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import ConfigParser
from contextlib import contextmanager
from mock import patch
import os
import shutil
import sys
from tempfile import mkdtemp
from textwrap import dedent
from unittest import TestCase
HOOKS_DIR = os.path.join(os.path.dirname(__file__), '../hooks')
sys.path.insert(0, HOOKS_DIR)
from common import (
call_bzr,
ensure_deleted,
finish_update_source,
get_last_revision,
HOME,
INI,
install_cronjob,
install_ini,
make,
PROJECT_DIR,
update_ini,
update_source,
)
@contextmanager
def temp_dir(parent=None):
directory = mkdtemp(dir=parent)
try:
yield directory
finally:
shutil.rmtree(directory)
class Contexter():
def __init__(self, return_value):
self.return_value = return_value
@contextmanager
def __call__(self, *args):
yield self.return_value
def write_file(contents, file_name, parent=None):
if parent is not None:
file_name = os.path.join(parent, file_name)
with open(file_name, 'w') as out_file:
out_file.write(contents)
return file_name
class CommonTestCase(TestCase):
def test_update_ini(self):
with temp_dir() as base_dir:
ini_path = os.path.join(base_dir, 'foo.ini')
with open(ini_path, 'w') as f:
f.write('[app:main]\n')
with update_ini(base_dir, ini_path) as config:
config.set('app:main', 'bar', 'baz')
with open(ini_path) as f:
content = f.read()
self.assertEqual('[app:main]\nbar = baz\n\n', content)
def test_install_ini(self):
config = ConfigParser.ConfigParser()
config.add_section('app:main')
contexter = Contexter(config)
with patch('common.update_ini', autospec=True,
side_effect=contexter) as mock:
ini = install_ini(
'mongo_url', 'gh_token', 'cidata_url', 'token',
'error_email', 'error_email_from',
'cloud_health_failure_threshold', 'current_conditions_list',
'jujuci_url', 'jujuci_username', 'jujuci_password',
'source_path')
self.assertEqual(2, mock.call_count)
mock.assert_any_call('source_path', INI)
mock.assert_any_call('source_path', 'test.ini')
self.assertIs(config, ini)
self.assertEqual('mongo_url', ini.get('app:main', 'mongo.url'))
self.assertEqual('gh_token', ini.get('app:main', 'gh_token'))
self.assertEqual('jujuci_url', ini.get('app:main', 'jujuci.url'))
self.assertEqual(
'jujuci_username', ini.get('app:main', 'jujuci.username'))
self.assertEqual(
'jujuci_password', ini.get('app:main', 'jujuci.password'))
self.assertEqual('cidata_url', ini.get('app:main', 'cidata.url'))
self.assertEqual(
'token', ini.get('app:main', 'charm_bundle_test_token'))
self.assertEqual(HOME, ini.get('app:main', 'HOME'))
self.assertEqual('error_email', ini.get('app:main', 'error_email'))
self.assertEqual(
'error_email_from', ini.get('app:main', 'error_email_from'))
def test_ensure_deleted(self):
with temp_dir() as file_dir:
file_path = write_file('', 'file', file_dir)
self.assertTrue(os.path.exists(file_path))
ensure_deleted(file_path)
self.assertFalse(os.path.exists(file_path))
# No error if the file does not exist.
ensure_deleted(file_path)
def test_make(self):
with temp_dir() as make_dir:
make_path = os.path.join(make_dir, 'Makefile')
with open(make_path, 'w') as makefile:
makefile.write(dedent("""\
foo:
\techo foo
bar:
\techo bar > bar
"""))
make('bar', make_dir)
with open(os.path.join(make_dir, 'bar')) as bar_file:
self.assertEqual(bar_file.read(), 'bar\n')
def make_source_branch(self, branch_path):
call_bzr(['whoami', 'jrandom@example.com'])
call_bzr(['init', branch_path])
foo_path = os.path.join(branch_path, 'foo')
write_file('foo', foo_path)
makefile_path = write_file(dedent("""\
distclean:
\techo 'bar'> distclean
"""), 'Makefile', branch_path)
call_bzr(['add', foo_path, makefile_path])
call_bzr(['commit', foo_path, makefile_path, '-m', 'added foo'])
@contextmanager
def update_source_context(self, workspace):
project_dir = os.path.join(workspace, 'project-dir')
fake_home = os.path.join(workspace, 'fake-home')
revision_info_file = os.path.join(workspace, 'revision-info')
os.mkdir(fake_home)
def missing_raise(path, user, group):
os.stat(path)
with patch('common.HOME', fake_home):
with patch('common.PROJECT_DIR', project_dir):
with patch('common.REVISION_INFO_FILE', revision_info_file):
with patch('common.PROJECT_DIR', project_dir):
with patch('common.getpwnam'):
with patch('os.chown', side_effect=missing_raise):
yield project_dir
def test_update_source_in_place(self):
with temp_dir() as workspace:
source_branch = os.path.join(workspace, 'source')
with patch.dict(os.environ, {'BZR_HOME': workspace}):
self.make_source_branch(source_branch)
with self.update_source_context(workspace) as project_dir:
source_path = update_source(source_branch, 1,
in_place=True)
self.assertEqual(source_path, project_dir)
self.assertTrue(os.path.exists(os.path.join(
project_dir, 'foo')))
self.assertFalse(os.path.islink(project_dir))
def test_update_source_to_in_place(self):
with temp_dir() as workspace:
source_branch = os.path.join(workspace, 'source')
with patch.dict(os.environ, {'BZR_HOME': workspace}):
self.make_source_branch(source_branch)
with self.update_source_context(workspace) as project_dir:
out_branch = update_source(source_branch, 1,
in_place=False)
self.assertNotEqual(out_branch, project_dir)
finish_update_source(out_branch, source_branch, 1)
self.assertTrue(os.path.exists(os.path.join(
project_dir, 'foo')))
self.assertTrue(os.path.islink(project_dir))
out_branch = update_source(source_branch, 1, in_place=True)
self.assertEqual(out_branch, project_dir)
self.assertTrue(os.path.exists(os.path.join(
project_dir, 'foo')))
self.assertFalse(os.path.islink(project_dir))
with open(os.path.join(project_dir, 'distclean')) as out:
self.assertEqual(out.read(), 'bar\n')
def test_finish_update_source_in_place(self):
with temp_dir() as workspace:
revision_info = os.path.join(workspace, 'revision-info')
with patch('common.REVISION_INFO_FILE', revision_info):
self.assertEqual(get_last_revision(), (None, None))
with patch('os.symlink', side_effect=Exception):
finish_update_source(PROJECT_DIR, 'foo', 'bar')
self.assertEqual(get_last_revision(), ('foo', 'bar'))
def test_finish_update_source_not_in_place(self):
with temp_dir() as workspace:
with self.update_source_context(workspace) as project_dir:
self.assertEqual(get_last_revision(), (None, None))
finish_update_source(workspace, 'foo', 'bar')
self.assertEqual(get_last_revision(), ('foo', 'bar'))
self.assertEqual(os.readlink(project_dir), workspace)
def test_install_cronjob(self):
with patch('common.update_cronjob', autospec=True) as mock_up:
with patch('common.ensure_dir', autospec=True) as mock_ed:
install_cronjob('9', 'admin@ci.testing')
mock_ed.assert_called_once_with('/home/ubuntu/locks')
self.assertEqual(1, mock_up.call_count)
cronstring = mock_up.call_args[0][0]
self.assertRegexpMatches(
cronstring,
r'(?m)^MAILTO=admin@ci\.testing$'
)
self.assertRegexpMatches(
cronstring,
r'(?m)^\*/9(?: \*){4} ubuntu'
r' flock -n /home/ubuntu/locks/get_s3_ci_results.lock'
r' get-s3-ci-results --email-logs --log-file'
r' /home/ubuntu/logs/get-s3-ci-results.log$'
)
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