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Code

Verify messages in a loop

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This commit is contained in:
Dan Finlay 2017-02-13 21:29:22 -08:00
parent f2486fbdd3
commit 97b8410b30
1 changed files with 24 additions and 26 deletions
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50
test/unit/keyrings/simple-test.js
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@ -71,41 +71,39 @@ describe('simple-keyring', function() {
it('reliably can decode messages it signs', function (done) {
const message = 'hello there!'
let address, msgHashHex
const msgHashHex = web3.sha3(message)
let address
let addresses = []
keyring.deserialize([ privateKey ])
.then(() => {
keyring.addAccounts(9)
})
.then(() => {
return keyring.getAccounts()
})
.then((addresses) => {
address = addresses[0]
msgHashHex = web3.sha3(message)
return keyring.signMessage(address, msgHashHex)
.then((addrs) => {
addresses = addrs
return Promise.all(addresses.map((address) => {
return keyring.signMessage(address, msgHashHex)
}))
})
.then((sgn) => {
var r = ethUtil.toBuffer(sgn.slice(0,66))
var s = ethUtil.toBuffer('0x' + sgn.slice(66,130))
var v = ethUtil.bufferToInt(ethUtil.toBuffer('0x' + sgn.slice(130,132)))
var m = ethUtil.toBuffer(msgHashHex)
console.dir({ r, s, v, m })
var pub = ethUtil.ecrecover(m, v, r, s)
var adr = '0x' + ethUtil.pubToAddress(pub).toString('hex')
.then((signatures) => {
/*
var sgn = ethUtil.stripHexPrefix(signature)
var r = ethUtil.toBuffer(sgn.slice(0,64))
var s = ethUtil.toBuffer(sgn.slice(64,128))
var v = parseInt(sgn.slice(128,130)) + 27
var msgHashBuffer = ethUtil.toBuffer(msgHashHex)
var pub = ethUtil.ecrecover(msgHashBuffer, v, r, s)
var adr = '0x' + ethUtil.pubToAddress(pub).toString('hex')
*/
assert.equal(adr, address, 'recovers address from signature correctly')
signatures.forEach((sgn, index) => {
const address = addresses[index]
var r = ethUtil.toBuffer(sgn.slice(0,66))
var s = ethUtil.toBuffer('0x' + sgn.slice(66,130))
var v = ethUtil.bufferToInt(ethUtil.toBuffer('0x' + sgn.slice(130,132)))
var m = ethUtil.toBuffer(msgHashHex)
var pub = ethUtil.ecrecover(m, v, r, s)
var adr = '0x' + ethUtil.pubToAddress(pub).toString('hex')
assert.equal(adr, address, 'recovers address from signature correctly')
})
done()
})
.catch((reason) => {
console.dir(reason)
})
})
})