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- var assert = require('assert')
- var UINT32 = require('..').UINT32
- describe('rotateRight method', function () {
- describe('0rotr1', function () {
- it('should return 0', function (done) {
- var u = UINT32(0).rotateRight(1)
- assert.equal( u.toNumber(), 0 )
- done()
- })
- })
- describe('4rotr1', function () {
- it('should return 2', function (done) {
- var u = UINT32(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 = UINT32(n).rotateRight(16)
- assert.equal( u.toNumber(), 1 )
- done()
- })
- })
- describe('1rotr32', function () {
- it('should return 1', function (done) {
- var u = UINT32(1).rotateRight(32)
- assert.equal( u.toNumber(), 1 )
- done()
- })
- })
- })
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