AnnotationsCacheWarmer example

$fs->remove($this->cacheDir);
        parent::tearDown();
    }

    public function testAnnotationsCacheWarmerWithDebugDisabled()
    {
        file_put_contents($this->cacheDir.'/annotations.map', sprintf('<?php return %s;', var_export([__CLASS__], true)));
        $cacheFile = tempnam($this->cacheDir, __FUNCTION__);
        $reader = new AnnotationReader();

        $this->expectDeprecation('Since symfony/framework-bundle 6.4: The "Symfony\Bundle\FrameworkBundle\CacheWarmer\AnnotationsCacheWarmer" class is deprecated without replacement.');
        $warmer = new AnnotationsCacheWarmer($reader, $cacheFile);

        $warmer->warmUp($this->cacheDir);
        $this->assertFileExists($cacheFile);

        // Assert cache is valid         $reader = new PsrCachedReader(
            $this->getReadOnlyReader(),
            new PhpArrayAdapter($cacheFile, new NullAdapter())
        );
        $refClass = new \ReflectionClass($this);
        $reader->getClassAnnotations($refClass);