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29 lines
824 B
29 lines
824 B
package poseidon
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import (
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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/assert"
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"golang.org/x/crypto/blake2b"
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)
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func TestBlake2bVersion(t *testing.T) {
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h := blake2b.Sum256([]byte("poseidon_constants"))
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assert.Equal(t, "e57ba154fb2c47811dc1a2369b27e25a44915b4e4ece4eb8ec74850cb78e01b1", hex.EncodeToString(h[:]))
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}
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func TestPoseidon(t *testing.T) {
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b1 := big.NewInt(int64(1))
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b2 := big.NewInt(int64(2))
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h, err := Hash([]*big.Int{b1, b2})
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assert.Nil(t, err)
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assert.Equal(t, "12242166908188651009877250812424843524687801523336557272219921456462821518061", h.String())
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b3 := big.NewInt(int64(3))
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b4 := big.NewInt(int64(4))
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h, err = Hash([]*big.Int{b3, b4})
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assert.Nil(t, err)
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assert.Equal(t, "17185195740979599334254027721507328033796809509313949281114643312710535000993", h.String())
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}
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