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26 lines
593 B
Go
26 lines
593 B
Go
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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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)
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func TestDNS(t *testing.T) {
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go dns.NewServer("localhost:4453", "lan").ListenAndServe()
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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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