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'use strict';
const common = require('../common.js');
const types = [
'UInt8',
'UInt16LE',
'UInt16BE',
'UInt32LE',
'UInt32BE',
'Int8',
'Int16LE',
'Int16BE',
'Int32LE',
'Int32BE',
'FloatLE',
'FloatBE',
'DoubleLE',
'DoubleBE'
];
const bench = common.createBenchmark(main, {
noAssert: ['false', 'true'],
buffer: ['fast', 'slow'],
type: types,
millions: [1]
});
const INT8 = 0x7f;
const INT16 = 0x7fff;
const INT32 = 0x7fffffff;
const UINT8 = (INT8 * 2) + 1;
const UINT16 = (INT16 * 2) + 1;
const UINT32 = INT32;
const mod = {
writeInt8: INT8,
writeInt16BE: INT16,
writeInt16LE: INT16,
writeInt32BE: INT32,
writeInt32LE: INT32,
writeUInt8: UINT8,
writeUInt16BE: UINT16,
writeUInt16LE: UINT16,
writeUInt32BE: UINT32,
writeUInt32LE: UINT32
};
function main(conf) {
const noAssert = conf.noAssert === 'true';
const len = +conf.millions * 1e6;
const clazz = conf.buf === 'fast' ? Buffer : require('buffer').SlowBuffer;
const buff = new clazz(8);
const type = conf.type || 'UInt8';
const fn = `write${type}`;
if (/Int/.test(fn))
benchInt(buff, fn, len, noAssert);
else
benchFloat(buff, fn, len, noAssert);
}
function benchInt(buff, fn, len, noAssert) {
const m = mod[fn];
const testFunction = new Function('buff', `
for (var i = 0; i !== ${len}; i++) {
buff.${fn}(i & ${m}, 0, ${JSON.stringify(noAssert)});
}
`);
bench.start();
testFunction(buff);
bench.end(len / 1e6);
}
function benchFloat(buff, fn, len, noAssert) {
const testFunction = new Function('buff', `
for (var i = 0; i !== ${len}; i++) {
buff.${fn}(i, 0, ${JSON.stringify(noAssert)});
}
`);
bench.start();
testFunction(buff);
bench.end(len / 1e6);
}
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