python-cinderclient/cinderclient/tests/unit/test_utils.py
Cao ShuFeng 64c8f74a7c Remove extra 'u' from cli output
The unicode_key_value_to_string() function is designed to remove
extra 'u' in cinderclient cli output.
However this patch[1] bring the extra 'u' back.
Let's remove the extra 'u' again.

Closes-bug: #1615921
Closes-bug: #1606904

[1] https://review.openstack.org/#/c/342734/
Change-Id: I26f0ad7149f57e935953c2398ba90b7b3585e201
2016-12-16 16:11:31 +02:00

312 lines
8.7 KiB
Python

# 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 collections
import sys
import mock
from six import moves
import six
from cinderclient import api_versions
from cinderclient.apiclient import base as common_base
from cinderclient import exceptions
from cinderclient import utils
from cinderclient import base
from cinderclient.tests.unit import utils as test_utils
from cinderclient.tests.unit.v2 import fakes
UUID = '8e8ec658-c7b0-4243-bdf8-6f7f2952c0d0'
class FakeResource(object):
NAME_ATTR = 'name'
def __init__(self, _id, properties):
self.id = _id
try:
self.name = properties['name']
except KeyError:
pass
def append_request_ids(self, resp):
pass
class FakeManager(base.ManagerWithFind):
resource_class = FakeResource
resources = [
FakeResource('1234', {'name': 'entity_one'}),
FakeResource(UUID, {'name': 'entity_two'}),
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, search_opts):
return common_base.ListWithMeta(self.resources, fakes.REQUEST_ID)
class FakeManagerWithApi(base.Manager):
@api_versions.wraps('3.1')
def return_api_version(self):
return '3.1'
@api_versions.wraps('3.2')
def return_api_version(self):
return '3.2'
class FakeDisplayResource(object):
NAME_ATTR = 'display_name'
def __init__(self, _id, properties):
self.id = _id
try:
self.display_name = properties['display_name']
except KeyError:
pass
def append_request_ids(self, resp):
pass
class FakeDisplayManager(FakeManager):
resource_class = FakeDisplayResource
resources = [
FakeDisplayResource('4242', {'display_name': 'entity_three'}),
]
class FindResourceTestCase(test_utils.TestCase):
def setUp(self):
super(FindResourceTestCase, self).setUp()
self.manager = FakeManager(None)
def test_find_none(self):
self.manager.find = mock.Mock(side_effect=self.manager.find)
self.assertRaises(exceptions.CommandError,
utils.find_resource,
self.manager,
'asdf')
self.assertEqual(2, self.manager.find.call_count)
def test_find_by_integer_id(self):
output = utils.find_resource(self.manager, 1234)
self.assertEqual(self.manager.get('1234'), output)
def test_find_by_str_id(self):
output = utils.find_resource(self.manager, '1234')
self.assertEqual(self.manager.get('1234'), output)
def test_find_by_uuid(self):
output = utils.find_resource(self.manager, UUID)
self.assertEqual(self.manager.get(UUID), output)
def test_find_by_str_name(self):
output = utils.find_resource(self.manager, 'entity_one')
self.assertEqual(self.manager.get('1234'), output)
def test_find_by_str_displayname(self):
display_manager = FakeDisplayManager(None)
output = utils.find_resource(display_manager, 'entity_three')
self.assertEqual(display_manager.get('4242'), output)
class CaptureStdout(object):
"""Context manager for capturing stdout from statements in its block."""
def __enter__(self):
self.real_stdout = sys.stdout
self.stringio = moves.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 BuildQueryParamTestCase(test_utils.TestCase):
def test_build_param_without_sort_switch(self):
dict_param = {
'key1': 'val1',
'key2': 'val2',
'key3': 'val3',
}
result = utils.build_query_param(dict_param, True)
self.assertIn('key1=val1', result)
self.assertIn('key2=val2', result)
self.assertIn('key3=val3', result)
def test_build_param_with_sort_switch(self):
dict_param = {
'key1': 'val1',
'key2': 'val2',
'key3': 'val3',
}
result = utils.build_query_param(dict_param, True)
expected = "?key1=val1&key2=val2&key3=val3"
self.assertEqual(expected, result)
def test_build_param_with_none(self):
dict_param = {
'key1': 'val1',
'key2': None,
'key3': False,
'key4': ''
}
result_1 = utils.build_query_param(dict_param)
result_2 = utils.build_query_param(None)
expected = "?key1=val1"
self.assertEqual(expected, result_1)
self.assertFalse(result_2)
class PrintListTestCase(test_utils.TestCase):
def test_print_list_with_list(self):
Row = collections.namedtuple('Row', ['a', 'b'])
to_print = [Row(a=3, b=4), Row(a=1, b=2)]
with CaptureStdout() as cso:
utils.print_list(to_print, ['a', 'b'])
# Output should be sorted by the first key (a)
self.assertEqual("""\
+---+---+
| a | b |
+---+---+
| 1 | 2 |
| 3 | 4 |
+---+---+
""", cso.read())
def test_print_list_with_None_data(self):
Row = collections.namedtuple('Row', ['a', 'b'])
to_print = [Row(a=3, b=None), Row(a=1, b=2)]
with CaptureStdout() as cso:
utils.print_list(to_print, ['a', 'b'])
# Output should be sorted by the first key (a)
self.assertEqual("""\
+---+---+
| a | b |
+---+---+
| 1 | 2 |
| 3 | - |
+---+---+
""", cso.read())
def test_print_list_with_list_sortby(self):
Row = collections.namedtuple('Row', ['a', 'b'])
to_print = [Row(a=4, b=3), Row(a=2, b=1)]
with CaptureStdout() as cso:
utils.print_list(to_print, ['a', 'b'], sortby_index=1)
# Output should be sorted by the second key (b)
self.assertEqual("""\
+---+---+
| a | b |
+---+---+
| 2 | 1 |
| 4 | 3 |
+---+---+
""", cso.read())
def test_print_list_with_list_no_sort(self):
Row = collections.namedtuple('Row', ['a', 'b'])
to_print = [Row(a=3, b=4), Row(a=1, b=2)]
with CaptureStdout() as cso:
utils.print_list(to_print, ['a', 'b'], sortby_index=None)
# Output should be in the order given
self.assertEqual("""\
+---+---+
| a | b |
+---+---+
| 3 | 4 |
| 1 | 2 |
+---+---+
""", cso.read())
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("""\
+---+---+
| a | b |
+---+---+
| 1 | 2 |
| 3 | 4 |
+---+---+
""", cso.read())
def test_print_list_with_return(self):
Row = collections.namedtuple('Row', ['a', 'b'])
to_print = [Row(a=3, b='a\r'), Row(a=1, b='c\rd')]
with CaptureStdout() as cso:
utils.print_list(to_print, ['a', 'b'])
# Output should be sorted by the first key (a)
self.assertEqual("""\
+---+-----+
| a | b |
+---+-----+
| 1 | c d |
| 3 | a |
+---+-----+
""", cso.read())
def test_unicode_key_value_to_string(self):
src = {u'key': u'\u70fd\u7231\u5a77'}
expected = {'key': '\xe7\x83\xbd\xe7\x88\xb1\xe5\xa9\xb7'}
if six.PY2:
self.assertEqual(expected, utils.unicode_key_value_to_string(src))
else:
# u'xxxx' in PY3 is str, we will not get extra 'u' from cli
# output in PY3
self.assertEqual(src, utils.unicode_key_value_to_string(src))
class PrintDictTestCase(test_utils.TestCase):
def test_print_dict_with_return(self):
d = {'a': 'A', 'b': 'B', 'c': 'C', 'd': 'test\rcarriage\n\rreturn'}
with CaptureStdout() as cso:
utils.print_dict(d)
self.assertEqual("""\
+----------+---------------+
| Property | Value |
+----------+---------------+
| a | A |
| b | B |
| c | C |
| d | test carriage |
| | return |
+----------+---------------+
""", cso.read())