jinja-js/tests_swig/speed.js

JavaScript templating engine based on Jinja2

var swig = require('../index'),
  tplF,
  tplS,
  array,
  output,
  d,
  i,
  tplString;

console.log();
console.log('Starting speed tests...');

swig.init({
  root: __dirname + '/templates'
});

tplString = '{% for foo in bar %}{{ loop.index }} - {{ foo }}{% endfor %}';
tplF = swig.compile(tplString);
console.time('object loop');
i = 10000;
d = new Date();
while (i) {
  i -= 1;
  tplF({bar: { foo: 'bar', bar: 'baz', baz: 'bop' }});
}
console.timeEnd('object loop');
console.log("  ~ " + Math.round(1000000 / (new Date() - d)) + " renders per sec.");

console.time('array loop');
i = 10000;
d = new Date();
while (i) {
  i -= 1;
  tplF({ bar: [ 'bar', 'baz', 'bop' ]});
}
console.timeEnd('array loop');
console.log("  ~ " + Math.round(1000000 / (new Date() - d)) + " renders per sec.");


tplString = "{% for v in array %}" +
  "{% if 1 %}" +
  "{% for k in v %}" +
  "\n{{loop.index}} {{k}}: " +
  "{% if loop.index in 'msafas' %}" +
  "<p>Hello World {{k}}{{foo}}{{k}}{{foo}}{{k}}{{foo}}</p>" +
  "{% endif %}" +
  "{% endfor %}" +
  "{% endif %}" +
  "{% endfor %}";

i = 1000;
console.time('Compile one template 1000 times');
d = new Date();
while (i) {
  i -= 1;
  tplS = swig.compile(tplString);
}
console.timeEnd('Compile one template 1000 times');
console.log("  ~ " + Math.round(1000000 / (new Date() - d)) + " renders per sec.");

array = [[1, 2, 3, 4, 5, 6, 7, 8, 9, 10], [1, 2, 3, 4, 5, 6, 7, 8, 9, 10], [1, 2, 3, 4, 5, 6, 7, 8, 9, 10], { af: "s", baz: "d", d: "f" }, "zeus"];
tplF = swig.compileFile("include_base.html");
swig.compileFile("included_2.html");
swig.compileFile("included.html");

i = 1000;
console.time('Render 1000 Includes Templates');
d = new Date();
while (i) {
  i -= 1;
  tplF.render({ array: array, foo: "baz", "included": "included.html" });
}
console.timeEnd('Render 1000 Includes Templates');
console.log("  ~ " + Math.round(1000000 / (new Date() - d)) + " renders per sec.");

swig.compileFile("extends_base.html");
swig.compileFile("extends_1.html");
tplF = swig.compileFile("extends_2.html");

i = 1000;
console.time('Render 1000 Extends Templates');
d = new Date();
while (i) {
  i -= 1;
  tplF.render({ array: array, foo: "baz", "included": "included.html" });
}
console.timeEnd('Render 1000 Extends Templates');
console.log("  ~ " + Math.round(1000000 / (new Date() - d)) + " renders per sec.");