[Security] Fix return type declarations

src/Symfony/Component/HttpKernel/ControllerMetadata/ArgumentMetadata.php

@@ -58,7 +58,7 @@ class ArgumentMetadata
      *
      * The type is the PHP class in 5.5+ and additionally the basic type in PHP 7.0+.
      *
-     * @return string
+     * @return string|null
      */
     public function getType()
     {

src/Symfony/Component/Security/Core/Tests/Authentication/Provider/DaoAuthenticationProviderTest.php

@@ -18,6 +18,9 @@ use Symfony\Component\Security\Core\Exception\UsernameNotFoundException;
 
 class DaoAuthenticationProviderTest extends TestCase
 {
+    /**
+     * @group legacy
+     */
     public function testRetrieveUserWhenProviderDoesNotReturnAnUserInterface()
     {
         $this->expectException('Symfony\Component\Security\Core\Exception\AuthenticationServiceException');

src/Symfony/Component/Security/Core/Tests/Authentication/Provider/UserAuthenticationProviderTest.php

@@ -62,6 +62,9 @@ class UserAuthenticationProviderTest extends TestCase
         $provider->authenticate($this->getSupportedToken());
     }
 
+    /**
+     * @group legacy
+     */
     public function testAuthenticateWhenProviderDoesNotReturnAnUserInterface()
     {
         $this->expectException('Symfony\Component\Security\Core\Exception\AuthenticationServiceException');

src/Symfony/Component/Security/Guard/Tests/Provider/GuardAuthenticationProviderTest.php

@@ -12,10 +12,10 @@
 namespace Symfony\Component\Security\Guard\Tests\Provider;
 
 use PHPUnit\Framework\TestCase;
-use Symfony\Component\Security\Core\Authentication\Token\TokenInterface;
 use Symfony\Component\Security\Core\User\UserInterface;
 use Symfony\Component\Security\Guard\AuthenticatorInterface;
 use Symfony\Component\Security\Guard\Provider\GuardAuthenticationProvider;
+use Symfony\Component\Security\Guard\Token\GuardTokenInterface;
 use Symfony\Component\Security\Guard\Token\PostAuthenticationGuardToken;
 use Symfony\Component\Security\Guard\Token\PreAuthenticationGuardToken;
 
@@ -68,7 +68,7 @@ class GuardAuthenticationProviderTest extends TestCase
             ->with($enteredCredentials, $mockedUser)
             // authentication works!
             ->willReturn(true);
-        $authedToken = $this->getMockBuilder(TokenInterface::class)->getMock();
+        $authedToken = $this->getMockBuilder(GuardTokenInterface::class)->getMock();
         $authenticatorB->expects($this->once())
             ->method('createAuthenticatedToken')
             ->with($mockedUser, $providerKey)
@@ -130,7 +130,7 @@ class GuardAuthenticationProviderTest extends TestCase
             ->with($enteredCredentials, $mockedUser)
             // authentication works!
             ->willReturn(true);
-        $authedToken = $this->getMockBuilder('Symfony\Component\Security\Core\Authentication\Token\TokenInterface')->getMock();
+        $authedToken = $this->getMockBuilder(GuardTokenInterface::class)->getMock();
         $authenticatorB->expects($this->once())
             ->method('createAuthenticatedToken')
             ->with($mockedUser, $providerKey)

src/Symfony/Component/Security/Http/Authentication/AuthenticationSuccessHandlerInterface.php

@@ -31,7 +31,7 @@ interface AuthenticationSuccessHandlerInterface
      * is called by authentication listeners inheriting from
      * AbstractAuthenticationListener.
      *
-     * @return Response never null
+     * @return Response
      */
     public function onAuthenticationSuccess(Request $request, TokenInterface $token);
 }

src/Symfony/Component/Security/Http/Tests/Authentication/DefaultAuthenticationFailureHandlerTest.php

@@ -12,6 +12,7 @@
 namespace Symfony\Component\Security\Http\Tests\Authentication;
 
 use PHPUnit\Framework\TestCase;
+use Symfony\Component\HttpFoundation\RedirectResponse;
 use Symfony\Component\HttpFoundation\Response;
 use Symfony\Component\HttpKernel\HttpKernelInterface;
 use Symfony\Component\Security\Core\Security;
@@ -62,7 +63,7 @@ class DefaultAuthenticationFailureHandlerTest extends TestCase
 
     public function testRedirect()
     {
-        $response = new Response();
+        $response = new RedirectResponse('/login');
         $this->httpUtils->expects($this->once())
             ->method('createRedirectResponse')->with($this->request, '/login')
             ->willReturn($response);

src/Symfony/Component/Security/Http/Tests/EntryPoint/FormAuthenticationEntryPointTest.php

@@ -12,6 +12,7 @@
 namespace Symfony\Component\Security\Http\Tests\EntryPoint;
 
 use PHPUnit\Framework\TestCase;
+use Symfony\Component\HttpFoundation\RedirectResponse;
 use Symfony\Component\HttpFoundation\Response;
 use Symfony\Component\HttpKernel\HttpKernelInterface;
 use Symfony\Component\Security\Http\EntryPoint\FormAuthenticationEntryPoint;
@@ -21,7 +22,7 @@ class FormAuthenticationEntryPointTest extends TestCase
     public function testStart()
     {
         $request = $this->getMockBuilder('Symfony\Component\HttpFoundation\Request')->disableOriginalConstructor()->disableOriginalClone()->getMock();
-        $response = new Response();
+        $response = new RedirectResponse('/the/login/path');
 
         $httpKernel = $this->getMockBuilder('Symfony\Component\HttpKernel\HttpKernelInterface')->getMock();
         $httpUtils = $this->getMockBuilder('Symfony\Component\Security\Http\HttpUtils')->getMock();

src/Symfony/Component/Security/Http/Tests/Firewall/ExceptionListenerTest.php

@@ -72,6 +72,9 @@ class ExceptionListenerTest extends TestCase
         ];
     }
 
+    /**
+     * @group legacy
+     */
     public function testExceptionWhenEntryPointReturnsBadValue()
     {
         $event = $this->createEvent(new AuthenticationException());

src/Symfony/Component/Security/Http/Tests/Firewall/LogoutListenerTest.php

@@ -122,6 +122,9 @@ class LogoutListenerTest extends TestCase
         $listener->handle($event);
     }
 
+    /**
+     * @group legacy
+     */
     public function testSuccessHandlerReturnsNonResponse()
     {
         $this->expectException('RuntimeException');

src/Symfony/Component/Security/Http/Tests/Firewall/UsernamePasswordFormAuthenticationListenerTest.php

@@ -12,6 +12,7 @@
 namespace Symfony\Component\Security\Tests\Http\Firewall;
 
 use PHPUnit\Framework\TestCase;
+use Symfony\Component\HttpFoundation\RedirectResponse;
 use Symfony\Component\HttpFoundation\Request;
 use Symfony\Component\HttpFoundation\Response;
 use Symfony\Component\HttpKernel\Event\GetResponseEvent;
@@ -40,6 +41,10 @@ class UsernamePasswordFormAuthenticationListenerTest extends TestCase
             ->method('checkRequestPath')
             ->willReturn(true)
         ;
+        $httpUtils
+            ->method('createRedirectResponse')
+            ->willReturn(new RedirectResponse('/hello'))
+        ;
 
         $failureHandler = $this->getMockBuilder('Symfony\Component\Security\Http\Authentication\AuthenticationFailureHandlerInterface')->getMock();
         $failureHandler
@@ -52,7 +57,7 @@ class UsernamePasswordFormAuthenticationListenerTest extends TestCase
         $authenticationManager
             ->expects($ok ? $this->once() : $this->never())
             ->method('authenticate')
-            ->willReturn(new Response())
+            ->willReturnArgument(0)
         ;
 
         $listener = new UsernamePasswordFormAuthenticationListener(
@@ -61,7 +66,7 @@ class UsernamePasswordFormAuthenticationListenerTest extends TestCase
             $this->getMockBuilder('Symfony\Component\Security\Http\Session\SessionAuthenticationStrategyInterface')->getMock(),
             $httpUtils,
             'TheProviderKey',
-            $this->getMockBuilder('Symfony\Component\Security\Http\Authentication\AuthenticationSuccessHandlerInterface')->getMock(),
+            new DefaultAuthenticationSuccessHandler($httpUtils),
             $failureHandler,
             ['require_previous_session' => false]
         );

src/Symfony/Component/Security/Http/Tests/Logout/DefaultLogoutSuccessHandlerTest.php

@@ -12,7 +12,7 @@
 namespace Symfony\Component\Security\Http\Tests\Logout;
 
 use PHPUnit\Framework\TestCase;
-use Symfony\Component\HttpFoundation\Response;
+use Symfony\Component\HttpFoundation\RedirectResponse;
 use Symfony\Component\Security\Http\Logout\DefaultLogoutSuccessHandler;
 
 class DefaultLogoutSuccessHandlerTest extends TestCase
@@ -20,7 +20,7 @@ class DefaultLogoutSuccessHandlerTest extends TestCase
     public function testLogout()
     {
         $request = $this->getMockBuilder('Symfony\Component\HttpFoundation\Request')->getMock();
-        $response = new Response();
+        $response = new RedirectResponse('/dashboard');
 
         $httpUtils = $this->getMockBuilder('Symfony\Component\Security\Http\HttpUtils')->getMock();
         $httpUtils->expects($this->once())

src/Symfony/Component/Security/Http/Tests/RememberMe/AbstractRememberMeServicesTest.php

@@ -39,6 +39,9 @@ class AbstractRememberMeServicesTest extends TestCase
         $this->assertNull($service->autoLogin(new Request()));
     }
 
+    /**
+     * @group legacy
+     */
     public function testAutoLoginThrowsExceptionWhenImplementationDoesNotReturnUserInterface()
     {
         $this->expectException('RuntimeException');