~bzr-pqm/bzr/bzr.dev

#!/usr/bin/env python

# Copyright (C) 2011 Canonical Ltd

#

# This program is free software; you can redistribute it and/or modify

# it under the terms of the GNU General Public License as published by

# the Free Software Foundation; either version 2 of the License, or

# (at your option) any later version.

#

# This program is distributed in the hope that it will be useful,

# but WITHOUT ANY WARRANTY; without even the implied warranty of

# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

# GNU General Public License for more details.

#

# You should have received a copy of the GNU General Public License

# along with this program; if not, write to the Free Software

# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA

"""Displays the sum of a counter found in a subunit stream.

Each test have (or not) the counter as a named detail in the stream.

"""

import subunit

import sys

import testtools

import unittest

class TestSumCounter(testtools.TestResult):

    def __init__(self, counter_names):

        """Create a FilterResult object outputting to stream."""

        testtools.TestResult.__init__(self)

        self.counter_names = counter_names

        self.totals = {}

        self.longest = 0

        for name in counter_names:

            l = len(name)

            if l > self.longest: self.longest = l

            self.totals[name] = 0

    def addSuccess(self, test, details):

        for name in self.counter_names:

            try:

                counter_text = ''.join(details[name].iter_text())

            except KeyError, e:

                # this counter doesn't exist for the test

                continue

            self.totals[name] += int(counter_text)

    def display_totals(self, stream):

        for name in self.counter_names:

            stream.write('%-*s: %s\n'

                         % (self.longest, name, self.totals[name]))

counter_names = sys.argv[1:]

result = TestSumCounter(counter_names)

test = subunit.ProtocolTestCase(sys.stdin)

test.run(result)

result.display_totals(sys.stdout)