5b844b5017
* plugin/forward: add it This moves coredns/forward into CoreDNS. Fixes as a few bugs, adds a policy option and more tests to the plugin. Update the documentation, test IPv6 address and add persistent tests. * Always use random policy when spraying * include scrub fix here as well * use correct var name * Code review * go vet * Move logging to metrcs * Small readme updates * Fix readme
44 lines
766 B
Go
44 lines
766 B
Go
package forward
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import (
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"testing"
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"github.com/coredns/coredns/plugin/pkg/dnstest"
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"github.com/miekg/dns"
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)
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func TestPersistent(t *testing.T) {
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s := dnstest.NewServer(func(w dns.ResponseWriter, r *dns.Msg) {
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ret := new(dns.Msg)
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ret.SetReply(r)
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w.WriteMsg(ret)
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})
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defer s.Close()
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h := newHost(s.Addr)
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tr := newTransport(h)
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defer tr.Stop()
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c1, _ := tr.Dial("udp")
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c2, _ := tr.Dial("udp")
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c3, _ := tr.Dial("udp")
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tr.Yield(c1)
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tr.Yield(c2)
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tr.Yield(c3)
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if x := tr.Len(); x != 3 {
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t.Errorf("Expected cache size to be 3, got %d", x)
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}
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tr.Dial("udp")
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if x := tr.Len(); x != 2 {
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t.Errorf("Expected cache size to be 2, got %d", x)
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}
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tr.Dial("udp")
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if x := tr.Len(); x != 1 {
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t.Errorf("Expected cache size to be 2, got %d", x)
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}
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}
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