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fedyk/app-freeze.js

Created July 19, 2019 14:37
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Script allows you to test freeze in web application
Raw
app-freeze.js
function freezeApp(duration) {
var now = new Date().getTime();
var endTime = now + duration;
console.log('start freeze time', new Date().toISOString(), 'window is focused:', document.hasFocus());
while(new Date().getTime() < endTime) document.querySelector('this.is > [very] > *[heavy] > .css[selector]');
console.log('end freeze time', new Date().toISOString(), 'window is focused:', document.hasFocus());
}
/**
* Freeze app for 5000ms with 2000ms delay
*/
setTimeout(() => freezeApp(5000), 2000)
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