarning)
          xp.copyto(dst, src, casting)
      return dst
  
imports: import itertools
  import warnings
  import numpy
  import pytest
  import cupy
  from cupy import cuda
  from cupy import testing
label_desc: Use image node_id 2 for calling the TestCopytoFromNumpyScalar obj's underlying member method code with example usage: obj.test_copyto2(xp, make_src, dtype, casting) and returns: dst