67 lines
1.4 KiB
Go
67 lines
1.4 KiB
Go
package fr32_test
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import (
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"bytes"
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"github.com/filecoin-project/sector-storage/fr32"
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"io"
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"io/ioutil"
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"os"
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"testing"
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"github.com/stretchr/testify/require"
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ffi "github.com/filecoin-project/filecoin-ffi"
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"github.com/filecoin-project/specs-actors/actors/abi"
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"github.com/filecoin-project/sector-storage/ffiwrapper"
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)
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func TestWriteTwoPcs(t *testing.T) {
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tf, _ := ioutil.TempFile("/tmp/", "scrb-")
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paddedSize := abi.PaddedPieceSize(16 << 20)
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n := 2
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var rawBytes []byte
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for i := 0; i < n; i++ {
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buf := bytes.Repeat([]byte{0xab * byte(i)}, int(paddedSize.Unpadded()))
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rawBytes = append(rawBytes, buf...)
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rf, w, _ := ffiwrapper.ToReadableFile(bytes.NewReader(buf), int64(len(buf)))
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_, _, _, err := ffi.WriteWithAlignment(abi.RegisteredSealProof_StackedDrg32GiBV1, rf, abi.UnpaddedPieceSize(len(buf)), tf, nil)
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if err != nil {
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panic(err)
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}
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if err := w(); err != nil {
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panic(err)
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}
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}
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if _, err := tf.Seek(io.SeekStart, 0); err != nil {
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panic(err)
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}
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ffiBytes, err := ioutil.ReadAll(tf)
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if err != nil {
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panic(err)
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}
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if err := tf.Close(); err != nil {
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panic(err)
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}
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if err := os.Remove(tf.Name()); err != nil {
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panic(err)
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}
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outBytes := make([]byte, int(paddedSize)*n)
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fr32.Pad(rawBytes, outBytes)
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require.Equal(t, ffiBytes, outBytes)
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unpadBytes := make([]byte, int(paddedSize.Unpadded())*n)
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fr32.Unpad(ffiBytes, unpadBytes)
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require.Equal(t, rawBytes, unpadBytes)
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}
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