code: def test_make_svd_non_negative(
      *, data, test_flags, backend_fw, fn_name, on_device
  ):
      input_dtype, x, U, S, V, nntype = data
      results = helpers.test_function(
          backend_to_test=backend_fw,
          test_flags=test_flags,
          fn_name=fn_name,
          on_device=on_device,
          input_dtypes=input_dtype,
          x=x,
          U=U,
          S=S,
          V=V,
          nntype=nntype,
          test_values=False,
          return_flat_np_arrays=True,
      )
      if results is None:
          return
  
      # returned values should be non negative
      ret_flat_np, ret_from_gt_flat_np = results
      W_flat_np, H_flat_np = ret_flat_np[0], ret_flat_np[1]
      W_flat_np_gt, H_flat_np_gt = (
          ret_from_gt_flat_np[0],
          ret_from_gt_flat_np[1],
      )
      assert np.all(W_flat_np >= 0)
      assert np.all(H_flat_np >= 0)
      assert np.all(W_flat_np_gt >= 0)
      assert np.all(H_flat_np_gt >= 0)
      helpers.assert_all_close(
          W_flat_np,
          W_flat_np_gt,
          atol=1e-02,
          backend=backend_fw,
          ground_truth_backend=test_flags.ground_truth_backend,
      )
      helpers.assert_all_close(
          H_flat_np,
          H_flat_np_gt,
          atol=1e-02,
          backend=backend_fw,
          ground_truth_backend=test_flags.ground_truth_backend,
      )
  
imports: import math
  from hypothesis import strategies
  from hypothesis import assume
  import numpy
  import pytest
  import itertools
  import ivy_tests.test_ivy.helpers
  from ivy_tests.test_ivy.helpers import handle_test, BackendHandler
  import ivy
label_desc: Use image node_id 39 for calling a global function with example usage: test_make_svd_non_negative() without return types