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1   /*
2    * Copyright (c) MuleSoft, Inc.  All rights reserved.  http://www.mulesoft.com
3    * The software in this package is published under the terms of the CPAL v1.0
4    * license, a copy of which has been included with this distribution in the
5    * LICENSE.txt file.
6    */
7   package org.mule.cache.config;
8   
9   import org.mule.cache.CachingMessageProcessor;
10  import org.mule.cache.CachingStrategy;
11  import org.mule.cache.ObjectStoreCachingStrategy;
12  import org.mule.cache.filter.ConsumableMuleMessageFilter;
13  import org.mule.cache.keygenerator.MD5KeyGenerator;
14  import org.mule.cache.responsegenerator.DefaultResponseGenerator;
15  import org.mule.construct.SimpleFlowConstruct;
16  import org.mule.routing.filters.AcceptAllFilter;
17  import org.mule.routing.filters.ExpressionFilter;
18  import org.mule.tck.junit4.FunctionalTestCase;
19  import org.mule.util.store.InMemoryObjectStore;
20  
21  import org.junit.Test;
22  
23  import static org.junit.Assert.assertEquals;
24  import static org.junit.Assert.assertNotNull;
25  import static org.junit.Assert.assertTrue;
26  
27  public class CacheConfigTestCase extends FunctionalTestCase
28  {
29  
30      public CacheConfigTestCase()
31      {
32          setDisposeContextPerClass(true);
33      }
34  
35      @Override
36      protected String getConfigResources()
37      {
38          return "org/mule/cache/config/cache-config.xml";
39      }
40  
41      @Test
42      public void testMessageProcessorDefaultConfig() throws Exception
43      {
44          String cacheFlow = "CacheRouterDefault";
45          CachingMessageProcessor cacheMessageProcessor = getCachingMessageProcessorFromFlow(cacheFlow);
46          assertTrue(cacheMessageProcessor.getFilter() instanceof AcceptAllFilter);
47  
48          assertDefaultCachingStrategy(cacheMessageProcessor.getCachingStrategy());
49      }
50  
51      @Test
52      public void testMessageProcessorFilterExpressionConfig() throws Exception
53      {
54          String cacheFlow = "CacheRouterWithFilterExpression";
55          CachingMessageProcessor cacheMessageProcessor = getCachingMessageProcessorFromFlow(cacheFlow);
56          assertTrue(cacheMessageProcessor.getFilter() instanceof ExpressionFilter);
57  
58          ExpressionFilter cacheFilter = (ExpressionFilter) cacheMessageProcessor.getFilter();
59          assertEquals("//isCacheable[text() = 'true']", cacheFilter.getExpression());
60          assertEquals("xpath", cacheFilter.getEvaluator());
61  
62          assertDefaultCachingStrategy(cacheMessageProcessor.getCachingStrategy());
63      }
64  
65      @Test
66      public void testMessageProcessorFilterConfig() throws Exception
67      {
68          String cacheFlow = "CacheRouterWithFilter";
69          CachingMessageProcessor cacheMessageProcessor = getCachingMessageProcessorFromFlow(cacheFlow);
70          assertTrue(cacheMessageProcessor.getFilter() instanceof ExpressionFilter);
71  
72          assertDefaultCachingStrategy(cacheMessageProcessor.getCachingStrategy());
73      }
74  
75      @Test
76      public void testMessageProcessorCachingStrategyConfig() throws Exception
77      {
78          String cacheFlow = "CacheRouterWithSpringObjectStore";
79          CachingMessageProcessor cacheMessageProcessor = getCachingMessageProcessorFromFlow(cacheFlow);
80          assertTrue(cacheMessageProcessor.getFilter() instanceof AcceptAllFilter);
81  
82          CachingStrategy cachingStrategy = cacheMessageProcessor.getCachingStrategy();
83  
84          assertTrue(cachingStrategy instanceof ObjectStoreCachingStrategy);
85          ObjectStoreCachingStrategy objectStoreCachingStrategy = (ObjectStoreCachingStrategy) cachingStrategy;
86  
87          assertTrue(objectStoreCachingStrategy.getConsumableFilter() instanceof ConsumableMuleMessageFilter);
88          assertTrue(objectStoreCachingStrategy.getKeyGenerator() instanceof MD5KeyGenerator);
89          assertEquals("org.mule.util.store.TextFileObjectStore",  objectStoreCachingStrategy.getStore().getClass().getName());
90          assertTrue(objectStoreCachingStrategy.getResponseGenerator() instanceof DefaultResponseGenerator);
91      }
92  
93      private void assertDefaultCachingStrategy(CachingStrategy cachingStrategy)
94      {
95          assertTrue(cachingStrategy instanceof ObjectStoreCachingStrategy);
96          ObjectStoreCachingStrategy objectStoreCachingStrategy = (ObjectStoreCachingStrategy) cachingStrategy;
97  
98          assertTrue(objectStoreCachingStrategy.getConsumableFilter() instanceof ConsumableMuleMessageFilter);
99          assertTrue(objectStoreCachingStrategy.getKeyGenerator() instanceof MD5KeyGenerator);
100         assertTrue(objectStoreCachingStrategy.getStore() instanceof InMemoryObjectStore);
101         assertTrue(objectStoreCachingStrategy.getResponseGenerator() instanceof DefaultResponseGenerator);
102     }
103 
104     private CachingMessageProcessor getCachingMessageProcessorFromFlow(String cacheFlow)
105     {
106         SimpleFlowConstruct flow = (SimpleFlowConstruct) muleContext.getRegistry().get(cacheFlow);
107         assertNotNull(flow);
108         return (CachingMessageProcessor) flow.getMessageProcessors().get(0);
109     }
110 }