added union test-cases

Author: bnowak

tests/Type/Symfony/data/messenger_handle_trait.php

@@ -50,6 +50,9 @@ public function __invoke()
 
         assertType(TaggedResult::class, $this->handle(new TaggedQuery()));
 
+		$randomQuery = rand(0, 1) ? new RegularQuery() : new TaggedQuery();
+		assertType(RegularQueryResult::class . '|' . TaggedResult::class, $this->handle($randomQuery));
+
         // HandleTrait will throw exception in fact due to multiple handle methods/handlers per single query
         assertType('mixed', $this->handle(new MultiHandlersForTheSameMessageQuery()));
     }
@@ -94,6 +97,9 @@ public function action()
         assertType('float', $queryBus->dispatch(new FloatQuery()));
         assertType('string', $queryBus->dispatch(new StringQuery()));
 
+		$randomQuery = rand(0, 1) ? new IntQuery() : new StringQuery();
+		assertType('int|string', $queryBus->dispatch($randomQuery));
+
         assertType(TaggedResult::class, $queryBus->dispatch(new TaggedQuery()));
 
 		assertType(RegularQueryResult::class, $queryBus->dispatch2(new RegularQuery()));
@@ -102,6 +108,9 @@ public function action()
 
 		assertType(RegularQueryResult::class, $queryBusWithInterface->dispatch(new RegularQuery()));
 
+		$randomQueryBus = rand(0, 1) ? $queryBus : $queryBusWithInterface;
+		assertType(RegularQueryResult::class, $randomQueryBus->dispatch(new RegularQuery()));
+
         // HandleTrait will throw exception in fact due to multiple handle methods/handlers per single query
         assertType('mixed', $queryBus->dispatch(new MultiHandlesForInTheSameHandlerQuery()));
         assertType('mixed', $queryBus->dispatch(new MultiHandlersForTheSameMessageQuery()));