More JMX tests polishing

spring-integration-jmx/src/test/java/org/springframework/integration_/mbeanexporterhelper/INT_2626Tests.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2012 the original author or authors.
+ * Copyright 2002-2017 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with
  * the License. You may obtain a copy of the License at
@@ -10,6 +10,7 @@
  * an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the
  * specific language governing permissions and limitations under the License.
  */
+
 package org.springframework.integration_.mbeanexporterhelper;
 
 import org.junit.Test;
@@ -23,6 +24,8 @@ public class INT_2626Tests {
 
 	@Test // This context failed to load before the INT-2626 fix was applied
 	public void testInt2626(){
-		new ClassPathXmlApplicationContext("INT-2626-config.xml", this.getClass());
+		new ClassPathXmlApplicationContext("INT-2626-config.xml", this.getClass())
+				.close();
 	}
+
 }