Dev cleanup

.dev-tools/src/Readme/ReadmeCommand.php

@@ -15,7 +15,6 @@
 use PhpCsFixer\Fixer\DeprecatedFixerInterface;
 use PhpCsFixer\Fixer\WhitespacesAwareFixerInterface;
 use PhpCsFixer\FixerDefinition\CodeSampleInterface;
-use PhpCsFixer\StdinFileInfo;
 use PhpCsFixer\Tokenizer\Tokens;
 use PhpCsFixer\Utils;
 use PhpCsFixer\WhitespacesFixerConfig;
@@ -236,7 +235,7 @@ private function fixers(): string
                 $fixer->configure($codeSample->getConfiguration() ?? []);
             }
             $tokens = Tokens::fromCode($originalCode);
-            $fixer->fix(new StdinFileInfo(), $tokens);
+            $fixer->fix($this->createSplFileInfoDouble(), $tokens);
             $fixedCode = $tokens->generateCode();
 
             $output .= \sprintf(
@@ -268,6 +267,21 @@ private function diff(string $from, string $to): string
         return \substr($diff, $start + 1, -1);
     }
 
+    private function createSplFileInfoDouble(): \SplFileInfo
+    {
+        return new class (\getcwd() . '/file.php') extends \SplFileInfo {
+            public function __construct(string $filename)
+            {
+                parent::__construct($filename);
+            }
+
+            public function getRealPath(): string
+            {
+                return $this->getPathname();
+            }
+        };
+    }
+
     private function contributing(): string
     {
         return \sprintf(

tests/Fixer/AbstractFixerTestCase.php

@@ -250,6 +250,16 @@ final protected function assertSuccessorName(string $successorName): void
 
     private function createSplFileInfoDouble(): \SplFileInfo
     {
-        return new class ('') extends \SplFileInfo {};
+        return new class (\getcwd() . '/src/file.php') extends \SplFileInfo {
+            public function __construct(string $filename)
+            {
+                parent::__construct($filename);
+            }
+
+            public function getRealPath(): string
+            {
+                return $this->getPathname();
+            }
+        };
     }
 }