/usr/lib/python2.7/dist-packages/oslo_middleware/tests/test_stats.py is in python-oslo.middleware 3.34.0-0ubuntu1.
This file is owned by root:root, with mode 0o644.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 | # Copyright (c) 2016 Cisco Systems
#
# 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 uuid
import mock
from oslotest import base as test_base
import statsd
import webob.dec
import webob.exc
from oslo_middleware import stats
class TestStaticMethods(test_base.BaseTestCase):
def test_removes_uuid(self):
# Generate a long-format UUID (standard form).
id = str(uuid.uuid4())
path = "foo.{uuid}.bar".format(uuid=id)
stat = stats.StatsMiddleware.strip_uuid(path)
self.assertEqual("foo.bar", stat)
def test_removes_short_uuid(self):
id = uuid.uuid4().hex
path = "foo.{uuid}.bar".format(uuid=id)
stat = stats.StatsMiddleware.strip_short_uuid(path)
self.assertEqual("foo.bar", stat)
def test_strips_dots_from_version(self):
path = "/v1.2/foo.bar/bar.foo"
stat = stats.StatsMiddleware.strip_dot_from_version(path)
self.assertEqual("/v12/foo.bar/bar.foo", stat)
class TestStatsMiddleware(test_base.BaseTestCase):
def setUp(self):
super(TestStatsMiddleware, self).setUp()
self.patch(statsd, 'StatsClient', mock.MagicMock())
def make_stats_middleware(self, stat_name=None, stats_host=None,
remove_uuid=False, remove_short_uuid=False):
if stat_name is None:
stat_name = uuid.uuid4().hex
if stats_host is None:
stats_host = uuid.uuid4().hex
conf = dict(
name=stat_name,
stats_host=stats_host,
remove_uuid=remove_uuid,
remove_short_uuid=remove_short_uuid,
)
@webob.dec.wsgify
def fake_application(req):
return 'Hello, World'
return stats.StatsMiddleware(fake_application, conf)
def perform_request(self, app, path, method):
req = webob.Request.blank(path, method=method)
return req.get_response(app)
def test_sends_counter_to_statsd(self):
app = self.make_stats_middleware()
path = '/test/foo/bar'
self.perform_request(app, path, 'GET')
expected_stat = "{name}.{method}.{path}".format(
name=app.stat_name, method='GET',
path=path.lstrip('/').replace('/', '.'))
app.statsd.timer.assert_called_once_with(expected_stat)
def test_strips_uuid_if_configured(self):
app = self.make_stats_middleware(remove_uuid=True)
random_uuid = str(uuid.uuid4())
path = '/foo/{uuid}/bar'.format(uuid=random_uuid)
self.perform_request(app, path, 'GET')
expected_stat = "{name}.{method}.foo.bar".format(
name=app.stat_name, method='GET')
app.statsd.timer.assert_called_once_with(expected_stat)
def test_strips_short_uuid_if_configured(self):
app = self.make_stats_middleware(remove_short_uuid=True)
random_uuid = uuid.uuid4().hex
path = '/foo/{uuid}/bar'.format(uuid=random_uuid)
self.perform_request(app, path, 'GET')
expected_stat = "{name}.{method}.foo.bar".format(
name=app.stat_name, method='GET')
app.statsd.timer.assert_called_once_with(expected_stat)
def test_strips_both_uuid_types_if_configured(self):
app = self.make_stats_middleware(
remove_uuid=True, remove_short_uuid=True)
random_short_uuid = uuid.uuid4().hex
random_uuid = str(uuid.uuid4())
path = '/foo/{uuid}/bar/{short_uuid}'.format(
uuid=random_uuid, short_uuid=random_short_uuid)
self.perform_request(app, path, 'GET')
expected_stat = "{name}.{method}.foo.bar".format(
name=app.stat_name, method='GET')
app.statsd.timer.assert_called_once_with(expected_stat)
def test_always_mutates_version_id(self):
app = self.make_stats_middleware()
path = '/v2.1/foo/bar'
self.perform_request(app, path, 'GET')
expected_stat = "{name}.{method}.v21.foo.bar".format(
name=app.stat_name, method='GET')
app.statsd.timer.assert_called_once_with(expected_stat)
def test_empty_path_has_sane_stat_name(self):
app = self.make_stats_middleware()
path = '/'
self.perform_request(app, path, 'GET')
expected_stat = "{name}.{method}".format(
name=app.stat_name, method='GET')
app.statsd.timer.assert_called_once_with(expected_stat)
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