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msgctl_test.go
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/
msgctl_test.go
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package ipc_test
import (
"math/rand"
"syscall"
"testing"
"time"
"github.com/yulicrunchy/ipc"
"github.com/yulicrunchy/ipc/cgo_ftok"
)
func TestMsgctl(t *testing.T) {
randomGen := rand.New(rand.NewSource(time.Now().UnixNano()))
cases := []struct {
path string
id uint64
perm int
}{
{"msgget.go", randomGen.Uint64(), 0600},
{"ftok.go", randomGen.Uint64(), 0600},
}
for _, tt := range cases {
key, err := cgo_ftok.Ftok(tt.path, tt.id)
if err != nil {
t.Fatal(err)
}
qid, err := ipc.Msgget(key, tt.perm|ipc.IPC_CREAT)
if err == syscall.EEXIST {
t.Errorf("queue(key=0x%x) exists", key)
}
if err != nil {
t.Fatal(err)
}
var msginfo ipc.Msginfo
err = ipc.Msgctl(uint64(qid), ipc.IPC_RMID, &msginfo)
if err != nil {
t.Fatal(err)
}
_, err = ipc.Msgget(key, tt.perm)
if want, got := syscall.ENOENT, err; want != got {
t.Fatalf("want %q, got %v", want, got)
}
}
}