public virtual void TestAsterisk()
{
Directory indexStore = GetIndexStore("body", new string[] { "metal", "metals" });
IndexReader reader = DirectoryReader.Open(indexStore);
IndexSearcher searcher = NewSearcher(reader);
Query query1 = new TermQuery(new Term("body", "metal"));
Query query2 = new WildcardQuery(new Term("body", "metal*"));
Query query3 = new WildcardQuery(new Term("body", "m*tal"));
Query query4 = new WildcardQuery(new Term("body", "m*tal*"));
Query query5 = new WildcardQuery(new Term("body", "m*tals"));
BooleanQuery query6 = new BooleanQuery();
query6.Add(query5, BooleanClause.Occur.SHOULD);
BooleanQuery query7 = new BooleanQuery();
query7.Add(query3, BooleanClause.Occur.SHOULD);
query7.Add(query5, BooleanClause.Occur.SHOULD);
// Queries do not automatically lower-case search terms:
Query query8 = new WildcardQuery(new Term("body", "M*tal*"));
AssertMatches(searcher, query1, 1);
AssertMatches(searcher, query2, 2);
AssertMatches(searcher, query3, 1);
AssertMatches(searcher, query4, 2);
AssertMatches(searcher, query5, 1);
AssertMatches(searcher, query6, 1);
AssertMatches(searcher, query7, 2);
AssertMatches(searcher, query8, 0);
AssertMatches(searcher, new WildcardQuery(new Term("body", "*tall")), 0);
AssertMatches(searcher, new WildcardQuery(new Term("body", "*tal")), 1);
AssertMatches(searcher, new WildcardQuery(new Term("body", "*tal*")), 2);
reader.Dispose();
indexStore.Dispose();
}