Use test job classes to fix seralization issue

Signed-off-by: Kevin Ullyott <ullyott.kevin@gmail.com>

tests/Bus/BusBatchTest.php

@@ -311,17 +311,11 @@ public function test_chain_can_be_added_to_batch()
 
         $batch = $this->createTestBatch($queue);
 
-        $chainHeadJob = new class implements ShouldQueue {
-            use Dispatchable, InteractsWithQueue, Queueable, SerializesModels, Batchable;
-        };
+        $chainHeadJob = new ChainHeadJob();
 
-        $secondJob = new class implements ShouldQueue {
-            use Dispatchable, InteractsWithQueue, Queueable, SerializesModels, Batchable;
-        };
+        $secondJob = new SecondTestJob();
 
-        $thirdJob = new class implements ShouldQueue {
-            use Dispatchable, InteractsWithQueue, Queueable, SerializesModels, Batchable;
-        };
+        $thirdJob = new ThirdTestJob();
 
         $queue->shouldReceive('connection')->once()
             ->with('test-connection')
@@ -391,3 +385,18 @@ protected function schema()
         return $this->connection()->getSchemaBuilder();
     }
 }
+
+class ChainHeadJob implements ShouldQueue
+{
+    use Dispatchable, Queueable, Batchable;
+}
+
+class SecondTestJob implements ShouldQueue
+{
+    use Dispatchable, Queueable, Batchable;
+}
+
+class ThirdTestJob implements ShouldQueue
+{
+    use Dispatchable, Queueable, Batchable;
+}