3b7e69c972
- Add PEP8 section to tox.ini - Add hacking to requirements to enforce OpenStack style requirements - Fix formatting issues flagged by flake8 check - Add copyright notices to all remaining files - Update .gitignore file Change-Id: I7e9a0203ddf2002c08ac96800fe30c1c46ebba88
138 lines
4.7 KiB
Python
138 lines
4.7 KiB
Python
# Copyright (c) 2014 Dark Secret Software Inc.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain 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,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
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# implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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import json
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import mock
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import struct
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import unittest
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from shoebox import disk_storage
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class TestVersion0(unittest.TestCase):
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def setUp(self):
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self.v0 = disk_storage.Version0()
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def test_make_preamble(self):
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self.assertEqual(6, len(self.v0.make_preamble(99)))
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def test_load_preamble_bad_bor(self):
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file_handle = mock.Mock()
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file_handle.read.return_value = "abcdef"
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self.assertRaises(disk_storage.OutOfSync, self.v0.load_preamble,
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file_handle)
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def test_load_preamble(self):
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file_handle = mock.Mock()
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file_handle.read.return_value = struct.pack(
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"ih",
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disk_storage.BOR_MAGIC_NUMBER,
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99)
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self.assertEqual(99, self.v0.load_preamble(file_handle))
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class TestVersion1(unittest.TestCase):
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def setUp(self):
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self.v1 = disk_storage.Version1()
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def test_no_metadata(self):
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metadata = {}
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payload = "shoebox"
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package = self.v1.pack(payload, metadata)
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self.assertEqual(4, len(package))
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self.assertEqual(12, len(package[1])) # header
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self.assertEqual(4, len(package[2])) # metadata
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self.assertEqual("\x00\x00\x00\x00", package[2])
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self.assertEqual(11, len(package[3])) # payload 4+7
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def test_empty_payload(self):
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metadata = {"key": "value", "some": "stuff"}
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payload = ""
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package = self.v1.pack(payload, metadata)
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self.assertEqual(4, len(package))
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self.assertEqual(12, len(package[1])) # header
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self.assertEqual(37, len(package[2])) # metadata 4+(4*4)+3+5+4+5
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self.assertEqual(4, len(package[3])) # payload 4+0
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self.assertEqual("\x00\x00\x00\x00", package[3])
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def test_unpack_happy_day(self):
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metadata = {"key": "value", "some": "stuff"}
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payload = {"shoebox": 1234}
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jpayload = json.dumps(payload)
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blocks = self.v1.pack(jpayload, metadata)
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blocks = blocks[1:] # Remove preamble
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file_handle = mock.Mock()
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file_handle.read.side_effect = blocks
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m, jp = self.v1.unpack(file_handle)
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p = json.loads(jp)
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self.assertEqual(metadata, m)
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self.assertEqual(payload, p)
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def test_unpack_bad_eor(self):
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metadata = {"key": "value", "some": "stuff"}
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payload = {"shoebox": 1234}
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jpayload = json.dumps(payload)
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blocks = self.v1.pack(jpayload, metadata)
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blocks = blocks[1:] # Remove preamble
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# break the EOR marker
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print(len(blocks[0]))
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newblock = blocks[0][:8] + '\x00\x00\x01\x02'
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blocks = list(blocks)
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blocks[0] = newblock
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blocks = tuple(blocks)
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file_handle = mock.Mock()
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file_handle.read.side_effect = blocks
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self.assertRaises(disk_storage.OutOfSync, self.v1.unpack, file_handle)
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class TestHelpers(unittest.TestCase):
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def test_get_version_handler_bad(self):
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self.assertRaises(disk_storage.InvalidVersion,
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disk_storage.get_version_handler, 99)
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def test_get_version_handler(self):
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self.assertTrue(isinstance(disk_storage.get_version_handler(1),
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disk_storage.Version1))
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# Default version ...
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self.assertTrue(isinstance(disk_storage.get_version_handler(),
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disk_storage.Version1))
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def test_pack_notification(self):
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with mock.patch('shoebox.disk_storage.get_version_handler') as h:
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fake_handler = mock.Mock()
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h.return_value = fake_handler
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disk_storage.pack_notification("payload", {})
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self.assertTrue(fake_handler.pack.called)
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def test_unpack_notification(self):
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file_handle = mock.Mock()
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file_handle.read.return_value = struct.pack(
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"ih",
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disk_storage.BOR_MAGIC_NUMBER,
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99)
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with mock.patch('shoebox.disk_storage.get_version_handler') as h:
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fake_handler = mock.Mock()
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h.return_value = fake_handler
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disk_storage.unpack_notification(file_handle)
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h.assert_called_with(99)
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self.assertTrue(fake_handler.unpack.called)
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