Files
swift/test/unit/common/middleware/test_helpers.py
Alistair Coles b07d87c4be tests: use subclasses for S3Acl tests
We remove s3api.FakeSwift and replace it with the "normal" FakeSwift.
Additionally the @s3acl decorator is removed and replaced with an
inheritance based pattern.  This simplifies maintenance using more
familiar patterns and improves debugging.

Co-Authored-By: Clay Gerrard <clay.gerrard@gmail.com>
Change-Id: I55b596a42af01870b49fda22800f7a1293163eb8
2023-12-14 16:59:53 +00:00

834 lines
35 KiB
Python

# -*- coding: utf-8 -*-
# Copyright (c) 2023 OpenStack Foundation
#
# 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 unittest
from swift.common.storage_policy import POLICIES
from swift.common.swob import Request, HTTPOk, HTTPNotFound, \
HTTPCreated, HeaderKeyDict, HTTPException
from swift.common import request_helpers as rh
from swift.common.middleware.s3api.utils import sysmeta_header
from test.unit.common.middleware.helpers import FakeSwift
class TestFakeSwift(unittest.TestCase):
def test_allowed_methods(self):
def assert_allowed(swift, method):
path = '/v1/a/c/o'
swift.register(method, path, HTTPOk, {}, None)
req = Request.blank(path)
req.method = method
self.assertEqual(200, req.get_response(swift).status_int)
def assert_disallowed(swift, method):
path = '/v1/a/c/o'
swift.register(method, path, HTTPOk, {}, None)
req = Request.blank(path)
req.method = method
with self.assertRaises(HTTPException) as cm:
req.get_response(swift)
self.assertEqual(501, cm.exception.status_int)
for method in ('PUT', 'POST', 'DELETE', 'GET', 'HEAD', 'OPTIONS',
'REPLICATE', 'SSYNC', 'UPDATE'):
assert_allowed(FakeSwift(), method)
assert_allowed(FakeSwift(allowed_methods=['TEST']), 'TEST')
assert_disallowed(FakeSwift(), 'TEST')
assert_allowed(FakeSwift(allowed_methods=['TEST']), 'TEST')
def test_not_registered(self):
swift = FakeSwift()
def do_test(method):
req = Request.blank('/v1/a/c/o')
req.method = method
with self.assertRaises(KeyError):
req.get_response(swift)
do_test('GET')
do_test('HEAD')
do_test('POST')
do_test('PUT')
do_test('DELETE')
def test_GET_registered(self):
# verify that a single registered GET response is sufficient to handle
# GETs and HEADS, with and without query strings
swift = FakeSwift()
swift.register('GET', '/v1/a/c/o', HTTPOk, {'X-Foo': 'Bar'}, b'stuff')
req = Request.blank('/v1/a/c/o')
req.method = 'GET'
resp = req.get_response(swift)
self.assertEqual(200, resp.status_int)
self.assertEqual({'Content-Length': '5',
'Content-Type': 'text/html; charset=UTF-8',
'X-Foo': 'Bar'},
resp.headers)
self.assertEqual(b'stuff', resp.body)
self.assertEqual(1, swift.call_count)
self.assertEqual(('GET', '/v1/a/c/o'), swift.calls[-1])
req = Request.blank('/v1/a/c/o')
req.method = 'GET'
req.query_string = 'p=q'
resp = req.get_response(swift)
self.assertEqual(200, resp.status_int)
self.assertEqual({'Content-Length': '5',
'Content-Type': 'text/html; charset=UTF-8',
'X-Foo': 'Bar'},
resp.headers)
self.assertEqual(b'stuff', resp.body)
self.assertEqual(2, swift.call_count)
self.assertEqual(('GET', '/v1/a/c/o?p=q'), swift.calls[-1])
req = Request.blank('/v1/a/c/o')
req.method = 'HEAD'
resp = req.get_response(swift)
self.assertEqual(200, resp.status_int)
self.assertEqual({'Content-Type': 'text/html; charset=UTF-8',
'X-Foo': 'Bar'},
resp.headers)
self.assertEqual(b'', resp.body)
self.assertEqual(3, swift.call_count)
self.assertEqual(('HEAD', '/v1/a/c/o'), swift.calls[-1])
req = Request.blank('/v1/a/c/o')
req.method = 'HEAD'
req.query_string = 'p=q'
resp = req.get_response(swift)
self.assertEqual(200, resp.status_int)
self.assertEqual({'Content-Type': 'text/html; charset=UTF-8',
'X-Foo': 'Bar'},
resp.headers)
self.assertEqual(b'', resp.body)
self.assertEqual(4, swift.call_count)
self.assertEqual(('HEAD', '/v1/a/c/o?p=q'), swift.calls[-1])
def test_GET_registered_with_query_string(self):
# verify that a single registered GET response is sufficient to handle
# GETs and HEADS, with and without query strings
swift = FakeSwift()
swift.register('GET', '/v1/a/c/o?p=q', HTTPOk,
{'X-Foo': 'Bar'}, b'stuff')
req = Request.blank('/v1/a/c/o')
req.method = 'GET'
with self.assertRaises(KeyError):
resp = req.get_response(swift)
req.query_string = 'p=q'
resp = req.get_response(swift)
self.assertEqual(200, resp.status_int)
self.assertEqual({'Content-Length': '5',
'Content-Type': 'text/html; charset=UTF-8',
'X-Foo': 'Bar'},
resp.headers)
self.assertEqual(b'stuff', resp.body)
self.assertEqual(1, swift.call_count)
self.assertEqual(('GET', '/v1/a/c/o?p=q'), swift.calls[-1])
def test_GET_and_HEAD_registered(self):
# verify that a registered HEAD response will be preferred over GET for
# HEAD request
swift = FakeSwift()
swift.register('GET', '/v1/a/c/o', HTTPOk, {'X-Foo': 'Bar'}, b'stuff')
swift.register('HEAD', '/v1/a/c/o', HTTPNotFound, {}, b'')
req = Request.blank('/v1/a/c/o')
req.method = 'GET'
resp = req.get_response(swift)
self.assertEqual(200, resp.status_int)
self.assertEqual({'Content-Length': '5',
'Content-Type': 'text/html; charset=UTF-8',
'X-Foo': 'Bar'},
resp.headers)
self.assertEqual(b'stuff', resp.body)
self.assertEqual(1, swift.call_count)
self.assertEqual(('GET', '/v1/a/c/o'), swift.calls[-1])
req = Request.blank('/v1/a/c/o')
req.method = 'HEAD'
resp = req.get_response(swift)
self.assertEqual(404, resp.status_int)
self.assertEqual({'Content-Type': 'text/html; charset=UTF-8'},
resp.headers)
self.assertEqual(b'', resp.body)
self.assertEqual(2, swift.call_count)
self.assertEqual(('HEAD', '/v1/a/c/o'), swift.calls[-1])
req = Request.blank('/v1/a/c/o')
req.method = 'HEAD'
req.query_string = 'p=q'
resp = req.get_response(swift)
self.assertEqual(404, resp.status_int)
self.assertEqual({'Content-Type': 'text/html; charset=UTF-8'},
resp.headers)
self.assertEqual(b'', resp.body)
self.assertEqual(3, swift.call_count)
self.assertEqual(('HEAD', '/v1/a/c/o?p=q'), swift.calls[-1])
def test_PUT_uploaded(self):
# verify an uploaded object is sufficient to handle GETs and HEADS,
# with and without query strings
swift = FakeSwift()
swift.register('PUT', '/v1/a/c/o', HTTPCreated, {}, None)
req = Request.blank('/v1/a/c/o', body=b'stuff')
req.method = 'PUT'
resp = req.get_response(swift)
self.assertEqual(201, resp.status_int)
self.assertEqual({'Content-Length': '5',
'Etag': 'c13d88cb4cb02003daedb8a84e5d272a',
'Content-Type': 'text/html; charset=UTF-8'},
resp.headers)
self.assertEqual(b'', resp.body)
self.assertEqual(1, swift.call_count)
self.assertEqual(('PUT', '/v1/a/c/o'), swift.calls[-1])
req = Request.blank('/v1/a/c/o')
req.method = 'GET'
resp = req.get_response(swift)
self.assertEqual(200, resp.status_int)
self.assertEqual({'Content-Length': '5',
'Content-Type': 'text/html; charset=UTF-8',
'Host': 'localhost:80'},
resp.headers)
self.assertEqual(b'stuff', resp.body)
self.assertEqual(2, swift.call_count)
self.assertEqual(('GET', '/v1/a/c/o'), swift.calls[-1])
req = Request.blank('/v1/a/c/o')
req.method = 'GET'
req.query_string = 'p=q'
resp = req.get_response(swift)
self.assertEqual(200, resp.status_int)
self.assertEqual({'Content-Length': '5',
'Content-Type': 'text/html; charset=UTF-8',
'Host': 'localhost:80'},
resp.headers)
self.assertEqual(b'stuff', resp.body)
self.assertEqual(3, swift.call_count)
self.assertEqual(('GET', '/v1/a/c/o?p=q'), swift.calls[-1])
req = Request.blank('/v1/a/c/o')
req.method = 'HEAD'
resp = req.get_response(swift)
self.assertEqual(200, resp.status_int)
self.assertEqual({'Content-Length': '5',
'Content-Type': 'text/html; charset=UTF-8',
'Host': 'localhost:80'},
resp.headers)
self.assertEqual(b'', resp.body)
self.assertEqual(4, swift.call_count)
self.assertEqual(('HEAD', '/v1/a/c/o'), swift.calls[-1])
req = Request.blank('/v1/a/c/o')
req.method = 'HEAD'
req.query_string = 'p=q'
resp = req.get_response(swift)
self.assertEqual(200, resp.status_int)
self.assertEqual({'Content-Length': '5',
'Content-Type': 'text/html; charset=UTF-8',
'Host': 'localhost:80'},
resp.headers)
self.assertEqual(b'', resp.body)
self.assertEqual(5, swift.call_count)
self.assertEqual(('HEAD', '/v1/a/c/o?p=q'), swift.calls[-1])
def test_PUT_uploaded_with_query_string(self):
# verify an uploaded object with query string is sufficient to handle
# GETs and HEADS, with and without query strings
swift = FakeSwift()
swift.register('PUT', '/v1/a/c/o', HTTPCreated, {}, None)
req = Request.blank('/v1/a/c/o', body=b'stuff')
req.method = 'PUT'
req.query_string = 'multipart-manifest=put'
resp = req.get_response(swift)
self.assertEqual(201, resp.status_int)
self.assertEqual({'Content-Length': '5',
'Etag': 'c13d88cb4cb02003daedb8a84e5d272a',
'Content-Type': 'text/html; charset=UTF-8'},
resp.headers)
self.assertEqual(b'', resp.body)
self.assertEqual(1, swift.call_count)
self.assertEqual(('PUT', '/v1/a/c/o?multipart-manifest=put'),
swift.calls[-1])
# note: query string is not included in uploaded key
self.assertEqual(
{'/v1/a/c/o': ({'Host': 'localhost:80',
'Content-Length': '5'},
b'stuff')},
swift.uploaded)
req = Request.blank('/v1/a/c/o')
req.method = 'GET'
resp = req.get_response(swift)
self.assertEqual(200, resp.status_int)
self.assertEqual({'Content-Length': '5',
'Content-Type': 'text/html; charset=UTF-8',
'Host': 'localhost:80'},
resp.headers)
self.assertEqual(b'stuff', resp.body)
self.assertEqual(2, swift.call_count)
self.assertEqual(('GET', '/v1/a/c/o'), swift.calls[-1])
req = Request.blank('/v1/a/c/o')
req.method = 'GET'
req.query_string = 'p=q' # note: differs from PUT query string
resp = req.get_response(swift)
self.assertEqual(200, resp.status_int)
self.assertEqual({'Content-Length': '5',
'Content-Type': 'text/html; charset=UTF-8',
'Host': 'localhost:80'},
resp.headers)
self.assertEqual(b'stuff', resp.body)
self.assertEqual(3, swift.call_count)
self.assertEqual(('GET', '/v1/a/c/o?p=q'), swift.calls[-1])
req = Request.blank('/v1/a/c/o')
req.method = 'HEAD'
resp = req.get_response(swift)
self.assertEqual(200, resp.status_int)
self.assertEqual({'Content-Length': '5',
'Content-Type': 'text/html; charset=UTF-8',
'Host': 'localhost:80'},
resp.headers)
self.assertEqual(b'', resp.body)
self.assertEqual(4, swift.call_count)
self.assertEqual(('HEAD', '/v1/a/c/o'), swift.calls[-1])
req = Request.blank('/v1/a/c/o')
req.method = 'HEAD'
req.query_string = 'p=q'
resp = req.get_response(swift)
self.assertEqual(200, resp.status_int)
self.assertEqual({'Content-Length': '5',
'Content-Type': 'text/html; charset=UTF-8',
'Host': 'localhost:80'},
resp.headers)
self.assertEqual(b'', resp.body)
self.assertEqual(5, swift.call_count)
self.assertEqual(('HEAD', '/v1/a/c/o?p=q'), swift.calls[-1])
def test_PUT_POST(self):
# verify an uploaded object is updated by a POST
swift = FakeSwift()
swift.register('PUT', '/v1/a/c/o', HTTPCreated, {}, None)
# Note: the POST must be registered
swift.register('POST', '/v1/a/c/o', HTTPCreated, {}, None)
req = Request.blank('/v1/a/c/o', body=b'stuff',
headers={'X-Object-Meta-Foo': 'Bar'})
req.method = 'PUT'
resp = req.get_response(swift)
self.assertEqual(201, resp.status_int)
self.assertEqual({'Content-Length': '5',
'Etag': 'c13d88cb4cb02003daedb8a84e5d272a',
'Content-Type': 'text/html; charset=UTF-8'},
resp.headers)
self.assertEqual(b'', resp.body)
self.assertEqual(1, swift.call_count)
self.assertEqual(('PUT', '/v1/a/c/o'), swift.calls[-1])
self.assertEqual(
{'/v1/a/c/o': ({'Host': 'localhost:80',
'Content-Length': '5',
'X-Object-Meta-Foo': 'Bar'},
b'stuff')},
swift.uploaded)
# POST should update the uploaded object
req = Request.blank('/v1/a/c/o', body=b'stuff',
headers={'X-Object-Meta-Foo': 'Baz'})
req.method = 'POST'
resp = req.get_response(swift)
self.assertEqual(201, resp.status_int)
self.assertEqual({'Content-Type': 'text/html; charset=UTF-8'},
resp.headers)
self.assertEqual(b'', resp.body)
self.assertEqual(2, swift.call_count)
self.assertEqual(('POST', '/v1/a/c/o'), swift.calls[-1])
self.assertEqual(
{'/v1/a/c/o': ({'Host': 'localhost:80',
'Content-Length': '5',
'X-Object-Meta-Foo': 'Baz'},
b'stuff')},
swift.uploaded)
def test_PUT_with_query_string_POST(self):
# verify an uploaded object with query string is updated by a POST
swift = FakeSwift()
swift.register('PUT', '/v1/a/c/o', HTTPCreated, {}, None)
# Note: the POST must be registered
swift.register('POST', '/v1/a/c/o', HTTPCreated, {}, None)
req = Request.blank('/v1/a/c/o', body=b'stuff',
headers={'X-Object-Meta-Foo': 'Bar'})
req.method = 'PUT'
req.query_string = 'p=q'
resp = req.get_response(swift)
self.assertEqual(201, resp.status_int)
self.assertEqual({'Content-Length': '5',
'Etag': 'c13d88cb4cb02003daedb8a84e5d272a',
'Content-Type': 'text/html; charset=UTF-8'},
resp.headers)
self.assertEqual(b'', resp.body)
self.assertEqual(1, swift.call_count)
self.assertEqual(('PUT', '/v1/a/c/o?p=q'), swift.calls[-1])
# note: query string is not included in uploaded key
self.assertEqual(
{'/v1/a/c/o': ({'Host': 'localhost:80',
'Content-Length': '5',
'X-Object-Meta-Foo': 'Bar'},
b'stuff')},
swift.uploaded)
# POST without query string should update the uploaded object
req = Request.blank('/v1/a/c/o', body=b'stuff',
headers={'X-Object-Meta-Foo': 'Baz'})
req.method = 'POST'
resp = req.get_response(swift)
self.assertEqual(201, resp.status_int)
self.assertEqual({'Content-Type': 'text/html; charset=UTF-8'},
resp.headers)
self.assertEqual(b'', resp.body)
self.assertEqual(2, swift.call_count)
self.assertEqual(('POST', '/v1/a/c/o'), swift.calls[-1])
self.assertEqual(
{'/v1/a/c/o': ({'Host': 'localhost:80',
'Content-Length': '5',
'X-Object-Meta-Foo': 'Baz'},
b'stuff')},
swift.uploaded)
# POST with different query string should update the uploaded object
req = Request.blank('/v1/a/c/o', body=b'stuff',
headers={'X-Object-Meta-Foo': 'Bof'})
req.method = 'POST'
req.query_string = 'x=y'
resp = req.get_response(swift)
self.assertEqual(201, resp.status_int)
self.assertEqual({'Content-Type': 'text/html; charset=UTF-8'},
resp.headers)
self.assertEqual(b'', resp.body)
self.assertEqual(3, swift.call_count)
self.assertEqual(('POST', '/v1/a/c/o?x=y'), swift.calls[-1])
self.assertEqual(
{'/v1/a/c/o': ({'Host': 'localhost:80',
'Content-Length': '5',
'X-Object-Meta-Foo': 'Bof'},
b'stuff')},
swift.uploaded)
req = Request.blank('/v1/a/c/o')
req.method = 'GET'
resp = req.get_response(swift)
self.assertEqual(200, resp.status_int)
self.assertEqual({'Content-Length': '5',
'Content-Type': 'text/html; charset=UTF-8',
'Host': 'localhost:80',
'X-Object-Meta-Foo': 'Bof'},
resp.headers)
self.assertEqual(b'stuff', resp.body)
self.assertEqual(4, swift.call_count)
self.assertEqual(('GET', '/v1/a/c/o'), swift.calls[-1])
def test_GET_registered_overrides_uploaded(self):
swift = FakeSwift()
swift.register('PUT', '/v1/a/c/o', HTTPCreated, {}, None)
swift.register('GET', '/v1/a/c/o', HTTPOk, {}, b'not stuff')
req = Request.blank('/v1/a/c/o', body=b'stuff',
headers={'X-Object-Meta-Foo': 'Bar'})
req.method = 'PUT'
resp = req.get_response(swift)
self.assertEqual(201, resp.status_int)
self.assertEqual({'Content-Length': '5',
'Etag': 'c13d88cb4cb02003daedb8a84e5d272a',
'Content-Type': 'text/html; charset=UTF-8'},
resp.headers)
self.assertEqual(b'', resp.body)
self.assertEqual(1, swift.call_count)
self.assertEqual(('PUT', '/v1/a/c/o'), swift.calls[-1])
self.assertEqual(
{'/v1/a/c/o': ({'Host': 'localhost:80',
'Content-Length': '5',
'X-Object-Meta-Foo': 'Bar'},
b'stuff')},
swift.uploaded)
req = Request.blank('/v1/a/c/o')
req.method = 'GET'
resp = req.get_response(swift)
self.assertEqual(200, resp.status_int)
self.assertEqual({'Content-Length': '9',
'Content-Type': 'text/html; charset=UTF-8'},
resp.headers)
self.assertEqual(b'not stuff', resp.body)
self.assertEqual(2, swift.call_count)
self.assertEqual(('GET', '/v1/a/c/o'), swift.calls[-1])
def test_range(self):
swift = FakeSwift()
swift.register('GET', '/v1/a/c/o', HTTPOk, {}, b'stuff')
req = Request.blank('/v1/a/c/o', headers={'Range': 'bytes=0-2'})
resp = req.get_response(swift)
self.assertEqual(206, resp.status_int)
self.assertEqual(b'stu', resp.body)
self.assertEqual('bytes 0-2/5', resp.headers['Content-Range'])
self.assertEqual('bytes=0-2', req.headers.get('Range'))
self.assertEqual('bytes=0-2',
swift.calls_with_headers[-1].headers.get('Range'))
def test_range_ignore_range_header(self):
swift = FakeSwift()
swift.register('GET', '/v1/a/c/o', HTTPOk, {
# the value of the matching header doesn't matter
'X-Object-Sysmeta-Magic': 'False'
}, b'stuff')
req = Request.blank('/v1/a/c/o', headers={'Range': 'bytes=0-2'})
rh.update_ignore_range_header(req, 'X-Object-Sysmeta-Magic')
resp = req.get_response(swift)
self.assertEqual(200, resp.status_int)
self.assertEqual(b'stuff', resp.body)
self.assertNotIn('Content-Range', resp.headers)
self.assertEqual('bytes=0-2', req.headers.get('Range'))
self.assertEqual('bytes=0-2',
swift.calls_with_headers[-1].headers.get('Range'))
def test_range_ignore_range_header_old_swift(self):
swift = FakeSwift()
swift.can_ignore_range = False
swift.register('GET', '/v1/a/c/o', HTTPOk, {
# the value of the matching header doesn't matter
'X-Object-Sysmeta-Magic': 'False'
}, b'stuff')
req = Request.blank('/v1/a/c/o', headers={'Range': 'bytes=0-2'})
rh.update_ignore_range_header(req, 'X-Object-Sysmeta-Magic')
resp = req.get_response(swift)
self.assertEqual(206, resp.status_int)
self.assertEqual(b'stu', resp.body)
self.assertEqual('bytes 0-2/5', resp.headers['Content-Range'])
self.assertEqual('bytes=0-2', req.headers.get('Range'))
self.assertEqual('bytes=0-2',
swift.calls_with_headers[-1].headers.get('Range'))
def test_range_ignore_range_header_ignored(self):
swift = FakeSwift()
# range is only ignored if registered response has matching metadata
swift.register('GET', '/v1/a/c/o', HTTPOk, {}, b'stuff')
req = Request.blank('/v1/a/c/o', headers={'Range': 'bytes=0-2'})
rh.update_ignore_range_header(req, 'X-Object-Sysmeta-Magic')
resp = req.get_response(swift)
self.assertEqual(206, resp.status_int)
self.assertEqual(b'stu', resp.body)
self.assertEqual('bytes 0-2/5', resp.headers['Content-Range'])
self.assertEqual('bytes=0-2', req.headers.get('Range'))
self.assertEqual('bytes=0-2',
swift.calls_with_headers[-1].headers.get('Range'))
def test_object_GET_updated_with_storage_policy(self):
swift = FakeSwift()
swift.register('GET', '/v1/a/c/o', HTTPOk, {}, body=b'stuff')
req = Request.blank('/v1/a/c/o')
req.method = 'GET'
self.assertNotIn('X-Backend-Storage-Policy-Index', req.headers)
resp = req.get_response(swift)
self.assertEqual(200, resp.status_int)
self.assertEqual({'Content-Length': '5',
'Content-Type': 'text/html; charset=UTF-8'},
resp.headers)
self.assertEqual(b'stuff', resp.body)
self.assertEqual(1, swift.call_count)
self.assertEqual(('GET', '/v1/a/c/o'), swift.calls[0])
self.assertEqual(('GET', '/v1/a/c/o',
{'Host': 'localhost:80'}), # from swob
swift.calls_with_headers[0])
# default storage policy is applied...
self.assertEqual(str(int(POLICIES.default)),
req.headers.get('X-Backend-Storage-Policy-Index'))
# register a container with storage policy 99...
swift.register('HEAD', '/v1/a/c', HTTPOk,
{'X-Backend-Storage-Policy-Index': '99'}, None)
req = Request.blank('/v1/a/c/o')
req.method = 'GET'
self.assertNotIn('X-Backend-Storage-Policy-Index', req.headers)
resp = req.get_response(swift)
self.assertEqual(200, resp.status_int)
self.assertEqual({'Content-Length': '5',
'Content-Type': 'text/html; charset=UTF-8'},
resp.headers)
self.assertEqual(b'stuff', resp.body)
self.assertEqual(2, swift.call_count)
self.assertEqual(('GET', '/v1/a/c/o'), swift.calls[1])
self.assertEqual(('GET', '/v1/a/c/o',
{'Host': 'localhost:80'}), # from swob
swift.calls_with_headers[1])
self.assertEqual(
'99', req.headers.get('X-Backend-Storage-Policy-Index'))
class TestFakeSwiftMultipleResponses(unittest.TestCase):
def test_register_response_is_forever(self):
swift = FakeSwift()
swift.register('GET', '/v1/a/c/o',
HTTPOk, {'X-Foo': 'Bar'}, b'stuff')
req = Request.blank('/v1/a/c/o')
resp = req.get_response(swift)
self.assertEqual(200, resp.status_int)
self.assertEqual('Bar', resp.headers['X-Foo'])
# you can get this response as much as you want
for i in range(10):
resp = req.get_response(swift)
self.assertEqual(200, resp.status_int)
self.assertEqual('Bar', resp.headers['X-Foo'])
def test_register_response_is_last_response_wins(self):
swift = FakeSwift()
swift.register('GET', '/v1/a/c/o',
HTTPOk, {'X-Foo': 'Bar'}, b'stuff')
req = Request.blank('/v1/a/c/o')
resp = req.get_response(swift)
self.assertEqual(200, resp.status_int)
self.assertEqual('Bar', resp.headers['X-Foo'])
swift.register('GET', '/v1/a/c/o',
HTTPOk, {'X-Foo': 'Baz'}, b'other')
resp = req.get_response(swift)
self.assertEqual(200, resp.status_int)
self.assertEqual('Baz', resp.headers['X-Foo'])
# you can get this new response as much as you want
for i in range(10):
resp = req.get_response(swift)
self.assertEqual(200, resp.status_int)
self.assertEqual('Baz', resp.headers['X-Foo'])
def test_register_next_response_is_last_response_wins(self):
swift = FakeSwift()
swift.register(
'GET', '/v1/a/c/o',
HTTPOk, {'X-Foo': 'Bar'}, b'stuff')
swift.register_next_response(
'GET', '/v1/a/c/o',
HTTPOk, {'X-Foo': 'Baz'}, b'other')
req = Request.blank('/v1/a/c/o')
resp = req.get_response(swift)
self.assertEqual(200, resp.status_int)
self.assertEqual('Bar', resp.headers['X-Foo'])
resp = req.get_response(swift)
self.assertEqual(200, resp.status_int)
self.assertEqual('Baz', resp.headers['X-Foo'])
# you can get this new response as much as you want
for i in range(10):
resp = req.get_response(swift)
self.assertEqual(200, resp.status_int)
self.assertEqual('Baz', resp.headers['X-Foo'])
def test_register_next_response_keeps_current_registered_response(self):
# we expect test authors will typically 'd register ALL their responses
# before you start calling FakeSwift
swift = FakeSwift()
swift.register(
'GET', '/v1/a/c/o',
HTTPOk, {'X-Foo': 'Bar'}, b'stuff')
req = Request.blank('/v1/a/c/o')
# we get the registered response, obviously
resp = req.get_response(swift)
self.assertEqual(200, resp.status_int)
self.assertEqual('Bar', resp.headers['X-Foo'])
# because before calling register_next_response, no resp are consumed
swift.register_next_response(
'GET', '/v1/a/c/o',
HTTPOk, {'X-Foo': 'Baz'}, b'other')
# so, this is the "current" response, not the *next* response
resp = req.get_response(swift)
self.assertEqual(200, resp.status_int)
self.assertEqual('Bar', resp.headers['X-Foo'])
# the *next* response is the next response
resp = req.get_response(swift)
self.assertEqual(200, resp.status_int)
self.assertEqual('Baz', resp.headers['X-Foo'])
def test_register_next_response_first(self):
# you can just use register_next_response
swift = FakeSwift()
swift.register_next_response(
'GET', '/v1/a/c/o',
HTTPOk, {'X-Foo': 'Bar'}, b'stuff')
swift.register_next_response(
'GET', '/v1/a/c/o',
HTTPOk, {'X-Foo': 'Baz'}, b'other')
req = Request.blank('/v1/a/c/o')
# it works just like you'd called register
resp = req.get_response(swift)
self.assertEqual(200, resp.status_int)
self.assertEqual('Bar', resp.headers['X-Foo'])
resp = req.get_response(swift)
self.assertEqual(200, resp.status_int)
self.assertEqual('Baz', resp.headers['X-Foo'])
# you can get this new response as much as you want
for i in range(10):
resp = req.get_response(swift)
self.assertEqual(200, resp.status_int)
self.assertEqual('Baz', resp.headers['X-Foo'])
def test_register_resets(self):
swift = FakeSwift()
swift.register_next_response(
'GET', '/v1/a/c/o',
HTTPOk, {'X-Foo': 'Bar'}, b'stuff')
req = Request.blank('/v1/a/c/o')
resp = req.get_response(swift)
self.assertEqual(200, resp.status_int)
self.assertEqual('Bar', resp.headers['X-Foo'])
# you can get this response as much as you want
for i in range(10):
resp = req.get_response(swift)
self.assertEqual(200, resp.status_int)
self.assertEqual('Bar', resp.headers['X-Foo'])
# if you call register mid test you immediately reset the resp
swift.register(
'GET', '/v1/a/c/o',
HTTPOk, {'X-Foo': 'Baz'}, b'other')
resp = req.get_response(swift)
self.assertEqual(200, resp.status_int)
self.assertEqual('Baz', resp.headers['X-Foo'])
# you can get this new response as much as you want
for i in range(10):
resp = req.get_response(swift)
self.assertEqual(200, resp.status_int)
self.assertEqual('Baz', resp.headers['X-Foo'])
class TestFakeSwiftStickyHeaders(unittest.TestCase):
def setUp(self):
self.swift = FakeSwift()
self.path = '/v1/AUTH_test/bucket'
def _check_headers(self, method, path, exp_headers):
captured_headers = {}
def start_response(status, resp_headers):
self.assertEqual(status, '200 OK')
captured_headers.update(resp_headers)
env = {'REQUEST_METHOD': method, 'PATH_INFO': path}
body_iter = self.swift(env, start_response)
b''.join(body_iter)
captured_headers.pop('Content-Type')
self.assertEqual(exp_headers, captured_headers)
def test_sticky_headers(self):
sticky_headers = HeaderKeyDict({
sysmeta_header('container', 'acl'): 'test',
'x-container-meta-foo': 'bar',
})
self.swift.update_sticky_response_headers(self.path, sticky_headers)
# register a response for this path with no headers
self.swift.register('GET', self.path, HTTPOk, {}, None)
self._check_headers('HEAD', self.path, sticky_headers)
self._check_headers('GET', self.path, sticky_headers)
# sticky headers are not applied to PUT, POST, DELETE
self.swift.register('PUT', self.path, HTTPOk, {}, None)
self._check_headers('PUT', self.path, {})
self.swift.register('POST', self.path, HTTPOk, {}, None)
self._check_headers('POST', self.path, {})
self.swift.register('DELETE', self.path, HTTPOk, {}, None)
self._check_headers('DELETE', self.path, {})
def test_sticky_headers_match_path(self):
other_path = self.path + '-other'
sticky_headers = HeaderKeyDict({
sysmeta_header('container', 'acl'): 'test',
'x-container-meta-foo': 'bar',
})
sticky_headers_other = HeaderKeyDict({
'x-container-meta-foo': 'other',
})
self.swift.update_sticky_response_headers(self.path, sticky_headers)
self.swift.update_sticky_response_headers(other_path,
sticky_headers_other)
self.swift.register('GET', self.path, HTTPOk, {}, None)
self.swift.register('GET', other_path, HTTPOk, {}, None)
self._check_headers('HEAD', self.path, sticky_headers)
self._check_headers('GET', other_path, sticky_headers_other)
def test_sticky_headers_update(self):
sticky_headers = HeaderKeyDict({
sysmeta_header('container', 'acl'): 'test',
'x-container-meta-foo': 'bar'
})
exp_headers = sticky_headers.copy()
self.swift.update_sticky_response_headers(self.path, sticky_headers)
self.swift.register('HEAD', self.path, HTTPOk, {}, None)
self._check_headers('HEAD', self.path, exp_headers)
# check that FakeSwift made a *copy*
sticky_headers['x-container-meta-foo'] = 'changed'
self._check_headers('HEAD', self.path, exp_headers)
# check existing are updated not replaced
sticky_headers = HeaderKeyDict({
sysmeta_header('container', 'acl'): 'test-modified',
'x-container-meta-bar': 'foo'
})
exp_headers.update(sticky_headers)
self.swift.update_sticky_response_headers(self.path, sticky_headers)
self._check_headers('HEAD', self.path, exp_headers)
def test_sticky_headers_add_to_response_headers(self):
sticky_headers = HeaderKeyDict({
'x-container-meta-foo': 'bar',
})
self.swift.update_sticky_response_headers(self.path, sticky_headers)
# register a response with another header
self.swift.register('HEAD', self.path, HTTPOk, {
'x-backend-storage-policy-index': '1',
}, None)
self._check_headers('HEAD', self.path, HeaderKeyDict({
'x-container-meta-foo': 'bar',
'x-backend-storage-policy-index': '1',
}))
def test_sticky_headers_overwritten_by_response_header(self):
sticky_headers = HeaderKeyDict({
'x-container-meta-foo': 'bar',
'x-backend-storage-policy-index': '0',
})
self.swift.update_sticky_response_headers(self.path, sticky_headers)
# register a response with a different value for a sticky header
self.swift.register('HEAD', self.path, HTTPOk, {
'x-container-meta-foo': 'different',
}, None)
self._check_headers('HEAD', self.path, HeaderKeyDict({
'x-container-meta-foo': 'different',
'x-backend-storage-policy-index': '0',
}))
if __name__ == '__main__':
unittest.main()