public function classesFromFunctionalTestsDirectoriesAreLoaded()
{
mkdir('vfs://Test/Packages/Application/Acme.MyApp/Tests/Functional/Essentials', 0770, true);
file_put_contents('vfs://Test/Packages/Application/Acme.MyApp/Tests/Functional/Essentials/LawnMowerTest.php', '<?php ' . __CLASS__ . '::$testClassWasLoaded = TRUE; ?>');
$this->classLoader->setConsiderTestsNamespace(true);
$this->classLoader->setPackages($this->mockPackages);
$this->classLoader->loadClass('Acme\\MyApp\\Tests\\Functional\\Essentials\\LawnMowerTest');
$this->assertTrue(self::$testClassWasLoaded);
}