github.com/gidoBOSSftw5731/go/src@v0.0.0-20210226122457-d24b0edbf019/net/conn_test.go (about) 1 // Copyright 2012 The Go Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style 3 // license that can be found in the LICENSE file. 4 5 // This file implements API tests across platforms and will never have a build 6 // tag. 7 8 //go:build !js 9 // +build !js 10 11 package net 12 13 import ( 14 "testing" 15 "time" 16 ) 17 18 // someTimeout is used just to test that net.Conn implementations 19 // don't explode when their SetFooDeadline methods are called. 20 // It isn't actually used for testing timeouts. 21 const someTimeout = 10 * time.Second 22 23 func TestConnAndListener(t *testing.T) { 24 for i, network := range []string{"tcp", "unix", "unixpacket"} { 25 if !testableNetwork(network) { 26 t.Logf("skipping %s test", network) 27 continue 28 } 29 30 ls, err := newLocalServer(network) 31 if err != nil { 32 t.Fatal(err) 33 } 34 defer ls.teardown() 35 ch := make(chan error, 1) 36 handler := func(ls *localServer, ln Listener) { ls.transponder(ln, ch) } 37 if err := ls.buildup(handler); err != nil { 38 t.Fatal(err) 39 } 40 if ls.Listener.Addr().Network() != network { 41 t.Fatalf("got %s; want %s", ls.Listener.Addr().Network(), network) 42 } 43 44 c, err := Dial(ls.Listener.Addr().Network(), ls.Listener.Addr().String()) 45 if err != nil { 46 t.Fatal(err) 47 } 48 defer c.Close() 49 if c.LocalAddr().Network() != network || c.RemoteAddr().Network() != network { 50 t.Fatalf("got %s->%s; want %s->%s", c.LocalAddr().Network(), c.RemoteAddr().Network(), network, network) 51 } 52 c.SetDeadline(time.Now().Add(someTimeout)) 53 c.SetReadDeadline(time.Now().Add(someTimeout)) 54 c.SetWriteDeadline(time.Now().Add(someTimeout)) 55 56 if _, err := c.Write([]byte("CONN AND LISTENER TEST")); err != nil { 57 t.Fatal(err) 58 } 59 rb := make([]byte, 128) 60 if _, err := c.Read(rb); err != nil { 61 t.Fatal(err) 62 } 63 64 for err := range ch { 65 t.Errorf("#%d: %v", i, err) 66 } 67 } 68 }