Polish contribution

Issue: SPR-14039 - Closes gh-998

spring-core/src/test/java/org/springframework/core/convert/support/DefaultConversionServiceTests.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2015 the original author or authors.
+ * Copyright 2002-2016 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.
@@ -261,7 +261,7 @@ public class DefaultConversionServiceTests {
 	
 	@Test
 	public void testEnumToInteger() {
-		assertEquals(0, conversionService.convert(Foo.BAR, Integer.class));
+		assertEquals(Integer.valueOf(0), conversionService.convert(Foo.BAR, Integer.class));
 	}
 
 	@Test