131 lines
4.0 KiB
Python
131 lines
4.0 KiB
Python
# vim: tabstop=4 shiftwidth=4 softtabstop=4
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# Copyright 2010 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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from StringIO import StringIO
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import stubout
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import unittest
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import urlparse
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from glance.store.swift import SwiftBackend
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from glance.store import Backend, BackendException, get_from_backend
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from tests import stubs
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Backend.CHUNKSIZE = 2
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class TestBackend(unittest.TestCase):
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def setUp(self):
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"""Establish a clean test environment"""
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self.stubs = stubout.StubOutForTesting()
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def tearDown(self):
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"""Clear the test environment"""
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self.stubs.UnsetAll()
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class TestFilesystemBackend(TestBackend):
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def setUp(self):
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"""Establish a clean test environment"""
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stubs.stub_out_filesystem_backend()
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def tearDown(self):
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"""Clear the test environment"""
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stubs.clean_out_fake_filesystem_backend()
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def test_get(self):
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fetcher = get_from_backend("file:///tmp/glance-tests/2",
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expected_size=19)
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data = ""
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for chunk in fetcher:
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data += chunk
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self.assertEqual(data, "chunk00000remainder")
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class TestHTTPBackend(TestBackend):
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def setUp(self):
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super(TestHTTPBackend, self).setUp()
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stubs.stub_out_http_backend(self.stubs)
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def test_http_get(self):
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url = "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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fetcher = get_from_backend(url,
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expected_size=8)
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chunks = [c for c in fetcher]
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self.assertEqual(chunks, expected_returns)
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def test_https_get(self):
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url = "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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fetcher = get_from_backend(url,
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expected_size=8)
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chunks = [c for c in fetcher]
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self.assertEqual(chunks, expected_returns)
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class TestSwiftBackend(TestBackend):
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def setUp(self):
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super(TestSwiftBackend, self).setUp()
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stubs.stub_out_swift_backend(self.stubs)
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def test_get(self):
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swift_uri = "swift://user:pass@localhost/container1/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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fetcher = get_from_backend(swift_uri,
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expected_size=21,
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conn_class=SwiftBackend)
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chunks = [c for c in fetcher]
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self.assertEqual(chunks, expected_returns)
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def test_get_bad_uri(self):
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swift_url = "swift://localhost/container1/file.tar.gz"
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self.assertRaises(BackendException, get_from_backend,
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swift_url, expected_size=21)
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def test_url_parsing(self):
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swift_uri = "swift://user:pass@localhost/v1.0/container1/file.tar.gz"
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parsed_uri = urlparse.urlparse(swift_uri)
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(user, key, authurl, container, obj) = \
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SwiftBackend._parse_swift_tokens(parsed_uri)
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self.assertEqual(user, 'user')
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self.assertEqual(key, 'pass')
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self.assertEqual(authurl, 'https://localhost/v1.0')
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self.assertEqual(container, 'container1')
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self.assertEqual(obj, 'file.tar.gz')
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