keystone/tests/test_serializer.py

256 lines
8.1 KiB
Python

# vim: tabstop=4 shiftwidth=4 softtabstop=4
# Copyright 2012 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 copy
import StringIO
from lxml import etree
from keystone.common import serializer
from keystone import test
class XmlSerializerTestCase(test.TestCase):
def assertEqualXML(self, a, b):
"""Parses two XML documents from strings and compares the results.
This provides easy-to-read failures from nose.
"""
parser = etree.XMLParser(remove_blank_text=True)
def canonical_xml(s):
s = s.strip()
fp = StringIO.StringIO()
dom = etree.fromstring(s, parser)
dom.getroottree().write_c14n(fp)
s = fp.getvalue()
dom = etree.fromstring(s, parser)
return etree.tostring(dom, pretty_print=True)
a = canonical_xml(a)
b = canonical_xml(b)
self.assertEqual(a.split('\n'), b.split('\n'))
def assertSerializeDeserialize(self, d, xml, xmlns=None):
self.assertEqualXML(
serializer.to_xml(copy.deepcopy(d), xmlns),
xml)
self.assertEqual(serializer.from_xml(xml), d)
# operations should be invertible
self.assertEqual(
serializer.from_xml(serializer.to_xml(copy.deepcopy(d), xmlns)),
d)
self.assertEqualXML(
serializer.to_xml(serializer.from_xml(xml), xmlns),
xml)
def test_auth_request(self):
d = {
"auth": {
"passwordCredentials": {
"username": "test_user",
"password": "mypass"
},
"tenantName": "customer-x"
}
}
xml = """
<?xml version="1.0" encoding="UTF-8"?>
<auth xmlns="http://docs.openstack.org/identity/api/v2.0"
tenantName="customer-x">
<passwordCredentials
username="test_user"
password="mypass"/>
</auth>
"""
self.assertSerializeDeserialize(d, xml)
def test_role_crud(self):
d = {
"role": {
"id": "123",
"name": "Guest",
"description": "Guest Access"
}
}
# TODO(dolph): examples show this description as an attribute?
xml = """
<?xml version="1.0" encoding="UTF-8"?>
<role xmlns="http://docs.openstack.org/identity/api/v2.0"
id="123"
name="Guest">
<description>Guest Access</description>
</role>
"""
self.assertSerializeDeserialize(d, xml)
def test_service_crud(self):
xmlns = "http://docs.openstack.org/identity/api/ext/OS-KSADM/v1.0"
d = {
"OS-KSADM:service": {
"id": "123",
"name": "nova",
"type": "compute",
"description": "OpenStack Compute Service"
}
}
# TODO(dolph): examples show this description as an attribute?
xml = """
<?xml version="1.0" encoding="UTF-8"?>
<service
xmlns="%(xmlns)s"
type="compute"
id="123"
name="nova">
<description>OpenStack Compute Service</description>
</service>
""" % {'xmlns': xmlns}
self.assertSerializeDeserialize(d, xml, xmlns=xmlns)
def test_tenant_crud(self):
d = {
"tenant": {
"id": "1234",
"name": "ACME corp",
"description": "A description...",
"enabled": True
}
}
xml = """
<?xml version="1.0" encoding="UTF-8"?>
<tenant
xmlns="http://docs.openstack.org/identity/api/v2.0"
enabled="true"
id="1234"
name="ACME corp">
<description>A description...</description>
</tenant>
"""
self.assertSerializeDeserialize(d, xml)
def test_policy_list(self):
d = {"policies": [{"id": "ab12cd"}]}
xml = """
<?xml version="1.0" encoding="UTF-8"?>
<policies xmlns="http://docs.openstack.org/identity/api/v2.0">
<policy id="ab12cd"/>
</policies>
"""
self.assertEqualXML(serializer.to_xml(d), xml)
def test_values_list(self):
d = {
"objects": {
"values": [{
"attribute": "value1",
}, {
"attribute": "value2",
}]
}
}
xml = """
<?xml version="1.0" encoding="UTF-8"?>
<objects xmlns="http://docs.openstack.org/identity/api/v2.0">
<object attribute="value1"/>
<object attribute="value2"/>
</objects>
"""
self.assertEqualXML(serializer.to_xml(d), xml)
def test_collection_list(self):
d = {
"links": {
"next": "http://localhost:5000/v3/objects?page=3",
"previous": None,
"self": "http://localhost:5000/v3/objects"
},
"objects": [{
"attribute": "value1",
"links": {
"self": "http://localhost:5000/v3/objects/abc123def",
"anotherobj": "http://localhost:5000/v3/anotherobjs/123"
}
}, {
"attribute": "value2",
"links": {
"self": "http://localhost:5000/v3/objects/abc456"
}
}]}
xml = """
<?xml version="1.0" encoding="UTF-8"?>
<objects xmlns="http://docs.openstack.org/identity/api/v2.0">
<object attribute="value1">
<links>
<link rel="self"
href="http://localhost:5000/v3/objects/abc123def"/>
<link rel="anotherobj"
href="http://localhost:5000/v3/anotherobjs/123"/>
</links>
</object>
<object attribute="value2">
<links>
<link rel="self"
href="http://localhost:5000/v3/objects/abc456"/>
</links>
</object>
<links>
<link rel="self"
href="http://localhost:5000/v3/objects"/>
<link rel="next"
href="http://localhost:5000/v3/objects?page=3"/>
</links>
</objects>
"""
self.assertSerializeDeserialize(d, xml)
def test_collection_member(self):
d = {
"object": {
"attribute": "value",
"links": {
"self": "http://localhost:5000/v3/objects/abc123def",
"anotherobj": "http://localhost:5000/v3/anotherobjs/123"}}}
xml = """
<?xml version="1.0" encoding="UTF-8"?>
<object xmlns="http://docs.openstack.org/identity/api/v2.0"
attribute="value">
<links>
<link rel="self"
href="http://localhost:5000/v3/objects/abc123def"/>
<link rel="anotherobj"
href="http://localhost:5000/v3/anotherobjs/123"/>
</links>
</object>
"""
self.assertSerializeDeserialize(d, xml)