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Tests for error handling in PB.
iN( t StringIO( t unittest( t pbt flavorst jelly( t reactort defer( t logt AsynchronousExceptionc B s e Z d Z RS( s
Helper used to test remote methods which return Deferreds which fail with
exceptions which are not L{pb.Error} subclasses.
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__module__t __doc__( ( ( s? /usr/lib/python2.7/dist-packages/twisted/test/test_pbfailure.pyR s t SynchronousExceptionc B s e Z d Z RS( sm
Helper used to test remote methods which raise exceptions which are not
L{pb.Error} subclasses.
( R R
R ( ( ( s? /usr/lib/python2.7/dist-packages/twisted/test/test_pbfailure.pyR s t AsynchronousErrorc B s e Z d Z RS( s
Helper used to test remote methods which return Deferreds which fail with
exceptions which are L{pb.Error} subclasses.
( R R
R ( ( ( s? /usr/lib/python2.7/dist-packages/twisted/test/test_pbfailure.pyR
" s t SynchronousErrorc B s e Z d Z RS( si
Helper used to test remote methods which raise exceptions which are
L{pb.Error} subclasses.
( R R
R ( ( ( s? /usr/lib/python2.7/dist-packages/twisted/test/test_pbfailure.pyR ) s t
JellyErrorc B s e Z RS( ( R R
( ( ( s? /usr/lib/python2.7/dist-packages/twisted/test/test_pbfailure.pyR 1 s t
SecurityErrorc B s e Z RS( ( R R
( ( ( s? /usr/lib/python2.7/dist-packages/twisted/test/test_pbfailure.pyR 5 s t
SimpleRootc B sq e Z d Z d Z d Z d Z d Z d Z d Z d Z d Z
d d Z d d
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RS( c C s t j t d S( sD
Fail asynchronously with a non-pb.Error exception.
s remote asynchronous exception( R t failR ( t self( ( s? /usr/lib/python2.7/dist-packages/twisted/test/test_pbfailure.pyt remote_asynchronousExceptionA s c C s t d d S( sC
Fail synchronously with a non-pb.Error exception.
s remote synchronous exceptionN( R ( R ( ( s? /usr/lib/python2.7/dist-packages/twisted/test/test_pbfailure.pyt remote_synchronousExceptionG s c C s t j t d S( s@
Fail asynchronously with a pb.Error exception.
s remote asynchronous error( R R R
( R ( ( s? /usr/lib/python2.7/dist-packages/twisted/test/test_pbfailure.pyt remote_asynchronousErrorM s c C s t d d S( s?
Fail synchronously with a pb.Error exception.
s remote synchronous errorN( R ( R ( ( s? /usr/lib/python2.7/dist-packages/twisted/test/test_pbfailure.pyt remote_synchronousErrorS s c C s) d t j f d Y} | d d S( s>
Fail with error that is not known to client.
t UnknownErrorc B s e Z RS( ( R R
( ( ( s? /usr/lib/python2.7/dist-packages/twisted/test/test_pbfailure.pyR ] s s I'm not known to client!N( R t Error( R R ( ( s? /usr/lib/python2.7/dist-packages/twisted/test/test_pbfailure.pyt remote_unknownErrorY s c C s | j d S( N( t
raiseJelly( R ( ( s? /usr/lib/python2.7/dist-packages/twisted/test/test_pbfailure.pyt remote_jellya s c C s | j d S( N( t
raiseSecurity( R ( ( s? /usr/lib/python2.7/dist-packages/twisted/test/test_pbfailure.pyt remote_securityd s c C s- t j } | j | j | j d | S( N( R t Deferredt addCallbackR t callbackt None( R t d( ( s? /usr/lib/python2.7/dist-packages/twisted/test/test_pbfailure.pyt remote_deferredJellyg s
c C s- t j } | j | j | j d | S( N( R R R R R! R" ( R R# ( ( s? /usr/lib/python2.7/dist-packages/twisted/test/test_pbfailure.pyt remote_deferredSecuritym s
c C s t d d S( Ns I'm jellyable!( R ( R t results( ( s? /usr/lib/python2.7/dist-packages/twisted/test/test_pbfailure.pyR s s c C s t d d S( Ns I'm secure!( R ( R R& ( ( s? /usr/lib/python2.7/dist-packages/twisted/test/test_pbfailure.pyR v s N( R R
R R R R R R R R$ R% R" R R ( ( ( s? /usr/lib/python2.7/dist-packages/twisted/test/test_pbfailure.pyR @ s t SaveProtocolServerFactoryc B s e Z d Z d Z d Z RS( sd
A L{pb.PBServerFactory} that saves the latest connected client in
C{protocolInstance}.
c C s
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Keep track of the given protocol.
N( t protocolInstance( R t protocol( ( s? /usr/lib/python2.7/dist-packages/twisted/test/test_pbfailure.pyt clientConnectionMade s N( R R
R R" R( R* ( ( ( s? /usr/lib/python2.7/dist-packages/twisted/test/test_pbfailure.pyR' { s t PBConnTestCasec B sD e Z d Z d Z d Z d Z d Z d Z d Z RS( i c C s | j | j d S( N( t _setUpServert _setUpClient( R ( ( s? /usr/lib/python2.7/dist-packages/twisted/test/test_pbfailure.pyt setUp s
c C sC t t | _ | j | j _ t j d | j d d | _ d S( Ni t interfaces 127.0.0.1( R' R t
serverFactoryt unsafeTracebacksR t listenTCPt
serverPort( R ( ( s? /usr/lib/python2.7/dist-packages/twisted/test/test_pbfailure.pyR, s c C s@ | j j j } t j | _ t j d | | j | _ d S( Ns 127.0.0.1( R3 t getHostt portR t PBClientFactoryt
clientFactoryR t
connectTCPt clientConnector( R t portNo( ( s? /usr/lib/python2.7/dist-packages/twisted/test/test_pbfailure.pyR- s c C sG | j j d k r( | j j j j n t j | j | j g S( N( R0 R( R" t transportt loseConnectionR t
gatherResultst _tearDownServert _tearDownClient( R ( ( s? /usr/lib/python2.7/dist-packages/twisted/test/test_pbfailure.pyt tearDown s
c C s t j | j j S( N( R t
maybeDeferredR3 t
stopListening( R ( ( s? /usr/lib/python2.7/dist-packages/twisted/test/test_pbfailure.pyR> s c C s | j j t j d S( N( R9 t
disconnectR t succeedR" ( R ( ( s? /usr/lib/python2.7/dist-packages/twisted/test/test_pbfailure.pyR? s
( R R
R1 R. R, R- R@ R> R? ( ( ( s? /usr/lib/python2.7/dist-packages/twisted/test/test_pbfailure.pyR+ s t
PBFailureTestc B s e Z e j j Z d Z d Z d Z d Z d Z
d Z d Z d d Z d Z d Z d
Z d Z d Z d
Z d Z d Z d Z e j d d k r d e _ n RS( c sG f d j j } f d } | j | | S( Nc sd | j j | j d rN j } j t | d n | j | j | j f S( Ns Traceback unavailable
i ( t trapt comparet tracebackt flushLoggedErrorst assertEqualt lent typet value( t errt errs( R t
exceptionTypet flush( s? /usr/lib/python2.7/dist-packages/twisted/test/test_pbfailure.pyt eb s
c s | j } | j | S( N( t
callRemotet
addErrback( t rootR# ( RR t method( s? /usr/lib/python2.7/dist-packages/twisted/test/test_pbfailure.pyt
gotRootObject s
( R7 t
getRootObjectR ( R RV RP RQ R# RW ( ( R RP RR RQ RV s? /usr/lib/python2.7/dist-packages/twisted/test/test_pbfailure.pyt _exceptionTest s
c C s | j d t t S( s
Test that a Deferred returned by a remote method which already has a
Failure correctly has that error passed back to the calling side.
t asynchronousException( RY R t True( R ( ( s? /usr/lib/python2.7/dist-packages/twisted/test/test_pbfailure.pyt test_asynchronousException s c C s | j d t t S( sw
Like L{test_asynchronousException}, but for a method which raises an
exception synchronously.
t synchronousException( RY R R[ ( R ( ( s? /usr/lib/python2.7/dist-packages/twisted/test/test_pbfailure.pyt test_synchronousException s c C s | j d t t S( s
Like L{test_asynchronousException}, but for a method which returns a
Deferred failing with an L{pb.Error} subclass.
t asynchronousError( RY R
t False( R ( ( s? /usr/lib/python2.7/dist-packages/twisted/test/test_pbfailure.pyt test_asynchronousError s c C s | j d t t S( s}
Like L{test_asynchronousError}, but for a method which synchronously
raises a L{pb.Error} subclass.
t synchronousError( RY R R` ( R ( ( s? /usr/lib/python2.7/dist-packages/twisted/test/test_pbfailure.pyt test_synchronousError s c C s | j | | | S( N( RJ ( R t resultt expectedResult( ( s? /usr/lib/python2.7/dist-packages/twisted/test/test_pbfailure.pyt _success s c C s | j | j | d | f | S( Nt callbackArgs( t addCallbacksRf ( R t
remoteCallRe RR ( ( s? /usr/lib/python2.7/dist-packages/twisted/test/test_pbfailure.pyt _addFailingCallbacks s
c s; j j } f d } | j | | S( s
Call the given remote method and attach the given errback to the
resulting Deferred. If C{exc} is not None, also assert that one
exception of that type was logged.
c sP j | j } d k rL f d } | j | n | S( Nc s# j t j d | S( Ni ( RJ RK RI ( RN ( R t exc( s? /usr/lib/python2.7/dist-packages/twisted/test/test_pbfailure.pyt
gotFailure s ( Rj RS R" t addBoth( t objt failureDeferredRl ( Rk R RR t expectedRV ( s? /usr/lib/python2.7/dist-packages/twisted/test/test_pbfailure.pyt
gotRootObj s
( R7 RX R ( R RV Rp RR Rk t rootDeferredRq ( ( Rk R RV Rp RR s? /usr/lib/python2.7/dist-packages/twisted/test/test_pbfailure.pyt _testImpl s
c s" f d } j d d | S( s
Test that an exception which is a subclass of L{pb.Error} has more
information passed across the network to the calling side.
c sF | j t j t | j t j t | j | j d S( Ni+ ( RF R t failIft
isinstanceRL t strt
failUnlessRM ( R ( R ( s? /usr/lib/python2.7/dist-packages/twisted/test/test_pbfailure.pyt failureJelly s
R i+ ( Rs ( R Rx ( ( R s? /usr/lib/python2.7/dist-packages/twisted/test/test_pbfailure.pyt test_jellyFailure s c s" f d } j d d | S( s
Test that a Deferred which fails with a L{pb.Error} is treated in
the same way as a synchronously raised L{pb.Error}.
c sF | j t j t | j t j t | j | j d S( Ni ( RF R Rt Ru RL Rv Rw RM ( R ( R ( s? /usr/lib/python2.7/dist-packages/twisted/test/test_pbfailure.pyt failureDeferredJelly s
t
deferredJellyi ( Rs ( R Rz ( ( R s? /usr/lib/python2.7/dist-packages/twisted/test/test_pbfailure.pyt test_deferredJellyFailure s c s" f d } j d d | S( s
An non-jellyable L{pb.Error} subclass raised by a remote method is
turned into a Failure with a type set to the FQPN of the exception
type.
c s j | j d d S( Ns, twisted.test.test_pbfailure.SynchronousErrori ( RJ RL ( R ( R ( s? /usr/lib/python2.7/dist-packages/twisted/test/test_pbfailure.pyt failureUnjellyable" s
Rb i ( Rs ( R R} ( ( R s? /usr/lib/python2.7/dist-packages/twisted/test/test_pbfailure.pyt test_unjellyableFailure s c s" f d } j d d | S( s
Test that an exception which is a subclass of L{pb.Error} but not
known on the client side has its type set properly.
c s j | j d d S( Ns( twisted.test.test_pbfailure.UnknownErrori ( RJ RL ( R ( R ( s? /usr/lib/python2.7/dist-packages/twisted/test/test_pbfailure.pyt failureUnknown. s
t unknownErrori ( Rs ( R R ( ( R s? /usr/lib/python2.7/dist-packages/twisted/test/test_pbfailure.pyt test_unknownFailure) s c s" f d } j d d | S( s
Test that even if an exception is not explicitly jellyable (by being
a L{pb.Jellyable} subclass), as long as it is an L{pb.Error}
subclass it receives the same special treatment.
c sF | j t j t | j t j t | j | j d S( Ni ( RF R Rt Ru RL Rv Rw RM ( R ( R ( s? /usr/lib/python2.7/dist-packages/twisted/test/test_pbfailure.pyt failureSecurity; s
t securityi ( Rs ( R R ( ( R s? /usr/lib/python2.7/dist-packages/twisted/test/test_pbfailure.pyt test_securityFailure5 s c s" f d } j d d | S( s
Test that a Deferred which fails with a L{pb.Error} which is not
also a L{pb.Jellyable} is treated in the same way as a synchronously
raised exception of the same type.
c sF | j t j t | j t j t | j | j d S( Ni ( RF R Rt Ru RL Rv Rw RM ( R ( R ( s? /usr/lib/python2.7/dist-packages/twisted/test/test_pbfailure.pyt failureDeferredSecurityI s
t deferredSecurityi ( Rs ( R R ( ( R s? /usr/lib/python2.7/dist-packages/twisted/test/test_pbfailure.pyt test_deferredSecurityC s c s% f d } j d d | t S( s
Test that attempting to call a method which is not defined correctly
results in an AttributeError on the calling side.
c s' | j t j j | j d d S( Ns Traceback unavailable
i ( RF R t NoSuchMethodRG RH ( R ( R ( s? /usr/lib/python2.7/dist-packages/twisted/test/test_pbfailure.pyt
failureNoSuchV s t nosuchi ( Rs t AttributeError( R R ( ( R s? /usr/lib/python2.7/dist-packages/twisted/test/test_pbfailure.pyt test_noSuchMethodFailureQ s c sE j j } d } | j | f d } | j | | S( s
Test that a copied failure received from a PB call can be logged
locally.
Note: this test needs some serious help: all it really tests is that
log.err(copiedFailure) doesn't raise an exception.
c S s
| j d S( NR] ( RS ( t rootObj( ( s? /usr/lib/python2.7/dist-packages/twisted/test/test_pbfailure.pyt connectedg s c s6 t j | j t } j t | d d S( Ni ( R RN RI R RJ RK ( t failureRO ( R ( s? /usr/lib/python2.7/dist-packages/twisted/test/test_pbfailure.pyt exceptionk s
( R7 RX R RT ( R R# R R ( ( R s? /usr/lib/python2.7/dist-packages/twisted/test/test_pbfailure.pyt test_copiedFailureLogging] s
c s t j t d } t j t j | d t } g f d } | } | j d j t | j
| j t d d } j | j
d j | j d j | j d d S(
s
L{pb.CopiedFailure.throwExceptionIntoGenerator} will throw a
L{RemoteError} into the given paused generator at the point where it
last yielded.
t foot invokerc 3 s@ y d VWn# t j k
r. } j | n X j d d S( Ns RemoteError not raised( R" R t RemoteErrort appendR ( Rk ( R R ( s? /usr/lib/python2.7/dist-packages/twisted/test/test_pbfailure.pyt
generatorFunc} s
i i s exceptions.AttributeErrors Traceback unavailable
N( R ( R t CopyableFailureR R t unjellyt DummyInvokert sendR" t assertRaisest
StopIterationt throwExceptionIntoGeneratorRJ RK t
remoteTypet argst remoteTraceback( R t originalt copyR t genRk ( ( R R s? /usr/lib/python2.7/dist-packages/twisted/test/test_pbfailure.pyt test_throwExceptionIntoGeneratort s !
i i s< throwExceptionIntoGenerator is not supported in Python < 2.5N( i i ( R R
R t TestCaseRJ RG RY R\ R^ Ra Rc Rf Rj R" Rs Ry R| R~ R R R R R R t syst version_infot skip( ( ( s? /usr/lib/python2.7/dist-packages/twisted/test/test_pbfailure.pyRE s(
t PBFailureTestUnsafec B s e Z e j j Z d Z RS( i ( R R
R R t failIfEqualsRG R1 ( ( ( s? /usr/lib/python2.7/dist-packages/twisted/test/test_pbfailure.pyR s R c B s e Z d Z d Z RS( sZ
A behaviorless object to be used as the invoker parameter to
L{jelly.jelly}.
N( R R
R R" t serializingPerspective( ( ( s? /usr/lib/python2.7/dist-packages/twisted/test/test_pbfailure.pyR s t FailureJellyingTestsc B s) e Z d Z d Z d Z d Z RS( s:
Tests for the interaction of jelly and failures.
c C s t j t } | j | j t t | j | j t t t j t j | d t } | j | j t t | j | j t t d S( s
An unjellied L{CopyableFailure} has a check method which behaves the
same way as the original L{CopyableFailure}'s check method.
R N( R R t ZeroDivisionErrort assertIdenticalt checkt ArithmeticErrorR R R ( R R t copied( ( s? /usr/lib/python2.7/dist-packages/twisted/test/test_pbfailure.pyt test_unjelliedFailureCheck s !c C s t j t } | j | j t t | j | j t t t j t j | d t } t j | } t j t j | d t } | j | j t t | j | j t t d S( sX
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.
R N( R R R R R R R R R ( R R t
copiedOncet
derivativet copiedTwice( ( s? /usr/lib/python2.7/dist-packages/twisted/test/test_pbfailure.pyt test_twiceUnjelliedFailureCheck s c C sf t j t d } t j t j | d t } t } | j | | j d | j d S( s
When L{CopiedFailure.printTraceback} is used to print a copied failure
which was unjellied from a L{CopyableFailure} with C{unsafeTracebacks}
set to C{False}, the string representation of the exception value is
included in the output.
s some reasonR sV Traceback from remote host -- Traceback unavailable
exceptions.Exception: some reason
N(
R R t ExceptionR R R R t printTracebackRJ t getvalue( R R R t output( ( s? /usr/lib/python2.7/dist-packages/twisted/test/test_pbfailure.pyt test_printTracebackIncludesValue s !
( R R
R R R R ( ( ( s? /usr/lib/python2.7/dist-packages/twisted/test/test_pbfailure.pyR s (& R R R t
twisted.trialR t twisted.spreadR R R t twisted.internetR R t twisted.pythonR R R R R R
R t Jellyablet
RemoteCopyR R t setUnjellyableForClasst globalSecurityt allowInstancesOft RootR t PBServerFactoryR' R R+ RE R t objectR R ( ( ( s? /usr/lib/python2.7/dist-packages/twisted/test/test_pbfailure.pyt <module> s, % ;!