test_process.py 文件源码

def testStderr(self):
        # we assume there is no file named ZZXXX..., both in . and in /tmp
        if not os.path.exists('/bin/ls'):
            raise RuntimeError("/bin/ls not found")

        p = Accumulator()
        d = p.endedDeferred = defer.Deferred()
        reactor.spawnProcess(p, '/bin/ls',
                             ["/bin/ls",
                              "ZZXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX"],
                             env=None, path="/tmp",
                             usePTY=self.usePTY)

        def processEnded(ign):
            self.assertEquals(lsOut, p.errF.getvalue())
        return d.addCallback(processEnded)