46 lines
794 B
JavaScript
46 lines
794 B
JavaScript
var assert = require('assert')
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var UINT32 = require('..').UINT32
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describe('not method', function () {
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describe('0', function () {
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it('should return 2^32-1', function (done) {
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var u = UINT32(0).not()
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assert.equal( u.toString(16), 'ffffffff' )
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done()
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})
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})
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describe('1', function () {
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it('should return 2^32-2', function (done) {
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var u = UINT32(1).not()
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assert.equal( u.toString(16), 'fffffffe' )
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done()
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})
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})
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describe('2^31', function() {
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var u = UINT32(0x7FFFFFFF).not()
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assert.equal( u.toString(16), '80000000')
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})
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describe('all bits set', function () {
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it('should return 0', function (done) {
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var u = UINT32(0xFFFFFFFF).not()
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assert.equal( u.toNumber(), 0 )
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done()
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})
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})
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})
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