bitcoinjs-lib/test/bufferutils.js
2018-06-25 18:26:23 +10:00

50 lines
1.4 KiB
JavaScript

/* global describe, it */
const assert = require('assert')
const bufferutils = require('../src/bufferutils')
const fixtures = require('./fixtures/bufferutils.json')
describe('bufferutils', function () {
describe('readUInt64LE', function () {
fixtures.valid.forEach(function (f) {
it('decodes ' + f.hex, function () {
const buffer = Buffer.from(f.hex, 'hex')
const number = bufferutils.readUInt64LE(buffer, 0)
assert.strictEqual(number, f.dec)
})
})
fixtures.invalid.readUInt64LE.forEach(function (f) {
it('throws on ' + f.description, function () {
const buffer = Buffer.from(f.hex, 'hex')
assert.throws(function () {
bufferutils.readUInt64LE(buffer, 0)
}, new RegExp(f.exception))
})
})
})
describe('writeUInt64LE', function () {
fixtures.valid.forEach(function (f) {
it('encodes ' + f.dec, function () {
const buffer = Buffer.alloc(8, 0)
bufferutils.writeUInt64LE(buffer, f.dec, 0)
assert.strictEqual(buffer.toString('hex'), f.hex)
})
})
fixtures.invalid.readUInt64LE.forEach(function (f) {
it('throws on ' + f.description, function () {
const buffer = Buffer.alloc(8, 0)
assert.throws(function () {
bufferutils.writeUInt64LE(buffer, f.dec, 0)
}, new RegExp(f.exception))
})
})
})
})