os, syscall: skip tests when environment doesn't permit testing

Fixes #14693

Change-Id: Id0a6a80b4c37c0b0f1c2755667b7233ed8964e40
Reviewed-on: https://go-review.googlesource.com/20342
Reviewed-by: Ian Lance Taylor <iant@golang.org>
Run-TryBot: Ian Lance Taylor <iant@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
This commit is contained in:
Brad Fitzpatrick 2016-03-07 22:11:48 +00:00
parent 2b19b6e3f1
commit 40e60e7c13
2 changed files with 11 additions and 4 deletions

View file

@ -1275,15 +1275,19 @@ func TestOpenNoName(t *testing.T) {
}
}
func run(t *testing.T, cmd []string) string {
func runBinHostname(t *testing.T) string {
// Run /bin/hostname and collect output.
r, w, err := Pipe()
if err != nil {
t.Fatal(err)
}
defer r.Close()
p, err := StartProcess("/bin/hostname", []string{"hostname"}, &ProcAttr{Files: []*File{nil, w, Stderr}})
const path = "/bin/hostname"
p, err := StartProcess(path, []string{"hostname"}, &ProcAttr{Files: []*File{nil, w, Stderr}})
if err != nil {
if _, err := Stat(path); IsNotExist(err) {
t.Skipf("skipping test; test requires %s but it does not exist", path)
}
t.Fatal(err)
}
w.Close()
@ -1303,7 +1307,7 @@ func run(t *testing.T, cmd []string) string {
output = output[0 : n-1]
}
if output == "" {
t.Fatalf("%v produced no output", cmd)
t.Fatalf("/bin/hostname produced no output")
}
return output
@ -1345,7 +1349,7 @@ func TestHostname(t *testing.T) {
if err != nil {
t.Fatalf("%v", err)
}
want := run(t, []string{"/bin/hostname"})
want := runBinHostname(t)
if hostname != want {
i := strings.Index(hostname, ".")
if i < 0 || hostname[0:i] != want {

View file

@ -31,6 +31,9 @@ func whoamiCmd(t *testing.T, uid, gid int, setgroups bool) *exec.Cmd {
if os.IsNotExist(err) {
t.Skip("kernel doesn't support user namespaces")
}
if os.IsPermission(err) {
t.Skip("unable to test user namespaces due to permissions")
}
t.Fatalf("Failed to stat /proc/self/ns/user: %v", err)
}
if isChrooted(t) {