#!/usr/bin/env python
"""
An implementation of __main__() that allows us to "run this module."
"""
from sys import argv

from test import build_suite, run_suite

# We take two command-line arguments. The first enables you to turn
# off the doctests, which are deterministic. The second tells us to
# repeat the test suite indefinitely rather than return the result
# of running it once. The flags usually occur together so that we
# don't waste time running the doctests in a loop.
doctests = True
loop = False

if "--no-doctests" in argv:
    doctests = False

if "--loop" in argv:
    loop = True

# Running the test suite clobbers it! And deepcopy() doesn't work on a
# suite that contains doctests! ARRRGRRGRRGRHG!!!!!! You're all idiots.
result = run_suite(build_suite(doctests))

if result.wasSuccessful() and not loop:
    exit(0)

if loop:
    while(result.wasSuccessful()):
        result = run_suite(build_suite(doctests))

exit(1)