Fix changing cases of keys instead of values

jsor · Feb 11, 2016 · c67d190 · c67d190
1 parent 524845e
commit c67d190
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Showing 2 changed files with 3 additions and 3 deletions.
diff --git a/src/Resolver.php b/src/Resolver.php
@@ -107,7 +107,7 @@ private function resolveKey($key)
 
     private function setMapping(array $mapping)
     {
-        $this->mapping = array_map('strtolower', $mapping);
+        $this->mapping = array_change_key_case($mapping, CASE_LOWER);
     }
 
     private function setWhitelist($whitelist)

diff --git a/tests/ResolverTest.php b/tests/ResolverTest.php
@@ -88,8 +88,8 @@ public function it_is_configurable_via_methods()
 
         $resolver = $resolver
             ->withMapping(array(
-                'width' => 'w',
-                'dpr'   => 'device-pixel-ratio',
+                'Width' => 'w',
+                'Dpr'   => 'device-pixel-ratio',
             ))
             ->withWhitelist(array(
                 'width',