eZ\Publish\Core\MVC\Symfony\View\Manager::addContentViewProvider PHP Method

    public function addContentViewProvider(ViewProvider $viewProvider, $priority = 0)
    {
        $this->addViewProvider($this->contentViewProviders, $viewProvider, $priority);
    }

 public function testContentViewProvidersPriority()
 {
     list($high, $medium, $low) = $this->createContentViewProviderMocks();
     $this->viewManager->addContentViewProvider($medium, 33);
     $this->viewManager->addContentViewProvider($high, 100);
     $this->viewManager->addContentViewProvider($low, -100);
     self::assertSame(array($high, $medium, $low), $this->viewManager->getAllContentViewProviders());
 }