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// +build linux
package fs
import (
"testing"
)
const (
classidBefore = "0x100002"
classidAfter = "0x100001"
)
func TestNetClsSetClassid(t *testing.T) {
helper := NewCgroupTestUtil("net_cls", t)
defer helper.cleanup()
helper.writeFileContents(map[string]string{
"net_cls.classid": classidBefore,
})
helper.CgroupData.config.Resources.NetClsClassid = classidAfter
netcls := &NetClsGroup{}
if err := netcls.Set(helper.CgroupPath, helper.CgroupData.config); err != nil {
t.Fatal(err)
}
// As we are in mock environment, we can't get correct value of classid from
// net_cls.classid.
// So. we just judge if we successfully write classid into file
value, err := getCgroupParamString(helper.CgroupPath, "net_cls.classid")
if err != nil {
t.Fatalf("Failed to parse net_cls.classid - %s", err)
}
if value != classidAfter {
t.Fatal("Got the wrong value, set net_cls.classid failed.")
}
}
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