diff --git a/it-test/src/test/java/io/datanerds/verteiler/it_test/BlockingQueueConsumerTest.java b/it-test/src/test/java/io/datanerds/verteiler/it_test/BlockingQueueConsumerTest.java
index 0597753..d067bb6 100644
--- a/it-test/src/test/java/io/datanerds/verteiler/it_test/BlockingQueueConsumerTest.java
+++ b/it-test/src/test/java/io/datanerds/verteiler/it_test/BlockingQueueConsumerTest.java
@@ -129,4 +129,82 @@ public void testSendOneMessageRestartConsumerEnsureOneMessageOnly() throws Excep
         await().atMost(2, SECONDS).until(() -> messageCounter.get() == 1);
         consumer1.stop();
     }
+
+    @Test
+    public void stopOneOfTwoConsumerTest() throws Exception {
+        final String topic = "stop_oneOfTwoConsumer_topic";
+        createTopic(topic);
+
+        AtomicInteger messageCounter = new AtomicInteger();
+
+        Consumer<String> action = (message) -> {
+            messageCounter.incrementAndGet();
+        };
+
+        BlockingQueueConsumer<String, String> consumer1 = new BlockingQueueConsumer<>(topic, props,
+                42, action);
+        consumer1.start();
+
+        BlockingQueueConsumer<String, String> consumer2 = new BlockingQueueConsumer<>(topic, props,
+                42, action);
+        consumer2.start();
+
+        SimpleTestProducer testProducer = new SimpleTestProducer("Lorem-Radio", topic, kafkaConnect);
+        logger.info("Sending {} messages", NUMBER_OF_MESSAGES);
+
+        for (int i = 0; i < NUMBER_OF_MESSAGES; i++) {
+            testProducer.send(String.valueOf(i));
+            if (i == NUMBER_OF_MESSAGES / 5) {
+                consumer1.stop();
+            }
+        }
+
+        try {
+            await().atMost(5, SECONDS).until(() -> messageCounter.get() == NUMBER_OF_MESSAGES);
+        } finally {
+            logger.info( "expected {} , actully {}", NUMBER_OF_MESSAGES, messageCounter.get() );
+        }
+        testProducer.close();
+        consumer2.stop();
+    }
+
+    @Test
+    public void handleMessageWithExceptionTest() throws Exception {
+        final String topic = "handle_exception_topic";
+        createTopic(topic);
+
+        AtomicInteger messageCounter = new AtomicInteger();
+
+        Consumer<String> action1 = (message) -> {
+            throw new RuntimeException("unexpected");
+        };
+
+        Consumer<String> action2 = (message) -> {
+            messageCounter.incrementAndGet();
+        };
+
+        BlockingQueueConsumer<String, String> consumer1 = new BlockingQueueConsumer<>(topic, props,
+                42, action1);
+        consumer1.start();
+
+        BlockingQueueConsumer<String, String> consumer2 = new BlockingQueueConsumer<>(topic, props,
+                42, action2);
+        consumer2.start();
+
+        SimpleTestProducer testProducer = new SimpleTestProducer("Lorem-Radio", topic, kafkaConnect);
+        logger.info("Sending {} messages", NUMBER_OF_MESSAGES);
+
+        for (int i = 0; i < NUMBER_OF_MESSAGES; i++) {
+            testProducer.send(LOREM_IPSUM.paragraph());
+        }
+
+        try {
+            await().atMost(60, SECONDS).until(() -> messageCounter.get() == NUMBER_OF_MESSAGES);
+        } finally {
+            logger.info( "expected {} , actully {}", NUMBER_OF_MESSAGES, messageCounter.get() );
+        }
+
+        testProducer.close();
+        consumer2.stop();
+    }
 }