copay/test/test.HDPath.js

'use strict';

var chai = chai || require('chai');
var should = chai.should();
var bitcore = bitcore || require('bitcore');
try {
  var copay = require('copay'); //browser
} catch (e) {
  var copay = require('../copay'); //node
}
var HDPath = require('../js/models/core/HDPath');

describe('HDPath model', function() {
  it('should have the correct constants', function() {
    HDPath.MAX_NON_HARDENED.should.equal(Math.pow(2, 31) - 1);
    HDPath.SHARED_INDEX.should.equal(HDPath.MAX_NON_HARDENED);
    HDPath.ID_INDEX.should.equal(HDPath.SHARED_INDEX - 1);
    HDPath.IdFullBranch.should.equal('m/45\'/2147483646/0/0');
  });

  it('should get the correct branches', function() {
    // shared branch (no cosigner index specified)
    HDPath.FullBranch(0, false).should.equal('m/45\'/2147483647/0/0');

    // copayer 0, address 0, external address (receiving)
    HDPath.FullBranch(0, false, 0).should.equal('m/45\'/0/0/0');

    // copayer 0, address 10, external address (receiving)
    HDPath.FullBranch(0, false, 10).should.equal('m/45\'/10/0/0');

    // copayer 0, address 0, internal address (change)
    HDPath.FullBranch(0, true, 0).should.equal('m/45\'/0/1/0');

    // copayer 0, address 10, internal address (change)
    HDPath.FullBranch(10, true, 0).should.equal('m/45\'/0/1/10');

    // copayer 7, address 10, internal address (change)
    HDPath.FullBranch(10, true, 7).should.equal('m/45\'/7/1/10');
  });

  [
    ['m/45\'/0/0/0', {
    index: 0,
    isChange: false
  }],
  ['m/45\'/0/0/1', {
    index: 1,
    isChange: false
  }],
  ['m/45\'/0/0/2', {
    index: 2,
    isChange: false
  }],
  ['m/45\'/0/1/0', {
    index: 0,
    isChange: true
  }],
  ['m/45\'/0/1/1', {
    index: 1,
    isChange: true
  }],
  ['m/45\'/0/1/2', {
    index: 2,
    isChange: true
  }],
  ['m/45\'/0/0/900', {
    index: 900,
    isChange: false
  }],
  ].forEach(function(datum) {
    var path = datum[0];
    var result = datum[1];
    it('should get the correct indexes for path ' + path, function() {
      var i = HDPath.indexesForPath(path);
      i.addressIndex.should.equal(result.index);
      i.isChange.should.equal(result.isChange);
    });
  });
});