def test_parse_id():
(start, strand, name) = parse_id('1:1-20 + /Users/HeathOBrien/Bioinformatics/Psuedomonas/AE016853.gbk')
assert start == 1
assert strand == '+'
assert name == '/Users/HeathOBrien/Bioinformatics/Psuedomonas/AE016853.gbk'
(start, strand, name) = parse_id('1:1-20 - /Users/HeathOBrien/Bioinformatics/Psuedomonas/AE016853.gbk')
assert start == 20
assert strand == '-'
def test_parse_id3():
"""test if error handling works correctly when strand info not formatted correctly"""
(start, strand, name) = parse_id('1:1-20 1 /Users/HeathOBrien/Bioinformatics/Psuedomonas/AE016853.gbk')
