def testClassSecurity(self):
"""
test for class-level security of serialization
"""
taster = jelly.SecurityOptions()
taster.allowInstancesOf(A, B)
a = A()
b = B()
c = C()
# add a little complexity to the data
a.b = b
a.c = c
# and a backreference
a.x = b
b.c = c
# first, a friendly insecure serialization
friendly = jelly.jelly(a, taster)
x = jelly.unjelly(friendly, taster)
assert isinstance(x.c, jelly.Unpersistable), "C came back: %s" % x.c.__class__
# now, a malicious one
mean = jelly.jelly(a)
try:
x = jelly.unjelly(mean, taster)
assert 0, "x came back: %s" % x
except jelly.InsecureJelly:
# OK
pass
assert x.x is x.b, "Identity mismatch"
def test_classSecurity(self):
"""
Test for class-level security of serialization.
"""
taster = jelly.SecurityOptions()
taster.allowInstancesOf(A, B)
a = A()
b = B()
c = C()
# add a little complexity to the data
a.b = b
a.c = c
# and a backreference
a.x = b
b.c = c
# first, a friendly insecure serialization
friendly = jelly.jelly(a, taster)
x = jelly.unjelly(friendly, taster)
self.assertIsInstance(x.c, jelly.Unpersistable)
# now, a malicious one
mean = jelly.jelly(a)
self.assertRaises(jelly.InsecureJelly, jelly.unjelly, mean, taster)
self.assertIdentical(x.x, x.b, "Identity mismatch")
# test class serialization
friendly = jelly.jelly(A, taster)
x = jelly.unjelly(friendly, taster)
self.assertIdentical(x, A, "A came back: %s" % x)
def testLotsaTypes(self):
"""
test for all types currently supported in jelly
"""
a = A()
jelly.unjelly(jelly.jelly(a))
jelly.unjelly(jelly.jelly(a.amethod))
items = [afunc, [1, 2, 3], not bool(1), bool(1), 'test', 20.3, (1,2,3), None, A, unittest, {'a':1}, A.amethod]
for i in items:
self.assertEquals(i, jelly.unjelly(jelly.jelly(i)))
def testSerialize(self):
text = N_("Something is really wrong.")
self.cmsg = messages.Error(T_(text))
self.mmsg = jelly.unjelly(jelly.jelly(self.cmsg))
t = self.mmsg.translatables[0]
self.assertEquals(t.format, "Something is really wrong.")
self.assertEquals(self.mmsg.level, messages.ERROR)
self.amsg = jelly.unjelly(jelly.jelly(self.mmsg))
t = self.amsg.translatables[0]
self.assertEquals(t.format, "Something is really wrong.")
self.assertEquals(self.amsg.level, messages.ERROR)
def testTypeSecurity(self):
"""
test for type-level security of serialization
"""
taster = jelly.SecurityOptions()
dct = jelly.jelly({})
try:
jelly.unjelly(dct, taster)
assert 0, "Insecure Jelly unjellied successfully."
except jelly.InsecureJelly:
# OK, works
pass
def test_deprecatedUnjellyingInstanceAtom(self):
"""
Unjellying the instance atom is deprecated with 15.0.0.
"""
jelly.unjelly(["instance", ["class", "twisted.test.test_jelly.A"], ["dictionary"]])
warnings = self.flushWarnings()
self.assertEqual(len(warnings), 1)
self.assertEqual(
warnings[0]["message"],
"Unjelly support for the instance atom is deprecated since "
"Twisted 15.0.0. Upgrade peer for modern instance support.",
)
self.assertEqual(warnings[0]["category"], DeprecationWarning)
def testPersistentStorage(self):
perst = [{}, 1]
def persistentStore(obj, jel, perst = perst):
perst[1] = perst[1] + 1
perst[0][perst[1]] = obj
return str(perst[1])
def persistentLoad(pidstr, unj, perst = perst):
pid = int(pidstr)
return perst[0][pid]
a = SimpleJellyTest(1, 2)
b = SimpleJellyTest(3, 4)
c = SimpleJellyTest(5, 6)
a.b = b
a.c = c
c.b = b
jel = jelly.jelly(a, persistentStore = persistentStore)
x = jelly.unjelly(jel, persistentLoad = persistentLoad)
assert x.b is x.c.b, "Identity failure."
# assert len(perst) == 3, "persistentStore should only be called 3 times."
assert perst[0], "persistentStore was not called."
assert x.b is a.b, "Persistent storage identity failure."
def test_persistentStorage(self):
perst = [{}, 1]
def persistentStore(obj, jel, perst=perst):
perst[1] = perst[1] + 1
perst[0][perst[1]] = obj
return str(perst[1])
def persistentLoad(pidstr, unj, perst=perst):
pid = int(pidstr)
return perst[0][pid]
a = SimpleJellyTest(1, 2)
b = SimpleJellyTest(3, 4)
c = SimpleJellyTest(5, 6)
a.b = b
a.c = c
c.b = b
jel = jelly.jelly(a, persistentStore=persistentStore)
x = jelly.unjelly(jel, persistentLoad=persistentLoad)
self.assertIdentical(x.b, x.c.b)
self.failUnless(perst[0], "persistentStore was not called.")
self.assertIdentical(x.b, a.b, "Persistent storage identity failure.")
def test_twiceUnjelliedFailureCheck(self):
"""
The object which results from jellying a L{CopyableFailure}, unjellying
the result, creating a new L{CopyableFailure} from the result of that,
jellying it, and finally unjellying the result of that has a check
method which behaves the same way as the original L{CopyableFailure}'s
check method.
"""
original = pb.CopyableFailure(ZeroDivisionError())
self.assertIdentical(original.check(ZeroDivisionError), ZeroDivisionError)
self.assertIdentical(original.check(ArithmeticError), ArithmeticError)
copiedOnce = jelly.unjelly(jelly.jelly(original, invoker=DummyInvoker()))
derivative = pb.CopyableFailure(copiedOnce)
copiedTwice = jelly.unjelly(jelly.jelly(derivative, invoker=DummyInvoker()))
self.assertIdentical(copiedTwice.check(ZeroDivisionError), ZeroDivisionError)
self.assertIdentical(copiedTwice.check(ArithmeticError), ArithmeticError)
def test_moreReferences(self):
a = []
t = (a,)
a.append((t,))
s = jelly.jelly(t)
z = jelly.unjelly(s)
self.assertIdentical(z[0][0][0], z)
def test_methodSelfIdentity(self):
a = A()
b = B()
a.bmethod = b.bmethod
b.a = a
im_ = jelly.unjelly(jelly.jelly(b)).a.bmethod
self.assertEqual(im_.im_class, im_.im_self.__class__)
def testInvalidate(self):
mcomp = planet.ManagerComponentState()
mflow = planet.ManagerFlowState()
mstate = planet.ManagerPlanetState()
mflow.append('components', mcomp)
mstate.append('flows', mflow)
astate = jelly.unjelly(jelly.jelly(mstate))
self.failUnless(isinstance(astate, planet.AdminPlanetState))
aflow, = astate.get('flows')
acomp, = aflow.get('components')
invalidates = []
def invalidate(obj):
invalidates.append(obj)
astate.addListener(self, invalidate=invalidate)
aflow.addListener(self, invalidate=invalidate)
acomp.addListener(self, invalidate=invalidate)
self.assertEquals(invalidates, [])
astate.invalidate()
self.assertEquals(invalidates, [acomp, aflow, astate])
def test_typeBuiltin(self):
"""
Test that a builtin type can be jellied and unjellied to the original
type.
"""
t = [str]
r = jelly.unjelly(jelly.jelly(t))
self.assertEqual(t, r)
def test_dateTime(self):
dtn = datetime.datetime.now()
dtd = datetime.datetime.now() - dtn
input = [dtn, dtd]
c = jelly.jelly(input)
output = jelly.unjelly(c)
self.assertEqual(input, output)
self.assertNotIdentical(input, output)
def test_typeNewStyle(self):
"""
Test that a new style class type can be jellied and unjellied
to the original type.
"""
t = [D]
r = jelly.unjelly(jelly.jelly(t))
self.assertEqual(t, r)
def decodeObjectRaw(toDecode):
"""
Decodes the object the same as decodeObject but doesn't upgrade it.
"""
jellyData = decodeToList(toDecode)
fixDataForMovedObjects(jellyData)
decoded = jelly.unjelly(jellyData[0])
return decoded
def test_stressReferences(self):
reref = []
toplevelTuple = ({"list": reref}, reref)
reref.append(toplevelTuple)
s = jelly.jelly(toplevelTuple)
z = jelly.unjelly(s)
self.assertIdentical(z[0]["list"], z[1])
self.assertIdentical(z[0]["list"][0], z)
def test_typeOldStyle(self):
"""
Test that an old style class type can be jellied and unjellied
to the original type.
"""
t = [C]
r = jelly.unjelly(jelly.jelly(t))
self.assertEquals(t, r)
def test_stressReferences(self):
reref = []
toplevelTuple = ({'list': reref}, reref)
reref.append(toplevelTuple)
s = jelly.jelly(toplevelTuple)
z = jelly.unjelly(s)
self.assertIs(z[0]['list'], z[1])
self.assertIs(z[0]['list'][0], z)
def test_simple(self):
"""
Simplest test case.
"""
self.failUnless(SimpleJellyTest("a", "b").isTheSameAs(SimpleJellyTest("a", "b")))
a = SimpleJellyTest(1, 2)
cereal = jelly.jelly(a)
b = jelly.unjelly(cereal)
self.failUnless(a.isTheSameAs(b))
def testSimple(self):
"""
simplest test case
"""
assert SimpleJellyTest('a', 'b').isTheSameAs(SimpleJellyTest('a', 'b'))
a = SimpleJellyTest(1, 2)
cereal = jelly.jelly(a)
b = jelly.unjelly(cereal)
assert a.isTheSameAs(b)
def testSimple(self):
"""
simplest test case
"""
self.failUnless(SimpleJellyTest('a', 'b').isTheSameAs(SimpleJellyTest('a', 'b')))
a = SimpleJellyTest(1, 2)
cereal = jelly.jelly(a)
b = jelly.unjelly(cereal)
self.failUnless(a.isTheSameAs(b))
def _testSecurity(self, inputList, atom):
"""
Helper test method to test security options for a type.
@param inputList: a sample input for the type.
@param inputList: C{list}
@param atom: atom identifier for the type.
@type atom: C{str}
"""
c = jelly.jelly(inputList)
taster = jelly.SecurityOptions()
taster.allowBasicTypes()
# By default, it should succeed
jelly.unjelly(c, taster)
taster.allowedTypes.pop(atom)
# But it should raise an exception when disallowed
self.assertRaises(jelly.InsecureJelly, jelly.unjelly, c, taster)
def testStressReferences(self):
reref = []
toplevelTuple = ({'list': reref}, reref)
reref.append(toplevelTuple)
s = jelly.jelly(toplevelTuple)
print s
z = jelly.unjelly(s)
assert z[0]['list'] is z[1]
assert z[0]['list'][0] is z
def unserialize(self, sexp, perspective=None):
"""Unjelly an sexp according to the local security rules for this broker.
"""
self.unserializingPerspective = perspective
try:
return unjelly(sexp, self.security, None, self)
finally:
self.unserializingPerspective = None
def test_simple(self):
"""
Simplest test case.
"""
self.assertTrue(SimpleJellyTest('a', 'b').isTheSameAs(
SimpleJellyTest('a', 'b')))
a = SimpleJellyTest(1, 2)
cereal = jelly.jelly(a)
b = jelly.unjelly(cereal)
self.assertTrue(a.isTheSameAs(b))
def testNewStyle(self):
n = NewStyle()
n.x = 1
n2 = NewStyle()
n.n2 = n2
n.n3 = n2
c = jelly.jelly(n)
m = jelly.unjelly(c)
self.failUnless(isinstance(m, NewStyle))
self.assertIdentical(m.n2, m.n3)
def test_newStyleClassesAttributes(self):
n = TestNode()
n1 = TestNode(n)
n11 = TestNode(n1)
n2 = TestNode(n)
# Jelly it
jel = jelly.jelly(n)
m = jelly.unjelly(jel)
# Check that it has been restored ok
self._check_newstyle(n, m)
def test_newStyle(self):
n = D()
n.x = 1
n2 = D()
n.n2 = n2
n.n3 = n2
c = jelly.jelly(n)
m = jelly.unjelly(c)
self.assertIsInstance(m, D)
self.assertIdentical(m.n2, m.n3)
def test_frozenset(self):
"""
Jellying C{frozenset} instances and then unjellying the result
should produce objects which represent the values of the original
inputs.
"""
inputList = [frozenset([1, 2, 3])]
output = jelly.unjelly(jelly.jelly(inputList))
self.assertEqual(inputList, output)
self.assertNotIdentical(inputList, output)
def test_setState(self):
global TupleState
class TupleState:
def __init__(self, other):
self.other = other
def __getstate__(self):
return (self.other, )
def __setstate__(self, state):
self.other = state[0]
def __hash__(self):
return hash(self.other)
a = A()
t1 = TupleState(a)
t2 = TupleState(a)
t3 = TupleState((t1, t2))
d = {t1: t1, t2: t2, t3: t3, "t3": t3}
t3prime = jelly.unjelly(jelly.jelly(d))["t3"]
self.assertIs(t3prime.other[0].other, t3prime.other[1].other)
def testUnicode(self):
if hasattr(types, 'UnicodeType'):
x = unicode('blah')
y = jelly.unjelly(jelly.jelly(x))
self.assertEquals(x, y)
self.assertEquals(type(x), type(y))
def setUp(self):
self.mstate = planet.ManagerComponentState()
self.astate = jelly.unjelly(jelly.jelly(self.mstate))
self.astate.addListener(self, set_=self.stateSet)
self.changes = []
def setUp(self):
self.mstate = planet.ManagerComponentState()
self.astate = jelly.unjelly(jelly.jelly(self.mstate))
self.failUnless(isinstance(self.astate, planet.AdminComponentState))
def mset(self, key, value):
# helper function to set on manager state and propagate
self.mstate.set(key, value)
self.astate = jelly.unjelly(jelly.jelly(self.mstate))
def _createComponent(self, dict):
mstate = planet.ManagerComponentState()
for key in dict.keys():
mstate.set(key, dict[key])
astate = jelly.unjelly(jelly.jelly(mstate))
return astate
def test_simpleCircle(self):
jelly.setUnjellyableForClass(ClassA, ClassA)
jelly.setUnjellyableForClass(ClassB, ClassB)
a = jelly.unjelly(jelly.jelly(ClassA()))
self.assertIs(a.ref.ref, a,
"Identity not preserved in circular reference")
def decode(self, data):
security = SecurityOptions()
security.allowBasicTypes()
bananaMessage = bananaDecode(data)
return unjelly(bananaMessage, taster=security)
def test_newStyleClasses(self):
j = jelly.jelly(D)
uj = jelly.unjelly(D)
self.assertIdentical(D, uj)
def test_unicode(self):
x = unicode('blah')
y = jelly.unjelly(jelly.jelly(x))
self.assertEqual(x, y)
self.assertEqual(type(x), type(y))
def test_newStyleClasses(self):
uj = jelly.unjelly(D)
self.assertIs(D, uj)
def testLotsaTypes(self):
"""
test for all types currently supported in jelly
"""
a = A()
# instance
jelly.unjelly(jelly.jelly(a))
a = A()
jelly.unjelly(jelly.jelly(a.amethod)) # method
jelly.unjelly(jelly.jelly(afunc)) # function
jelly.unjelly(jelly.jelly([1, 2, 3])) # list
jelly.unjelly(jelly.jelly('test')) # string
jelly.unjelly(jelly.jelly(50.3)) # float
jelly.unjelly(jelly.jelly((1, 2, 3))) # tuple
def testJelly(self):
a = enum.EnumClass('FooType', ('Foo', 'Bar'))
self.assertEquals(jelly.unjelly(jelly.jelly(a.Foo)), a.Foo)
self.assertEquals(jelly.unjelly(jelly.jelly(a.Bar)), a.Bar)
self.assertNotEquals(jelly.unjelly(jelly.jelly(a.Foo)), a.Bar)
self.assertNotEquals(jelly.unjelly(jelly.jelly(a.Bar)), a.Foo)
def test_str(self):
x = "blah"
y = jelly.unjelly(jelly.jelly(x))
self.assertEqual(x, y)
self.assertEqual(type(x), type(y))
def setUp(self):
self.wizard = ConfigurationAssistant()
self.wizard.admin = TestAdmin('user', 'test')
s = worker.ManagerWorkerHeavenState()
s.set('names', ['localhost'])
self.workerHeavenState = jelly.unjelly(jelly.jelly(s))
