From 6bda038a28f52495b61925b68a464cf45cecaf79 Mon Sep 17 00:00:00 2001
From: pivovarit <gpiwowarek@gmail.com>
Date: Sat, 6 May 2017 20:57:40 +0200
Subject: [PATCH] Fix tests

---
 .../java/com/baeldung/concurrent/adder/LongAdderTest.java     | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/core-java/src/test/java/com/baeldung/concurrent/adder/LongAdderTest.java b/core-java/src/test/java/com/baeldung/concurrent/adder/LongAdderTest.java
index 854db5d9b9..77d1e9de27 100644
--- a/core-java/src/test/java/com/baeldung/concurrent/adder/LongAdderTest.java
+++ b/core-java/src/test/java/com/baeldung/concurrent/adder/LongAdderTest.java
@@ -8,6 +8,7 @@ import java.util.concurrent.TimeUnit;
 import java.util.concurrent.atomic.LongAdder;
 import java.util.stream.IntStream;
 
+import static com.jayway.awaitility.Awaitility.await;
 import static junit.framework.TestCase.assertEquals;
 
 public class LongAdderTest {
@@ -60,6 +61,7 @@ public class LongAdderTest {
         executorService.shutdown();
 
         assertEquals(counter.sumThenReset(), numberOfIncrements * numberOfThreads);
-        assertEquals(counter.sum(), 0);
+
+        await().until(() -> assertEquals(counter.sum(), 0));
     }
 }