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ConcurrentMapCache.putIfAbsent properly supports nulls

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Issue: SPR-13458
This commit is contained in:
Juergen Hoeller
2015-09-10 14:02:18 +02:00
parent f3b7e9ff2d
commit 4dee9cbf62
2 changed files with 16 additions and 3 deletions
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14
spring-context/src/test/java/org/springframework/cache/concurrent/ConcurrentMapCacheManagerTests.java vendored
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@@ -1,5 +1,5 @@
/*
* Copyright 2002-2014 the original author or authors.
* Copyright 2002-2015 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.
@@ -50,6 +50,18 @@ public class ConcurrentMapCacheManagerTests {
assertEquals(2, cache1.get("key2").get());
cache1.put("key3", null);
assertNull(cache1.get("key3").get());
cache1.put("key3", null);
assertNull(cache1.get("key3").get());
cache1.evict("key3");
assertNull(cache1.get("key3"));
assertEquals("value1", cache1.putIfAbsent("key1", "value1x").get());
assertEquals("value1", cache1.get("key1").get());
assertEquals(2, cache1.putIfAbsent("key2", 2.1).get());
assertNull(cache1.putIfAbsent("key3", null));
assertNull(cache1.get("key3").get());
assertNull(cache1.putIfAbsent("key3", null).get());
assertNull(cache1.get("key3").get());
cache1.evict("key3");
assertNull(cache1.get("key3"));
}