mageekguy\atoum\reports\asynchronous\coveralls::addDefaultWriter PHP Method

    public function addDefaultWriter(atoum\writers\http $writer = null)
    {
        $writer = $writer ?: new atoum\writers\http($this->adapter);
        $writer->setUrl(static::defaultCoverallsApiUrl)->setMethod(static::defaultCoverallsApiMethod)->setParameter(static::defaultCoverallsApiParameter)->addHeader('Content-Type', 'multipart/form-data');
        return parent::addWriter($writer);
    }

<?php

//.atoum.php
date_default_timezone_set('UTC');
use mageekguy\atoum;
use mageekguy\atoum\reports;
if (getenv("COVERALLS_REPO_TOKEN")) {
    $coveralls = new reports\asynchronous\coveralls(".", getenv("COVERALLS_REPO_TOKEN"));
    $coveralls->addDefaultWriter();
    $runner->addReport($coveralls);
    $script->addDefaultReport();
}