1 package org.apache.lucene.search;
4 * Licensed to the Apache Software Foundation (ASF) under one or more
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20 import java.io.IOException;
22 import junit.framework.Assert;
24 import org.apache.lucene.index.IndexReader;
27 * A unit test helper class to help with RemoteCachingWrapperFilter testing and
28 * assert that it is working correctly.
30 public class RemoteCachingWrapperFilterHelper extends RemoteCachingWrapperFilter {
32 private boolean shouldHaveCache;
34 public RemoteCachingWrapperFilterHelper(Filter filter, boolean shouldHaveCache) {
36 this.shouldHaveCache = shouldHaveCache;
39 public void shouldHaveCache(boolean shouldHaveCache) {
40 this.shouldHaveCache = shouldHaveCache;
44 public DocIdSet getDocIdSet(IndexReader reader) throws IOException {
45 Filter cachedFilter = FilterManager.getInstance().getFilter(filter);
47 Assert.assertNotNull("Filter should not be null", cachedFilter);
48 if (!shouldHaveCache) {
49 Assert.assertSame("First time filter should be the same ", filter, cachedFilter);
51 Assert.assertNotSame("We should have a cached version of the filter", filter, cachedFilter);
54 if (filter instanceof CachingWrapperFilterHelper) {
55 ((CachingWrapperFilterHelper)cachedFilter).setShouldHaveCache(shouldHaveCache);
57 return cachedFilter.getDocIdSet(reader);