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# 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.
"""
A fake server that "responds" to API methods with pre-canned responses.
All of these responses come from the spec, so if for some reason the spec's
wrong the tests might raise AssertionError. I've indicated in comments the
places where actual behavior differs from the spec.
"""
from __future__ import print_function
def assert_has_keys(dict, required=[], optional=[]):
for k in required:
try:
assert k in dict
except AssertionError:
extra_keys = set(dict).difference(set(required + optional))
raise AssertionError("found unexpected keys: %s" %
list(extra_keys))
class FakeClient(object):
def _dict_match(self, partial, real):
result = True
try:
for key, value in partial.items():
if type(value) is dict:
result = self._dict_match(value, real[key])
else:
assert real[key] == value
result = True
except (AssertionError, KeyError):
result = False
return result
def assert_called(self, method, url, body=None,
partial_body=None, pos=-1, **kwargs):
"""
Assert than an API method was just called.
"""
expected = (method, url)
called = self.client.callstack[pos][0:2]
assert self.client.callstack, ("Expected %s %s but no calls "
"were made." % expected)
assert expected == called, 'Expected %s %s; got %s %s' % (
expected + called)
if body is not None:
assert self.client.callstack[pos][2] == body
if partial_body is not None:
try:
assert self._dict_match(partial_body,
self.client.callstack[pos][2])
except AssertionError:
print(self.client.callstack[pos][2])
print("does not contain")
print(partial_body)
raise
def assert_called_anytime(self, method, url, body=None, partial_body=None):
"""
Assert than an API method was called anytime in the test.
"""
expected = (method, url)
assert self.client.callstack, ("Expected %s %s but no calls "
"were made." % expected)
found = False
for entry in self.client.callstack:
if expected == entry[0:2]:
found = True
break
assert found, 'Expected %s %s; got %s' % (
expected + (self.client.callstack, ))
if body is not None:
try:
assert entry[2] == body
except AssertionError:
print(entry[2])
print("!=")
print(body)
raise
if partial_body is not None:
try:
assert self._dict_match(partial_body, entry[2])
except AssertionError:
print(entry[2])
print("does not contain")
print(partial_body)
raise
def clear_callstack(self):
self.client.callstack = []
def authenticate(self):
pass
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