bitcoinjs-lib/test/script_signature.js
2018-05-15 02:18:50 +10:00

66 lines
1.6 KiB
JavaScript

/* global describe, it */
var assert = require('assert')
var bscriptSig = require('../src/script').signature
var BigInteger = require('bigi')
var Buffer = require('safe-buffer').Buffer
var fixtures = require('./fixtures/signature.json')
describe('Script Signatures', function () {
function fromRaw (signature) {
return {
r: new BigInteger(signature.r),
s: new BigInteger(signature.s)
}
}
function toRaw (signature) {
return {
r: signature.r.toString(),
s: signature.s.toString()
}
}
describe('encode', function () {
fixtures.valid.forEach(function (f) {
it('encodes ' + f.hex, function () {
var buffer = bscriptSig.encode(fromRaw(f.raw), f.hashType)
assert.strictEqual(buffer.toString('hex'), f.hex)
})
})
fixtures.invalid.forEach(function (f) {
if (!f.raw) return
it('throws ' + f.exception, function () {
var signature = fromRaw(f.raw)
assert.throws(function () {
bscriptSig.encode(signature, f.hashType)
}, new RegExp(f.exception))
})
})
})
describe('decode', function () {
fixtures.valid.forEach(function (f) {
it('decodes ' + f.hex, function () {
var decode = bscriptSig.decode(Buffer.from(f.hex, 'hex'))
assert.deepEqual(toRaw(decode.signature), f.raw)
assert.strictEqual(decode.hashType, f.hashType)
})
})
fixtures.invalid.forEach(function (f) {
it('throws on ' + f.hex, function () {
var buffer = Buffer.from(f.hex, 'hex')
assert.throws(function () {
bscriptSig.decode(buffer)
}, new RegExp(f.exception))
})
})
})
})