public virtual void TestToStringCompositeComposite()
        {
            Directory               dir1 = GetDir1(Random());
            CompositeReader         ir1  = DirectoryReader.Open(dir1);
            ParallelCompositeReader pr   = new ParallelCompositeReader(new CompositeReader[] { new MultiReader(ir1) });

            string s = pr.ToString();

            Assert.IsTrue(s.StartsWith("ParallelCompositeReader(ParallelCompositeReaderAnonymousInnerClassHelper(ParallelAtomicReader("), "toString incorrect: " + s);

            pr.Dispose();
            dir1.Dispose();
        }
        public virtual void TestToString()
        {
            Directory               dir1 = GetDir1(Random);
            CompositeReader         ir1  = DirectoryReader.Open(dir1);
            ParallelCompositeReader pr   = new ParallelCompositeReader(new CompositeReader[] { ir1 });

            string s = pr.ToString();

            Assert.IsTrue(s.StartsWith("ParallelCompositeReader(ParallelAtomicReader(", StringComparison.Ordinal), "toString incorrect: " + s);

            pr.Dispose();
            dir1.Dispose();
        }