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48 lines
976 B
48 lines
976 B
package tmhash_test
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import (
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"crypto/sha256"
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"testing"
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"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/require"
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"github.com/tendermint/tendermint/crypto/tmhash"
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)
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func TestHash(t *testing.T) {
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testVector := []byte("abc")
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hasher := tmhash.New()
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_, err := hasher.Write(testVector)
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require.NoError(t, err)
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bz := hasher.Sum(nil)
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bz2 := tmhash.Sum(testVector)
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hasher = sha256.New()
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_, err = hasher.Write(testVector)
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require.NoError(t, err)
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bz3 := hasher.Sum(nil)
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assert.Equal(t, bz, bz2)
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assert.Equal(t, bz, bz3)
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}
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func TestHashTruncated(t *testing.T) {
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testVector := []byte("abc")
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hasher := tmhash.NewTruncated()
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_, err := hasher.Write(testVector)
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require.NoError(t, err)
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bz := hasher.Sum(nil)
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bz2 := tmhash.SumTruncated(testVector)
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hasher = sha256.New()
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_, err = hasher.Write(testVector)
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require.NoError(t, err)
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bz3 := hasher.Sum(nil)
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bz3 = bz3[:tmhash.TruncatedSize]
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assert.Equal(t, bz, bz2)
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assert.Equal(t, bz, bz3)
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}
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