Source:
<code>public static void verifyDirectoryStructure(Cache cache, String indexName, boolean wasAStressTest, Set<String> ignoreFiles) { FileListCacheValue fileList = (FileListCacheValue) cache.get(new FileListCacheKey(indexName)); AssertJUnit.assertNotNull(fileList); int fileListCacheKeyInstances = 0; for (Object key : cache.keySet()) { if (key instanceof ChunkCacheKey) { ChunkCacheKey existingChunkKey = (ChunkCacheKey) key; String filename = existingChunkKey.getFileName(); AssertJUnit.assertEquals(existingChunkKey.getIndexName(), indexName); Object value = cache.get(existingChunkKey); AssertJUnit.assertNotNull(value); AssertJUnit.assertTrue(value instanceof byte[]); byte[] buffer = (byte[]) cache.get(existingChunkKey); AssertJUnit.assertTrue(buffer.length != 0); } else if (key instanceof FileCacheKey) { FileCacheKey fileCacheKey = (FileCacheKey) key; AssertJUnit.assertEquals(fileCacheKey.getIndexName(), indexName); String filename = fileCacheKey.getFileName(); Object value = cache.get(fileCacheKey); AssertJUnit.assertNotNull(value); AssertJUnit.assertTrue(value instanceof FileMetadata); FileMetadata metadata = (FileMetadata) value; long totalFileSize = metadata.getSize(); long actualFileSize = deepCountFileSize(fileCacheKey, cache); AssertJUnit.assertEquals(actualFileSize, totalFileSize); if(!ignoreFiles.contains(fileCacheKey.getFileName())) { <START> AssertJUnit.assertTrue(fileCacheKey + " should not have existed", fileList.contains(fileCacheKey.getFileName())); <END> } } else if (key instanceof FileListCacheKey) { fileListCacheKeyInstances++; AssertJUnit.assertEquals(1, fileListCacheKeyInstances); } else if (key instanceof FileReadLockKey) { } else { AssertJUnit.fail("an unexpected key was found in the cache having key type " + key.getClass() + " toString:" + key); } } }</code><technical_language>a standard JUnit assertTrue here</technical_language>

Target:
public static void verifyDirectoryStructure(Cache cache, String indexName, boolean wasAStressTest, Set<String> ignoreFiles) { FileListCacheValue fileList = (FileListCacheValue) cache.get(new FileListCacheKey(indexName)); assertNotNull(fileList); int fileListCacheKeyInstances = 0; for (Object key : cache.keySet()) { if (key instanceof ChunkCacheKey) { ChunkCacheKey existingChunkKey = (ChunkCacheKey) key; String filename = existingChunkKey.getFileName(); assertEquals(existingChunkKey.getIndexName(), indexName); Object value = cache.get(existingChunkKey); assertNotNull(value); assertTrue(value instanceof byte[]); byte[] buffer = (byte[]) cache.get(existingChunkKey); assertTrue(buffer.length != 0); } else if (key instanceof FileCacheKey) { FileCacheKey fileCacheKey = (FileCacheKey) key; assertEquals(fileCacheKey.getIndexName(), indexName); String filename = fileCacheKey.getFileName(); Object value = cache.get(fileCacheKey); assertNotNull(value); assertTrue(value instanceof FileMetadata); FileMetadata metadata = (FileMetadata) value; long totalFileSize = metadata.getSize(); long actualFileSize = deepCountFileSize(fileCacheKey, cache); assertEquals(actualFileSize, totalFileSize); if (!ignoreFiles.contains(fileCacheKey.getFileName())) { assertTrue(fileCacheKey + " should not have existed", fileList.contains(fileCacheKey.getFileName())); } } else if (key instanceof FileListCacheKey) { fileListCacheKeyInstances++; assertEquals(1, fileListCacheKeyInstances); } else if (key instanceof FileReadLockKey) { } else { AssertJUnit.fail("an unexpected key was found in the cache having key type " + key.getClass() + " toString:" + key); } } }