From be336a0463a9f2cd8b115e3fe051c43fba704a9a Mon Sep 17 00:00:00 2001
From: Gary Russell <grussell@pivotal.io>
Date: Thu, 25 May 2017 13:56:17 -0400
Subject: [PATCH] Make DelayHandlerTests More Robust

https://build.spring.io/browse/INT-MASTER-683/

Wait for release task to arrive in the scheduler queue.
---
 .../integration/handler/DelayHandlerTests.java               | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/spring-integration-core/src/test/java/org/springframework/integration/handler/DelayHandlerTests.java b/spring-integration-core/src/test/java/org/springframework/integration/handler/DelayHandlerTests.java
index 6dc86c6d9e..c2297e3155 100644
--- a/spring-integration-core/src/test/java/org/springframework/integration/handler/DelayHandlerTests.java
+++ b/spring-integration-core/src/test/java/org/springframework/integration/handler/DelayHandlerTests.java
@@ -473,8 +473,11 @@ public class DelayHandlerTests {
 		dfa.setPropertyValue("requestDate", requestDate.getTimeInMillis());
 		this.taskScheduler.afterPropertiesSet();
 		this.delayHandler.reschedulePersistedMessages();
-		Thread.sleep(10);
 		Queue<?> works = TestUtils.getPropertyValue(this.taskScheduler, "scheduledExecutor.workQueue", Queue.class);
+		int n = 0;
+		while(n++ < 2000 && works.size() == 0) {
+			Thread.sleep(10);
+		}
 		assertEquals(1, works.size());
 	}