public function createPackageCreatesCommonFolders()
{
$package = $this->packageManager->createPackage('Acme.YetAnotherTestPackage');
$packagePath = $package->getPackagePath();
$this->assertTrue(is_dir($packagePath . PackageInterface::DIRECTORY_CLASSES), 'Classes directory was not created');
$this->assertTrue(is_dir($packagePath . PackageInterface::DIRECTORY_CONFIGURATION), 'Configuration directory was not created');
$this->assertTrue(is_dir($packagePath . PackageInterface::DIRECTORY_RESOURCES), 'Resources directory was not created');
$this->assertTrue(is_dir($packagePath . PackageInterface::DIRECTORY_TESTS_UNIT), 'Tests/Unit directory was not created');
$this->assertTrue(is_dir($packagePath . PackageInterface::DIRECTORY_TESTS_FUNCTIONAL), 'Tests/Functional directory was not created');
}