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unix: delete TestDevices for *BSD and Darwin

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Instead, add a small test verify Major, Minor and Mkdev using arbitrary
numbers.

Leave TestDevices on Linux as its major/minor numbers are guaranteed
stable.

Updates golang/go#25528
Updates golang/go#25535

Change-Id: Ic105211660d80f9b3508ca9d518e9fac3b7e3beb
Reviewed-on: https://go-review.googlesource.com/114396
Run-TryBot: Tobias Klauser <tobias.klauser@gmail.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
This commit is contained in:
Tobias Klauser
2018-05-24 12:53:35 +00:00
committed by Tobias Klauser
parent 56ad15cc21
commit e2c7578ad1
5 changed files with 13 additions and 202 deletions
Download Patch File Download Diff File Expand all files Collapse all files
unix/syscall_unix_test.go
+13
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@@ -560,6 +560,19 @@ func TestFchmodat(t *testing.T) {
}
}
func TestMkdev(t *testing.T) {
major := uint32(42)
minor := uint32(7)
dev := unix.Mkdev(major, minor)
if unix.Major(dev) != major {
t.Errorf("Major(%#x) == %d, want %d", dev, unix.Major(dev), major)
}
if unix.Minor(dev) != minor {
t.Errorf("Minor(%#x) == %d, want %d", dev, unix.Minor(dev), minor)
}
}
// mktmpfifo creates a temporary FIFO and provides a cleanup function.
func mktmpfifo(t *testing.T) (*os.File, func()) {
err := unix.Mkfifo("fifo", 0666)