python-novaclient/tests/fakes.py

74 lines
2.2 KiB
Python

"""
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.
"""
def assert_has_keys(dict, required=[], optional=[]):
keys = dict.keys()
for k in required:
try:
assert k in keys
except AssertionError:
extra_keys = set(keys).difference(set(required + optional))
raise AssertionError("found unexpected keys: %s" %
list(extra_keys))
class FakeClient(object):
def assert_called(self, method, url, body=None, pos=-1):
"""
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:
if self.client.callstack[pos][2] != body:
raise AssertionError('%r != %r' %
(self.client.callstack[pos][2], body))
def assert_called_anytime(self, method, url, 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
self.client.callstack = []
def clear_callstack(self):
self.client.callstack = []
def authenticate(self):
pass