55 lines
976 B
Go
55 lines
976 B
Go
// Copyright (c) 2022 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 netutil
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import (
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"io"
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"net"
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"testing"
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)
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type conn struct {
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net.Conn
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}
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func TestOneConnListener(t *testing.T) {
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c1 := new(conn)
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a1 := dummyAddr("a1")
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// Two Accepts
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ln := NewOneConnListener(c1, a1)
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if got := ln.Addr(); got != a1 {
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t.Errorf("Addr = %#v; want %#v", got, a1)
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}
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c, err := ln.Accept()
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if err != nil {
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t.Fatal(err)
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}
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if c != c1 {
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t.Fatalf("didn't get c1; got %p", c)
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}
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c, err = ln.Accept()
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if err != io.EOF {
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t.Errorf("got %v; want EOF", err)
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}
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if c != nil {
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t.Errorf("unexpected non-nil Conn")
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}
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// Close before Accept
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ln = NewOneConnListener(c1, a1)
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ln.Close()
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_, err = ln.Accept()
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if err != io.EOF {
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t.Fatalf("got %v; want EOF", err)
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}
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// Implicit addr
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ln = NewOneConnListener(c1, nil)
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if ln.Addr() == nil {
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t.Errorf("nil Addr")
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}
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}
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