46 lines
1.3 KiB
Go
46 lines
1.3 KiB
Go
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package api
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import (
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"fmt"
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"testing"
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"github.com/ethereum/go-ethereum/crypto"
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"github.com/status-im/status-go/params"
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"github.com/status-im/status-go/services/personal"
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"github.com/status-im/status-go/t/utils"
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"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/require"
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)
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func TestHashMessage(t *testing.T) {
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backend := NewStatusBackend()
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config, err := utils.MakeTestNodeConfig(params.StatusChainNetworkID)
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require.NoError(t, err)
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err = backend.StartNode(config)
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require.NoError(t, err)
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defer func() {
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require.NoError(t, backend.StopNode())
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}()
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key, err := crypto.GenerateKey()
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require.NoError(t, err)
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addr := crypto.PubkeyToAddress(key.PublicKey)
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originalMessage := []byte{0x01, 0x02, 0x03}
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hash := HashMessage(originalMessage)
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// simulate signature from external signer like a keycard
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sig, err := crypto.Sign(hash, key)
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require.NoError(t, err)
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sig[64] += 27 // Transform V from 0/1 to 27/28 according to the yellow paper
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// check that the message was wrapped correctly before hashing it
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recParams := personal.RecoverParams{
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Message: fmt.Sprintf("0x%x", originalMessage),
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Signature: fmt.Sprintf("0x%x", sig),
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}
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recoveredAddr, err := backend.Recover(recParams)
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require.NoError(t, err)
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assert.Equal(t, addr, recoveredAddr)
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}
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