If your development environment is a Vagrant Box, installing vagrant-notify
will allow Laravel Elixir to interact directly with the host and display native messages directly in the operating system. To install it, the following command should be run from the host operating system:
$ vagrant plugin install vagrant-notify
Here's the screenshot of a notification showing that PHPUnit tests have failed:
The installation instructions depend on each operating system.
For more information, visit https://github.com/fgrehm/vagrant-notify.