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64 lines
1.1 KiB
64 lines
1.1 KiB
var assert = require('assert') |
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var UINT32 = require('..').UINT32 |
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describe('and method', function () { |
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describe('0&1', function () { |
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it('should return 0', function (done) { |
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var u = UINT32(0).and( UINT32(1) ) |
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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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describe('1&2', function () { |
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it('should return 0', function (done) { |
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var u = UINT32(1).and( UINT32(2) ) |
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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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describe('1&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 = UINT32(1).and( UINT32(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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describe('2^16&1', 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 = UINT32(n).and( UINT32(1) ) |
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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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describe('2^16&2^16', function () { |
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it('should return n', function (done) { |
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var n = Math.pow(2, 16) |
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var u = UINT32(n).and( UINT32(n) ) |
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assert.equal( u.toNumber(), n ) |
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done() |
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}) |
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}) |
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})
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