github.com/miolini/go@v0.0.0-20160405192216-fca68c8cb408/src/net/main_unix_test.go (about)

     1  // Copyright 2015 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  // +build darwin dragonfly freebsd linux nacl netbsd openbsd solaris
     6  
     7  package net
     8  
     9  var (
    10  	// Placeholders for saving original socket system calls.
    11  	origSocket        = socketFunc
    12  	origClose         = closeFunc
    13  	origConnect       = connectFunc
    14  	origListen        = listenFunc
    15  	origAccept        = acceptFunc
    16  	origGetsockoptInt = getsockoptIntFunc
    17  
    18  	extraTestHookInstallers   []func()
    19  	extraTestHookUninstallers []func()
    20  )
    21  
    22  func installTestHooks() {
    23  	socketFunc = sw.Socket
    24  	closeFunc = sw.Close
    25  	connectFunc = sw.Connect
    26  	listenFunc = sw.Listen
    27  	acceptFunc = sw.Accept
    28  	getsockoptIntFunc = sw.GetsockoptInt
    29  
    30  	for _, fn := range extraTestHookInstallers {
    31  		fn()
    32  	}
    33  }
    34  
    35  func uninstallTestHooks() {
    36  	socketFunc = origSocket
    37  	closeFunc = origClose
    38  	connectFunc = origConnect
    39  	listenFunc = origListen
    40  	acceptFunc = origAccept
    41  	getsockoptIntFunc = origGetsockoptInt
    42  
    43  	for _, fn := range extraTestHookUninstallers {
    44  		fn()
    45  	}
    46  }
    47  
    48  func forceCloseSockets() {
    49  	for s := range sw.Sockets() {
    50  		closeFunc(s)
    51  	}
    52  }