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authorGravatar Frédéric Guillot <fred@miniflux.net>2017-11-19 21:10:04 -0800
committerGravatar Frédéric Guillot <fred@miniflux.net>2017-11-19 22:01:46 -0800
commit8ffb773f43c8dc54801ca1d111854e7e881c93c9 (patch)
tree38133a2fc612597a75fed1d13e5b4042f58a2b7e /vendor/golang.org/x/sys/unix/mmap_unix_test.go
First commit
Diffstat (limited to 'vendor/golang.org/x/sys/unix/mmap_unix_test.go')
-rw-r--r--vendor/golang.org/x/sys/unix/mmap_unix_test.go35
1 files changed, 35 insertions, 0 deletions
diff --git a/vendor/golang.org/x/sys/unix/mmap_unix_test.go b/vendor/golang.org/x/sys/unix/mmap_unix_test.go
new file mode 100644
index 0000000..3258ca3
--- /dev/null
+++ b/vendor/golang.org/x/sys/unix/mmap_unix_test.go
@@ -0,0 +1,35 @@
+// Copyright 2014 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// +build darwin dragonfly freebsd linux netbsd openbsd solaris
+
+package unix_test
+
+import (
+ "testing"
+
+ "golang.org/x/sys/unix"
+)
+
+func TestMmap(t *testing.T) {
+ b, err := unix.Mmap(-1, 0, unix.Getpagesize(), unix.PROT_NONE, unix.MAP_ANON|unix.MAP_PRIVATE)
+ if err != nil {
+ t.Fatalf("Mmap: %v", err)
+ }
+ if err := unix.Mprotect(b, unix.PROT_READ|unix.PROT_WRITE); err != nil {
+ t.Fatalf("Mprotect: %v", err)
+ }
+
+ b[0] = 42
+
+ if err := unix.Msync(b, unix.MS_SYNC); err != nil {
+ t.Fatalf("Msync: %v", err)
+ }
+ if err := unix.Madvise(b, unix.MADV_DONTNEED); err != nil {
+ t.Fatalf("Madvise: %v", err)
+ }
+ if err := unix.Munmap(b); err != nil {
+ t.Fatalf("Munmap: %v", err)
+ }
+}