symfony
diff --git a/‎components/cache/cache_items.rst
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diff --git a/‎components/cache/cache_pools.rst
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diff --git a/‎components/psr7.rst
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diff --git a/‎reference/configuration/framework.rst
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diff --git a/‎testing/http_authentication.rst
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@@ -33,7 +33,7 @@ argument is the key of the item::
     // $cache pool object was created before
     $productsCount = $cache->getItem('stats.products_count');
 
-Then, use the :method:`Psr\\Cache\\CacheItemInterface::set` method to set
+Then, use the ``Psr\\Cache\\CacheItemInterface::set`` method to set
 the data stored in the cache item::
 
     // storing a simple integer
 
@@ -69,7 +69,7 @@ Saving Cache Items
 ------------------
 
 The most common method to save cache items is
-:method:`Psr\\Cache\\CacheItemPoolInterface::save`, which stores the
+``Psr\\Cache\\CacheItemPoolInterface::save``, which stores the
 item in the cache immediately (it returns ``true`` if the item was saved or
 ``false`` if some error occurred)::
 
@@ -80,9 +80,9 @@ item in the cache immediately (it returns ``true`` if the item was saved or
 
 Sometimes you may prefer to not save the objects immediately in order to
 increase the application performance. In those cases, use the
-:method:`Psr\\Cache\\CacheItemPoolInterface::saveDeferred` method to mark cache
+``Psr\\Cache\\CacheItemPoolInterface::saveDeferred`` method to mark cache
 items as "ready to be persisted" and then call to
-:method:`Psr\\Cache\\CacheItemPoolInterface::commit` method when you are ready
+``Psr\\Cache\\CacheItemPoolInterface::commit`` method when you are ready
 to persist them all::
 
     // ...
@@ -103,22 +103,22 @@ Removing Cache Items
 --------------------
 
 Cache Pools include methods to delete a cache item, some of them or all of them.
-The most common is :method:`Psr\\Cache\\CacheItemPoolInterface::deleteItem`,
+The most common is ``Psr\\Cache\\CacheItemPoolInterface::deleteItem``,
 which deletes the cache item identified by the given key (it returns ``true``
 when the item is successfully deleted or doesn't exist and ``false`` otherwise)::
 
     // ...
     $isDeleted = $cache->deleteItem('user_'.$userId);
 
-Use the :method:`Psr\\Cache\\CacheItemPoolInterface::deleteItems` method to
+Use the ``Psr\\Cache\\CacheItemPoolInterface::deleteItems`` method to
 delete several cache items simultaneously (it returns ``true`` only if all the
 items have been deleted, even when any or some of them don't exist)::
 
     // ...
     $areDeleted = $cache->deleteItems(array('category1', 'category2'));
 
 Finally, to remove all the cache items stored in the pool, use the
-:method:`Psr\\Cache\\CacheItemPoolInterface::clear` method (which returns ``true``
+``Psr\\Cache\\CacheItemPoolInterface::clear`` method (which returns ``true``
 when all items are successfully deleted)::
 
     // ...
@@ -162,7 +162,7 @@ Pruning Cache Items
 Some cache pools do not include an automated mechanism for pruning expired cache items.
 For example, the :ref:`FilesystemAdaper <component-cache-filesystem-adapter>` cache
 does not remove expired cache items *until an item is explicitly requested and determined to
-be expired*, for example, via a call to :method:`Psr\\Cache\\CacheItemPoolInterface::getItem`.
+be expired*, for example, via a call to ``Psr\\Cache\\CacheItemPoolInterface::getItem``.
 Under certain workloads, this can cause stale cache entries to persist well past their
 expiration, resulting in a sizable consumption of wasted disk or memory space from excess,
 expired cache items.
 
@@ -36,8 +36,8 @@ that builds objects implementing PSR-7 interfaces from HttpFoundation objects.
 It also provide a default implementation using Zend Diactoros internally.
 
 The following code snippet explain how to convert a :class:`Symfony\\Component\\HttpFoundation\\Request`
-to a Zend Diactoros :class:`Zend\\Diactoros\\ServerRequest` implementing the
-:class:`Psr\\Http\\Message\\ServerRequestInterface` interface::
+to a ``Zend\\Diactoros\\ServerRequest`` class implementing the
+``Psr\\Http\\Message\\ServerRequestInterface`` interface::
 
     use Symfony\Bridge\PsrHttpMessage\Factory\DiactorosFactory;
     use Symfony\Component\HttpFoundation\Request;
@@ -48,9 +48,9 @@ to a Zend Diactoros :class:`Zend\\Diactoros\\ServerRequest` implementing the
     $psr7Factory = new DiactorosFactory();
     $psrRequest = $psr7Factory->createRequest($symfonyRequest);
 
-And now from a :class:`Symfony\\Component\\HttpFoundation\\Response` to a Zend
-Diactoros :class:`Zend\\Diactoros\\Response` implementing the :class:`Psr\\Http\\Message\\ResponseInterface`
-interface::
+And now from a :class:`Symfony\\Component\\HttpFoundation\\Response` to a
+``Zend\\Diactoros\\Response`` class implementing the
+``Psr\\Http\\Message\\ResponseInterface`` interface::
 
     use Symfony\Bridge\PsrHttpMessage\Factory\DiactorosFactory;
     use Symfony\Component\HttpFoundation\Response;
@@ -68,8 +68,8 @@ On the other hand, the bridge provide a factory interface called
 that builds HttpFoundation objects from objects implementing PSR-7 interfaces.
 
 The next snippet explain how to convert an object implementing the
-:class:`Psr\\Http\\Message\\ServerRequestInterface`
-interface to a :class:`Symfony\\Component\\HttpFoundation\\Request` instance::
+``Psr\\Http\\Message\\ServerRequestInterface`` interface to a
+:class:`Symfony\\Component\\HttpFoundation\\Request` instance::
 
     use Symfony\Bridge\PsrHttpMessage\Factory\HttpFoundationFactory;
 
@@ -78,7 +78,7 @@ interface to a :class:`Symfony\\Component\\HttpFoundation\\Request` instance::
     $httpFoundationFactory = new HttpFoundationFactory();
     $symfonyRequest = $httpFoundationFactory->createRequest($psrRequest);
 
-From an object implementing the :class:`Psr\\Http\\Message\\ResponseInterface`
+From an object implementing the ``Psr\\Http\\Message\\ResponseInterface``
 to a :class:`Symfony\\Component\\HttpFoundation\\Response` instance::
 
     use Symfony\Bridge\PsrHttpMessage\Factory\HttpFoundationFactory;
 
@@ -1864,7 +1864,7 @@ The name of the adapter to use. You could also use your own implementation.
 
 .. note::
 
-    Your service MUST implement the :class:`Psr\\Cache\\CacheItemPoolInterface` interface.
+    Your service MUST implement the ``Psr\\Cache\\CacheItemPoolInterface`` interface.
 
 public
 """"""
 
@@ -120,7 +120,6 @@ application (from the routing to the views). They are no different from unit
 tests as far as PHPUnit is concerned, but they have a very specific workflow:
 
 * Make a request;
-* Test the response;
 * Click on a link or submit a form;
 * Test the response;
 * Rinse and repeat.
 
@@ -113,10 +113,12 @@ needs::
         {
             $session = $this->client->getContainer()->get('session');
 
-            // the firewall context defaults to the firewall name
+            $firewallName = 'secure_area';
+            // if you don't define multiple connected firewalls, the context defaults to the firewall name
+            // See https://symfony.com/doc/current/reference/configuration/security.html#firewall-context
             $firewallContext = 'secured_area';
 
-            $token = new UsernamePasswordToken('admin', null, $firewallContext, array('ROLE_ADMIN'));
+            $token = new UsernamePasswordToken('admin', null, $firewallName, array('ROLE_ADMIN'));
             $session->set('_security_'.$firewallContext, serialize($token));
             $session->save();