tests/silenttestrunner.py

backout: remove unnecessary frobbing of addremove option

There's no way for addremove to show up in backout's opts dictionary. It
was being set manually because cmdutil.commit expected it to be there
(and would throw an exception if it wasn't). This was fixed waaaaaaay
back in:

changeset:   5829:784073457a0f
user:        Kirill Smelkov <[e-mail]>
date:        Thu Jan 10 12:07:18 2008 +0300
summary:     cmdutil.commit: extract 'addremove' from opts carefully

import unittest, sys

def main(modulename):
    '''run the tests found in module, printing nothing when all tests pass'''
    module = sys.modules[modulename]
    suite = unittest.defaultTestLoader.loadTestsFromModule(module)
    results = unittest.TestResult()
    suite.run(results)
    if results.errors or results.failures:
        for tc, exc in results.errors:
            print 'ERROR:', tc
            print
            sys.stdout.write(exc)
        for tc, exc in results.failures:
            print 'FAIL:', tc
            print
            sys.stdout.write(exc)
        sys.exit(1)