nose testing examples for numpy/matlab unit regressions

test_numpy_vs_matlab.py

import matlab
from Zhang_Suen_ported.py import Zhang_Suen

TEST_LIST = [
  ('Zhang_Suen.m', Zhang_Suen, (fin2, )),
]

def call_matlab(ml_func_name, args):
  NotImplementedError("Do some magic here")

def _test_maker(ml_func_name, np_func, args):
  ml_output = call_matlab(ml_func_name, args)
  np_output = np_func(*args)
  return np.all_close(ml_output, np_output)

def test_all_units():
  for ml_func_name, np_func, args in TEST_LIST:
    yield _test_maker, ml_func_name, np_func, args