def test_linear_to_s_log3(self): """ Tests :func:`colour.models.log.linear_to_s_log3` definition. """ self.assertAlmostEqual( linear_to_s_log3(0), 0.09286412512218964, places=7) self.assertAlmostEqual( linear_to_s_log3(0.18), 0.41055718475073316, places=7) self.assertAlmostEqual( linear_to_s_log3(1), 0.59602734369012345, places=7)