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64 lines
1.1 KiB
64 lines
1.1 KiB
var assert = require('assert') |
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var UINT64 = require('..').UINT64 |
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describe('xor method', function () { |
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describe('0^1', function () { |
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it('should return 1', function (done) { |
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var u = UINT64(0).xor( UINT64(1) ) |
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assert.equal( u.toNumber(), 1 ) |
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done() |
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}) |
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}) |
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describe('1^2', function () { |
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it('should return 3', function (done) { |
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var u = UINT64(1).xor( UINT64(2) ) |
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assert.equal( u.toNumber(), 3 ) |
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done() |
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}) |
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}) |
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describe('1^2^16', function () { |
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it('should return n+1', function (done) { |
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var n = Math.pow(2, 16) |
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var u = UINT64(1).xor( UINT64(n) ) |
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assert.equal( u.toNumber(), n+1 ) |
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done() |
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}) |
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}) |
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describe('2^16^1', function () { |
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it('should return n+1', function (done) { |
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var n = Math.pow(2, 16) |
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var u = UINT64(n).xor( UINT64(1) ) |
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assert.equal( u.toNumber(), n+1 ) |
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done() |
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}) |
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}) |
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describe('2^16^2^16', function () { |
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it('should return 0', function (done) { |
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var n = Math.pow(2, 16) |
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var u = UINT64(n).xor( UINT64(n) ) |
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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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