Lucene.Net.Index.TestNumericDocValuesUpdates.TestUpdateNonNumericDocValuesField C# (CSharp) Метод

        public virtual void TestUpdateNonNumericDocValuesField()
        {
            // we don't support adding new fields or updating existing non-numeric-dv
            // fields through numeric updates
            Directory dir = NewDirectory();
            IndexWriterConfig conf = NewIndexWriterConfig(TEST_VERSION_CURRENT, new MockAnalyzer(Random()));
            IndexWriter writer = new IndexWriter(dir, conf);

            Document doc = new Document();
            doc.Add(new StringField("key", "doc", Store.NO));
            doc.Add(new StringField("foo", "bar", Store.NO));
            writer.AddDocument(doc); // flushed document
            writer.Commit();
            writer.AddDocument(doc); // in-memory document

            try
            {
                writer.UpdateNumericDocValue(new Term("key", "doc"), "ndv", 17L);
                Assert.Fail("should not have allowed creating new fields through update");
            }
            catch (System.ArgumentException e)
            {
                // ok
            }

            try
            {
                writer.UpdateNumericDocValue(new Term("key", "doc"), "foo", 17L);
                Assert.Fail("should not have allowed updating an existing field to numeric-dv");
            }
            catch (System.ArgumentException e)
            {
                // ok
            }

            writer.Dispose();
            dir.Dispose();
        }