test_mattexx.py

#!/usr/bin/env python
"""Test http://stackoverflow.com/a/13424528/4279"""
import sys
from datetime import datetime
from subprocess import check_output

# results from http://stackoverflow.com/a/13425515/4279
for line in """\
2012/01/15 11:15:22 -118.24368490000002 -> 03:13:12.380880
2012/01/15 11:15:22 -74.0059731 -> 06:10:09.342843
2012/01/15 11:15:22 -0.12623620000000002 -> 11:05:40.870809
2012/01/15 11:15:22   2.3509871 -> 11:15:35.416883
2012/01/15 11:15:22   37.617633 -> 13:36:39.640637
2012/01/15 11:15:22  116.407413 -> 18:51:49.518788
2012/01/15 11:15:22 139.6917064 -> 20:24:57.689878
""".splitlines():
    argv, _, expected = map(str.strip, line.partition('->'))
    date, time, longitude = argv.split()
    expected = datetime.strptime(date + ' ' + expected, "%Y/%m/%d %H:%M:%S.%f")
    got = check_output([sys.executable or 'python', 'mattexx.py'] +  argv.split())
    got = datetime.strptime(got.strip(), "%Y-%m-%d %H:%M:%S.%f")
    print((got - expected).total_seconds())