addContentViewProvider() public method

When this view provider will be called in the chain depends on $priority. The highest $priority is, the earliest the router will be called.
public addContentViewProvider ( eZ\Publish\Core\MVC\Symfony\View\ViewProvider $viewProvider, integer $priority )
$viewProvider eZ\Publish\Core\MVC\Symfony\View\ViewProvider
$priority integer
 public function testContentViewProvidersPriority()
 {
     list($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());
 }
 public function testRenderContentWithClosure()
 {
     $viewProvider = $this->getMock('eZ\\Publish\\Core\\MVC\\Symfony\\View\\Provider\\Content');
     $this->viewManager->addContentViewProvider($viewProvider);
     // Configuring content mocks
     $content = $this->getMock('eZ\\Publish\\API\\Repository\\Values\\Content\\Content');
     $versionInfo = $this->getMock('eZ\\Publish\\API\\Repository\\Values\\Content\\VersionInfo');
     $contentInfo = $this->getMock('eZ\\Publish\\API\\Repository\\Values\\Content\\ContentInfo');
     $content->expects($this->once())->method('getVersionInfo')->will($this->returnValue($versionInfo));
     $versionInfo->expects($this->once())->method('getContentInfo')->will($this->returnValue($contentInfo));
     // Configuring view provider behaviour
     $closure = function ($params) {
         return serialize(array_keys($params));
     };
     $params = array('foo' => 'bar');
     $viewProvider->expects($this->once())->method('getView')->with($contentInfo)->will($this->returnValue(new ContentView($closure, $params)));
     // Configuring template engine behaviour
     $params += array('content' => $content, 'viewbaseLayout' => $this->viewBaseLayout);
     $expectedTemplateResult = serialize(array_keys($params));
     $this->templateEngineMock->expects($this->never())->method('render');
     self::assertSame($expectedTemplateResult, $this->viewManager->renderContent($content));
 }