code: def test_dot(*, data, test_flags, backend_fw, fn_name, on_device):
      (input_dtypes, x) = data
      return helpers.test_function(
          backend_to_test=backend_fw,
          test_flags=test_flags,
          fn_name=fn_name,
          on_device=on_device,
          xs_grad_idxs=[[0, 0]],
          input_dtypes=input_dtypes,
          test_values=True,
          rtol_=0.5,
          atol_=0.5,
          a=x[0],
          b=x[1],
      )
  
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 27 for calling a global function with example usage: test_dot() and returns: helpers