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34 lines
747 B
Go
34 lines
747 B
Go
// Copyright (c) 2020 Tailscale Inc & AUTHORS All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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package dnscache
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import (
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"context"
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"flag"
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"net"
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"testing"
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"time"
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)
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var dialTest = flag.String("dial-test", "", "if non-empty, addr:port to test dial")
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func TestDialer(t *testing.T) {
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if *dialTest == "" {
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t.Skip("skipping; --dial-test is blank")
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}
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r := new(Resolver)
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var std net.Dialer
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dialer := Dialer(std.DialContext, r)
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t0 := time.Now()
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ctx, cancel := context.WithTimeout(context.Background(), 10*time.Second)
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defer cancel()
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c, err := dialer(ctx, "tcp", *dialTest)
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if err != nil {
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t.Fatal(err)
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}
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t.Logf("dialed in %v", time.Since(t0))
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c.Close()
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}
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