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| 1 // Copyright 2013 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 package syscall_test |
| 6 |
| 7 import ( |
| 8 "syscall" |
| 9 "testing" |
| 10 ) |
| 11 |
| 12 func TestRlimit(t *testing.T) { |
| 13 var rlimit, zero syscall.Rlimit |
| 14 err := syscall.Getrlimit(syscall.RLIMIT_NOFILE, &rlimit) |
| 15 if err != nil { |
| 16 t.Fatalf("Getrlimit: save failed: %v", err) |
| 17 } |
| 18 if zero == rlimit { |
| 19 t.Fatalf("Getrlimit: save failed: got zero value %#v", rlimit) |
| 20 } |
| 21 set := rlimit |
| 22 set.Cur = set.Max - 1 |
| 23 err = syscall.Setrlimit(syscall.RLIMIT_NOFILE, &set) |
| 24 if err != nil { |
| 25 t.Fatalf("Setrlimit: set failed: %#v %v", set, err) |
| 26 } |
| 27 var get syscall.Rlimit |
| 28 err = syscall.Getrlimit(syscall.RLIMIT_NOFILE, &get) |
| 29 if err != nil { |
| 30 t.Fatalf("Getrlimit: get failed: %v", err) |
| 31 } |
| 32 set = rlimit |
| 33 set.Cur = set.Max - 1 |
| 34 if set != get { |
| 35 t.Fatalf("Rlimit: change failed: wanted %#v got %#v", set, get) |
| 36 } |
| 37 err = syscall.Setrlimit(syscall.RLIMIT_NOFILE, &rlimit) |
| 38 if err != nil { |
| 39 t.Fatalf("Setrlimit: restore failed: %#v %v", rlimit, err) |
| 40 } |
| 41 } |
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