libgo/go/syscall/mmap_unix_test.go

   1 // Copyright 2014 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 aix darwin dragonfly freebsd linux netbsd openbsd
   6
   7 package syscall_test
   8
   9 import (
  10         "syscall"
  11         "testing"
  12 )
  13
  14 func TestMmap(t *testing.T) {
  15         b, err := syscall.Mmap(-1, 0, syscall.Getpagesize(), syscall.PROT_NONE, syscall.MAP_ANON|syscall.MAP_PRIVATE)
  16         if err != nil {
  17                 t.Fatalf("Mmap: %v", err)
  18         }
  19         if err := syscall.Munmap(b); err != nil {
  20                 t.Fatalf("Munmap: %v", err)
  21         }
  22 }