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# 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 argparse
import re
import sys
import fixtures
import requests_mock
from six import moves
from testtools import matchers
from cinderclient import exceptions
from cinderclient import shell
from cinderclient.tests import utils
from cinderclient.tests.fixture_data import keystone_client
from keystoneclient.exceptions import DiscoveryFailure
class ShellTest(utils.TestCase):
FAKE_ENV = {
'OS_USERNAME': 'username',
'OS_PASSWORD': 'password',
'OS_TENANT_NAME': 'tenant_name',
'OS_AUTH_URL': 'http://no.where',
}
# Patch os.environ to avoid required auth info.
def setUp(self):
super(ShellTest, self).setUp()
for var in self.FAKE_ENV:
self.useFixture(fixtures.EnvironmentVariable(var,
self.FAKE_ENV[var]))
def shell(self, argstr):
orig = sys.stdout
try:
sys.stdout = moves.StringIO()
_shell = shell.OpenStackCinderShell()
_shell.main(argstr.split())
except SystemExit:
exc_type, exc_value, exc_traceback = sys.exc_info()
self.assertEqual(0, exc_value.code)
finally:
out = sys.stdout.getvalue()
sys.stdout.close()
sys.stdout = orig
return out
def test_help_unknown_command(self):
self.assertRaises(exceptions.CommandError, self.shell, 'help foofoo')
def test_help(self):
required = [
'.*?^usage: ',
'.*?(?m)^\s+create\s+Creates a volume.',
'.*?(?m)^Run "cinder help SUBCOMMAND" for help on a subcommand.',
]
help_text = self.shell('help')
for r in required:
self.assertThat(help_text,
matchers.MatchesRegex(r, re.DOTALL | re.MULTILINE))
def test_help_on_subcommand(self):
required = [
'.*?^usage: cinder list',
'.*?(?m)^Lists all volumes.',
]
help_text = self.shell('help list')
for r in required:
self.assertThat(help_text,
matchers.MatchesRegex(r, re.DOTALL | re.MULTILINE))
def register_keystone_auth_fixture(self, mocker, url):
mocker.register_uri('GET', url,
text=keystone_client.keystone_request_callback)
@requests_mock.Mocker()
def test_version_discovery(self, mocker):
_shell = shell.OpenStackCinderShell()
os_auth_url = "https://WrongDiscoveryResponse.discovery.com:35357/v2.0"
self.register_keystone_auth_fixture(mocker, os_auth_url)
self.assertRaises(DiscoveryFailure, _shell._discover_auth_versions,
None, auth_url=os_auth_url)
os_auth_url = "https://DiscoveryNotSupported.discovery.com:35357/v2.0"
self.register_keystone_auth_fixture(mocker, os_auth_url)
v2_url, v3_url = _shell._discover_auth_versions(
None, auth_url=os_auth_url)
self.assertEqual(v2_url, os_auth_url, "Expected v2 url")
self.assertEqual(v3_url, None, "Expected no v3 url")
os_auth_url = "https://DiscoveryNotSupported.discovery.com:35357/v3.0"
self.register_keystone_auth_fixture(mocker, os_auth_url)
v2_url, v3_url = _shell._discover_auth_versions(
None, auth_url=os_auth_url)
self.assertEqual(v3_url, os_auth_url, "Expected v3 url")
self.assertEqual(v2_url, None, "Expected no v2 url")
class CinderClientArgumentParserTest(utils.TestCase):
def test_ambiguity_solved_for_one_visible_argument(self):
parser = shell.CinderClientArgumentParser(add_help=False)
parser.add_argument('--test-parameter',
dest='visible_param',
action='store_true')
parser.add_argument('--test_parameter',
dest='hidden_param',
action='store_true',
help=argparse.SUPPRESS)
opts = parser.parse_args(['--test'])
# visible argument must be set
self.assertTrue(opts.visible_param)
self.assertFalse(opts.hidden_param)
def test_raise_ambiguity_error_two_visible_argument(self):
parser = shell.CinderClientArgumentParser(add_help=False)
parser.add_argument('--test-parameter',
dest="visible_param1",
action='store_true')
parser.add_argument('--test_parameter',
dest="visible_param2",
action='store_true')
self.assertRaises(SystemExit, parser.parse_args, ['--test'])
def test_raise_ambiguity_error_two_hidden_argument(self):
parser = shell.CinderClientArgumentParser(add_help=False)
parser.add_argument('--test-parameter',
dest="hidden_param1",
action='store_true',
help=argparse.SUPPRESS)
parser.add_argument('--test_parameter',
dest="hidden_param2",
action='store_true',
help=argparse.SUPPRESS)
self.assertRaises(SystemExit, parser.parse_args, ['--test'])
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