def test_prepare_positions_start_too_high2(self):
with self.assertRaisesRegex(ValueError,
'Start.*should be smaller.*alignment'):
_prepare_positions(22, None, 20)
def test_prepare_positions_start_too_high1(self):
with self.assertRaisesRegex(ValueError,
'Start.*should be smaller.*end position'):
_prepare_positions(18, 10, 20)
def test_prepare_positions_end_too_high(self):
pos_start, pos_end, aln_len = 4, 24, 20
obs_pos = _prepare_positions(pos_start, pos_end, aln_len)
exp_pos = {"start": 3, "end": 20}
self.assertDictEqual(obs_pos, exp_pos)
def test_prepare_positions_both_none(self):
with self.assertRaisesRegex(
ValueError, 'Neither primers nor.*positions were provided'):
_prepare_positions(None, None, 20)
def test_prepare_positions_no_end(self):
pos_start, pos_end, aln_len = 4, None, 20
obs_pos = _prepare_positions(pos_start, pos_end, aln_len)
exp_pos = {"start": 3, "end": None}
self.assertDictEqual(obs_pos, exp_pos)