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'use strict';
const common = require('../common.js');
const assert = require('assert');
const bench = common.createBenchmark(main, {
method: ['withoutdefaults', 'withdefaults'],
n: [1e8]
});
function oldStyleDefaults(x, y) {
x = x || 1;
y = y || 2;
assert.strictEqual(x, 1);
assert.strictEqual(y, 2);
}
function defaultParams(x = 1, y = 2) {
assert.strictEqual(x, 1);
assert.strictEqual(y, 2);
}
function runOldStyleDefaults(n) {
bench.start();
for (var i = 0; i < n; i++)
oldStyleDefaults();
bench.end(n);
}
function runDefaultParams(n) {
bench.start();
for (var i = 0; i < n; i++)
defaultParams();
bench.end(n);
}
function main({ n, method }) {
switch (method) {
case '':
// Empty string falls through to next line as default, mostly for tests.
case 'withoutdefaults':
runOldStyleDefaults(n);
break;
case 'withdefaults':
runDefaultParams(n);
break;
default:
throw new Error(`Unexpected method "${method}"`);
}
}