text: '''
  Created on Sep 8, 2015
  
  @author: wirkert
  '''
  
  import unittest
  
  from mc.usuag import Ua
  
  class test_ua(unittest.TestCase):
  
      def setUp(self):
          self.ua_l2 = Ua()
          self.ua532 = self.ua_l2(532.*10 ** -9) / 100.
          self.ua800 = self.ua_l2(800.*10 ** -9) / 100.
  
      def test_uA532(self):
          self.assertTrue(3. < self.ua532 < 4., "test if calculated ua_l2 takes " +
                          "reasonable values " +
                          "(according to \"Determination of optical" +
                          " properties of normal and adenomatous human colon " +
                          "tissues in vitro using integrating sphere " +
                          "techniques\")")
  
      def test_uA800(self):
          self.assertTrue(0.05 < self.ua800 < 0.15, "test if calculated ua_l2 " +
                          "takes reasonable values " +
                          "(according to \"Differences in" +
                          " optical properties between healthy and " +
                          "pathological human colon tissues using a Ti:sapphire" +
                          " laser: an in vitro study using the Monte Carlo " +
                          "inversion technique\")")
  
      def test_saO2_makes_difference(self):
          self.ua_l2.saO2 = 1.0
          self.assertNotAlmostEqual(self.ua532,
                                    self.ua_l2(532.*10 ** -9) / 100.,
                                    msg="changing oxygenation changes result")
  
  