[4.x-dev] Added missing test attribute

Author: aaajeetee

tests/Support/SimpleJob.php

@@ -15,6 +15,7 @@ class SimpleJob implements ShouldQueue
     use Dispatchable, InteractsWithQueue, Queueable, SerializesModels;
 
     public $tries = 3;
+    public $id = 0;
 
     /**
      * Create a new job instance.