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import cStringIO
import os
import re
import sys
import fixtures
from testtools import matchers
from cinderclient import exceptions
import cinderclient.shell
from tests import utils
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 = cStringIO.StringIO()
_shell = cinderclient.shell.OpenStackCinderShell()
_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(exceptions.CommandError, self.shell, 'help foofoo')
def test_help(self):
required = [
'.*?^usage: ',
'.*?(?m)^\s+create\s+Add a new volume.',
'.*?(?m)^See "cinder help COMMAND" for help on a specific command',
]
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)^List all the volumes.',
]
help_text = self.shell('help list')
for r in required:
self.assertThat(help_text,
matchers.MatchesRegex(r, re.DOTALL | re.MULTILINE))
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