'Sysctl entries return an underscore separated key and 0+ values.'

def testParseSysctl(self):

    parser = linux_sysctl_parser.ProcSysParser()
    paths = ['/proc/sys/net/ipv4/ip_forward', '/proc/sys/kernel/printk']
    vals = ['0', '3    4    1    3']
    (stats, files) = self._GenTestData(paths, vals)
    results = parser.ParseMultiple(stats, files, None)
    self.assertEqual(1, len(results))
    self.assertTrue(isinstance(results[0], rdf_protodict.AttributedDict))
    self.assertEqual('0', results[0].net_ipv4_ip_forward)
    self.assertEqual(['3', '4', '1', '3'], results[0].kernel_printk)
