forked from TrueCloudLab/frostfs-crypto
29 lines
638 B
Go
29 lines
638 B
Go
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// +build !go1.15
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package crypto
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import (
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"crypto/ecdsa"
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"encoding/hex"
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"math/big"
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"testing"
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"github.com/stretchr/testify/require"
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)
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func Test_decompressPoints(t *testing.T) {
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t.Run("prepared public keys: decompressPoints", func(t *testing.T) {
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for i := range testKeys {
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bytes, err := hex.DecodeString(testKeys[i])
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require.NoErrorf(t, err, testKeys[i])
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x, y := decompressPoints(new(big.Int).SetBytes(bytes[1:]), uint(bytes[0]))
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require.NotNil(t, x)
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require.NotNil(t, y)
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res := MarshalPublicKey(&ecdsa.PublicKey{Curve: curve, X: x, Y: y})
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require.Equal(t, testKeys[i], hex.EncodeToString(res))
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}
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})
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}
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