'Test for correct devision during `generate_subs` process.'

def test_generate_subs_decrease_speed_2(self):

    subs = transcripts_utils.generate_subs(1, 2, self.source_subs)
    self.assertDictEqual(subs, {'start': [50, 100, 120, 195, 500], 'end': [100, 120, 190, 500, 750], 'text': ['subs    #1', 'subs    #2', 'subs    #3', 'subs    #4', 'subs    #5']})
