public function shouldDefaultTitleToPlaceholder()
 {
     // Empty string title
     $view = new \view\HTMLView("");
     assert($view->getTitle() !== null && $view->getTitle() === "Placeholder", "<p>Test failed, placeholder title was wrong</p>");
     echo "<p>Test successful</p>";
     // null title
     $view = new \view\HTMLView(null);
     assert($view->getTitle() !== null && $view->getTitle() === "Placeholder", "<p>Test failed, placeholder title was wrong</p>");
     echo "<p>Test successful</p>";
 }