text: var assert = require('assert')
  var UINT64 = require('..').UINT64
  
  describe('rotateRight method', function () {
  
    describe('0rotr1', function () {
  
      it('should return 0', function (done) {
        var u = UINT64(0).rotateRight(1)
  
        assert.equal( u.toNumber(), 0 )
        done()
      })
  
    })
  
    describe('4rotr1', function () {
  
      it('should return 2', function (done) {
        var u = UINT64(4).rotateRight(1)
  
        assert.equal( u.toNumber(), 2 )
        done()
      })
  
    })
  
    describe('2^16rotr16', function () {
  
      it('should return 1', function (done) {
        var n = Math.pow(2, 16)
        var u = UINT64(n).rotateRight(16)
  
        assert.equal( u.toNumber(), 1 )
        done()
      })
  
    })
  
    describe('1rotr32', function () {
  
      it('should return 1', function (done) {
        var u = UINT64(1).rotateRight(32)
  
        assert.equal( u.toString(16), '100000000' )
        done()
      })
  
    })
  
  })
  