Fixing bad return on getter

Author: weaverryan

Stamp/RedeliveryStamp.php

@@ -40,9 +40,9 @@ public function getRetryCount(): int
      *
      * @internal
      */
-    public function getSenderClassOrAlias(): int
+    public function getSenderClassOrAlias(): string
     {
-        return $this->retryCount;
+        return $this->senderClassOrAlias;
     }
 
     public function shouldRedeliverToSender(string $senderClass, ?string $senderAlias): bool

Tests/Stamp/RedeliveryStampTest.php

@@ -31,4 +31,11 @@ public function testShouldRedeliverToSenderWithoutAlias()
         $this->assertTrue($stampToRedeliverToSender1->shouldRedeliverToSender('App\Sender1', null));
         $this->assertFalse($stampToRedeliverToSender1->shouldRedeliverToSender('App\Sender2', null));
     }
+
+    public function testGetters()
+    {
+        $stamp = new RedeliveryStamp(10, 'sender_alias');
+        $this->assertSame(10, $stamp->getRetryCount());
+        $this->assertSame('sender_alias', $stamp->getSenderClassOrAlias());
+    }
 }