Example of annotation reader in phpunit hooks

E2E.php

<?php

namespace PHPUnitE2EExtension\Annotation;

/**
 * @Annotation
 * @Target("Class")
 */
final class E2E
{
}

MyExtension.php

<?php

declare(strict_types=1);

namespace PHPUnitE2EExtension;

use PHPUnit\Runner\BeforeTestHook;
use PHPUnit\Runner\AfterLastTestHook;
use Doctrine\Common\Annotations\AnnotationReader;
use PHPUnitE2EExtension\Annotation\E2E;

final class MyExtension implements BeforeTestHook, AfterTestHook
{
    /**
     * @var AnnotationReader 
     */
    private static $annotationReader;
  
    private function annotationReader()
    {
        if (self::$annotationReader === null) {
            AnnotationRegistry::registerLoader('class_exists');
            self::$annotationReader = new AnnotationReader();
        }
      
        return self::$annotationReader;
    }
  
    public function executeBeforeTest(string $test): void
    {
        if (!$this->isE2Etest()) {
            return; 
        }
      
        // do your logic
    }

    private function isE2Etest(string $test): bool
    {
        [$class] = \explode('::', $test);

        return $this->annotationReader()->getClassAnnotation(
            new \ReflectionClass($class),
            E2E::class
        ) !== null;
    }

    public function executeAfterTest(string $test, float $time): void
    {
        if (!$this->isE2Etest()) {
            return; 
        }
      
        // do your logic
    }
}

MyTest.php

<?php

declare(strict_types=1);

namespace Tests;

use PHPUnitE2EExtension\Annotation\E2E;
use PHPUnit\Framework\TestCase;

/**
 * @E2E
 */
final class ExpirationDateHandlerTest extends TestCase
{
}

phpunit.xml

<extensions>
    <extension class="PHPUnitE2EExtension\MyExtension" />
</extensions>