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      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 darwin dragonfly freebsd openbsd
      6 
      7 package syscall_test
      8 
      9 import (
     10 	"syscall"
     11 	"testing"
     12 )
     13 
     14 const MNT_WAIT = 1
     15 
     16 func TestGetfsstat(t *testing.T) {
     17 	n, err := syscall.Getfsstat(nil, MNT_WAIT)
     18 	if err != nil {
     19 		t.Fatal(err)
     20 	}
     21 
     22 	data := make([]syscall.Statfs_t, n)
     23 	n, err = syscall.Getfsstat(data, MNT_WAIT)
     24 	if err != nil {
     25 		t.Fatal(err)
     26 	}
     27 
     28 	empty := syscall.Statfs_t{}
     29 	for _, stat := range data {
     30 		if stat == empty {
     31 			t.Fatal("an empty Statfs_t struct was returned")
     32 		}
     33 	}
     34 }
     35