def open(self, opentype):
# used for lower-level objects, delegated up from childunslicer.open
assert len(self.protocol.receiveStack) > 1
if opentype[0] == 'copyable':
if len(opentype) > 1:
classname = opentype[1]
try:
factory = copyable.CopyableRegistry[classname]
except KeyError:
raise Violation("unknown RemoteCopy class '%s'" \
% classname)
child = factory()
child.broker = self.broker
return child
else:
return None # still need classname
for reg in self.openRegistry:
opener = reg.get(opentype)
if opener is not None:
child = opener()
break
else:
raise Violation("unknown OPEN type %s" % (opentype, ))
child.broker = self.broker
return child
def openerCheckToken(self, typebyte, size, opentype):
if typebyte == tokens.STRING:
if len(opentype) == 0:
if size > self.maxIndexLength:
why = "first opentype STRING token is too long, %d>%d" % \
(size, self.maxIndexLength)
raise Violation(why)
if opentype == ("copyable", ):
# TODO: this is silly, of course (should pre-compute maxlen)
maxlen = reduce(max,
[len(cname) \
for cname in copyable.CopyableRegistry.keys()]
)
if size > maxlen:
why = "copyable-classname token is too long, %d>%d" % \
(size, maxlen)
raise Violation(why)
elif typebyte == tokens.VOCAB:
return
else:
# TODO: hack for testing
raise Violation("index token 0x%02x not STRING or VOCAB" % \
ord(typebyte))
raise BananaError("index token 0x%02x not STRING or VOCAB" % \
ord(typebyte))
def testReject2(self):
req = TestRequest(12)
req.setConstraint(schema.makeConstraint(int))
self.broker.addRequest(req)
u = self.newUnslicer()
u.checkToken(INT, 0)
u.receiveChild(12)
self.failUnlessRaises(Violation, u.checkToken, STRING, 42)
self.failIf(req.answers)
v = Violation("icky")
v.setLocation("here")
u.reportViolation(BananaFailure(v))
self.failUnlessEqual(len(req.answers), 1)
err = req.answers[0]
self.failIf(err[0])
f = err[1]
self.failUnless(f.check(Violation))
def testReject2(self):
# answer a request with a result that violates the constraint
req = TestRequest(12)
req.setConstraint(schema.makeConstraint(int))
self.broker.addRequest(req)
u = self.newUnslicer()
u.checkToken(INT, 0)
u.receiveChild(12)
self.failUnlessRaises(Violation, u.checkToken, STRING, 42)
# this does not yet errback the request
self.failIf(req.answers)
# it gets errbacked when banana reports the violation
v = Violation("icky")
v.setLocation("here")
u.reportViolation(BananaFailure(v))
self.failUnlessEqual(len(req.answers), 1)
err = req.answers[0]
self.failIf(err[0])
f = err[1]
self.failUnless(f.check(Violation))
def testReject2(self):
# answer a request with a result that violates the constraint
req = TestRequest(12)
req.setConstraint(schema.makeConstraint(int))
self.broker.addRequest(req)
u = self.newUnslicer()
u.checkToken(INT, 0)
u.receiveChild(12)
self.failUnlessRaises(Violation, u.checkToken, STRING, 42)
# this does not yet errback the request
self.failIf(req.answers)
# it gets errbacked when banana reports the violation
v = Violation("icky")
v.setLocation("here")
u.reportViolation(BananaFailure(v))
self.failUnlessEqual(len(req.answers), 1)
err = req.answers[0]
self.failIf(err[0])
f = err[1]
self.failUnless(f.check(Violation))
def getRequest(self, reqID):
# invoked by AnswerUnslicer and ErrorUnslicer
try:
return self.waitingForAnswers[reqID]
except KeyError:
raise Violation("non-existent reqID '%d'" % reqID)
