Speed up your phpunit code coverage output in Laravel

README.md

Speed up your phpunit code coverage output in Laravel.

Your coverage reports are slowed down by xdebug tracing within Laravel and packages you depend on, despite them not being in your final coverage report. This moves the filtering from phpunit into xdebug itself.

Before: Time: 5.33 minutes, Memory: 10.00 MB

After: Time: 1.5 minutes, Memory: 10.00 MB

./vendor/bin/phpunit --coverage-html=results/coverage

More info: sebastianbergmann/phpunit#3272

TestCase.php

<?php

namespace Tests;

use Illuminate\Foundation\Testing\TestCase as BaseTestCase;

abstract class TestCase extends BaseTestCase
{
    use CreatesApplication;

    protected function setUp(): void
    {
        if (function_exists('xdebug_set_filter')) {
            \xdebug_set_filter(
                \XDEBUG_FILTER_CODE_COVERAGE,
                \XDEBUG_PATH_WHITELIST,
                [
                    './app/'
                ]
            );
        }
        parent::setUp();
    }
}