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  • Committer: Jelmer Vernooij
  • Date: 2012-01-24 13:14:06 UTC
  • mto: (6445.4.5 nested-trees-spec)
  • mto: This revision was merged to the branch mainline in revision 6518.
  • Revision ID: jelmer@samba.org-20120124131406-wedftkorbpv37bm0
Import nested tree doc from devnotes.

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tools/subunit-sum
 
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#!/usr/bin/env python
 
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# Copyright (C) 2011 Canonical Ltd
 
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#
 
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# This program is free software; you can redistribute it and/or modify
 
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# it under the terms of the GNU General Public License as published by
 
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# the Free Software Foundation; either version 2 of the License, or
 
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# (at your option) any later version.
 
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#
 
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# This program is distributed in the hope that it will be useful,
 
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
 
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 
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# GNU General Public License for more details.
 
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#
 
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# You should have received a copy of the GNU General Public License
 
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# along with this program; if not, write to the Free Software
 
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
 
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"""Displays the sum of a counter found in a subunit stream.
 
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Each test have (or not) the counter as a named detail in the stream.
 
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"""
 
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import subunit
 
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import sys
 
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import testtools
 
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import unittest
 
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class TestSumCounter(testtools.TestResult):
 
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    def __init__(self, counter_names):
 
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        """Create a FilterResult object outputting to stream."""
 
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        testtools.TestResult.__init__(self)
 
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        self.counter_names = counter_names
 
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        self.totals = {}
 
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        self.longest = 0
 
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        for name in counter_names:
 
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            l = len(name)
 
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            if l > self.longest: self.longest = l
 
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            self.totals[name] = 0
 
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    def addSuccess(self, test, details):
 
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        for name in self.counter_names:
 
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            try:
 
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                counter_text = ''.join(details[name].iter_text())
 
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            except KeyError, e:
 
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                # this counter doesn't exist for the test
 
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                continue
 
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            self.totals[name] += int(counter_text)
 
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    def display_totals(self, stream):
 
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        for name in self.counter_names:
 
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            stream.write('%-*s: %s\n'
 
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                         % (self.longest, name, self.totals[name]))
 
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counter_names = sys.argv[1:]
 
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result = TestSumCounter(counter_names)
 
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test = subunit.ProtocolTestCase(sys.stdin)
 
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test.run(result)
 
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result.display_totals(sys.stdout)