timemachine

Test your time critical app by overriding the native Javascript Date function

Usage no npm install needed!

<script type="module">
  import timemachine from 'https://cdn.skypack.dev/timemachine';
</script>

README

timemachine Build Status

Test your time-dependent app by monkey patching the Date function and overriding your system time. Timemachine is compatible with global namespaces, RequireJS, CommonJS and NodeJS.

Installation

Bower

$ bower install timemachine

NPM

$ npm install timemachine

Usage

Config

timemachine.config({
  dateString: 'December 25, 1991 13:12:59'
});

console.log(new Date()); // December 25, 1991 13:12:59
Parameter Description Default
dateString Date you want set as a string Thu, 01 Jan 1970 00:00:00 GMT
timestamp Date you want set as a timestamp 0
difference Time offset in milliseconds 0
tick Whether the system clock should continue ticking false
keepTime Whether the system time should be kept false

Reset

timemachine.reset();
console.log(new Date()); // Your real system time