chore: add todolist for benchmark case

benchmark/layout.js

@@ -0,0 +1,38 @@
+const Benchmark = require('benchmark')
+const { Liquid } = require('..')
+
+const engineOptions = {
+  root: __dirname,
+  extname: '.liquid'
+}
+
+const engine = new Liquid(engineOptions)
+const cachingEngine = new Liquid({
+  ...engineOptions,
+  cache: true
+})
+
+const template = `
+{% layout "./templates/layout.liquid" %}
+{% block body %}a small body{% endblock %}
+`
+
+function layout () {
+  console.log('--- layout ---')
+  return new Promise(resolve => {
+    new Benchmark.Suite('layout')
+      .add('cache=false', {
+        defer: true,
+        fn: d => engine.parseAndRender(template, {}).then(x => d.resolve(x))
+      })
+      .add('cache=true', {
+        defer: true,
+        fn: d => cachingEngine.parseAndRender(template, {}).then(x => d.resolve(x))
+      })
+      .on('cycle', event => console.log(String(event.target)))
+      .on('complete', resolve)
+      .run({ 'async': true })
+  })
+}
+
+module.exports = { layout }