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package hosts
import (
"context"
"strings"
"testing"
"github.com/coredns/coredns/plugin/pkg/dnstest"
"github.com/coredns/coredns/plugin/test"
"github.com/miekg/dns"
)
func TestLookupA(t *testing.T) {
h := Hosts{Next: test.ErrorHandler(), Hostsfile: &Hostsfile{Origins: []string{"."}}}
h.parseReader(strings.NewReader(hostsExample))
ctx := context.TODO()
for _, tc := range hostsTestCases {
m := tc.Msg()
rec := dnstest.NewRecorder(&test.ResponseWriter{})
_, err := h.ServeDNS(ctx, rec, m)
if err != nil {
t.Errorf("Expected no error, got %v\n", err)
return
}
resp := rec.Msg
test.SortAndCheck(t, resp, tc)
}
}
var hostsTestCases = []test.Case{
{
Qname: "example.org.", Qtype: dns.TypeA,
Answer: []dns.RR{
test.A("example.org. 3600 IN A 10.0.0.1"),
},
},
{
Qname: "localhost.", Qtype: dns.TypeAAAA,
Answer: []dns.RR{
test.AAAA("localhost. 3600 IN AAAA ::1"),
},
},
{
Qname: "1.0.0.10.in-addr.arpa.", Qtype: dns.TypePTR,
Answer: []dns.RR{
test.PTR("1.0.0.10.in-addr.arpa. 3600 PTR example.org."),
},
},
{
Qname: "1.0.0.127.in-addr.arpa.", Qtype: dns.TypePTR,
Answer: []dns.RR{
test.PTR("1.0.0.127.in-addr.arpa. 3600 PTR localhost."),
test.PTR("1.0.0.127.in-addr.arpa. 3600 PTR localhost.domain."),
},
},
{
Qname: "example.org.", Qtype: dns.TypeAAAA,
Answer: []dns.RR{},
},
{
Qname: "example.org.", Qtype: dns.TypeMX,
Answer: []dns.RR{},
},
}
const hostsExample = `
127.0.0.1 localhost localhost.domain
::1 localhost localhost.domain
10.0.0.1 example.org`
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