Stop using deprecated junit.framework.Assert class

spring-messaging/src/test/java/org/springframework/messaging/core/GenericMessagingTemplateTests.java

 /*
- * Copyright 2002-2013 the original author or authors.
+ * Copyright 2002-2014 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.
@@ -32,10 +32,7 @@ import org.springframework.messaging.support.ExecutorSubscribableChannel;
 import org.springframework.messaging.support.GenericMessage;
 import org.springframework.scheduling.concurrent.ThreadPoolTaskExecutor;
 
-import static junit.framework.Assert.assertNull;
-import static org.junit.Assert.assertEquals;
-import static org.junit.Assert.assertTrue;
-import static org.junit.Assert.fail;
+import static org.junit.Assert.*;
 
 /**
  * Unit tests for {@link GenericMessagingTemplate}.

spring-messaging/src/test/java/org/springframework/messaging/core/MessageSendingTemplateTests.java

 /*
- * Copyright 2002-2013 the original author or authors.
+ * Copyright 2002-2014 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.
@@ -16,17 +16,16 @@
 
 package org.springframework.messaging.core;
 
+import java.util.Collections;
+import java.util.Map;
+
 import org.junit.Before;
 import org.junit.Test;
+
 import org.springframework.messaging.Message;
 import org.springframework.messaging.support.GenericMessage;
 
-import java.util.Collections;
-import java.util.Map;
-
-import static junit.framework.Assert.assertNotNull;
-import static org.junit.Assert.assertEquals;
-import static org.junit.Assert.assertSame;
+import static org.junit.Assert.*;
 
 /**
  * Unit tests for {@link AbstractMessageSendingTemplate}.
@@ -49,7 +48,6 @@ public class MessageSendingTemplateTests {
 		this.headers = Collections.<String, Object>singletonMap("key", "value");
 	}
 
-
 	@Test
 	public void send() {
 		Message<?> message = new GenericMessage<Object>("payload");
@@ -119,7 +117,6 @@ public class MessageSendingTemplateTests {
 		assertEquals("payload", this.template.message.getPayload());
 	}
 
-
 	@Test
 	public void convertAndSendPayloadWithPostProcessor() {
 		this.template.setDefaultDestination("home");