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package times
import (
"errors"
"os"
"sync/atomic"
"testing"
"time"
"golang.org/x/sys/unix"
)
func timeToStatx(t time.Time) unix.StatxTimestamp {
nsec := time.Duration(t.UnixNano()) * time.Nanosecond
nsec -= time.Duration(t.Unix()) * time.Second
return unix.StatxTimestamp{Sec: t.Unix(), Nsec: uint32(nsec)}
}
func statxT(t time.Time, hasBtime bool) *unix.Statx_t {
var statx unix.Statx_t
statxt := timeToStatx(t)
statx.Atime = statxt
statx.Mtime = statxt
statx.Ctime = statxt
if hasBtime {
statx.Mask = unix.STATX_BTIME
statx.Btime = statxt
}
return &statx
}
type statxFuncTyp func(dirfd int, path string, flags int, mask int, stat *unix.Statx_t) (err error)
func unsupportedStatx(dirfd int, path string, flags int, mask int, stat *unix.Statx_t) (err error) {
return unix.ENOSYS
}
var errBadStatx = errors.New("bad")
func badStatx(dirfd int, path string, flags int, mask int, stat *unix.Statx_t) (err error) {
return errBadStatx
}
func fakeSupportedStatx(ts *unix.Statx_t) statxFuncTyp {
return func(dirfd int, path string, flags int, mask int, stat *unix.Statx_t) (err error) {
*stat = *ts
return nil
}
}
func setStatx(fn statxFuncTyp) func() {
atomic.StoreInt32(&supportsStatx, 1)
restoreStatx := statxFunc
statxFunc = fn
return func() { statxFunc = restoreStatx }
}
func TestStatx(t *testing.T) {
tests := []struct {
name string
statx statxFuncTyp
wantErr error
}{
{name: "unsupported", statx: unsupportedStatx},
{name: "fake supported with btime", statx: fakeSupportedStatx(statxT(time.Now(), true))},
{name: "fake supported without btime", statx: fakeSupportedStatx(statxT(time.Now(), false))},
{name: "bad stat", statx: badStatx, wantErr: errBadStatx},
}
for _, test := range tests {
t.Run(test.name, func(t *testing.T) {
t.Run("stat", func(t *testing.T) {
restore := setStatx(test.statx)
defer restore()
fileAndDirTest(t, func(name string) {
ts, err := Stat(name)
if err != nil {
if err == test.wantErr {
return
}
t.Fatal(err.Error())
}
timespecTest(ts, newInterval(time.Now(), time.Second), t)
})
})
t.Run("statFile", func(t *testing.T) {
restore := setStatx(test.statx)
defer restore()
fileAndDirTest(t, func(name string) {
fi, err := os.Open(name)
if err != nil {
t.Fatal(err.Error())
}
defer fi.Close()
ts, err := StatFile(fi)
if err != nil {
if err == test.wantErr {
return
}
t.Fatal(err.Error())
}
timespecTest(ts, newInterval(time.Now(), time.Second), t)
})
})
t.Run("lstat", func(t *testing.T) {
restore := setStatx(test.statx)
defer restore()
fileAndDirTest(t, func(name string) {
ts, err := Lstat(name)
if err != nil {
if err == test.wantErr {
return
}
t.Fatal(err.Error())
}
timespecTest(ts, newInterval(time.Now(), time.Second), t)
})
})
})
}
}
|
