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45 lines
794 B
45 lines
794 B
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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