2018-06-28 13:39:48 +02:00
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// Copyright 2018 Google Inc.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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2018-05-27 17:30:42 +02:00
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package integration_test
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import (
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"os"
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"os/exec"
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"strconv"
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"strings"
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"testing"
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"router7/internal/dns"
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2018-06-26 08:52:04 +02:00
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miekgdns "github.com/miekg/dns"
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2018-05-27 17:30:42 +02:00
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)
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func TestDNS(t *testing.T) {
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2018-06-26 09:32:34 +02:00
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srv := dns.NewServer("localhost:4453", "lan")
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s := &miekgdns.Server{Addr: "localhost:4453", Net: "udp", Handler: srv.Mux}
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2018-06-26 08:52:04 +02:00
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go s.ListenAndServe()
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2018-05-27 17:30:42 +02:00
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const port = 4453
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dig := exec.Command("dig", "-p", strconv.Itoa(port), "+timeout=1", "+short", "-x", "8.8.8.8", "@127.0.0.1")
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dig.Stderr = os.Stderr
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out, err := dig.Output()
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if err != nil {
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t.Fatal(err)
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}
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if got, want := strings.TrimSpace(string(out)), "google-public-dns-a.google.com."; got != want {
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t.Fatalf("dig -x 8.8.8.8: unexpected reply: got %q, want %q", got, want)
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}
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}
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