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// Show the difference between calling a short js function
// relative to a comparable C++ function.
// Reports n of calls per second.
// Note that JS speed goes up, while cxx speed stays about the same.
'use strict';
const assert = require('assert');
const common = require('../../common.js');
// This fails when we try to open with a different version of node,
// which is quite common for benchmarks. so in that case, just
// abort quietly.
let binding;
try {
binding = require(`./build/${common.buildType}/binding`);
} catch {
console.error('misc/function_call.js Binding failed to load');
process.exit(0);
}
const cxx = binding.hello;
let napi_binding;
try {
napi_binding = require(`./build/${common.buildType}/napi_binding`);
} catch {
console.error('misc/function_call/index.js NAPI-Binding failed to load');
process.exit(0);
}
const napi = napi_binding.hello;
var c = 0;
function js() {
return c++;
}
assert(js() === cxx());
const bench = common.createBenchmark(main, {
type: ['js', 'cxx', 'napi'],
n: [1e6, 1e7, 5e7]
});
function main({ n, type }) {
const fn = type === 'cxx' ? cxx : type === 'napi' ? napi : js;
bench.start();
for (var i = 0; i < n; i++) {
fn();
}
bench.end(n);
}