98 lines
3.0 KiB
Python
98 lines
3.0 KiB
Python
# vim: tabstop=4 shiftwidth=4 softtabstop=4
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# Copyright 2010-2011 OpenStack, LLC
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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 StringIO
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import unittest
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import stubout
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from glance.common import exception
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from glance.store import create_stores, delete_from_backend
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from glance.store.http import Store
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from glance.store.location import get_location_from_uri
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def stub_out_http_backend(stubs):
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"""
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Stubs out the httplib.HTTPRequest.getresponse to return
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faked-out data instead of grabbing actual contents of a resource
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The stubbed getresponse() returns an iterator over
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the data "I am a teapot, short and stout\n"
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:param stubs: Set of stubout stubs
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"""
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class FakeHTTPConnection(object):
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DATA = 'I am a teapot, short and stout\n'
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def __init__(self, *args, **kwargs):
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pass
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def getresponse(self):
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return StringIO.StringIO(self.DATA)
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def request(self, *_args, **_kwargs):
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pass
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def close(self):
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pass
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def fake_get_conn_class(self, *args, **kwargs):
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return FakeHTTPConnection
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stubs.Set(Store, '_get_conn_class', fake_get_conn_class)
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class TestHttpStore(unittest.TestCase):
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def setUp(self):
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self.stubs = stubout.StubOutForTesting()
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stub_out_http_backend(self.stubs)
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Store.CHUNKSIZE = 2
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self.store = Store({})
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def test_http_get(self):
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uri = "http://netloc/path/to/file.tar.gz"
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expected_returns = ['I ', 'am', ' a', ' t', 'ea', 'po', 't,', ' s',
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'ho', 'rt', ' a', 'nd', ' s', 'to', 'ut', '\n']
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loc = get_location_from_uri(uri)
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image_file = self.store.get(loc)
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chunks = [c for c in image_file]
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self.assertEqual(chunks, expected_returns)
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def test_https_get(self):
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uri = "https://netloc/path/to/file.tar.gz"
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expected_returns = ['I ', 'am', ' a', ' t', 'ea', 'po', 't,', ' s',
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'ho', 'rt', ' a', 'nd', ' s', 'to', 'ut', '\n']
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loc = get_location_from_uri(uri)
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image_file = self.store.get(loc)
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chunks = [c for c in image_file]
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self.assertEqual(chunks, expected_returns)
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def test_http_delete_raise_error(self):
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uri = "https://netloc/path/to/file.tar.gz"
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loc = get_location_from_uri(uri)
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self.assertRaises(NotImplementedError, self.store.delete, loc)
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create_stores({})
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self.assertRaises(exception.StoreDeleteNotSupported,
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delete_from_backend, uri)
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