diff --git a/src/Symfony/Component/Security/Core/User/UserChecker.php b/src/Symfony/Component/Security/Core/User/UserChecker.php
index 8dde3a6670..ac577a37ba 100644
--- a/src/Symfony/Component/Security/Core/User/UserChecker.php
+++ b/src/Symfony/Component/Security/Core/User/UserChecker.php
@@ -32,22 +32,6 @@ class UserChecker implements UserCheckerInterface
             return;
         }
 
-        if (!$user->isCredentialsNonExpired()) {
-            $ex = new CredentialsExpiredException('User credentials have expired.');
-            $ex->setUser($user);
-            throw $ex;
-        }
-    }
-
-    /**
-     * {@inheritdoc}
-     */
-    public function checkPostAuth(UserInterface $user)
-    {
-        if (!$user instanceof AdvancedUserInterface) {
-            return;
-        }
-
         if (!$user->isAccountNonLocked()) {
             $ex = new LockedException('User account is locked.');
             $ex->setUser($user);
@@ -66,4 +50,20 @@ class UserChecker implements UserCheckerInterface
             throw $ex;
         }
     }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function checkPostAuth(UserInterface $user)
+    {
+        if (!$user instanceof AdvancedUserInterface) {
+            return;
+        }
+
+        if (!$user->isCredentialsNonExpired()) {
+            $ex = new CredentialsExpiredException('User credentials have expired.');
+            $ex->setUser($user);
+            throw $ex;
+        }
+    }
 }
diff --git a/src/Symfony/Component/Security/Tests/Core/User/UserCheckerTest.php b/src/Symfony/Component/Security/Tests/Core/User/UserCheckerTest.php
index f28067f1dd..dca631146d 100644
--- a/src/Symfony/Component/Security/Tests/Core/User/UserCheckerTest.php
+++ b/src/Symfony/Component/Security/Tests/Core/User/UserCheckerTest.php
@@ -15,36 +15,6 @@ use Symfony\Component\Security\Core\User\UserChecker;
 
 class UserCheckerTest extends \PHPUnit_Framework_TestCase
 {
-    public function testCheckPreAuthNotAdvancedUserInterface()
-    {
-        $checker = new UserChecker();
-
-        $this->assertNull($checker->checkPreAuth($this->getMock('Symfony\Component\Security\Core\User\UserInterface')));
-    }
-
-    public function testCheckPreAuthPass()
-    {
-        $checker = new UserChecker();
-
-        $account = $this->getMock('Symfony\Component\Security\Core\User\AdvancedUserInterface');
-        $account->expects($this->once())->method('isCredentialsNonExpired')->will($this->returnValue(true));
-
-        $this->assertNull($checker->checkPreAuth($account));
-    }
-
-    /**
-     * @expectedException \Symfony\Component\Security\Core\Exception\CredentialsExpiredException
-     */
-    public function testCheckPreAuthCredentialsExpired()
-    {
-        $checker = new UserChecker();
-
-        $account = $this->getMock('Symfony\Component\Security\Core\User\AdvancedUserInterface');
-        $account->expects($this->once())->method('isCredentialsNonExpired')->will($this->returnValue(false));
-
-        $checker->checkPreAuth($account);
-    }
-
     public function testCheckPostAuthNotAdvancedUserInterface()
     {
         $checker = new UserChecker();
@@ -57,30 +27,60 @@ class UserCheckerTest extends \PHPUnit_Framework_TestCase
         $checker = new UserChecker();
 
         $account = $this->getMock('Symfony\Component\Security\Core\User\AdvancedUserInterface');
-        $account->expects($this->once())->method('isAccountNonLocked')->will($this->returnValue(true));
-        $account->expects($this->once())->method('isEnabled')->will($this->returnValue(true));
-        $account->expects($this->once())->method('isAccountNonExpired')->will($this->returnValue(true));
+        $account->expects($this->once())->method('isCredentialsNonExpired')->will($this->returnValue(true));
 
         $this->assertNull($checker->checkPostAuth($account));
     }
 
+    /**
+     * @expectedException \Symfony\Component\Security\Core\Exception\CredentialsExpiredException
+     */
+    public function testCheckPostAuthCredentialsExpired()
+    {
+        $checker = new UserChecker();
+
+        $account = $this->getMock('Symfony\Component\Security\Core\User\AdvancedUserInterface');
+        $account->expects($this->once())->method('isCredentialsNonExpired')->will($this->returnValue(false));
+
+        $checker->checkPostAuth($account);
+    }
+
+    public function testCheckPreAuthNotAdvancedUserInterface()
+    {
+        $checker = new UserChecker();
+
+        $this->assertNull($checker->checkPreAuth($this->getMock('Symfony\Component\Security\Core\User\UserInterface')));
+    }
+
+    public function testCheckPreAuthPass()
+    {
+        $checker = new UserChecker();
+
+        $account = $this->getMock('Symfony\Component\Security\Core\User\AdvancedUserInterface');
+        $account->expects($this->once())->method('isAccountNonLocked')->will($this->returnValue(true));
+        $account->expects($this->once())->method('isEnabled')->will($this->returnValue(true));
+        $account->expects($this->once())->method('isAccountNonExpired')->will($this->returnValue(true));
+
+        $this->assertNull($checker->checkPreAuth($account));
+    }
+
     /**
      * @expectedException \Symfony\Component\Security\Core\Exception\LockedException
      */
-    public function testCheckPostAuthAccountLocked()
+    public function testCheckPreAuthAccountLocked()
     {
         $checker = new UserChecker();
 
         $account = $this->getMock('Symfony\Component\Security\Core\User\AdvancedUserInterface');
         $account->expects($this->once())->method('isAccountNonLocked')->will($this->returnValue(false));
 
-        $checker->checkPostAuth($account);
+        $checker->checkPreAuth($account);
     }
 
     /**
      * @expectedException \Symfony\Component\Security\Core\Exception\DisabledException
      */
-    public function testCheckPostAuthDisabled()
+    public function testCheckPreAuthDisabled()
     {
         $checker = new UserChecker();
 
@@ -88,13 +88,13 @@ class UserCheckerTest extends \PHPUnit_Framework_TestCase
         $account->expects($this->once())->method('isAccountNonLocked')->will($this->returnValue(true));
         $account->expects($this->once())->method('isEnabled')->will($this->returnValue(false));
 
-        $checker->checkPostAuth($account);
+        $checker->checkPreAuth($account);
     }
 
     /**
      * @expectedException \Symfony\Component\Security\Core\Exception\AccountExpiredException
      */
-    public function testCheckPostAuthAccountExpired()
+    public function testCheckPreAuthAccountExpired()
     {
         $checker = new UserChecker();
 
@@ -103,6 +103,6 @@ class UserCheckerTest extends \PHPUnit_Framework_TestCase
         $account->expects($this->once())->method('isEnabled')->will($this->returnValue(true));
         $account->expects($this->once())->method('isAccountNonExpired')->will($this->returnValue(false));
 
-        $checker->checkPostAuth($account);
+        $checker->checkPreAuth($account);
     }
 }