public function testConstruct()
{
$objectPrefix = 'PhpOffice\\PhpPresentation\\Writer\\PowerPoint2007\\';
$oPhpPresentation = new PhpPresentation();
$object = new PowerPoint2007($oPhpPresentation);
$this->assertInstanceOf('PhpOffice\\PhpPresentation\\PhpPresentation', $object->getPhpPresentation());
$this->assertEquals('./', $object->getDiskCachingDirectory());
$this->assertInstanceOf("{$objectPrefix}LayoutPack\\PackDefault", $object->getLayoutPack());
}