}
@Test
public void testFieldCacheExpression() throws Exception {
ByteColumnReference byteColumn = new ByteColumnReference(fieldName().name());
byteColumn.startCollect(ctx);
byteColumn.setNextReader(readerContext);
IndexSearcher searcher = new IndexSearcher(readerContext.reader());
TopDocs topDocs = searcher.search(new MatchAllDocsQuery(), 20);
byte b = -10;
for (ScoreDoc doc : topDocs.scoreDocs) {