coredns/plugin/header/header_test.go
2022-07-10 11:06:33 -07:00

82 lines
1.7 KiB
Go

package header
import (
"context"
"testing"
"github.com/coredns/coredns/plugin"
"github.com/coredns/coredns/plugin/pkg/dnstest"
"github.com/coredns/coredns/plugin/test"
"github.com/miekg/dns"
)
func TestHeader(t *testing.T) {
wr := dnstest.NewRecorder(&test.ResponseWriter{})
next := plugin.HandlerFunc(func(ctx context.Context, writer dns.ResponseWriter, msg *dns.Msg) (int, error) {
writer.WriteMsg(msg)
return dns.RcodeSuccess, nil
})
tests := []struct {
handler plugin.Handler
got func(msg *dns.Msg) bool
expected bool
}{
{
handler: Header{
Rules: []Rule{{Flag: recursionAvailable, State: true}},
Next: next,
},
got: func(msg *dns.Msg) bool {
return msg.RecursionAvailable
},
expected: true,
},
{
handler: Header{
Rules: []Rule{{Flag: recursionAvailable, State: true}},
Next: next,
},
got: func(msg *dns.Msg) bool {
return msg.RecursionAvailable
},
expected: true,
},
{
handler: Header{
Rules: []Rule{{Flag: recursionDesired, State: true}},
Next: next,
},
got: func(msg *dns.Msg) bool {
return msg.RecursionDesired
},
expected: true,
},
{
handler: Header{
Rules: []Rule{{Flag: authoritative, State: true}},
Next: next,
},
got: func(msg *dns.Msg) bool {
return msg.Authoritative
},
expected: true,
},
}
for i, test := range tests {
m := new(dns.Msg)
_, err := test.handler.ServeDNS(context.TODO(), wr, m)
if err != nil {
t.Errorf("Test %d: Expected no error, but got %s", i, err)
continue
}
if test.got(m) != test.expected {
t.Errorf("Test %d: Expected flag state=%t, but got %t", i, test.expected, test.got(m))
continue
}
}
}