forked from TrueCloudLab/frostfs-sdk-go
94 lines
1.5 KiB
Go
94 lines
1.5 KiB
Go
package client
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import (
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"io"
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"testing"
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"github.com/nspcc-dev/neofs-api-go/v2/object"
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"github.com/nspcc-dev/neofs-api-go/v2/signature"
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"github.com/nspcc-dev/neofs-crypto/test"
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"github.com/stretchr/testify/require"
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)
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type singleResponseStream struct {
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called bool
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resp object.GetResponse
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}
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func (x *singleResponseStream) Read(r *object.GetResponse) error {
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if x.called {
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return io.EOF
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}
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x.called = true
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*r = x.resp
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return nil
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}
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var key = test.DecodeKey(0)
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func chunkResponse(c []byte) (r object.GetResponse) {
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chunkPart := new(object.GetObjectPartChunk)
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chunkPart.SetChunk(c)
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body := new(object.GetResponseBody)
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body.SetObjectPart(chunkPart)
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r.SetBody(body)
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if err := signature.SignServiceMessage(key, &r); err != nil {
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panic(err)
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}
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return
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}
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func data(sz int) []byte {
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data := make([]byte, sz)
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for i := range data {
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data[i] = byte(i) % ^byte(0)
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}
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return data
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}
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func checkFullRead(t *testing.T, r io.Reader, buf, payload []byte) {
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var (
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restored []byte
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read int
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)
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for {
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n, err := r.Read(buf)
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read += n
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restored = append(restored, buf[:n]...)
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if err != nil {
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require.Equal(t, err, io.EOF)
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break
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}
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}
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require.Equal(t, payload, restored)
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require.EqualValues(t, len(payload), read)
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}
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func TestObjectPayloadReader_Read(t *testing.T) {
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t.Run("read with tail", func(t *testing.T) {
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payload := data(10)
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buf := make([]byte, len(payload)-1)
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var r io.Reader = &objectPayloadReader{
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stream: &singleResponseStream{
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resp: chunkResponse(payload),
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},
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}
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checkFullRead(t, r, buf, payload)
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})
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}
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