symfony
diff --git a/‎src/Symfony/Component/Routing/Loader/AnnotationClassLoader.php
Copy file name to clipboardExpand all lines: src/Symfony/Component/Routing/Loader/AnnotationClassLoader.php
+2-1Lines changed: 2 additions & 1 deletion b/‎src/Symfony/Component/Routing/Loader/AnnotationClassLoader.php
Copy file name to clipboardExpand all lines: src/Symfony/Component/Routing/Loader/AnnotationClassLoader.php
+2-1Lines changed: 2 additions & 1 deletion
diff --git a/‎src/Symfony/Component/Routing/Tests/Fixtures/AnnotatedClasses/EncodingClass.php
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+10Lines changed: 10 additions & 0 deletions b/‎src/Symfony/Component/Routing/Tests/Fixtures/AnnotatedClasses/EncodingClass.php
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+10Lines changed: 10 additions & 0 deletions
diff --git a/‎src/Symfony/Component/Routing/Tests/Loader/AnnotationClassLoaderTest.php
Copy file name to clipboardExpand all lines: src/Symfony/Component/Routing/Tests/Loader/AnnotationClassLoaderTest.php
+21Lines changed: 21 additions & 0 deletions b/‎src/Symfony/Component/Routing/Tests/Loader/AnnotationClassLoaderTest.php
Copy file name to clipboardExpand all lines: src/Symfony/Component/Routing/Tests/Loader/AnnotationClassLoaderTest.php
+21Lines changed: 21 additions & 0 deletions
diff --git a/‎src/Symfony/Component/Routing/Tests/Loader/AnnotationDirectoryLoaderTest.php
Copy file name to clipboardExpand all lines: src/Symfony/Component/Routing/Tests/Loader/AnnotationDirectoryLoaderTest.php
+2-1Lines changed: 2 additions & 1 deletion b/‎src/Symfony/Component/Routing/Tests/Loader/AnnotationDirectoryLoaderTest.php
Copy file name to clipboardExpand all lines: src/Symfony/Component/Routing/Tests/Loader/AnnotationDirectoryLoaderTest.php
+2-1Lines changed: 2 additions & 1 deletion
@@ -199,7 +199,8 @@ public function getResolver()
      */
     protected function getDefaultRouteName(\ReflectionClass $class, \ReflectionMethod $method)
     {
-        $name = strtolower(str_replace('\\', '_', $class->name).'_'.$method->name);
+        $name = str_replace('\\', '_', $class->name).'_'.$method->name;
+        $name = \function_exists('mb_strtolower') && preg_match('//u', $name) ? mb_strtolower($name, 'UTF-8') : strtolower($name);
         if ($this->defaultRouteIndex > 0) {
             $name .= '_'.$this->defaultRouteIndex;
         }
 
@@ -0,0 +1,10 @@
+<?php
+
+namespace Symfony\Component\Routing\Tests\Fixtures\AnnotatedClasses;
+
+class EncodingClass
+{
+    public function routeÀction()
+    {
+    }
+}
@@ -324,6 +324,27 @@ public function testInvokableClassWithMethodRouteLoad()
         $this->assertEquals(array_merge($classRouteData['methods'], $methodRouteData['methods']), $route->getMethods(), '->load merges class and method route methods');
     }
 
+    /**
+     * @requires function mb_strtolower
+     */
+    public function testDefaultRouteName()
+    {
+        $methodRouteData = [
+            'name' => null,
+        ];
+
+        $this->reader
+            ->expects($this->once())
+            ->method('getMethodAnnotations')
+            ->will($this->returnValue([$this->getAnnotatedRoute($methodRouteData)]))
+        ;
+
+        $routeCollection = $this->loader->load('Symfony\Component\Routing\Tests\Fixtures\AnnotatedClasses\EncodingClass');
+        $defaultName = array_keys($routeCollection->all())[0];
+
+        $this->assertSame($defaultName, 'symfony_component_routing_tests_fixtures_annotatedclasses_encodingclass_routeàction');
+    }
+
     private function getAnnotatedRoute($data)
     {
         return new Route($data);
 
@@ -29,7 +29,7 @@ protected function setUp()
 
     public function testLoad()
     {
-        $this->reader->expects($this->exactly(3))->method('getClassAnnotation');
+        $this->reader->expects($this->exactly(4))->method('getClassAnnotation');
 
         $this->reader
             ->expects($this->any())
@@ -52,6 +52,7 @@ public function testLoadIgnoresHiddenDirectories()
             'Symfony\Component\Routing\Tests\Fixtures\AnnotatedClasses\BarClass',
             'Symfony\Component\Routing\Tests\Fixtures\AnnotatedClasses\BazClass',
             'Symfony\Component\Routing\Tests\Fixtures\AnnotatedClasses\FooClass',
+            'Symfony\Component\Routing\Tests\Fixtures\AnnotatedClasses\EncodingClass',
         ]);
 
         $this->reader
Original file line number	Diff line number	Diff line change
`@@ -199,7 +199,8 @@ public function getResolver()`
`199`	`199`	`*/`
`200`	`200`	`protected function getDefaultRouteName(\ReflectionClass $class, \ReflectionMethod $method)`
`201`	`201`	`{`
`202`		`- $name = strtolower(str_replace('\\', '_', $class->name).'_'.$method->name);`
	`202`	`+ $name = str_replace('\\', '_', $class->name).'_'.$method->name;`
	`203`	`+ $name = \function_exists('mb_strtolower') && preg_match('//u', $name) ? mb_strtolower($name, 'UTF-8') : strtolower($name);`
`203`	`204`	`if ($this->defaultRouteIndex > 0) {`
`204`	`205`	`$name .= '_'.$this->defaultRouteIndex;`
`205`	`206`	`}`