'If the platform is Linux, and the cgroups file (faked out here) exists,
and none of the paths starts with C{/docker/}, C{isDocker()} returns
C{False}.'

def test_cgroupsSuggestsRealSystem(self):

    cgroupsFile = self.mktemp()
    with open(cgroupsFile, 'wb') as f:
        f.write('9:perf_event:/\n8:blkio:/\n7:net_cls:/\n6:freezer:/\n5:devices:/\n4:memory:/\n3:cpuacct,cpu:/\n2:cpuset:/\n1:name=systemd:/system')
    platform = Platform(None, 'linux')
    self.assertFalse(platform.isDocker(_initCGroupLocation=cgroupsFile))
