File Upload In Intern.js

It is written in documentation that it is possible to do things like file upload using intern. Can anyone provide an example of how this can be done? I searched through examples an

Solution 1:

You interact with a file input form field, just like an end-user would, with the exception that you simply “type” the absolute path to the file you want to upload from the test machine.

return this.remote.findById('fileInput').type('/path/to/file');

See also How to click on <input type=file> across browsers using Selenium Webdriver?