c343b184b8
There are some test code use try...finally block to catch or ignore the stdout message. The job can be done by mock too, and it is cleaner. Change-Id: I0c29382e7bcd0b7f399565b26f27315f7e17a8fc
113 lines
4.0 KiB
Python
113 lines
4.0 KiB
Python
# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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import re
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import six
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import sys
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import fixtures
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import mock
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from testtools import matchers
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from keystoneclient.v2_0 import client as ksclient
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from ceilometerclient import exc
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from ceilometerclient import shell as ceilometer_shell
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from ceilometerclient.tests import utils
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from ceilometerclient.v1 import client as v1client
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FAKE_ENV = {'OS_USERNAME': 'username',
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'OS_PASSWORD': 'password',
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'OS_TENANT_NAME': 'tenant_name',
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'OS_AUTH_URL': 'http://no.where'}
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class ShellTest(utils.BaseTestCase):
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re_options = re.DOTALL | re.MULTILINE
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# Patch os.environ to avoid required auth info.
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def make_env(self, exclude=None):
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env = dict((k, v) for k, v in FAKE_ENV.items() if k != exclude)
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self.useFixture(fixtures.MonkeyPatch('os.environ', env))
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def setUp(self):
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super(ShellTest, self).setUp()
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@mock.patch('sys.stdout', new=six.StringIO())
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@mock.patch.object(ksclient, 'Client')
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@mock.patch.object(v1client.http.HTTPClient, 'json_request')
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@mock.patch.object(v1client.http.HTTPClient, 'raw_request')
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def shell(self, argstr, mock_ksclient, mock_json, mock_raw):
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try:
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_shell = ceilometer_shell.CeilometerShell()
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_shell.main(argstr.split())
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except SystemExit:
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exc_type, exc_value, exc_traceback = sys.exc_info()
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self.assertEqual(exc_value.code, 0)
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return sys.stdout.getvalue()
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def test_help_unknown_command(self):
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self.assertRaises(exc.CommandError, self.shell, 'help foofoo')
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def test_help(self):
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required = [
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'.*?^usage: ceilometer',
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'.*?^See "ceilometer help COMMAND" '
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'for help on a specific command',
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]
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for argstr in ['--help', 'help']:
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help_text = self.shell(argstr)
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for r in required:
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self.assertThat(help_text,
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matchers.MatchesRegex(r,
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self.re_options))
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def test_help_on_subcommand(self):
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required = [
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'.*?^usage: ceilometer meter-list',
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".*?^List the user's meter",
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]
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argstrings = [
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'help meter-list',
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]
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for argstr in argstrings:
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help_text = self.shell(argstr)
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for r in required:
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self.assertThat(help_text,
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matchers.MatchesRegex(r, self.re_options))
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def test_auth_param(self):
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self.make_env(exclude='OS_USERNAME')
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self.test_help()
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@mock.patch.object(ksclient, 'Client')
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def test_debug_switch_raises_error(self, mock_ksclient):
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mock_ksclient.side_effect = exc.HTTPUnauthorized
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self.make_env()
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args = ['--debug', 'event-list']
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self.assertRaises(exc.HTTPUnauthorized, ceilometer_shell.main, args)
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@mock.patch.object(ksclient, 'Client')
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def test_dash_d_switch_raises_error(self, mock_ksclient):
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mock_ksclient.side_effect = exc.CommandError("FAIL")
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self.make_env()
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args = ['-d', 'event-list']
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self.assertRaises(exc.CommandError, ceilometer_shell.main, args)
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@mock.patch.object(ksclient, 'Client')
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def test_no_debug_switch_no_raises_errors(self, mock_ksclient):
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mock_ksclient.side_effect = exc.HTTPUnauthorized("FAIL")
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self.make_env()
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args = ['event-list']
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self.assertRaises(SystemExit, ceilometer_shell.main, args)
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