Files
deb-python-ceilometerclient/ceilometerclient/tests/test_shell.py
Andrey Kurilin 9550f7cc58 Replace inheritance hierarchy with composition
In the process of unification of the clients code we should use
composition to allow easier replacement with common HTTPClient.

bp common-client-library-2

Change-Id: I98d2bc89d5b1a36c30771923cd1cda7925e563d5
2014-01-15 10:13:55 +02:00

103 lines
3.3 KiB
Python

# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
import httplib2
import re
import six
import sys
import fixtures
import mock
from testtools import matchers
from keystoneclient.v2_0 import client as ksclient
from ceilometerclient import exc
from ceilometerclient import shell as ceilometer_shell
from ceilometerclient.tests import utils
from ceilometerclient.v1 import client as v1client
FAKE_ENV = {'OS_USERNAME': 'username',
'OS_PASSWORD': 'password',
'OS_TENANT_NAME': 'tenant_name',
'OS_AUTH_URL': 'http://no.where'}
class ShellTest(utils.BaseTestCase):
re_options = re.DOTALL | re.MULTILINE
# Patch os.environ to avoid required auth info.
def make_env(self, exclude=None):
env = dict((k, v) for k, v in FAKE_ENV.items() if k != exclude)
self.useFixture(fixtures.MonkeyPatch('os.environ', env))
def setUp(self):
super(ShellTest, self).setUp()
@mock.patch.object(ksclient, 'Client')
@mock.patch.object(v1client.http.HTTPClient, 'json_request')
@mock.patch.object(v1client.http.HTTPClient, 'raw_request')
def shell(self, argstr, mock_ksclient, mock_json, mock_raw):
orig = sys.stdout
try:
sys.stdout = six.StringIO()
_shell = ceilometer_shell.CeilometerShell()
_shell.main(argstr.split())
except SystemExit:
exc_type, exc_value, exc_traceback = sys.exc_info()
self.assertEqual(exc_value.code, 0)
finally:
out = sys.stdout.getvalue()
sys.stdout.close()
sys.stdout = orig
return out
def test_help_unknown_command(self):
self.assertRaises(exc.CommandError, self.shell, 'help foofoo')
def test_debug(self):
httplib2.debuglevel = 0
self.shell('--debug help')
self.assertEqual(httplib2.debuglevel, 1)
def test_help(self):
required = [
'.*?^usage: ceilometer',
'.*?^See "ceilometer help COMMAND" '
'for help on a specific command',
]
for argstr in ['--help', 'help']:
help_text = self.shell(argstr)
for r in required:
self.assertThat(help_text,
matchers.MatchesRegex(r,
self.re_options))
def test_help_on_subcommand(self):
required = [
'.*?^usage: ceilometer meter-list',
".*?^List the user's meter",
]
argstrings = [
'help meter-list',
]
for argstr in argstrings:
help_text = self.shell(argstr)
for r in required:
self.assertThat(help_text,
matchers.MatchesRegex(r, self.re_options))
def test_auth_param(self):
self.make_env(exclude='OS_USERNAME')
self.test_help()