test_iutils.py 文件源码

def testOutputSignal(self):
        # Use SIGKILL here because it's guaranteed to be delivered. Using
        # SIGHUP might not work in, e.g., a buildbot slave run under the
        # 'nohup' command.
        exe = sys.executable
        scriptFile = self.makeSourceFile([
            "import sys, os, signal",
            "sys.stdout.write('stdout bytes\\n')",
            "sys.stderr.write('stderr bytes\\n')",
            "sys.stdout.flush()",
            "sys.stderr.flush()",
            "os.kill(os.getpid(), signal.SIGKILL)"
            ])

        def gotOutputAndValue(err):
            (out, err, sig) = err.value # XXX Sigh wtf
            self.assertEquals(out, "stdout bytes" + os.linesep)
            self.assertEquals(err, "stderr bytes" + os.linesep)
            self.assertEquals(sig, signal.SIGKILL)

        d = utils.getProcessOutputAndValue(exe, ['-u', scriptFile])
        return d.addErrback(gotOutputAndValue)