8de10b0f34
No need to set tabstop tons of times, this can be set in your vimrc file instead. More disucssion: http://openstack.10931.n7.nabble.com/Remove-vim-modelines-td21780.html Change-Id: I3b830a5bb831a63c188109e6fad66ba48884fff3 Partial-Bug: #1229324
218 lines
8.0 KiB
Python
218 lines
8.0 KiB
Python
# Copyright 2011 OpenStack Foundation
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# All Rights Reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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import os
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import StringIO
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import tempfile
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import webob
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from glance.common import exception
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from glance.common import utils
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from glance.tests import utils as test_utils
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class TestUtils(test_utils.BaseTestCase):
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"""Test routines in glance.utils"""
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def test_cooperative_reader(self):
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"""Ensure cooperative reader class accesses all bytes of file"""
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BYTES = 1024
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bytes_read = 0
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with tempfile.TemporaryFile('w+') as tmp_fd:
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tmp_fd.write('*' * BYTES)
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tmp_fd.seek(0)
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for chunk in utils.CooperativeReader(tmp_fd):
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bytes_read += len(chunk)
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self.assertEqual(bytes_read, BYTES)
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bytes_read = 0
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with tempfile.TemporaryFile('w+') as tmp_fd:
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tmp_fd.write('*' * BYTES)
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tmp_fd.seek(0)
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reader = utils.CooperativeReader(tmp_fd)
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byte = reader.read(1)
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while len(byte) != 0:
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bytes_read += 1
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byte = reader.read(1)
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self.assertEqual(bytes_read, BYTES)
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def test_cooperative_reader_of_iterator(self):
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"""Ensure cooperative reader supports iterator backends too"""
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reader = utils.CooperativeReader([l * 3 for l in 'abcdefgh'])
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chunks = []
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while True:
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chunks.append(reader.read(3))
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if chunks[-1] == '':
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break
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meat = ''.join(chunks)
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self.assertEqual(meat, 'aaabbbcccdddeeefffggghhh')
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def test_cooperative_reader_of_iterator_stop_iteration_err(self):
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"""Ensure cooperative reader supports iterator backends too"""
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reader = utils.CooperativeReader([l * 3 for l in ''])
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chunks = []
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while True:
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chunks.append(reader.read(3))
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if chunks[-1] == '':
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break
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meat = ''.join(chunks)
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self.assertEqual(meat, '')
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def test_limiting_reader(self):
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"""Ensure limiting reader class accesses all bytes of file"""
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BYTES = 1024
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bytes_read = 0
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data = StringIO.StringIO("*" * BYTES)
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for chunk in utils.LimitingReader(data, BYTES):
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bytes_read += len(chunk)
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self.assertEqual(bytes_read, BYTES)
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bytes_read = 0
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data = StringIO.StringIO("*" * BYTES)
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reader = utils.LimitingReader(data, BYTES)
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byte = reader.read(1)
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while len(byte) != 0:
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bytes_read += 1
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byte = reader.read(1)
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self.assertEqual(bytes_read, BYTES)
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def test_limiting_reader_fails(self):
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"""Ensure limiting reader class throws exceptions if limit exceeded"""
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BYTES = 1024
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def _consume_all_iter():
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bytes_read = 0
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data = StringIO.StringIO("*" * BYTES)
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for chunk in utils.LimitingReader(data, BYTES - 1):
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bytes_read += len(chunk)
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self.assertRaises(exception.ImageSizeLimitExceeded, _consume_all_iter)
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def _consume_all_read():
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bytes_read = 0
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data = StringIO.StringIO("*" * BYTES)
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reader = utils.LimitingReader(data, BYTES - 1)
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byte = reader.read(1)
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while len(byte) != 0:
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bytes_read += 1
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byte = reader.read(1)
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self.assertRaises(exception.ImageSizeLimitExceeded, _consume_all_read)
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def test_get_meta_from_headers(self):
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resp = webob.Response()
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resp.headers = {"x-image-meta-name": 'test'}
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result = utils.get_image_meta_from_headers(resp)
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self.assertEqual({'name': 'test', 'properties': {}}, result)
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def test_get_meta_from_headers_bad_headers(self):
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resp = webob.Response()
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resp.headers = {"x-image-meta-bad": 'test'}
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self.assertRaises(webob.exc.HTTPBadRequest,
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utils.get_image_meta_from_headers, resp)
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resp.headers = {"x-image-meta-": 'test'}
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self.assertRaises(webob.exc.HTTPBadRequest,
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utils.get_image_meta_from_headers, resp)
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resp.headers = {"x-image-meta-*": 'test'}
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self.assertRaises(webob.exc.HTTPBadRequest,
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utils.get_image_meta_from_headers, resp)
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def test_add_features_to_http_headers(self):
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features_test1 = {'x-image-meta-size': 'test'}
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url = ("http://glance.example.com/v1/"
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"images/71c675ab-d94f-49cd-a114-e12490b328d9")
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headers = {"x-image-meta-uri": url}
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self.assertRaises(exception.UnsupportedHeaderFeature,
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utils.add_features_to_http_headers,
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features_test1, headers)
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def test_image_meta(self):
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image_meta = {'x-image-meta-size': 'test'}
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image_meta_properties = {'properties': {'test': "test"}}
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actual = utils.image_meta_to_http_headers(image_meta)
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actual_test2 = utils.image_meta_to_http_headers(
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image_meta_properties)
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self.assertEqual({'x-image-meta-x-image-meta-size': u'test'}, actual)
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self.assertEqual({'x-image-meta-property-test': u'test'},
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actual_test2)
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def test_create_pretty_table(self):
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class MyPrettyTable(utils.PrettyTable):
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def __init__(self):
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self.columns = []
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# Test add column
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my_pretty_table = MyPrettyTable()
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my_pretty_table.add_column(1, label='test')
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# Test make header
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test_res = my_pretty_table.make_header()
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self.assertEqual('t\n-', test_res)
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# Test make row
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result = my_pretty_table.make_row('t')
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self.assertEqual("t", result)
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result = my_pretty_table._clip_and_justify(
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data='test', width=4, just=1)
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self.assertEqual("test", result)
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def test_mutating(self):
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class FakeContext():
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def __init__(self):
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self.read_only = False
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class Fake():
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def __init__(self):
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self.context = FakeContext()
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def fake_function(req, context):
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return 'test passed'
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req = webob.Request.blank('/some_request')
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result = utils.mutating(fake_function)
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self.assertEqual("test passed", result(req, Fake()))
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def test_validate_key_cert_key(self):
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var_dir = os.path.abspath(os.path.join(os.path.dirname(__file__),
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'../../', 'var'))
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keyfile = os.path.join(var_dir, 'privatekey.key')
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certfile = os.path.join(var_dir, 'certificate.crt')
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utils.validate_key_cert(keyfile, certfile)
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def test_validate_key_cert_no_private_key(self):
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with tempfile.NamedTemporaryFile('w+') as tmpf:
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self.assertRaises(RuntimeError,
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utils.validate_key_cert,
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"/not/a/file", tmpf.name)
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def test_validate_key_cert_cert_cant_read(self):
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with tempfile.NamedTemporaryFile('w+') as keyf:
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with tempfile.NamedTemporaryFile('w+') as certf:
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os.chmod(certf.name, 0)
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self.assertRaises(RuntimeError,
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utils.validate_key_cert,
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keyf.name, certf.name)
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def test_validate_key_cert_key_cant_read(self):
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with tempfile.NamedTemporaryFile('w+') as keyf:
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with tempfile.NamedTemporaryFile('w+') as keyf:
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os.chmod(keyf.name, 0)
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self.assertRaises(RuntimeError,
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utils.validate_key_cert,
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keyf.name, keyf.name)
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