grafyaml/tests/cmd/base.py

56 lines
1.7 KiB
Python

# Copyright 2015 Red Hat, Inc.
#
# 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 sys
import fixtures
import six
from grafana_dashboards import cmd
from tests.base import TestCase
class TestCase(TestCase):
def setUp(self):
super(TestCase, self).setUp()
def clear():
cmd.CONF.reset()
cmd.CONF.unregister_opt(cmd.command_opt)
cmd.CONF.reset()
self.addCleanup(clear)
def shell(self, argstr, exitcodes=(0,)):
orig = sys.stdout
orig_stderr = sys.stderr
try:
sys.stdout = six.StringIO()
sys.stderr = six.StringIO()
argv = ['grafana-dashboards']
argv += argstr.split()
self.useFixture(fixtures.MonkeyPatch('sys.argv', argv))
cmd.main()
except SystemExit:
exc_type, exc_value, exc_trackback = sys.exc_info()
self.assertIn(exc_value.code, exitcodes)
finally:
stdout = sys.stdout.getvalue()
sys.stdout.close()
sys.stdout = orig
stderr = sys.stderr.getvalue()
sys.stderr.close()
sys.stderr = orig_stderr
return (stdout, stderr)