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package transfer
import (
"context"
"fmt"
"testing"
"github.com/coredns/coredns/plugin/test"
"github.com/miekg/dns"
)
type badwriter struct {
dns.ResponseWriter
}
func (w *badwriter) WriteMsg(_ *dns.Msg) error { return fmt.Errorf("failed to write msg") }
func TestWriteMessageFailed(t *testing.T) {
transfer := newTestTransfer()
ctx := context.TODO()
w := &badwriter{ResponseWriter: &test.ResponseWriter{TCP: true}}
m := &dns.Msg{}
m.SetAxfr("example.org.")
_, err := transfer.ServeDNS(ctx, w, m)
if err == nil {
t.Error("Expected error, got none")
}
}
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