Supported Versions: PHP 4, PHP 5, PHP 7, PHP 8
Checks if assertion is false
assert(mixed $assertionstring $description = ?): bool
    public function processNextEvent($handler): bool

    
{

        [
$event$context] = $this->waitNextInvocation();

        
\assert($context instanceof Context);



        
$this->ping();
    ): void {

        
$uploadedFiles $this->request->getUploadedFiles();

        
$uploadedFile $uploadedFiles[$key];

        
\assert($uploadedFile instanceof UploadedFileInterface);

        
$this->assertEquals($filename$uploadedFile->getClientFilename());

        
$this->assertEquals($mimeType$uploadedFile->getClientMediaType());

        
$this->assertEquals($error$uploadedFile->getError());