coredns/middleware/log/log_test.go
2016-03-19 11:16:08 +00:00

49 lines
997 B
Go

package log
import (
"bytes"
"log"
"strings"
"testing"
"github.com/miekg/coredns/middleware"
"github.com/miekg/dns"
"golang.org/x/net/context"
)
type erroringMiddleware struct{}
func (erroringMiddleware) ServeDNS(ctx context.Context, w dns.ResponseWriter, r *dns.Msg) (int, error) {
return dns.RcodeServerFailure, nil
}
func TestLoggedStatus(t *testing.T) {
var f bytes.Buffer
var next erroringMiddleware
rule := Rule{
NameScope: ".",
Format: DefaultLogFormat,
Log: log.New(&f, "", 0),
}
logger := Logger{
Rules: []Rule{rule},
Next: next,
}
ctx := context.TODO()
r := new(dns.Msg)
r.SetQuestion("example.org.", dns.TypeA)
rec := middleware.NewResponseRecorder(&middleware.TestResponseWriter{})
rcode, _ := logger.ServeDNS(ctx, rec, r)
if rcode != 0 {
t.Error("Expected rcode to be 0 - was", rcode)
}
logged := f.String()
if !strings.Contains(logged, "A example.org. udp") {
t.Error("Expected it to be logged. Logged string -", logged)
}
}