"""

    added_file = '%ssetup.py' % _RandomNameSequence().next()

    open(os.path.join(dest_dir, added_file), 'a').close()

    Command(dest_dir).execute(vcs, 'add', added_file)

    email = 'me@example.com'

    if os.name == 'nt':

        author_str = 'User <%s>' % email

    else:

        author_str = 'User ǝɯɐᴎ <%s>' % email

    for i in xrange(files_no):

        cmd = """echo "added_line%s" >> %s""" % (i, added_file)

        Command(dest_dir).execute(cmd)

        if vcs == 'hg':

            cmd = """hg commit -m "committed new %s" -u "%s" "%s" """ % (

                i, author_str, added_file

            )

        elif vcs == 'git':

            cmd = """git commit -m "committed new %s" --author "%s" "%s" """ % (

                i, author_str, added_file

            )

        # git commit needs EMAIL on some machines

        Command(dest_dir).execute(cmd, EMAIL=email)

    # PUSH it back

    stdout = stderr = None

        stdout, stderr = Command(dest_dir).execute('hg push --verbose', clone_url, ignoreReturnCode=ignoreReturnCode)

        stdout, stderr = Command(dest_dir).execute('git push --verbose', clone_url, "master", ignoreReturnCode=ignoreReturnCode)

    return stdout, stderr

def _check_outgoing(vcs, cwd, clone_url):

    if vcs == 'hg':

        # hg removes the password from default URLs, so we have to provide it here via the clone_url

        return Command(cwd).execute('hg -q outgoing', clone_url, ignoreReturnCode=True)

    elif vcs == 'git':

        Command(cwd).execute('git remote update')

        return Command(cwd).execute('git log origin/master..master')

def set_anonymous_access(enable=True):

    user = User.get_default_user()

    user.active = enable

    Session().commit()

    if enable != User.get_default_user().active:

        raise Exception('Cannot set anonymous access')

#==============================================================================

# TESTS

            "method": 'create_repo',

            "args": dict(repo_name=repo_name,

                         owner=TEST_USER_ADMIN_LOGIN,

                         repo_type='git'),

        }

        req = urllib2.Request(

            'http://%s:%s/_admin/api' % webserver.server_address,

            data=json.dumps(params),

            headers={'content-type': 'application/json'})

        response = urllib2.urlopen(req)

        result = json.loads(response.read())

        # Expect something like:

        # {u'result': {u'msg': u'Created new repository `new_git_XXX`', u'task': None, u'success': True}, u'id': 7, u'error': None}

        assert result[u'result'][u'success']

        # Create local clone of the empty server repo

        local_clone_dir = _get_tmp_dir()

        clone_url = webserver.repo_url(repo_name)

        stdout, stderr = Command(TESTS_TMP_PATH).execute('git clone', clone_url, local_clone_dir, ignoreReturnCode=True)

        # Make 3 commits and push to the empty server repo.

        # The server repo doesn't have any other heads than the

        # refs/heads/master we are pushing, but the `git log` in the push hook

        # should still list the 3 commits.

        _check_proper_git_push(stdout, stderr)

        # Verify that we got the right events in UserLog. Expect something like:

        # <UserLog('id:new_git_XXX:started_following_repo')>

        # <UserLog('id:new_git_XXX:user_created_repo')>

        # <UserLog('id:new_git_XXX:pull')>

        # <UserLog('id:new_git_XXX:push:aed9d4c1732a1927da3be42c47eb9afdc200d427,d38b083a07af10a9f44193486959a96a23db78da,4841ff9a2b385bec995f4679ef649adb3f437622')>

        uls = list(UserLog.query().order_by(UserLog.user_log_id))

        assert len(uls) == 4

        assert uls[0].action == 'started_following_repo'

        assert uls[1].action == 'user_created_repo'

        assert uls[2].action == 'pull'

        assert uls[3].action.startswith(u'push:')

        assert uls[3].action.count(',') == 2 # expect 3 commits

    @parametrize_vcs_test

    def test_push_new_file(self, webserver, testfork, vt):

        dest_dir = _get_tmp_dir()

        clone_url = webserver.repo_url(vt.repo_name)

        stdout, stderr = Command(TESTS_TMP_PATH).execute(vt.repo_type, 'clone', clone_url, dest_dir)

        clone_url = webserver.repo_url(testfork[vt.repo_type])

        if vt.repo_type == 'git':

            print [(x.repo_full_path, x.repo_path) for x in Repository.query()]  # TODO: what is this for

            _check_proper_git_push(stdout, stderr)

        elif vt.repo_type == 'hg':

            assert 'pushing to' in stdout

            assert 'Repository size' in stdout

            assert 'Last revision is now' in stdout

    @parametrize_vcs_test

    def test_push_invalidates_cache(self, webserver, testfork, vt):

        key = CacheInvalidation.query().filter(CacheInvalidation.cache_key

                                               == vt.repo_name).scalar()

        if not key:

            key = CacheInvalidation(vt.repo_name, vt.repo_name)

            Session().add(key)

        key.cache_active = True

        Session().commit()

        dest_dir = _get_tmp_dir()

        clone_url = webserver.repo_url(testfork[vt.repo_type])

        stdout, stderr = Command(TESTS_TMP_PATH).execute(vt.repo_type, 'clone', clone_url, dest_dir)

        if vt.repo_type == 'git':

            _check_proper_git_push(stdout, stderr)

        key = CacheInvalidation.query().filter(CacheInvalidation.cache_key

                                               == testfork[vt.repo_type]).all()

        assert key == []

    @parametrize_vcs_test_http

    def test_push_wrong_credentials(self, webserver, vt):

        dest_dir = _get_tmp_dir()

        clone_url = webserver.repo_url(vt.repo_name)

        stdout, stderr = Command(TESTS_TMP_PATH).execute(vt.repo_type, 'clone', clone_url, dest_dir)

        clone_url = webserver.repo_url(vt.repo_name, username='bad', password='name')

                                             clone_url=clone_url, ignoreReturnCode=True)

        if vt.repo_type == 'git':

            assert 'fatal: Authentication failed' in stderr

        elif vt.repo_type == 'hg':

            assert 'abort: authorization failed' in stderr

    @parametrize_vcs_test

    def test_push_with_readonly_credentials(self, webserver, vt):

        dest_dir = _get_tmp_dir()

        clone_url = webserver.repo_url(vt.repo_name, username=TEST_USER_REGULAR_LOGIN, password=TEST_USER_REGULAR_PASS)

        stdout, stderr = Command(TESTS_TMP_PATH).execute(vt.repo_type, 'clone', clone_url, dest_dir)

        if vt.repo_type == 'git':

            assert 'The requested URL returned error: 403' in stderr

        elif vt.repo_type == 'hg':

            assert 'abort: HTTP Error 403: Forbidden' in stderr

    @parametrize_vcs_test

    def test_push_back_to_wrong_url(self, webserver, vt):

        dest_dir = _get_tmp_dir()

        clone_url = webserver.repo_url(vt.repo_name)

        stdout, stderr = Command(TESTS_TMP_PATH).execute(vt.repo_type, 'clone', clone_url, dest_dir)

        stdout, stderr = _add_files_and_push(

                webserver.server_address[0], webserver.server_address[1]),

            ignoreReturnCode=True)

        if vt.repo_type == 'git':

            assert 'not found' in stderr

        elif vt.repo_type == 'hg':

            assert 'HTTP Error 404: Not Found' in stderr

    @parametrize_vcs_test

    def test_ip_restriction(self, webserver, vt):

        user_model = UserModel()

        try:

            # Add IP constraint that excludes the test context:

            user_model.add_extra_ip(TEST_USER_ADMIN_LOGIN, '10.10.10.10/32')

            Session().commit()

            # IP permissions are cached, need to wait for the cache in the server process to expire

            time.sleep(1.5)

            clone_url = webserver.repo_url(vt.repo_name)

            stdout, stderr = Command(TESTS_TMP_PATH).execute(vt.repo_type, 'clone', clone_url, _get_tmp_dir(), ignoreReturnCode=True)

            if vt.repo_type == 'git':

                # The message apparently changed in Git 1.8.3, so match it loosely.

                assert re.search(r'\b403\b', stderr)

            elif vt.repo_type == 'hg':

                assert 'abort: HTTP Error 403: Forbidden' in stderr

    def test_custom_hooks_preoutgoing(self, testhook_cleanup, webserver, testfork, vt):

        # set prechangegroup to failing hook (returns True)

        Ui.create_or_update_hook('preoutgoing.testhook', 'python:kallithea.tests.fixture.failing_test_hook')

        Session().commit()

        # clone repo

        clone_url = webserver.repo_url(testfork[vt.repo_type], username=TEST_USER_ADMIN_LOGIN, password=TEST_USER_ADMIN_PASS)

        dest_dir = _get_tmp_dir()

        stdout, stderr = Command(TESTS_TMP_PATH) \

            .execute(vt.repo_type, 'clone', clone_url, dest_dir, ignoreReturnCode=True)

        if vt.repo_type == 'hg':

            assert 'preoutgoing.testhook hook failed' in stdout

        elif vt.repo_type == 'git':

            assert 'error: 406' in stderr

    @parametrize_vcs_test_hg # git hooks doesn't work like hg hooks

    def test_custom_hooks_prechangegroup(self, testhook_cleanup, webserver, testfork, vt):

        # set prechangegroup to failing hook (returns True)

        Ui.create_or_update_hook('prechangegroup.testhook', 'python:kallithea.tests.fixture.failing_test_hook')

        Session().commit()

        # clone repo

        clone_url = webserver.repo_url(testfork[vt.repo_type], username=TEST_USER_ADMIN_LOGIN, password=TEST_USER_ADMIN_PASS)

        dest_dir = _get_tmp_dir()

        stdout, stderr = Command(TESTS_TMP_PATH).execute(vt.repo_type, 'clone', clone_url, dest_dir)

                                             ignoreReturnCode=True)

        assert 'failing_test_hook failed' in stdout + stderr

        assert 'Traceback' not in stdout + stderr

        assert 'prechangegroup.testhook hook failed' in stdout + stderr

        # there are still outgoing changesets

        stdout, stderr = _check_outgoing(vt.repo_type, dest_dir, clone_url)

        assert stdout != ''

        # set prechangegroup hook to exception throwing method

        Ui.create_or_update_hook('prechangegroup.testhook', 'python:kallithea.tests.fixture.exception_test_hook')

        Session().commit()

        # re-try to push

        stdout, stderr = Command(dest_dir).execute('%s push' % vt.repo_type, clone_url, ignoreReturnCode=True)

        if vt.repo_type == 'hg':

            # like with 'hg serve...' 'HTTP Error 500: INTERNAL SERVER ERROR' should be returned

            assert 'HTTP Error 500: INTERNAL SERVER ERROR' in stderr

        elif vt.repo_type == 'git':

            assert 'exception_test_hook threw an exception' in stderr

        # there are still outgoing changesets

        stdout, stderr = _check_outgoing(vt.repo_type, dest_dir, clone_url)

        assert stdout != ''

        # set prechangegroup hook to method that returns False

        Ui.create_or_update_hook('prechangegroup.testhook', 'python:kallithea.tests.fixture.passing_test_hook')