You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 

126 lines
3.1 KiB

'use strict';
var should = require('chai').should();
var bitcore = require('../..');
var BN = bitcore.crypto.BN;
var BufferReader = bitcore.encoding.BufferReader;
var BufferWriter = bitcore.encoding.BufferWriter;
var Varint = bitcore.encoding.Varint;
describe('Varint', function() {
it('should make a new varint', function() {
var buf = new Buffer('00', 'hex');
var varint = new Varint(buf);
should.exist(varint);
varint.buf.toString('hex').should.equal('00');
varint = Varint(buf);
should.exist(varint);
varint.buf.toString('hex').should.equal('00');
//various ways to use the constructor
Varint(Varint(0).toBuffer()).toNumber().should.equal(0);
Varint(0).toNumber().should.equal(0);
Varint(new BN(0)).toNumber().should.equal(0);
});
describe('#set', function() {
it('should set a buffer', function() {
var buf = new Buffer('00', 'hex');
var varint = Varint().set({buf: buf});
varint.buf.toString('hex').should.equal('00');
varint.set({});
varint.buf.toString('hex').should.equal('00');
});
});
describe('#fromString', function() {
it('should set a buffer', function() {
var buf = BufferWriter().writeVarintNum(5).concat();
var varint = Varint().fromString(buf.toString('hex'));
varint.toNumber().should.equal(5);
});
});
describe('#toString', function() {
it('should return a buffer', function() {
var buf = BufferWriter().writeVarintNum(5).concat();
var varint = Varint().fromString(buf.toString('hex'));
varint.toString().should.equal('05');
});
});
describe('#fromBuffer', function() {
it('should set a buffer', function() {
var buf = BufferWriter().writeVarintNum(5).concat();
var varint = Varint().fromBuffer(buf);
varint.toNumber().should.equal(5);
});
});
describe('#fromBufferReader', function() {
it('should set a buffer reader', function() {
var buf = BufferWriter().writeVarintNum(5).concat();
var br = BufferReader(buf);
var varint = Varint().fromBufferReader(br);
varint.toNumber().should.equal(5);
});
});
describe('#fromBN', function() {
it('should set a number', function() {
var varint = Varint().fromBN(new BN(5));
varint.toNumber().should.equal(5);
});
});
describe('#fromNumber', function() {
it('should set a number', function() {
var varint = Varint().fromNumber(5);
varint.toNumber().should.equal(5);
});
});
describe('#toBuffer', function() {
it('should return a buffer', function() {
var buf = BufferWriter().writeVarintNum(5).concat();
var varint = Varint(buf);
varint.toBuffer().toString('hex').should.equal(buf.toString('hex'));
});
});
describe('#toBN', function() {
it('should return a buffer', function() {
var varint = Varint(5);
varint.toBN().toString().should.equal(new BN(5).toString());
});
});
describe('#toNumber', function() {
it('should return a buffer', function() {
var varint = Varint(5);
varint.toNumber().should.equal(5);
});
});
});