def test_read_signature_bad_input(self):
with self.assertRaises(TypeError):
obs_tab = {'A': 'A', 2: 'C', 3: 'G', 4: 'T'}
preprocess.read_signature(obs_tab)
with self.assertRaises(TypeError):
obs_tab = "1:A,2:C,3:G,4:T"
preprocess.read_signature(obs_tab)
def test_pos_obs_from_sig(self):
with self.assertRaises(TypeError):
sig = "A:A,2:C,3:G,4:T"
preprocess.read_signature(sig)
with self.assertRaises(TypeError):
sig = "1:A,2:C,3:G,4:T,5"
preprocess.read_signature(sig)
def test_read_signature(self):
obs_tab = {1: 'A', 2: 'C', 3: 'G', 4: 'T'}
sig = preprocess.read_signature(obs_tab)
self.assertEqual(sig, "1:A,2:C,3:G,4:T")
obs_from_sig = preprocess.pos_obs_from_sig(sig)
self.assertEqual(obs_tab, dict(obs_from_sig))