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# (C) 2015 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.
import os
import shutil
import subprocess
import tempfile
import unittest
PROJECT_DIR = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
architectures = ['amd64', 'arm64', 'armhf', 'i386', 'powerpc', 'ppc64el']
class TestData:
def __init__(self):
'''Construct local test package indexes.
The archive is initially empty. You can create new packages with
create_deb(). self.path contains the path of the archive, and
self.apt_source provides an apt source "deb" line.
It is kept in a temporary directory which gets removed when the Archive
object gets deleted.
'''
self.path = tempfile.mkdtemp(prefix='testarchive.')
self.apt_source = 'deb file://%s /' % self.path
self.series = 'series'
self.dirs = {False: os.path.join(self.path, 'data', self.series),
True: os.path.join(
self.path, 'data', '%s-proposed' % self.series)}
os.makedirs(self.dirs[False])
os.mkdir(self.dirs[True])
self.added_sources = {False: set(), True: set()}
self.added_binaries = {False: set(), True: set()}
# pre-create all files for all architectures
for arch in architectures:
for dir in self.dirs.values():
with open(os.path.join(dir, 'Packages_' + arch), 'w'):
pass
for dir in self.dirs.values():
for fname in ['Dates', 'Blocks']:
with open(os.path.join(dir, fname), 'w'):
pass
for dname in ['Hints']:
os.mkdir(os.path.join(dir, dname))
os.mkdir(os.path.join(self.path, 'output'))
# create temporary home dir for proposed-migration autopktest status
self.home = os.path.join(self.path, 'home')
os.environ['HOME'] = self.home
os.makedirs(os.path.join(self.home, 'proposed-migration',
'autopkgtest', 'work'))
def __del__(self):
shutil.rmtree(self.path)
def add(self, name, unstable, fields={}, add_src=True, testsuite=None, srcfields=None):
'''Add a binary package to the index file.
You need to specify at least the package name and in which list to put
it (unstable==True for unstable/proposed, or False for
testing/release). fields specifies all additional entries, e. g.
{'Depends': 'foo, bar', 'Conflicts: baz'}. There are defaults for most
fields.
Unless add_src is set to False, this will also automatically create a
source record, based on fields['Source'] and name. In that case, the
"Testsuite:" field is set to the testsuite argument.
'''
assert (name not in self.added_binaries[unstable])
self.added_binaries[unstable].add(name)
fields.setdefault('Architecture', 'all')
fields.setdefault('Version', '1')
fields.setdefault('Priority', 'optional')
fields.setdefault('Section', 'devel')
fields.setdefault('Description', 'test pkg')
if fields['Architecture'] == 'all':
for a in architectures:
self._append(name, unstable, 'Packages_' + a, fields)
else:
self._append(name, unstable, 'Packages_' + fields['Architecture'],
fields)
if add_src:
src = fields.get('Source', name)
if src not in self.added_sources[unstable]:
if srcfields is None:
srcfields = {}
srcfields['Version'] = fields['Version']
srcfields['Section'] = fields['Section']
if testsuite:
srcfields['Testsuite'] = testsuite
self.add_src(src, unstable, srcfields)
def add_src(self, name, unstable, fields={}):
'''Add a source package to the index file.
You need to specify at least the package name and in which list to put
it (unstable==True for unstable/proposed, or False for
testing/release). fields specifies all additional entries, which can be
Version (default: 1), Section (default: devel), Testsuite (default:
none), and Extra-Source-Only.
'''
assert (name not in self.added_sources[unstable])
self.added_sources[unstable].add(name)
fields.setdefault('Version', '1')
fields.setdefault('Section', 'devel')
self._append(name, unstable, 'Sources', fields)
def _append(self, name, unstable, file_name, fields):
with open(os.path.join(self.dirs[unstable], file_name), 'a') as f:
f.write('''Package: %s
Maintainer: Joe <joe@example.com>
''' % name)
for k, v in fields.items():
f.write('%s: %s\n' % (k, v))
f.write('\n')
def remove_all(self, unstable):
'''Remove all added packages'''
self.added_binaries[unstable] = set()
self.added_sources[unstable] = set()
for a in architectures:
open(os.path.join(self.dirs[unstable], 'Packages_' + a), 'w').close()
open(os.path.join(self.dirs[unstable], 'Sources'), 'w').close()
class TestBase(unittest.TestCase):
def setUp(self):
super(TestBase, self).setUp()
self.maxDiff = None
self.data = TestData()
self.britney = os.path.join(PROJECT_DIR, 'britney.py')
# create temporary config so that tests can hack it
self.britney_conf = os.path.join(self.data.path, 'britney.conf')
shutil.copy(os.path.join(PROJECT_DIR, 'britney.conf'), self.britney_conf)
assert os.path.exists(self.britney)
def tearDown(self):
del self.data
def run_britney(self, args=[]):
'''Run britney.
Assert that it succeeds and does not produce anything on stderr.
Return (excuses.yaml, excuses.html, britney_out).
'''
britney = subprocess.Popen([self.britney, '-v', '-c', self.britney_conf,
'--distribution=ubuntu',
'--series=%s' % self.data.series],
stdout=subprocess.PIPE,
stderr=subprocess.PIPE,
cwd=self.data.path,
universal_newlines=True)
(out, err) = britney.communicate()
self.assertEqual(britney.returncode, 0, out + err)
self.assertEqual(err, '')
with open(os.path.join(self.data.path, 'output', self.data.series,
'excuses.yaml')) as f:
yaml = f.read()
with open(os.path.join(self.data.path, 'output', self.data.series,
'excuses.html')) as f:
html = f.read()
return (yaml, html, out)
def create_hint(self, username, content):
'''Create a hint file for the given username and content'''
hints_path = os.path.join(
self.data.path, 'data', self.data.series + '-proposed', 'Hints', username)
with open(hints_path, 'a') as fd:
fd.write(content)
fd.write('\n')