frostfs-s3-gw/api/layer/object_test.go

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package layer
import (
"bytes"
"crypto/rand"
"crypto/sha256"
"errors"
"io"
"testing"
"github.com/stretchr/testify/require"
)
func TestWrapReader(t *testing.T) {
src := make([]byte, 1024*1024+1)
_, err := rand.Read(src)
require.NoError(t, err)
h := sha256.Sum256(src)
streamHash := sha256.New()
reader := bytes.NewReader(src)
wrappedReader := wrapReader(reader, 64*1024, func(buf []byte) {
streamHash.Write(buf)
})
dst, err := io.ReadAll(wrappedReader)
require.NoError(t, err)
require.Equal(t, src, dst)
require.Equal(t, h[:], streamHash.Sum(nil))
}
func TestGoroutinesDontLeakInPutAndHash(t *testing.T) {
tc := prepareContext(t)
content := make([]byte, 128*1024)
_, err := rand.Read(content)
require.NoError(t, err)
payload := bytes.NewReader(content)
prm := PrmObjectCreate{
Filepath: tc.obj,
Payload: payload,
}
expErr := errors.New("some error")
tc.testFrostFS.SetObjectPutError(tc.obj, expErr)
_, _, _, _, err = tc.layer.objectPutAndHash(tc.ctx, prm, tc.bktInfo)
require.ErrorIs(t, err, expErr)
require.Empty(t, payload.Len(), "body must be read out otherwise goroutines can leak in wrapReader")
}