mirror of
https://github.com/coredns/coredns.git
synced 2025-11-03 02:33:21 -05:00
33 lines
606 B
Go
33 lines
606 B
Go
package test
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import (
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"testing"
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"github.com/miekg/dns"
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)
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func TestEDNS0(t *testing.T) {
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corefile := `.:0 {
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whoami
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}`
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i, udp, _, err := CoreDNSServerAndPorts(corefile)
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if err != nil {
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t.Fatalf("Could not get CoreDNS serving instance: %s", err)
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}
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defer i.Stop()
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m := new(dns.Msg)
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m.SetQuestion("example.org.", dns.TypeSOA)
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m.SetEdns0(4096, true)
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resp, err := dns.Exchange(m, udp)
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if err != nil {
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t.Fatalf("Expected to receive reply, but didn't: %v", err)
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}
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opt := resp.Extra[len(resp.Extra)-1]
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if opt.Header().Rrtype != dns.TypeOPT {
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t.Errorf("Last RR must be OPT record")
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}
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}
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