90 lines
1.9 KiB
Go
90 lines
1.9 KiB
Go
package syscallcompat
|
|
|
|
import (
|
|
"os"
|
|
"testing"
|
|
|
|
"golang.org/x/sys/unix"
|
|
)
|
|
|
|
func TestEmulateMknodat(t *testing.T) {
|
|
err := emulateMknodat(tmpDirFd, "fifo1", unix.S_IFIFO, 0)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
_, err = os.Stat(tmpDir + "/fifo1")
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
// Test with absolute path
|
|
err = emulateMknodat(-1, tmpDir+"/fifo2", unix.S_IFIFO, 0)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
_, err = os.Stat(tmpDir + "/fifo2")
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
}
|
|
|
|
func TestEmulateMkdirat(t *testing.T) {
|
|
err := emulateMkdirat(tmpDirFd, "mkdirat", 0700)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
fi, err := os.Stat(tmpDir + "/mkdirat")
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
if !fi.IsDir() {
|
|
t.Fatalf("mkdirat did not create a directory")
|
|
}
|
|
// Test with absolute path
|
|
err = emulateMkdirat(-1, tmpDir+"/mkdirat2", 0700)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
fi, err = os.Stat(tmpDir + "/mkdirat2")
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
if !fi.IsDir() {
|
|
t.Fatalf("mkdirat did not create a directory")
|
|
}
|
|
}
|
|
|
|
func TestEmulateFstatat(t *testing.T) {
|
|
var st unix.Stat_t
|
|
// stat a normal file (size 3)
|
|
f, err := os.Create(tmpDir + "/fstatat")
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
_, err = f.Write([]byte("foo"))
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
f.Close()
|
|
err = emulateFstatat(tmpDirFd, "fstatat", &st, unix.AT_SYMLINK_NOFOLLOW)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
if st.Size != 3 {
|
|
t.Errorf("wrong file size: %d", st.Size)
|
|
}
|
|
// stat a symlink and check that the size matches the length of the
|
|
// symlink target. This proves that we have stat'ed the symlink itself.
|
|
err = os.Symlink(tmpDir+"/fstatat", tmpDir+"/fstatatSymlink")
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
err = emulateFstatat(tmpDirFd, "fstatatSymlink", &st, unix.AT_SYMLINK_NOFOLLOW)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
expectedSize := int64(len(tmpDir + "/fstatat"))
|
|
if st.Size != expectedSize {
|
|
t.Errorf("symlink size: expected=%d, got=%d", expectedSize, st.Size)
|
|
}
|
|
}
|