code: def test_unravel_index(
      *, dtype_x_shape, test_flags, backend_fw, fn_name, on_device
  ):
      dtype_and_x, shape = dtype_x_shape
      input_dtype, x = dtype_and_x[0], dtype_and_x[1]
      helpers.test_function(
          input_dtypes=input_dtype,
          test_flags=test_flags,
          backend_to_test=backend_fw,
          fn_name=fn_name,
          on_device=on_device,
          indices=np.asarray(x[0], dtype=input_dtype[0]),
          shape=shape,
      )
  
imports: from hypothesis import strategies
  import numpy
  import ivy_tests.test_ivy.helpers
  from ivy_tests.test_ivy.helpers import handle_test
label_desc: Use image node_id 2 for calling a global function with example usage: test_unravel_index() without return types