Add method isUserLoggedIn to the TPresenter (#44)

src/Traits/TPresenter.php

@@ -372,6 +372,16 @@ protected function logOut()
 		return $user;
 	}
 
+	/**
+	 * @return bool
+	 */
+	protected function isUserLoggedIn()
+	{
+		/** @var \Nette\Security\User $user */
+		$user = \Testbench\ContainerFactory::create(FALSE)->getByType('Nette\Security\User');
+		return $user->isLoggedIn();
+	}
+
 	/**
 	 * @return \Nette\Application\UI\Presenter
 	 */

tests/Traits/TPresenterTest.phpt

@@ -259,6 +259,14 @@ class TPresenterTest extends \Testbench\CustomPresenterTestCase
 		}, 'Tester\AssertException', "field 'test' should be defined as required, but it's not");
 	}
 
+	public function testUserLoggedIn()
+	{
+		Assert::false($this->isUserLoggedIn());
+		$this->logIn();
+		Assert::true($this->isUserLoggedIn());
+		$this->logOut();
+		Assert::false($this->isUserLoggedIn());
+	}
 }
 
 (new TPresenterTest)->run();