# Contributing * Follow the [Doctrine Coding Standard](https://github.com/doctrine/coding-standard) * The project will follow strict [object calisthenics](http://www.slideshare.net/guilhermeblanco/object-calisthenics-applied-to-php) * Any contribution must provide tests for additional introduced conditions * Any un-confirmed issue needs a failing test case before being accepted * Pull requests must be sent from a new hotfix/feature branch, not from `master`.## InstallationTo install the project and run the tests, you need to clone it first:```sh$ git clone git://github.com/doctrine/instantiator.git```You will then need to run a composer installation:```sh$ cd Instantiator$ curl -s https://getcomposer.org/installer | php$ php composer.phar update```## TestingThe PHPUnit version to be used is the one installed as a dev- dependency via composer:```sh$ ./vendor/bin/phpunit```Accepted coverage for new contributions is 80%. Any contribution not satisfying this requirement won't be merged.