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tag: v0.6
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# Copyright (c) 2010 Inoi Oy
#
# Permission is hereby granted, free of charge, to any person
# obtaining a copy of this software and associated documentation
# files (the "Software"), to deal in the Software without
# restriction, including without limitation the rights to use, copy,
# modify, merge, publish, distribute, sublicense, and/or sell copies
# of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be
# included in all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
# BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
# ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
# CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
# SOFTWARE.
import os
import sys
import errno
import new
import shutil
import nose.tools
from tornado.httpserver import HTTPServer
from tornado.ioloop import IOLoop
def unrandom(random=None):
# Make os.urandom not so random. If user wants, a custom random
# function can be used providing keyword argument `random`
if random is None:
random = lambda x: '1' * x
def outer(func):
@nose.tools.make_decorator(func)
def wrap_urandom(*a, **kw):
_old_urandom = os.urandom
try:
os.urandom = random
func(*a, **kw)
finally:
os.urandom = _old_urandom
return wrap_urandom
return outer
def with_ioloop(func):
@nose.tools.make_decorator(func)
def wrapper(*args, **kwargs):
ioloop = IOLoop()
# Override ioloop's _run_callback to let all exceptions through
def run_callback(self, callback):
callback()
ioloop._run_callback = new.instancemethod(run_callback, ioloop)
return func(ioloop, *args, **kwargs)
return wrapper
def mkdir(*a, **kw):
try:
os.mkdir(*a, **kw)
except OSError, e:
if e.errno == errno.EEXIST:
pass
else:
raise
def find_test_name():
try:
from nose.case import Test
from nose.suite import ContextSuite
import types
def get_nose_name(its_self):
if isinstance(its_self, Test):
file_, module, class_ = its_self.address()
name = '%s:%s' % (module, class_)
return name
elif isinstance(its_self, ContextSuite):
if isinstance(its_self.context, types.ModuleType):
return its_self.context.__name__
except ImportError:
# older nose
from nose.case import FunctionTestCase, MethodTestCase
from nose.suite import TestModule
from nose.util import test_address
def get_nose_name(its_self):
if isinstance(its_self, (FunctionTestCase, MethodTestCase)):
file_, module, class_ = test_address(its_self)
name = '%s:%s' % (module, class_)
return name
elif isinstance(its_self, TestModule):
return its_self.moduleName
i = 0
while True:
i += 1
frame = sys._getframe(i)
# kludge, hunt callers upwards until we find our nose
if (frame.f_code.co_varnames
and frame.f_code.co_varnames[0] == 'self'):
its_self = frame.f_locals['self']
name = get_nose_name(its_self)
if name is not None:
return name
def maketemp():
tmp = os.path.join(os.path.dirname(__file__), 'tmp')
mkdir(tmp)
name = find_test_name()
tmp = os.path.join(tmp, name)
try:
shutil.rmtree(tmp)
except OSError, e:
if e.errno == errno.ENOENT:
pass
else:
raise
os.mkdir(tmp)
return tmp
def assert_raises(excClass, callableObj, *args, **kwargs):
"""
Like unittest.TestCase.assertRaises, but returns the exception.
"""
try:
callableObj(*args, **kwargs)
except excClass, e:
return e
except:
if hasattr(excClass,'__name__'): excName = excClass.__name__
else: excName = str(excClass)
raise AssertionError("%s not raised" % excName)
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