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var assert = require('assert'); |
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4
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describe('40-bit from bytes', function() { |
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let byteData = require('../../index.js'); |
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// 40 bit unsigned |
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it('should turn 5 bytes (hex) to 1 unsigned 40-bit int (65535)', |
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function() { |
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assert.deepEqual(byteData.fromBytes( |
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["ff","ff","0","0","0"], 40, {"base": 16, "signed": false}), |
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13
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[65535]); |
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14
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}); |
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it('should turn 5 bytes (hex) to 1 unsigned 40-bit int (32767)', |
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function() { |
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assert.deepEqual(byteData.fromBytes( |
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["ff","7f","0","0","0"], 40, {"base": 16, "signed": false}), |
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[32767]); |
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}); |
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it('should turn 4 bytes (hex) to 0 unsigned 40-bit int (not enought bytes) (32767)', |
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function() { |
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assert.deepEqual(byteData.fromBytes( |
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["ff","7f","0","0"], 40, {"base": 16, "signed": false}), |
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[]); |
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}); |
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it('should turn 7 bytes (hex) to 1 unsigned 40-bit int (ignoring the extra bytes) (32767)', |
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function() { |
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assert.deepEqual(byteData.fromBytes( |
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["ff","7f","0","0","0","ff","ff"], 40, {"base": 16, "signed": false}), |
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[32767]); |
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}); |
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it('should turn 5 bytes (hex) to 1 unsigned 40-bit int (549755813887)', |
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function() { |
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assert.deepEqual(byteData.fromBytes( |
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["ff","ff","ff","ff","7f"], 40, {"base": 16, "signed": false}), |
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[549755813887]); |
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}); |
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40
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it('should turn 5 bytes (bin) to 1 unsigned 40-bit int (500000000080)', |
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function() { |
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assert.deepEqual(byteData.fromBytes( |
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["01010000", "10001000", "01010010", "01101010", "01110100" ], |
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40, {"base": 2, "signed": false}), |
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[500000000080]); |
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}); |
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it('should turn 5 bytes (dec) to 1 unsigned 40-bit int (max range)', |
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function() { |
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assert.deepEqual(byteData.fromBytes( |
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["ff","ff","ff","ff","ff"], 40, {"base": 16, "signed": false}), |
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[1099511627775]); |
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}); |
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it('should turn 5 bytes (bin) to 1 unsigned 40-bit int (max range)', |
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function() { |
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assert.deepEqual(byteData.fromBytes( |
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[255,255,255,255,255], 40, {"base": 10, "signed": false}), |
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[1099511627775]); |
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}); |
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60
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it('should turn 5 bytes (hex) to 1 unsigned 40-bit int (149515627075)', |
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function() { |
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assert.deepEqual(byteData.fromBytes( |
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["43","6a", "d3","cf","22"], 40, {"base": 16, "signed": false}), |
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[149515627075]); |
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}); |
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it('should turn 5 bytes (bin) to 1 unsigned 40-bit int (149515627075)', |
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function() { |
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assert.deepEqual(byteData.fromBytes( |
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["01000011","01101010", "11010011","11001111","00100010"], |
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40, {"base": 2, "signed": false}), |
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[149515627075]); |
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}); |
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it('should turn 5 bytes (bin) to 1 unsigned 40-bit int (149515627075) (padding)', |
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function() { |
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assert.deepEqual(byteData.fromBytes( |
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["1000011","1101010", "11010011","11001111","100010"], |
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40, {"base": 2, "signed": false}), |
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[149515627075]); |
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}); |
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83
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84
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// 40 bit signed |
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87
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it('should turn 5 bytes (hex) to 1 signed 40-bit int (-32768)', |
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function() { |
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assert.deepEqual(byteData.fromBytes( |
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["0","80","ff","ff","ff"], 40, {"base": 16, "signed": true}), |
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[-32768]); |
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}); |
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it('should turn 5 bytes (hex) to 1 signed 40-bit int (-65535)', |
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function() { |
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assert.deepEqual(byteData.fromBytes( |
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["1","0","ff","ff","ff"], 40, {"base": 16, "signed": true}), |
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[-65535]); |
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}); |
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it('should turn 6 bytes (hex) to 1 signed 40-bit int (ignore the extra byte) (-65535)', |
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function() { |
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assert.deepEqual(byteData.fromBytes( |
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["1","0","ff","ff","ff","fe"], 40, {"base": 16, "signed": true}), |
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[-65535]); |
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}); |
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it('should turn 9 bytes (hex) to 1 signed 40-bit int (ignore the extra bytes) (-65535)', |
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function() { |
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assert.deepEqual(byteData.fromBytes( |
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["1","0","ff","ff","ff","ff","ff","ff","ff"], 40, {"base": 16, "signed": true}), |
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[-65535]); |
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}); |
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112
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113
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it('should turn 5 bytes (hex) to 1 signed 40-bit int (-1)', |
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function() { |
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assert.deepEqual(byteData.fromBytes( |
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["ff","ff","ff","ff","ff"], 40, {"base": 16, "signed": true}), |
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[-1]); |
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}); |
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it('should turn 5 bytes (hex) to 1 signed 40-bit int (-2)', |
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function() { |
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assert.deepEqual(byteData.fromBytes( |
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["fe","ff","ff","ff","ff"], 40, {"base": 16, "signed": true}), |
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[-2]); |
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}); |
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it('should turn 5 bytes (hex) to 1 signed 40-bit int (-3)', |
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function() { |
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127
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assert.deepEqual(byteData.fromBytes( |
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["fd","ff","ff","ff","ff"], 40, {"base": 16, "signed": true}), |
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[-3]); |
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}); |
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it('should turn 5 bytes (hex) to 1 signed 40-bit int (-10)', |
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function() { |
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assert.deepEqual(byteData.fromBytes( |
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["f6","ff","ff","ff","ff"], 40, {"base": 16, "signed": true}), |
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[-10]); |
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}); |
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it('should turn 5 bytes (hex) to 1 signed 40-bit int (-100)', |
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function() { |
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assert.deepEqual(byteData.fromBytes( |
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["9c","ff","ff","ff","ff"], 40, {"base": 16, "signed": true}), |
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[-100]); |
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}); |
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it('should turn 5 bytes (hex) to 1 signed 40-bit int (-1000)', |
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function() { |
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145
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assert.deepEqual(byteData.fromBytes( |
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["18","fc","ff","ff","ff"], 40, {"base": 16, "signed": true}), |
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[-1000]); |
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148
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}); |
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it('should turn 5 bytes (hex) to 1 signed 40-bit int (-10000)', |
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function() { |
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assert.deepEqual(byteData.fromBytes( |
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["f0","d8","ff","ff","ff"], 40, {"base": 16, "signed": true}), |
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[-10000]); |
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}); |
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it('should turn 5 bytes (hex) to 1 signed 40-bit int (-100000)', |
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function() { |
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assert.deepEqual(byteData.fromBytes( |
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["60", "79","fe","ff","ff"], 40, {"base": 16, "signed": true}), |
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[-100000]); |
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}); |
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it('should turn 5 bytes (hex) to 1 signed 40-bit int (-1000000)', |
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function() { |
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assert.deepEqual(byteData.fromBytes( |
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["c0", "bd","f0","ff","ff"], 40, {"base": 16, "signed": true}), |
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[-1000000]); |
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}); |
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167
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it('should turn 5 bytes (hex) to 1 signed 40-bit int (-32768)', |
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168
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function() { |
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169
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assert.deepEqual(byteData.fromBytes( |
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["0","80","ff","ff","ff"], 40, {"base": 16, "signed": true}), |
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[-32768]); |
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}); |
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173
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it('should turn 5 bytes (hex) to 1 signed 40-bit int (-32768)', |
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function() { |
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175
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assert.deepEqual(byteData.fromBytes( |
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["8","80","ff","ff","ff"], 40, {"base": 16, "signed": true}), |
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177
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[-32760]); |
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178
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}); |
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179
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it('should turn 5 bytes (hex) to 1 signed 40-bit int (-12345)', |
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180
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function() { |
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181
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assert.deepEqual(byteData.fromBytes( |
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182
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["c7","cf","ff","ff","ff"], 40, {"base": 16, "signed": true}), |
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183
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[-12345]); |
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184
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}); |
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185
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it('should turn 5 bytes (hex) to 1 signed 40-bit int (-12345)', |
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186
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function() { |
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187
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assert.deepEqual(byteData.fromBytes( |
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188
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["00","00","00","00","80"], 40, {"base": 16, "signed": true}), |
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189
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[-549755813888]); |
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190
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}); |
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191
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it('should turn 5 bytes (bin) to 1 signed 40-bit int (65535)', |
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192
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function() { |
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193
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assert.deepEqual(byteData.fromBytes( |
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194
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["ff","ff","0","0","0"], 40, {"base": 16, "signed": true}), |
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195
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[65535]); |
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196
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}); |
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197
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it('should turn 5 bytes (hex) to 1 unsigned 40-bit int (32767)', |
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198
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function() { |
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199
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assert.deepEqual(byteData.fromBytes( |
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200
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["ff","7f","0","0","0"], 40, {"base": 16, "signed": false}), |
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201
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[32767]); |
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202
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}); |
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203
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204
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/* |
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205
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it('should turn 5 bytes (hex) to 1 signed 40-bit int (min range)', |
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206
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function() { |
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207
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assert.deepEqual(byteData.fromBytes( |
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208
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["ff","ff","ff","ff","7f"], 16), |
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209
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[-549755813888]); |
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210
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}); |
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211
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it('should turn 5 bytes (bin) to 1 signed 40-bit int (-500000000080)', |
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212
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function() { |
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213
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assert.deepEqual(byteData.fromBytes( |
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214
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["01010000", "10001000", "01010010", "01101010", "01110100" ], 2), |
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215
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[-500000000080]); |
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216
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}); |
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217
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it('should turn 5 bytes (dec) to 1 signed 40-bit int (max range)', |
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218
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function() { |
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219
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assert.deepEqual(byteData.fromBytes( |
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220
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["ff","ff","ff","ff","ff"], 16), |
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221
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[549755813887]); |
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222
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}); |
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223
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it('should turn 5 bytes (bin) to 1 signed 40-bit int (32767)', |
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224
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function() { |
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225
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assert.deepEqual(byteData.fromBytes( |
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226
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[255,255,255,255,255]), |
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227
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[32767]); |
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228
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}); |
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229
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*/ |
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230
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}); |
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231
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rochars /
byte-data
