Files
python-cinderclient/cinderclient/tests/test_utils.py
Dirk Mueller 7359c976d1 Start Gating on Pyflakes and Hacking
Instead of globally ignoring Pyflakes and Hacking
warnings, only blacklist those that occur frequently
and fix the others. Start gating on those checks.

Change-Id: Ice032c16d445ef08ef018bcdc5c221ab3c323755
2013-06-09 13:29:23 +02:00

127 lines
3.4 KiB
Python

import collections
import StringIO
import sys
from cinderclient import exceptions
from cinderclient import utils
from cinderclient import base
from cinderclient.tests import utils as test_utils
UUID = '8e8ec658-c7b0-4243-bdf8-6f7f2952c0d0'
class FakeResource(object):
def __init__(self, _id, properties):
self.id = _id
try:
self.name = properties['name']
except KeyError:
pass
try:
self.display_name = properties['display_name']
except KeyError:
pass
class FakeManager(base.ManagerWithFind):
resource_class = FakeResource
resources = [
FakeResource('1234', {'name': 'entity_one'}),
FakeResource(UUID, {'name': 'entity_two'}),
FakeResource('4242', {'display_name': 'entity_three'}),
FakeResource('5678', {'name': '9876'})
]
def get(self, resource_id):
for resource in self.resources:
if resource.id == str(resource_id):
return resource
raise exceptions.NotFound(resource_id)
def list(self):
return self.resources
class FindResourceTestCase(test_utils.TestCase):
def setUp(self):
super(FindResourceTestCase, self).setUp()
self.manager = FakeManager(None)
def test_find_none(self):
self.assertRaises(exceptions.CommandError,
utils.find_resource,
self.manager,
'asdf')
def test_find_by_integer_id(self):
output = utils.find_resource(self.manager, 1234)
self.assertEqual(output, self.manager.get('1234'))
def test_find_by_str_id(self):
output = utils.find_resource(self.manager, '1234')
self.assertEqual(output, self.manager.get('1234'))
def test_find_by_uuid(self):
output = utils.find_resource(self.manager, UUID)
self.assertEqual(output, self.manager.get(UUID))
def test_find_by_str_name(self):
output = utils.find_resource(self.manager, 'entity_one')
self.assertEqual(output, self.manager.get('1234'))
def test_find_by_str_displayname(self):
output = utils.find_resource(self.manager, 'entity_three')
self.assertEqual(output, self.manager.get('4242'))
class CaptureStdout(object):
"""Context manager for capturing stdout from statments in its's block."""
def __enter__(self):
self.real_stdout = sys.stdout
self.stringio = StringIO.StringIO()
sys.stdout = self.stringio
return self
def __exit__(self, *args):
sys.stdout = self.real_stdout
self.stringio.seek(0)
self.read = self.stringio.read
class PrintListTestCase(test_utils.TestCase):
def test_print_list_with_list(self):
Row = collections.namedtuple('Row', ['a', 'b'])
to_print = [Row(a=1, b=2), Row(a=3, b=4)]
with CaptureStdout() as cso:
utils.print_list(to_print, ['a', 'b'])
self.assertEqual(cso.read(), """\
+---+---+
| a | b |
+---+---+
| 1 | 2 |
| 3 | 4 |
+---+---+
""")
def test_print_list_with_generator(self):
Row = collections.namedtuple('Row', ['a', 'b'])
def gen_rows():
for row in [Row(a=1, b=2), Row(a=3, b=4)]:
yield row
with CaptureStdout() as cso:
utils.print_list(gen_rows(), ['a', 'b'])
self.assertEqual(cso.read(), """\
+---+---+
| a | b |
+---+---+
| 1 | 2 |
| 3 | 4 |
+---+---+
""")