adjust deprecation messages and cleanup phpunit tests

.travis.yml

@@ -27,7 +27,6 @@ cache:
     - $HOME/.composer/cache
 
 env:
-  matrix: SYMFONY_VERSION=4.0.*
   global:
     - SYMFONY_PHPUNIT_VERSION=6
     - COMPOSER_MEMORY_LIMIT=-1

src/ChainRouter.php

@@ -213,13 +213,21 @@ private function doMatch($pathinfo, Request $request = null)
     /**
      * {@inheritdoc}
      *
+     * @param mixed $name
+     *
+     * The CMF routing system used to allow to pass route objects as $name to generate the route.
+     * Since Symfony 5.0, the UrlGeneratorInterface declares $name as string. We widen the contract
+     * for BC but deprecate passing non-strings.
+     * Instead, Pass the RouteObjectInterface::OBJECT_BASED_ROUTE_NAME as route name and the object
+     * in the parameters with key RouteObjectInterface::ROUTE_OBJECT.
+     *
      * Loops through all registered routers and returns a router if one is found.
      * It will always return the first route generated.
      */
     public function generate($name, $parameters = [], $absolute = UrlGeneratorInterface::ABSOLUTE_PATH)
     {
         if (is_object($name)) {
-            @trigger_error('Passing an object as route name is deprecated since version 2.3 and will not work in Symfony 5.0. Pass the `RouteObjectInterface::OBJECT_BASED_ROUTE_NAME` as route name and the object in the parameters with key `RouteObjectInterface::ROUTE_OBJECT`.', E_USER_DEPRECATED);
+            @trigger_error('Passing an object as route name is deprecated since version 2.3. Pass the `RouteObjectInterface::OBJECT_BASED_ROUTE_NAME` as route name and the object in the parameters with key `RouteObjectInterface::ROUTE_OBJECT`.', E_USER_DEPRECATED);
         }
 
         $debug = [];

src/ContentAwareGenerator.php

@@ -58,18 +58,25 @@ public function setContentRepository(ContentRepositoryInterface $contentReposito
     /**
      * {@inheritdoc}
      *
-     * @param string $name       ignored
-     * @param array  $parameters must either contain the field 'route' with a
-     *                           RouteObjectInterface or the field 'content_id'
-     *                           with the id of a document implementing
-     *                           RouteReferrersReadInterface
+     * The CMF routing system used to allow to pass route objects as $name to generate the route.
+     * Since Symfony 5.0, the UrlGeneratorInterface declares $name as string. We widen the contract
+     * for BC but deprecate passing non-strings.
+     * Instead, Pass the RouteObjectInterface::OBJECT_BASED_ROUTE_NAME as route name and the object
+     * in the parameters with key RouteObjectInterface::ROUTE_OBJECT or the ID of a
+     * RouteReferrersReadInterface in 'content_id.
+     *
+     * @param mixed $name       ignored
+     * @param array $parameters must either contain the field 'route' with a
+     *                          RouteObjectInterface or the field 'content_id'
+     *                          with the id of a document implementing
+     *                          RouteReferrersReadInterface
      *
      * @throws RouteNotFoundException If there is no such route in the database
      */
     public function generate($name, $parameters = [], $absolute = UrlGeneratorInterface::ABSOLUTE_PATH)
     {
         if ($name instanceof SymfonyRoute) {
-            @trigger_error('Passing an object as route name is deprecated since version 2.3 and will not work in Symfony 5.0. Pass the `RouteObjectInterface::OBJECT_BASED_ROUTE_NAME` as route name and the object in the parameters with key `RouteObjectInterface::ROUTE_OBJECT`.', E_USER_DEPRECATED);
+            @trigger_error('Passing an object as route name is deprecated since version 2.3. Pass the `RouteObjectInterface::OBJECT_BASED_ROUTE_NAME` as route name and the object in the parameters with key `RouteObjectInterface::ROUTE_OBJECT` resp the content id with content_id.', E_USER_DEPRECATED);
 
             $route = $this->getBestLocaleRoute($name, $parameters);
         } elseif (RouteObjectInterface::OBJECT_BASED_ROUTE_NAME === $name) {
@@ -172,7 +179,7 @@ protected function getBestLocaleRoute(SymfonyRoute $route, $parameters)
     protected function getRouteByContent($name, &$parameters)
     {
         if ($name instanceof RouteReferrersReadInterface) {
-            @trigger_error('Passing an object as route name is deprecated since version 2.3 and will not work in Symfony 5.0. Pass the `RouteObjectInterface::OBJECT_BASED_ROUTE_NAME` as route name and the object in the parameters with key `RouteObjectInterface::ROUTE_OBJECT`.', E_USER_DEPRECATED);
+            @trigger_error('Passing an object as route name is deprecated since version 2.3. Pass the `RouteObjectInterface::OBJECT_BASED_ROUTE_NAME` as route name and the object in the parameters with key `RouteObjectInterface::ROUTE_OBJECT`.', E_USER_DEPRECATED);
 
             $content = $name;
         } elseif (RouteObjectInterface::OBJECT_BASED_ROUTE_NAME === $name
@@ -193,7 +200,7 @@ protected function getRouteByContent($name, &$parameters)
         } else {
             $hint = is_object($name) ? get_class($name) : gettype($name);
 
-            throw new RouteNotFoundException("The route name argument '$hint' is not RouteReferrersReadInterface instance and there is no 'content_id' parameter");
+            throw new RouteNotFoundException("The route name argument '$hint' is not a RouteReferrersReadInterface instance and there is no 'content_id' parameter");
         }
 
         $routes = $content->getRoutes();

src/DynamicRouter.php

@@ -162,20 +162,20 @@ public function getGenerator()
      * If the generator is not able to generate the url, it must throw the
      * RouteNotFoundException as documented below.
      *
-     * @param string|Route $name          The name of the route or the Route instance
-     * @param mixed        $parameters    An array of parameters
-     * @param bool|string  $referenceType The type of reference to be generated (one of the constants in UrlGeneratorInterface)
+     * The CMF routing system used to allow to pass route objects as $name to generate the route.
+     * Since Symfony 5.0, the UrlGeneratorInterface declares $name as string. We widen the contract
+     * for BC but deprecate passing non-strings.
+     * Instead, Pass the RouteObjectInterface::OBJECT_BASED_ROUTE_NAME as route name and the object
+     * in the parameters with key RouteObjectInterface::ROUTE_OBJECT.
      *
-     * @return string The generated URL
+     * @param string|Route $name The name of the route or the Route instance
      *
      * @throws RouteNotFoundException if route doesn't exist
-     *
-     * @api
      */
     public function generate($name, $parameters = [], $referenceType = UrlGeneratorInterface::ABSOLUTE_PATH)
     {
         if (is_object($name)) {
-            @trigger_error('Passing an object as route name is deprecated since version 2.3 and will not work in Symfony 5.0. Pass the `RouteObjectInterface::OBJECT_BASED_ROUTE_NAME` as route name and the object in the parameters with key `RouteObjectInterface::ROUTE_OBJECT', E_USER_DEPRECATED);
+            @trigger_error('Passing an object as route name is deprecated since version 2.3. Pass the `RouteObjectInterface::OBJECT_BASED_ROUTE_NAME` as route name and the object in the parameters with key `RouteObjectInterface::ROUTE_OBJECT', E_USER_DEPRECATED);
         }
 
         if ($this->eventDispatcher) {

src/RouteObjectInterface.php

@@ -69,7 +69,7 @@ interface RouteObjectInterface
      * If there is no specific content for this url (i.e. its an "application"
      * page), may return null.
      *
-     * @return object the document or entity this route entry points to
+     * @return null|object the document or entity this route entry points to
      */
     public function getContent();
 

tests/Unit/Routing/ChainRouterTest.php

@@ -617,7 +617,7 @@ public function testGenerateNotFound()
      * Route is an object but no versatile generator around to do the debug message.
      *
      * @group legacy
-     * @expectedDeprecation Passing an object as route name is deprecated since version 2.3 and will not work in Symfony 5.0. Pass the `RouteObjectInterface::OBJECT_BASED_ROUTE_NAME` as route name and the object in the parameters with key `RouteObjectInterface::ROUTE_OBJECT`.
+     * @expectedDeprecation Passing an object as route name is deprecated since version 2.3. Pass the `RouteObjectInterface::OBJECT_BASED_ROUTE_NAME` as route name and the object in the parameters with key `RouteObjectInterface::ROUTE_OBJECT`.
      */
     public function testGenerateObjectNotFound()
     {
@@ -645,7 +645,7 @@ public function testGenerateObjectNotFound()
      * A versatile router will generate the debug message.
      *
      * @group legacy
-     * @expectedDeprecation Passing an object as route name is deprecated since version 2.3 and will not work in Symfony 5.0. Pass the `RouteObjectInterface::OBJECT_BASED_ROUTE_NAME` as route name and the object in the parameters with key `RouteObjectInterface::ROUTE_OBJECT`.
+     * @expectedDeprecation Passing an object as route name is deprecated since version 2.3. Pass the `RouteObjectInterface::OBJECT_BASED_ROUTE_NAME` as route name and the object in the parameters with key `RouteObjectInterface::ROUTE_OBJECT`.
      */
     public function testGenerateObjectNotFoundVersatile()
     {
@@ -681,7 +681,7 @@ public function testGenerateObjectNotFoundVersatile()
 
     /**
      * @group legacy
-     * @expectedDeprecation Passing an object as route name is deprecated since version 2.3 and will not work in Symfony 5.0. Pass the `RouteObjectInterface::OBJECT_BASED_ROUTE_NAME` as route name and the object in the parameters with key `RouteObjectInterface::ROUTE_OBJECT`.
+     * @expectedDeprecation Passing an object as route name is deprecated since version 2.3. Pass the `RouteObjectInterface::OBJECT_BASED_ROUTE_NAME` as route name and the object in the parameters with key `RouteObjectInterface::ROUTE_OBJECT`.
      */
     public function testGenerateObjectName()
     {