+ jRt^RIt^RIt^RIt^RIt^RIHt^RI H t ^RI H t !RR] P4t!RR ] P4t!R R ] P4tR# ]dRtLXi;i) z& Tests for L{twisted.internet.fdesc}. N)fdescznot supported on this platform)untilConcludes)unittestc0a]tRt^toRtRtRtRtVtR#)NonBlockingTestsz= Tests for L{fdesc.setNonBlocking} and L{fdesc.setBlocking}. c \P!4wrVP\PV4VP\PV4VP \ P !V\ P 4\P,4\P!V4VP\ P !V\ P 4\P,4R#)zB L{fdesc.setNonBlocking} sets a file description to non-blocking. N) ospipe addCleanupclose assertFalsefcntlF_GETFL O_NONBLOCKrsetNonBlocking assertTrueselfrws& 9/usr/lib/python3/dist-packages/twisted/test/test_fdesc.pytest_setNonBlocking$NonBlockingTests.test_setNonBlockingswwy !$ !$ Q 6FG Q  Au}}5 EFc \P!4wrVP\PV4VP\PV4\P !V4\P !V4VP\P!V\P4\P,4R#)z; L{fdesc.setBlocking} sets a file description to blocking. N) rr r r rr setBlockingr r rrrs& rtest_setBlocking!NonBlockingTests.test_setBlocking'swwwy !$ !$ Q ! Q 6FGrN) __name__ __module__ __qualname____firstlineno____doc__rr__static_attributes____classdictcell__ __classdict__s@rrrs G H Hrrcla]tRt^3toRtRtRtRtRtRt Rt Rt R t R t R tR tR tRtVtR#)ReadWriteTestsz4 Tests for L{fdesc.readFromFD}, L{fdesc.writeToFD}. c \P!4wVnVn\P !VP4\P !VP4R#)z7 Create a non-blocking pipe that can be used in tests. N)rr rrrrrs&rsetUpReadWriteTests.setUp8s; TVV$ TVV$rc \P!VP4\P!VP4R# \dL0i;i \dR#i;i)z Close pipes. N)rr rOSErrorrr+s&rtearDownReadWriteTests.tearDown@sS  HHTVV   HHTVV       s" A A AA A%$A%c D\P!VPV4#)z Write data to the pipe. )r writeToFDr)rds&&rwriteReadWriteTests.writeMstvvq))rc .p\P!VPVP4pVfV'd V^,#R#V#)z Read data from the pipe. r)r readFromFDrappend)rlress& rreadReadWriteTests.readSs< tvvqxx0 ;t Jrc VPR4pVPV^84VP4pVP\ V4V4VPRRVV4R#)z| Test that the number of bytes L{fdesc.writeToFD} reports as written with its return value are seen by L{fdesc.readFromFD}. shelloN)r5rr< assertEquallen)rnss& rtest_writeAndRead ReadWriteTests.test_writeAndReadasW JJx  A IIK Q# "1q)rc RR,pVPV4pVPV^84.p^p^pWB8gV^28dDVPVP44V\ VR,4, pV^, pKPRP V4pVP \ V4V4VP VRVV4R#)ze Similar to L{test_writeAndRead}, but use a much larger string to verify the behavior for that case. s 0123456879i'rN)r5rr9r<r@joinr?)rorigwrittenresult resultlengthis& rtest_writeAndReadLarge%ReadWriteTests.test_writeAndReadLargels u$**T" ! $ $B MM$))+ & Cr O +L FA&! Vg. hw0rc .p\P!VPVP4pVP V.4VP V4R#)z Verify that reading from a file descriptor with no data does not raise an exception and does not result in the callback function being called. N)rr8rr9r? assertIsNone)rr:rJs& rtest_readFromEmpty!ReadWriteTests.test_readFromEmptysA !!$&&!((3 B &!rc \P!VP4VPVP 4\ P 4R#)zn Test that using L{fdesc.readFromFD} on a cleanly closed file descriptor returns a connection done indicator. N)rr rr?r<rCONNECTION_DONEr+s&rtest_readFromCleanClose&ReadWriteTests.test_readFromCleanClose0  e&;&;.eagainWrites)C CIIrrYcD\4p\PVnVhrf)r/rgEINTRris&& r eintrWrite3ReadWriteTests.test_writeErrors..eintrWrites)C CIIrN)rr5r?)r oldOsWritermrqs& rtest_writeErrorsReadWriteTests.test_writeErrorssXX    "   TZZ-q 1!BH   "   TZZ-q 1!BH"BH"BHs!B !B B B&)rrN)rr r!r"r#r,r0r5r<rCrMrQrUr[r_rbrtr$r%r&s@rr)r)3sM% *  *1("=B=B""rr)c:a]tRt^toRtRtRtRtRtRt Vt R#)CloseOnExecTestszD Tests for L{fdesc._setCloseOnExec} and L{fdesc._unsetCloseOnExec}. z import os, errno try: os.write(%d, b'lul') except OSError as e: if e.errno == errno.EBADF: os._exit(0) os._exit(5) except BaseException: os._exit(10) else: os._exit(20) c\P!4pV^8XdZ\P!\P\PRVP VP 43,.4R#\\PV^4^,# \d/^RIpTP4\P!^4R#i;i)z-cN) rforkexecvsys executableprogramfileno BaseException traceback print_exc_exitrwaitpid)rfObjpidrs&& r_execWithFileDescriptor(CloseOnExecTests._execWithFileDescriptorsggi !8 NN^^T4<<4;;=:J+JK""**c15a8 8!  ##%  sAB5CCc \VP4R4;_uu_4p\P!VP 44VP V4pVP \P!V44VP\P!V4^4RRR4R# +'giR#;i)z A file descriptor passed to L{fdesc._setCloseOnExec} is not inherited by a new process image created with one of the exec family of functions. wbN) openmktempr_setCloseOnExecrrrr WIFEXITEDr? WEXITSTATUSrrstatuss& rtest_setCloseOnExec$CloseOnExecTests.test_setCloseOnExecsz $++- & &$  ! !$++- 011$7F OOBLL0 1   R^^F3Q 7 ' & & &s BB.. B? c \VP4R4;_uu_4p\P!VP 44\P !VP 44VP V4pVP\P!V44VP\P!V4^4RRR4R# +'giR#;i)z A file descriptor passed to L{fdesc._unsetCloseOnExec} is inherited by a new process image created with one of the exec family of functions. rN) rrrrr_unsetCloseOnExecrrrrr?rrs& rtest_unsetCloseOnExec&CloseOnExecTests.test_unsetCloseOnExecs $++- & &$  ! !$++- 0  # #DKKM 211$7F OOBLL0 1   R^^F3R 8 ' & & &s B%C C# rN) rr r!r"r#r~rrrr$r%r&s@rrwrws% G9$ 8 9 9rrw)r#rgrr|r twisted.internetr ImportErrorskiptwisted.python.utilr twisted.trialrSynchronousTestCaserr)rwrrrrsz ''."Hx33H8Q"X11Q"h;9x33;9s, +D,sA'' A32A3