Add unittests from swift repository.

.unittests

@@ -0,0 +1,6 @@
+#!/bin/bash
+
+nosetests swift3/test/unit --exe --with-coverage --cover-package swift3 --cover-erase
+exitcode=$?
+rm -f .coverage
+exit $exitcode

swift3/test/unit/test_swift3.py

@@ -0,0 +1,611 @@
+# Copyright (c) 2011 OpenStack, LLC.
+#
+# 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 datetime import datetime
+import cgi
+import hashlib
+
+from webob import Request, Response
+from webob.exc import HTTPUnauthorized, HTTPCreated, HTTPNoContent,\
+     HTTPAccepted, HTTPBadRequest, HTTPNotFound, HTTPConflict
+import xml.dom.minidom
+import simplejson
+
+from swift3 import middleware as swift3
+
+
+class FakeApp(object):
+    def __init__(self):
+        self.app = self
+        self.response_args = []
+
+    def __call__(self, env, start_response):
+        return "FAKE APP"
+
+    def do_start_response(self, *args):
+        self.response_args.extend(args)
+
+
+class FakeAppService(FakeApp):
+    def __init__(self, status=200):
+        FakeApp.__init__(self)
+        self.status = status
+        self.buckets = (('apple', 1, 200), ('orange', 3, 430))
+
+    def __call__(self, env, start_response):
+        if self.status == 200:
+            start_response(Response().status, [('Content-Type', 'text/xml')])
+            json_pattern = ['"name":%s', '"count":%s', '"bytes":%s']
+            json_pattern = '{' + ','.join(json_pattern) + '}'
+            json_out = []
+            for b in self.buckets:
+                name = simplejson.dumps(b[0])
+                json_out.append(json_pattern %
+                                (name, b[1], b[2]))
+            account_list = '[' + ','.join(json_out) + ']'
+            return account_list
+        elif self.status == 401:
+            start_response(HTTPUnauthorized().status, [])
+        else:
+            start_response(HTTPBadRequest().status, [])
+        return []
+
+
+class FakeAppBucket(FakeApp):
+    def __init__(self, status=200):
+        FakeApp.__init__(self)
+        self.status = status
+        self.objects = (('rose', '2011-01-05T02:19:14.275290', 0, 303),
+                        ('viola', '2011-01-05T02:19:14.275290', 0, 3909),
+                        ('lily', '2011-01-05T02:19:14.275290', 0, 3909))
+
+    def __call__(self, env, start_response):
+        if env['REQUEST_METHOD'] == 'GET':
+            if self.status == 200:
+                start_response(Response().status,
+                               [('Content-Type', 'text/xml')])
+                json_pattern = ['"name":%s', '"last_modified":%s', '"hash":%s',
+                                '"bytes":%s']
+                json_pattern = '{' + ','.join(json_pattern) + '}'
+                json_out = []
+                for b in self.objects:
+                    name = simplejson.dumps(b[0])
+                    time = simplejson.dumps(b[1])
+                    json_out.append(json_pattern %
+                                    (name, time, b[2], b[3]))
+                account_list = '[' + ','.join(json_out) + ']'
+                return account_list
+            elif self.status == 401:
+                start_response(HTTPUnauthorized().status, [])
+            elif self.status == 404:
+                start_response(HTTPNotFound().status, [])
+            else:
+                start_response(HTTPBadRequest().status, [])
+        elif env['REQUEST_METHOD'] == 'PUT':
+            if self.status == 201:
+                start_response(HTTPCreated().status, [])
+            elif self.status == 401:
+                start_response(HTTPUnauthorized().status, [])
+            elif self.status == 202:
+                start_response(HTTPAccepted().status, [])
+            else:
+                start_response(HTTPBadRequest().status, [])
+        elif env['REQUEST_METHOD'] == 'DELETE':
+            if self.status == 204:
+                start_response(HTTPNoContent().status, [])
+            elif self.status == 401:
+                start_response(HTTPUnauthorized().status, [])
+            elif self.status == 404:
+                start_response(HTTPNotFound().status, [])
+            elif self.status == 409:
+                start_response(HTTPConflict().status, [])
+            else:
+                start_response(HTTPBadRequest().status, [])
+        return []
+
+
+class FakeAppObject(FakeApp):
+    def __init__(self, status=200):
+        FakeApp.__init__(self)
+        self.status = status
+        self.object_body = 'hello'
+        self.response_headers = {'Content-Type': 'text/html',
+                                 'Content-Length': len(self.object_body),
+                                 'x-object-meta-test': 'swift',
+                                 'etag': '1b2cf535f27731c974343645a3985328',
+                                 'last-modified': '2011-01-05T02:19:14.275290'}
+
+    def __call__(self, env, start_response):
+        if env['REQUEST_METHOD'] == 'GET' or env['REQUEST_METHOD'] == 'HEAD':
+            if self.status == 200:
+                if 'HTTP_RANGE' in env:
+                    resp = Response(body=self.object_body,
+                                    conditional_response=True)
+                    return resp(env, start_response)
+                start_response(Response().status,
+                               self.response_headers.items())
+                if env['REQUEST_METHOD'] == 'GET':
+                    return self.object_body
+            elif self.status == 401:
+                start_response(HTTPUnauthorized().status, [])
+            elif self.status == 404:
+                start_response(HTTPNotFound().status, [])
+            else:
+                start_response(HTTPBadRequest().status, [])
+        elif env['REQUEST_METHOD'] == 'PUT':
+            if self.status == 201:
+                start_response(HTTPCreated().status,
+                               [('etag', self.response_headers['etag'])])
+            elif self.status == 401:
+                start_response(HTTPUnauthorized().status, [])
+            elif self.status == 404:
+                start_response(HTTPNotFound().status, [])
+            else:
+                start_response(HTTPBadRequest().status, [])
+        elif env['REQUEST_METHOD'] == 'DELETE':
+            if self.status == 204:
+                start_response(HTTPNoContent().status, [])
+            elif self.status == 401:
+                start_response(HTTPUnauthorized().status, [])
+            elif self.status == 404:
+                start_response(HTTPNotFound().status, [])
+            else:
+                start_response(HTTPBadRequest().status, [])
+        return []
+
+
+def start_response(*args):
+    pass
+
+
+class TestSwift3(unittest.TestCase):
+    def setUp(self):
+        self.app = swift3.filter_factory({})(FakeApp())
+
+    def test_non_s3_request_passthrough(self):
+        req = Request.blank('/something')
+        resp = self.app(req.environ, start_response)
+        self.assertEquals(resp, 'FAKE APP')
+
+    def test_bad_format_authorization(self):
+        req = Request.blank('/something',
+                            headers={'Authorization': 'hoge'})
+        resp = self.app(req.environ, start_response)
+        dom = xml.dom.minidom.parseString("".join(resp))
+        self.assertEquals(dom.firstChild.nodeName, 'Error')
+        code = dom.getElementsByTagName('Code')[0].childNodes[0].nodeValue
+        self.assertEquals(code, 'InvalidArgument')
+
+    def test_bad_method(self):
+        req = Request.blank('/',
+                            environ={'REQUEST_METHOD': 'PUT'},
+                            headers={'Authorization': 'AWS test:tester:hmac'})
+        resp = self.app(req.environ, start_response)
+        dom = xml.dom.minidom.parseString("".join(resp))
+        self.assertEquals(dom.firstChild.nodeName, 'Error')
+        code = dom.getElementsByTagName('Code')[0].childNodes[0].nodeValue
+        self.assertEquals(code, 'InvalidURI')
+
+    def _test_method_error(self, cl, method, path, status):
+        local_app = swift3.filter_factory({})(cl(status))
+        req = Request.blank(path,
+                            environ={'REQUEST_METHOD': method},
+                            headers={'Authorization': 'AWS test:tester:hmac'})
+        resp = local_app(req.environ, start_response)
+        dom = xml.dom.minidom.parseString("".join(resp))
+        self.assertEquals(dom.firstChild.nodeName, 'Error')
+        return dom.getElementsByTagName('Code')[0].childNodes[0].nodeValue
+
+    def test_service_GET_error(self):
+        code = self._test_method_error(FakeAppService, 'GET', '/', 401)
+        self.assertEquals(code, 'AccessDenied')
+        code = self._test_method_error(FakeAppService, 'GET', '/', 0)
+        self.assertEquals(code, 'InvalidURI')
+
+    def test_service_GET(self):
+        local_app = swift3.filter_factory({})(FakeAppService())
+        req = Request.blank('/',
+                            environ={'REQUEST_METHOD': 'GET'},
+                            headers={'Authorization': 'AWS test:tester:hmac'})
+        resp = local_app(req.environ, local_app.app.do_start_response)
+        self.assertEquals(local_app.app.response_args[0].split()[0], '200')
+
+        dom = xml.dom.minidom.parseString("".join(resp))
+        self.assertEquals(dom.firstChild.nodeName, 'ListAllMyBucketsResult')
+
+        buckets = [n for n in dom.getElementsByTagName('Bucket')]
+        listing = [n for n in buckets[0].childNodes if n.nodeName != '#text']
+        self.assertEquals(len(listing), 2)
+
+        names = []
+        for b in buckets:
+            if b.childNodes[0].nodeName == 'Name':
+                names.append(b.childNodes[0].childNodes[0].nodeValue)
+
+        self.assertEquals(len(names), len(FakeAppService().buckets))
+        for i in FakeAppService().buckets:
+            self.assertTrue(i[0] in names)
+
+    def test_bucket_GET_error(self):
+        code = self._test_method_error(FakeAppBucket, 'GET', '/bucket', 401)
+        self.assertEquals(code, 'AccessDenied')
+        code = self._test_method_error(FakeAppBucket, 'GET', '/bucket', 404)
+        self.assertEquals(code, 'NoSuchBucket')
+        code = self._test_method_error(FakeAppBucket, 'GET', '/bucket', 0)
+        self.assertEquals(code, 'InvalidURI')
+
+    def test_bucket_GET(self):
+        local_app = swift3.filter_factory({})(FakeAppBucket())
+        bucket_name = 'junk'
+        req = Request.blank('/%s' % bucket_name,
+                            environ={'REQUEST_METHOD': 'GET'},
+                            headers={'Authorization': 'AWS test:tester:hmac'})
+        resp = local_app(req.environ, local_app.app.do_start_response)
+        self.assertEquals(local_app.app.response_args[0].split()[0], '200')
+
+        dom = xml.dom.minidom.parseString("".join(resp))
+        self.assertEquals(dom.firstChild.nodeName, 'ListBucketResult')
+        name = dom.getElementsByTagName('Name')[0].childNodes[0].nodeValue
+        self.assertEquals(name, bucket_name)
+
+        objects = [n for n in dom.getElementsByTagName('Contents')]
+        listing = [n for n in objects[0].childNodes if n.nodeName != '#text']
+
+        names = []
+        for o in objects:
+            if o.childNodes[0].nodeName == 'Key':
+                names.append(o.childNodes[0].childNodes[0].nodeValue)
+            if o.childNodes[1].nodeName == 'LastModified':
+                self.assertTrue(
+                    o.childNodes[1].childNodes[0].nodeValue.endswith('Z'))
+
+        self.assertEquals(len(names), len(FakeAppBucket().objects))
+        for i in FakeAppBucket().objects:
+            self.assertTrue(i[0] in names)
+
+    def test_bucket_GET_is_truncated(self):
+        local_app = swift3.filter_factory({})(FakeAppBucket())
+        bucket_name = 'junk'
+
+        req = Request.blank('/%s' % bucket_name,
+                environ={'REQUEST_METHOD': 'GET',
+                         'QUERY_STRING': 'max-keys=3'},
+                headers={'Authorization': 'AWS test:tester:hmac'})
+        resp = local_app(req.environ, local_app.app.do_start_response)
+        dom = xml.dom.minidom.parseString("".join(resp))
+        self.assertEquals(dom.getElementsByTagName('IsTruncated')[0].
+                childNodes[0].nodeValue, 'false')
+
+        req = Request.blank('/%s' % bucket_name,
+                environ={'REQUEST_METHOD': 'GET',
+                         'QUERY_STRING': 'max-keys=2'},
+                headers={'Authorization': 'AWS test:tester:hmac'})
+        resp = local_app(req.environ, local_app.app.do_start_response)
+        dom = xml.dom.minidom.parseString("".join(resp))
+        self.assertEquals(dom.getElementsByTagName('IsTruncated')[0].
+                childNodes[0].nodeValue, 'true')
+
+    def test_bucket_GET_max_keys(self):
+        class FakeApp(object):
+            def __call__(self, env, start_response):
+                self.query_string = env['QUERY_STRING']
+                start_response('200 OK', [])
+                return '[]'
+        fake_app = FakeApp()
+        local_app = swift3.filter_factory({})(fake_app)
+        bucket_name = 'junk'
+
+        req = Request.blank('/%s' % bucket_name,
+                environ={'REQUEST_METHOD': 'GET',
+                         'QUERY_STRING': 'max-keys=5'},
+                headers={'Authorization': 'AWS test:tester:hmac'})
+        resp = local_app(req.environ, lambda *args: None)
+        dom = xml.dom.minidom.parseString("".join(resp))
+        self.assertEquals(dom.getElementsByTagName('MaxKeys')[0].
+                childNodes[0].nodeValue, '5')
+        args = dict(cgi.parse_qsl(fake_app.query_string))
+        self.assert_(args['limit'] == '6')
+
+        req = Request.blank('/%s' % bucket_name,
+                environ={'REQUEST_METHOD': 'GET',
+                         'QUERY_STRING': 'max-keys=5000'},
+                headers={'Authorization': 'AWS test:tester:hmac'})
+        resp = local_app(req.environ, lambda *args: None)
+        dom = xml.dom.minidom.parseString("".join(resp))
+        self.assertEquals(dom.getElementsByTagName('MaxKeys')[0].
+                childNodes[0].nodeValue, '1000')
+        args = dict(cgi.parse_qsl(fake_app.query_string))
+        self.assertEquals(args['limit'], '1001')
+
+    def test_bucket_GET_passthroughs(self):
+        class FakeApp(object):
+            def __call__(self, env, start_response):
+                self.query_string = env['QUERY_STRING']
+                start_response('200 OK', [])
+                return '[]'
+        fake_app = FakeApp()
+        local_app = swift3.filter_factory({})(fake_app)
+        bucket_name = 'junk'
+        req = Request.blank('/%s' % bucket_name,
+                environ={'REQUEST_METHOD': 'GET', 'QUERY_STRING':
+                         'delimiter=a&marker=b&prefix=c'},
+                headers={'Authorization': 'AWS test:tester:hmac'})
+        resp = local_app(req.environ, lambda *args: None)
+        dom = xml.dom.minidom.parseString("".join(resp))
+        self.assertEquals(dom.getElementsByTagName('Prefix')[0].
+                childNodes[0].nodeValue, 'c')
+        self.assertEquals(dom.getElementsByTagName('Marker')[0].
+                childNodes[0].nodeValue, 'b')
+        self.assertEquals(dom.getElementsByTagName('Delimiter')[0].
+                childNodes[0].nodeValue, 'a')
+        args = dict(cgi.parse_qsl(fake_app.query_string))
+        self.assertEquals(args['delimiter'], 'a')
+        self.assertEquals(args['marker'], 'b')
+        self.assertEquals(args['prefix'], 'c')
+
+    def test_bucket_PUT_error(self):
+        code = self._test_method_error(FakeAppBucket, 'PUT', '/bucket', 401)
+        self.assertEquals(code, 'AccessDenied')
+        code = self._test_method_error(FakeAppBucket, 'PUT', '/bucket', 202)
+        self.assertEquals(code, 'BucketAlreadyExists')
+        code = self._test_method_error(FakeAppBucket, 'PUT', '/bucket', 0)
+        self.assertEquals(code, 'InvalidURI')
+
+    def test_bucket_PUT(self):
+        local_app = swift3.filter_factory({})(FakeAppBucket(201))
+        req = Request.blank('/bucket',
+                            environ={'REQUEST_METHOD': 'PUT'},
+                            headers={'Authorization': 'AWS test:tester:hmac'})
+        resp = local_app(req.environ, local_app.app.do_start_response)
+        self.assertEquals(local_app.app.response_args[0].split()[0], '200')
+
+    def test_bucket_DELETE_error(self):
+        code = self._test_method_error(FakeAppBucket, 'DELETE', '/bucket', 401)
+        self.assertEquals(code, 'AccessDenied')
+        code = self._test_method_error(FakeAppBucket, 'DELETE', '/bucket', 404)
+        self.assertEquals(code, 'NoSuchBucket')
+        code = self._test_method_error(FakeAppBucket, 'DELETE', '/bucket', 409)
+        self.assertEquals(code, 'BucketNotEmpty')
+        code = self._test_method_error(FakeAppBucket, 'DELETE', '/bucket', 0)
+        self.assertEquals(code, 'InvalidURI')
+
+    def test_bucket_DELETE(self):
+        local_app = swift3.filter_factory({})(FakeAppBucket(204))
+        req = Request.blank('/bucket',
+                            environ={'REQUEST_METHOD': 'DELETE'},
+                            headers={'Authorization': 'AWS test:tester:hmac'})
+        resp = local_app(req.environ, local_app.app.do_start_response)
+        self.assertEquals(local_app.app.response_args[0].split()[0], '204')
+
+    def _check_acl(self, owner, resp):
+        dom = xml.dom.minidom.parseString("".join(resp))
+        self.assertEquals(dom.firstChild.nodeName, 'AccessControlPolicy')
+        name = dom.getElementsByTagName('Permission')[0].childNodes[0].nodeValue
+        self.assertEquals(name, 'FULL_CONTROL')
+        name = dom.getElementsByTagName('ID')[0].childNodes[0].nodeValue
+        self.assertEquals(name, owner)
+
+    def test_bucket_acl_GET(self):
+        local_app = swift3.filter_factory({})(FakeAppBucket())
+        bucket_name = 'junk'
+        req = Request.blank('/%s?acl' % bucket_name,
+                            environ={'REQUEST_METHOD': 'GET'},
+                            headers={'Authorization': 'AWS test:tester:hmac'})
+        resp = local_app(req.environ, local_app.app.do_start_response)
+        self._check_acl('test:tester', resp)
+
+    def _test_object_GETorHEAD(self, method):
+        local_app = swift3.filter_factory({})(FakeAppObject())
+        req = Request.blank('/bucket/object',
+                            environ={'REQUEST_METHOD': method},
+                            headers={'Authorization': 'AWS test:tester:hmac'})
+        resp = local_app(req.environ, local_app.app.do_start_response)
+        self.assertEquals(local_app.app.response_args[0].split()[0], '200')
+
+        headers = dict(local_app.app.response_args[1])
+        for key, val in local_app.app.response_headers.iteritems():
+            if key in ('Content-Length', 'Content-Type', 'Content-Encoding',
+                       'etag', 'last-modified'):
+                self.assertTrue(key in headers)
+                self.assertEquals(headers[key], val)
+
+            elif key.startswith('x-object-meta-'):
+                self.assertTrue('x-amz-meta-' + key[14:] in headers)
+                self.assertEquals(headers['x-amz-meta-' + key[14:]], val)
+
+        if method == 'GET':
+            self.assertEquals(''.join(resp), local_app.app.object_body)
+
+    def test_object_HEAD(self):
+        self._test_object_GETorHEAD('HEAD')
+
+    def test_object_GET_error(self):
+        code = self._test_method_error(FakeAppObject, 'GET',
+                                       '/bucket/object', 401)
+        self.assertEquals(code, 'AccessDenied')
+        code = self._test_method_error(FakeAppObject, 'GET',
+                                       '/bucket/object', 404)
+        self.assertEquals(code, 'NoSuchKey')
+        code = self._test_method_error(FakeAppObject, 'GET',
+                                       '/bucket/object', 0)
+        self.assertEquals(code, 'InvalidURI')
+
+    def test_object_GET(self):
+        self._test_object_GETorHEAD('GET')
+
+    def test_object_GET_Range(self):
+        local_app = swift3.filter_factory({})(FakeAppObject())
+        req = Request.blank('/bucket/object',
+                            environ={'REQUEST_METHOD': 'GET'},
+                            headers={'Authorization': 'AWS test:tester:hmac',
+                                     'Range': 'bytes=0-3'})
+        resp = local_app(req.environ, local_app.app.do_start_response)
+        self.assertEquals(local_app.app.response_args[0].split()[0], '206')
+
+        headers = dict(local_app.app.response_args[1])
+        self.assertTrue('Content-Range' in  headers)
+        self.assertTrue(headers['Content-Range'].startswith('bytes 0-3'))
+
+    def test_object_PUT_error(self):
+        code = self._test_method_error(FakeAppObject, 'PUT',
+                                       '/bucket/object', 401)
+        self.assertEquals(code, 'AccessDenied')
+        code = self._test_method_error(FakeAppObject, 'PUT',
+                                       '/bucket/object', 404)
+        self.assertEquals(code, 'NoSuchBucket')
+        code = self._test_method_error(FakeAppObject, 'PUT',
+                                       '/bucket/object', 0)
+        self.assertEquals(code, 'InvalidURI')
+
+    def test_object_PUT(self):
+        local_app = swift3.filter_factory({})(FakeAppObject(201))
+        req = Request.blank('/bucket/object',
+                            environ={'REQUEST_METHOD': 'PUT'},
+                            headers={'Authorization': 'AWS test:tester:hmac',
+                                     'x-amz-storage-class': 'REDUCED_REDUNDANCY',
+                                     'Content-MD5': 'Gyz1NfJ3Mcl0NDZFo5hTKA=='})
+        req.date = datetime.now()
+        req.content_type = 'text/plain'
+        resp = local_app(req.environ, local_app.app.do_start_response)
+        self.assertEquals(local_app.app.response_args[0].split()[0], '200')
+
+        headers = dict(local_app.app.response_args[1])
+        self.assertEquals(headers['ETag'],
+                          "\"%s\"" % local_app.app.response_headers['etag'])
+
+    def test_object_PUT_headers(self):
+        class FakeApp(object):
+            def __call__(self, env, start_response):
+                self.req = Request(env)
+                start_response('200 OK', [])
+                return []
+        app = FakeApp()
+        local_app = swift3.filter_factory({})(app)
+        req = Request.blank('/bucket/object',
+                        environ={'REQUEST_METHOD': 'PUT'},
+                        headers={'Authorization': 'AWS test:tester:hmac',
+                                 'X-Amz-Storage-Class': 'REDUCED_REDUNDANCY',
+                                 'X-Amz-Meta-Something': 'oh hai',
+                                 'X-Amz-Copy-Source': '/some/source',
+                                 'Content-MD5': 'ffoHqOWd280dyE1MT4KuoQ=='})
+        req.date = datetime.now()
+        req.content_type = 'text/plain'
+        resp = local_app(req.environ, lambda *args: None)
+        self.assertEquals(app.req.headers['ETag'],
+                    '7dfa07a8e59ddbcd1dc84d4c4f82aea1')
+        self.assertEquals(app.req.headers['X-Object-Meta-Something'], 'oh hai')
+        self.assertEquals(app.req.headers['X-Copy-From'], '/some/source')
+
+    def test_object_DELETE_error(self):
+        code = self._test_method_error(FakeAppObject, 'DELETE',
+                                       '/bucket/object', 401)
+        self.assertEquals(code, 'AccessDenied')
+        code = self._test_method_error(FakeAppObject, 'DELETE',
+                                       '/bucket/object', 404)
+        self.assertEquals(code, 'NoSuchKey')
+        code = self._test_method_error(FakeAppObject, 'DELETE',
+                                       '/bucket/object', 0)
+        self.assertEquals(code, 'InvalidURI')
+
+    def test_object_DELETE(self):
+        local_app = swift3.filter_factory({})(FakeAppObject(204))
+        req = Request.blank('/bucket/object',
+                            environ={'REQUEST_METHOD': 'DELETE'},
+                            headers={'Authorization': 'AWS test:tester:hmac'})
+        resp = local_app(req.environ, local_app.app.do_start_response)
+        self.assertEquals(local_app.app.response_args[0].split()[0], '204')
+
+    def test_object_acl_GET(self):
+        local_app = swift3.filter_factory({})(FakeAppObject())
+        req = Request.blank('/bucket/object?acl',
+                            environ={'REQUEST_METHOD': 'GET'},
+                            headers={'Authorization': 'AWS test:tester:hmac'})
+        resp = local_app(req.environ, local_app.app.do_start_response)
+        self._check_acl('test:tester', resp)
+
+    def test_canonical_string(self):
+        """
+        The hashes here were generated by running the same requests against
+        boto.utils.canonical_string
+        """
+        def verify(hash, path, headers):
+            req = Request.blank(path, headers=headers)
+            self.assertEquals(hash,
+                    hashlib.md5(swift3.canonical_string(req)).hexdigest())
+
+        verify('6dd08c75e42190a1ce9468d1fd2eb787', '/bucket/object',
+                {'Content-Type': 'text/plain', 'X-Amz-Something': 'test',
+                 'Date': 'whatever'})
+
+        verify('c8447135da232ae7517328f3429df481', '/bucket/object',
+                {'Content-Type': 'text/plain', 'X-Amz-Something': 'test'})
+
+        verify('bf49304103a4de5c325dce6384f2a4a2', '/bucket/object',
+                {'content-type': 'text/plain'})
+
+        verify('be01bd15d8d47f9fe5e2d9248cc6f180', '/bucket/object', {})
+
+        verify('8d28cc4b8322211f6cc003256cd9439e', 'bucket/object',
+                {'Content-MD5': 'somestuff'})
+
+        verify('a822deb31213ad09af37b5a7fe59e55e', '/bucket/object?acl', {})
+
+        verify('cce5dd1016595cb706c93f28d3eaa18f', '/bucket/object',
+                {'Content-Type': 'text/plain', 'X-Amz-A': 'test',
+                 'X-Amz-Z': 'whatever', 'X-Amz-B': 'lalala',
+                 'X-Amz-Y': 'lalalalalalala'})
+
+        verify('7506d97002c7d2de922cc0ec34af8846', '/bucket/object',
+                {'Content-Type': None, 'X-Amz-Something': 'test'})
+
+        verify('28f76d6162444a193b612cd6cb20e0be', '/bucket/object',
+                {'Content-Type': None,
+                 'X-Amz-Date': 'Mon, 11 Jul 2011 10:52:57 +0000',
+                 'Date': 'Tue, 12 Jul 2011 10:52:57 +0000'})
+
+        verify('ed6971e3eca5af4ee361f05d7c272e49', '/bucket/object',
+                {'Content-Type': None,
+                 'Date': 'Tue, 12 Jul 2011 10:52:57 +0000'})
+
+        req1 = Request.blank('/', headers=
+                {'Content-Type': None, 'X-Amz-Something': 'test'})
+        req2 = Request.blank('/', headers=
+                {'Content-Type': '', 'X-Amz-Something': 'test'})
+        req3 = Request.blank('/', headers={'X-Amz-Something': 'test'})
+
+        self.assertEquals(swift3.canonical_string(req1),
+                swift3.canonical_string(req2))
+        self.assertEquals(swift3.canonical_string(req2),
+                swift3.canonical_string(req3))
+
+    def test_signed_urls(self):
+        class FakeApp(object):
+            def __call__(self, env, start_response):
+                self.req = Request(env)
+                start_response('200 OK', [])
+                return []
+        app = FakeApp()
+        local_app = swift3.filter_factory({})(app)
+        req = Request.blank('/bucket/object?Signature=X&Expires=Y&'
+                'AWSAccessKeyId=Z', environ={'REQUEST_METHOD': 'GET'})
+        req.date = datetime.now()
+        req.content_type = 'text/plain'
+        resp = local_app(req.environ, lambda *args: None)
+        self.assertEquals(app.req.headers['Authorization'], 'AWS Z:X')
+        self.assertEquals(app.req.headers['Date'], 'Y')
+
+if __name__ == '__main__':
+    unittest.main()