Laravel 4 File Download Integration Test

gistfile1.php

public function testDownloadPass()
    {
        // this is just my file repository, to generate the path
        $path = $fileRepo->path('test.txt');
        // create the file
        file_put_contents($path, 'twoseventwo');
        
        // more logic here as needed
        
        // call needs the path, I use the Route helper to get it by name
        $response = $this->call('GET', Route('admin_product_download', 1));
        
        // now here is the assertion
        $this->assertEquals($path,$response->getFile()->getRealPath());
    }