Exemple #1
0
        public virtual void TestIntersectBasic()
        {
            Directory         dir = NewDirectory();
            IndexWriterConfig iwc = NewIndexWriterConfig(TEST_VERSION_CURRENT, new MockAnalyzer(Random));

            iwc.SetMergePolicy(new LogDocMergePolicy());
            RandomIndexWriter w   = new RandomIndexWriter(Random, dir, iwc);
            Document          doc = new Document();

            doc.Add(NewTextField("field", "aaa", Field.Store.NO));
            w.AddDocument(doc);

            doc = new Document();
            doc.Add(NewStringField("field", "bbb", Field.Store.NO));
            w.AddDocument(doc);

            doc = new Document();
            doc.Add(NewTextField("field", "ccc", Field.Store.NO));
            w.AddDocument(doc);

            w.ForceMerge(1);
            DirectoryReader r = w.GetReader();

            w.Dispose();
            AtomicReader      sub       = GetOnlySegmentReader(r);
            Terms             terms     = sub.Fields.GetTerms("field");
            Automaton         automaton = (new RegExp(".*", RegExpSyntax.NONE)).ToAutomaton();
            CompiledAutomaton ca        = new CompiledAutomaton(automaton, false, false);
            TermsEnum         te        = terms.Intersect(ca, null);

            Assert.IsTrue(te.MoveNext());
            Assert.AreEqual("aaa", te.Term.Utf8ToString());
            Assert.AreEqual(0, te.Docs(null, null, DocsFlags.NONE).NextDoc());
            Assert.IsTrue(te.MoveNext());
            Assert.AreEqual("bbb", te.Term.Utf8ToString());
            Assert.AreEqual(1, te.Docs(null, null, DocsFlags.NONE).NextDoc());
            Assert.IsTrue(te.MoveNext());
            Assert.AreEqual("ccc", te.Term.Utf8ToString());
            Assert.AreEqual(2, te.Docs(null, null, DocsFlags.NONE).NextDoc());
            Assert.IsFalse(te.MoveNext());

            te = terms.Intersect(ca, new BytesRef("abc"));
            Assert.IsTrue(te.MoveNext());
            Assert.AreEqual("bbb", te.Term.Utf8ToString());
            Assert.AreEqual(1, te.Docs(null, null, DocsFlags.NONE).NextDoc());
            Assert.IsTrue(te.MoveNext());
            Assert.AreEqual("ccc", te.Term.Utf8ToString());
            Assert.AreEqual(2, te.Docs(null, null, DocsFlags.NONE).NextDoc());
            Assert.IsFalse(te.MoveNext());

            te = terms.Intersect(ca, new BytesRef("aaa"));
            Assert.IsTrue(te.MoveNext());
            Assert.AreEqual("bbb", te.Term.Utf8ToString());
            Assert.AreEqual(1, te.Docs(null, null, DocsFlags.NONE).NextDoc());
            Assert.IsTrue(te.MoveNext());
            Assert.AreEqual("ccc", te.Term.Utf8ToString());
            Assert.AreEqual(2, te.Docs(null, null, DocsFlags.NONE).NextDoc());
            Assert.IsFalse(te.MoveNext());

            r.Dispose();
            dir.Dispose();
        }
Exemple #2
0
        public virtual void TestRandomStoredFields()
        {
            using Directory dir = NewDirectory();
            Random rand = Random;

            using RandomIndexWriter w = new RandomIndexWriter(rand, dir, NewIndexWriterConfig(TEST_VERSION_CURRENT, new MockAnalyzer(Random)).SetMaxBufferedDocs(TestUtil.NextInt32(rand, 5, 20)));
            //w.w.setNoCFSRatio(0.0);
            int docCount   = AtLeast(200);
            int fieldCount = TestUtil.NextInt32(rand, 1, 5);

            IList <int> fieldIDs = new JCG.List <int>();

            FieldType customType = new FieldType(TextField.TYPE_STORED);

            customType.IsTokenized = false;
            Field idField = NewField("id", "", customType);

            for (int i = 0; i < fieldCount; i++)
            {
                fieldIDs.Add(i);
            }

            IDictionary <string, Document> docs = new Dictionary <string, Document>();

            if (Verbose)
            {
                Console.WriteLine("TEST: build index docCount=" + docCount);
            }

            FieldType customType2 = new FieldType();

            customType2.IsStored = true;
            for (int i = 0; i < docCount; i++)
            {
                Document doc = new Document();
                doc.Add(idField);
                string id = "" + i;
                idField.SetStringValue(id);
                docs[id] = doc;
                if (Verbose)
                {
                    Console.WriteLine("TEST: add doc id=" + id);
                }

                foreach (int field in fieldIDs)
                {
                    string s;
                    if (rand.Next(4) != 3)
                    {
                        s = TestUtil.RandomUnicodeString(rand, 1000);
                        doc.Add(NewField("f" + field, s, customType2));
                    }
                    else
                    {
                        s = null;
                    }
                }
                w.AddDocument(doc);
                if (rand.Next(50) == 17)
                {
                    // mixup binding of field name -> Number every so often
                    fieldIDs.Shuffle(Random);
                }
                if (rand.Next(5) == 3 && i > 0)
                {
                    string delID = "" + rand.Next(i);
                    if (Verbose)
                    {
                        Console.WriteLine("TEST: delete doc id=" + delID);
                    }
                    w.DeleteDocuments(new Term("id", delID));
                    docs.Remove(delID);
                }
            }

            if (Verbose)
            {
                Console.WriteLine("TEST: " + docs.Count + " docs in index; now load fields");
            }
            if (docs.Count > 0)
            {
                string[] idsList = docs.Keys.ToArray(/*new string[docs.Count]*/);

                for (int x = 0; x < 2; x++)
                {
                    using (IndexReader r = w.GetReader())
                    {
                        IndexSearcher s = NewSearcher(r);

                        if (Verbose)
                        {
                            Console.WriteLine("TEST: cycle x=" + x + " r=" + r);
                        }

                        int num = AtLeast(1000);
                        for (int iter = 0; iter < num; iter++)
                        {
                            string testID = idsList[rand.Next(idsList.Length)];
                            if (Verbose)
                            {
                                Console.WriteLine("TEST: test id=" + testID);
                            }
                            TopDocs hits = s.Search(new TermQuery(new Term("id", testID)), 1);
                            Assert.AreEqual(1, hits.TotalHits);
                            Document doc    = r.Document(hits.ScoreDocs[0].Doc);
                            Document docExp = docs[testID];
                            for (int i = 0; i < fieldCount; i++)
                            {
                                assertEquals("doc " + testID + ", field f" + fieldCount + " is wrong", docExp.Get("f" + i), doc.Get("f" + i));
                            }
                        }
                    } // r.Dispose();
                    w.ForceMerge(1);
                }
            }
        }
        public virtual void Test()
        {
            IList <string> postingsList   = new List <string>();
            int            numTerms       = AtLeast(300);
            int            maxTermsPerDoc = TestUtil.NextInt32(Random, 10, 20);
            bool           isSimpleText   = "SimpleText".Equals(TestUtil.GetPostingsFormat("field"), StringComparison.Ordinal);

            IndexWriterConfig iwc = NewIndexWriterConfig(Random, TEST_VERSION_CURRENT, new MockAnalyzer(Random));

            if ((isSimpleText || iwc.MergePolicy is MockRandomMergePolicy) && (TEST_NIGHTLY || RANDOM_MULTIPLIER > 1))
            {
                // Otherwise test can take way too long (> 2 hours)
                numTerms /= 2;
            }
            if (VERBOSE)
            {
                Console.WriteLine("maxTermsPerDoc=" + maxTermsPerDoc);
                Console.WriteLine("numTerms=" + numTerms);
            }
            for (int i = 0; i < numTerms; i++)
            {
                string term = Convert.ToString(i, CultureInfo.InvariantCulture);
                for (int j = 0; j < i; j++)
                {
                    postingsList.Add(term);
                }
            }

            postingsList.Shuffle(Random);

            ConcurrentQueue <string> postings = new ConcurrentQueue <string>(postingsList);

            Directory dir = NewFSDirectory(CreateTempDir(GetFullMethodName()));

            RandomIndexWriter iw = new RandomIndexWriter(Random, dir, iwc);

            int threadCount = TestUtil.NextInt32(Random, 1, 5);

            if (VERBOSE)
            {
                Console.WriteLine("config: " + iw.IndexWriter.Config);
                Console.WriteLine("threadCount=" + threadCount);
            }

            Field     prototype = NewTextField("field", "", Field.Store.NO);
            FieldType fieldType = new FieldType(prototype.FieldType);

            if (Random.NextBoolean())
            {
                fieldType.OmitNorms = true;
            }
            int options = Random.Next(3);

            if (options == 0)
            {
                fieldType.IndexOptions     = IndexOptions.DOCS_AND_FREQS; // we dont actually need positions
                fieldType.StoreTermVectors = true;                        // but enforce term vectors when we do this so we check SOMETHING
            }
            else if (options == 1 && !DoesntSupportOffsets.Contains(TestUtil.GetPostingsFormat("field")))
            {
                fieldType.IndexOptions = IndexOptions.DOCS_AND_FREQS_AND_POSITIONS_AND_OFFSETS;
            }
            // else just positions

            ThreadJob[]    threads     = new ThreadJob[threadCount];
            CountdownEvent startingGun = new CountdownEvent(1);

            for (int threadID = 0; threadID < threadCount; threadID++)
            {
                Random   threadRandom = new Random(Random.Next());
                Document document     = new Document();
                Field    field        = new Field("field", "", fieldType);
                document.Add(field);
                threads[threadID] = new ThreadAnonymousInnerClassHelper(this, numTerms, maxTermsPerDoc, postings, iw, startingGun, threadRandom, document, field);
                threads[threadID].Start();
            }
            startingGun.Signal();
            foreach (ThreadJob t in threads)
            {
                t.Join();
            }

            iw.ForceMerge(1);
            DirectoryReader ir = iw.GetReader();

            Assert.AreEqual(1, ir.Leaves.Count);
            AtomicReader air   = (AtomicReader)ir.Leaves[0].Reader;
            Terms        terms = air.GetTerms("field");

            // numTerms-1 because there cannot be a term 0 with 0 postings:
            Assert.AreEqual(numTerms - 1, terms.Count);
            TermsEnum termsEnum = terms.GetIterator(null);
            BytesRef  termBR;

            while ((termBR = termsEnum.Next()) != null)
            {
                int value = Convert.ToInt32(termBR.Utf8ToString(), CultureInfo.InvariantCulture);
                Assert.AreEqual(value, termsEnum.TotalTermFreq);
                // don't really need to check more than this, as CheckIndex
                // will verify that totalTermFreq == total number of positions seen
                // from a docsAndPositionsEnum.
            }
            ir.Dispose();
            iw.Dispose();
            dir.Dispose();
        }
Exemple #4
0
        public virtual void TestSortedTermsEnum()
        {
            Directory         directory = NewDirectory();
            Analyzer          analyzer  = new MockAnalyzer(Random);
            IndexWriterConfig iwconfig  = NewIndexWriterConfig(TEST_VERSION_CURRENT, analyzer);

            iwconfig.SetMergePolicy(NewLogMergePolicy());
            RandomIndexWriter iwriter = new RandomIndexWriter(Random, directory, iwconfig);

            Document doc = new Document();

            doc.Add(new StringField("field", "hello", Field.Store.NO));
            iwriter.AddDocument(doc);

            doc = new Document();
            doc.Add(new StringField("field", "world", Field.Store.NO));
            iwriter.AddDocument(doc);

            doc = new Document();
            doc.Add(new StringField("field", "beer", Field.Store.NO));
            iwriter.AddDocument(doc);
            iwriter.ForceMerge(1);

            DirectoryReader ireader = iwriter.GetReader();

            iwriter.Dispose();

            AtomicReader       ar = GetOnlySegmentReader(ireader);
            SortedSetDocValues dv = FieldCache.DEFAULT.GetDocTermOrds(ar, "field");

            Assert.AreEqual(3, dv.ValueCount);

            TermsEnum termsEnum = dv.GetTermsEnum();

            // next()
            Assert.AreEqual("beer", termsEnum.Next().Utf8ToString());
            Assert.AreEqual(0, termsEnum.Ord);
            Assert.AreEqual("hello", termsEnum.Next().Utf8ToString());
            Assert.AreEqual(1, termsEnum.Ord);
            Assert.AreEqual("world", termsEnum.Next().Utf8ToString());
            Assert.AreEqual(2, termsEnum.Ord);

            // seekCeil()
            Assert.AreEqual(SeekStatus.NOT_FOUND, termsEnum.SeekCeil(new BytesRef("ha!")));
            Assert.AreEqual("hello", termsEnum.Term.Utf8ToString());
            Assert.AreEqual(1, termsEnum.Ord);
            Assert.AreEqual(SeekStatus.FOUND, termsEnum.SeekCeil(new BytesRef("beer")));
            Assert.AreEqual("beer", termsEnum.Term.Utf8ToString());
            Assert.AreEqual(0, termsEnum.Ord);
            Assert.AreEqual(SeekStatus.END, termsEnum.SeekCeil(new BytesRef("zzz")));

            // seekExact()
            Assert.IsTrue(termsEnum.SeekExact(new BytesRef("beer")));
            Assert.AreEqual("beer", termsEnum.Term.Utf8ToString());
            Assert.AreEqual(0, termsEnum.Ord);
            Assert.IsTrue(termsEnum.SeekExact(new BytesRef("hello")));
            Assert.AreEqual("hello", termsEnum.Term.Utf8ToString());
            Assert.AreEqual(1, termsEnum.Ord);
            Assert.IsTrue(termsEnum.SeekExact(new BytesRef("world")));
            Assert.AreEqual("world", termsEnum.Term.Utf8ToString());
            Assert.AreEqual(2, termsEnum.Ord);
            Assert.IsFalse(termsEnum.SeekExact(new BytesRef("bogus")));

            // seek(ord)
            termsEnum.SeekExact(0);
            Assert.AreEqual("beer", termsEnum.Term.Utf8ToString());
            Assert.AreEqual(0, termsEnum.Ord);
            termsEnum.SeekExact(1);
            Assert.AreEqual("hello", termsEnum.Term.Utf8ToString());
            Assert.AreEqual(1, termsEnum.Ord);
            termsEnum.SeekExact(2);
            Assert.AreEqual("world", termsEnum.Term.Utf8ToString());
            Assert.AreEqual(2, termsEnum.Ord);
            ireader.Dispose();
            directory.Dispose();
        }
Exemple #5
0
        public virtual void Test2()
        {
            Random            random   = Random;
            int               NUM_DOCS = AtLeast(100);
            Directory         dir      = NewDirectory();
            RandomIndexWriter writer   = new RandomIndexWriter(
#if FEATURE_INSTANCE_TESTDATA_INITIALIZATION
                this,
#endif
                random, dir);
            bool          allowDups = random.NextBoolean();
            ISet <string> seen      = new JCG.HashSet <string>();

            if (Verbose)
            {
                Console.WriteLine("TEST: NUM_DOCS=" + NUM_DOCS + " allowDups=" + allowDups);
            }
            int numDocs = 0;
            IList <BytesRef> docValues = new List <BytesRef>();

            // TODO: deletions
            while (numDocs < NUM_DOCS)
            {
                string s;
                if (random.NextBoolean())
                {
                    s = TestUtil.RandomSimpleString(random);
                }
                else
                {
                    s = TestUtil.RandomUnicodeString(random);
                }
                BytesRef br = new BytesRef(s);

                if (!allowDups)
                {
                    if (seen.Contains(s))
                    {
                        continue;
                    }
                    seen.Add(s);
                }

                if (Verbose)
                {
                    Console.WriteLine("  " + numDocs + ": s=" + s);
                }

                Document doc = new Document();
                doc.Add(new SortedDocValuesField("stringdv", br));
                doc.Add(new NumericDocValuesField("id", numDocs));
                docValues.Add(br);
                writer.AddDocument(doc);
                numDocs++;

                if (random.Next(40) == 17)
                {
                    // force flush
                    writer.GetReader().Dispose();
                }
            }

            writer.ForceMerge(1);
            DirectoryReader r = writer.GetReader();

            writer.Dispose();

            AtomicReader sr = GetOnlySegmentReader(r);

            long END_TIME = (J2N.Time.NanoTime() / J2N.Time.MillisecondsPerNanosecond) + (TestNightly ? 30 : 1); // LUCENENET: Use NanoTime() rather than CurrentTimeMilliseconds() for more accurate/reliable results

            int NUM_THREADS = TestUtil.NextInt32(LuceneTestCase.Random, 1, 10);

            ThreadJob[] threads = new ThreadJob[NUM_THREADS];
            for (int thread = 0; thread < NUM_THREADS; thread++)
            {
                threads[thread] = new ThreadAnonymousClass2(random, docValues, sr, END_TIME);
                threads[thread].Start();
            }

            foreach (ThreadJob thread in threads)
            {
                thread.Join();
            }

            r.Dispose();
            dir.Dispose();
        }
Exemple #6
0
        public virtual void Test()
        {
            Random       random   = new Random(Random.Next());
            LineFileDocs docs     = new LineFileDocs(random, DefaultCodecSupportsDocValues);
            Directory    d        = NewDirectory();
            MockAnalyzer analyzer = new MockAnalyzer(LuceneTestCase.Random);

            analyzer.MaxTokenLength = TestUtil.NextInt32(LuceneTestCase.Random, 1, IndexWriter.MAX_TERM_LENGTH);
            RandomIndexWriter w = new RandomIndexWriter(
#if FEATURE_INSTANCE_TESTDATA_INITIALIZATION
                this,
#endif
                LuceneTestCase.Random, d, analyzer);
            int numDocs = AtLeast(10);

            for (int docCount = 0; docCount < numDocs; docCount++)
            {
                w.AddDocument(docs.NextDoc());
            }
            IndexReader r = w.GetReader();

            w.Dispose();

            List <BytesRef> terms     = new List <BytesRef>();
            TermsEnum       termsEnum = MultiFields.GetTerms(r, "body").GetIterator(null);
            BytesRef        term;

            while ((term = termsEnum.Next()) != null)
            {
                terms.Add(BytesRef.DeepCopyOf(term));
            }
            if (VERBOSE)
            {
                Console.WriteLine("TEST: " + terms.Count + " terms");
            }

            int upto  = -1;
            int iters = AtLeast(200);

            for (int iter = 0; iter < iters; iter++)
            {
                bool isEnd;
                if (upto != -1 && LuceneTestCase.Random.NextBoolean())
                {
                    // next
                    if (VERBOSE)
                    {
                        Console.WriteLine("TEST: iter next");
                    }
                    isEnd = termsEnum.Next() == null;
                    upto++;
                    if (isEnd)
                    {
                        if (VERBOSE)
                        {
                            Console.WriteLine("  end");
                        }
                        Assert.AreEqual(upto, terms.Count);
                        upto = -1;
                    }
                    else
                    {
                        if (VERBOSE)
                        {
                            Console.WriteLine("  got term=" + termsEnum.Term.Utf8ToString() + " expected=" + terms[upto].Utf8ToString());
                        }
                        Assert.IsTrue(upto < terms.Count);
                        Assert.AreEqual(terms[upto], termsEnum.Term);
                    }
                }
                else
                {
                    BytesRef target;
                    string   exists;
                    if (LuceneTestCase.Random.NextBoolean())
                    {
                        // likely fake term
                        if (LuceneTestCase.Random.NextBoolean())
                        {
                            target = new BytesRef(TestUtil.RandomSimpleString(LuceneTestCase.Random));
                        }
                        else
                        {
                            target = new BytesRef(TestUtil.RandomRealisticUnicodeString(LuceneTestCase.Random));
                        }
                        exists = "likely not";
                    }
                    else
                    {
                        // real term
                        target = terms[LuceneTestCase.Random.Next(terms.Count)];
                        exists = "yes";
                    }

                    upto = terms.BinarySearch(target);

                    if (LuceneTestCase.Random.NextBoolean())
                    {
                        if (VERBOSE)
                        {
                            Console.WriteLine("TEST: iter seekCeil target=" + target.Utf8ToString() + " exists=" + exists);
                        }
                        // seekCeil
                        TermsEnum.SeekStatus status = termsEnum.SeekCeil(target);
                        if (VERBOSE)
                        {
                            Console.WriteLine("  got " + status);
                        }

                        if (upto < 0)
                        {
                            upto = -(upto + 1);
                            if (upto >= terms.Count)
                            {
                                Assert.AreEqual(TermsEnum.SeekStatus.END, status);
                                upto = -1;
                            }
                            else
                            {
                                Assert.AreEqual(TermsEnum.SeekStatus.NOT_FOUND, status);
                                Assert.AreEqual(terms[upto], termsEnum.Term);
                            }
                        }
                        else
                        {
                            Assert.AreEqual(TermsEnum.SeekStatus.FOUND, status);
                            Assert.AreEqual(terms[upto], termsEnum.Term);
                        }
                    }
                    else
                    {
                        if (VERBOSE)
                        {
                            Console.WriteLine("TEST: iter seekExact target=" + target.Utf8ToString() + " exists=" + exists);
                        }
                        // seekExact
                        bool result = termsEnum.SeekExact(target);
                        if (VERBOSE)
                        {
                            Console.WriteLine("  got " + result);
                        }
                        if (upto < 0)
                        {
                            Assert.IsFalse(result);
                            upto = -1;
                        }
                        else
                        {
                            Assert.IsTrue(result);
                            Assert.AreEqual(target, termsEnum.Term);
                        }
                    }
                }
            }

            r.Dispose();
            d.Dispose();
            docs.Dispose();
        }
        public virtual void DoTestNumbers(bool withPayloads)
        {
            Directory dir      = NewDirectory();
            Analyzer  analyzer = withPayloads ? (Analyzer) new MockPayloadAnalyzer() : new MockAnalyzer(Random);

            iwc = NewIndexWriterConfig(TEST_VERSION_CURRENT, analyzer);
            iwc.SetMergePolicy(NewLogMergePolicy()); // will rely on docids a bit for skipping
            RandomIndexWriter w = new RandomIndexWriter(Random, dir, iwc);

            FieldType ft = new FieldType(TextField.TYPE_STORED);

            ft.IndexOptions = IndexOptions.DOCS_AND_FREQS_AND_POSITIONS_AND_OFFSETS;
            if (Random.NextBoolean())
            {
                ft.StoreTermVectors         = true;
                ft.StoreTermVectorOffsets   = Random.NextBoolean();
                ft.StoreTermVectorPositions = Random.NextBoolean();
            }

            int numDocs = AtLeast(500);

            for (int i = 0; i < numDocs; i++)
            {
                Document doc = new Document();
                doc.Add(new Field("numbers", English.Int32ToEnglish(i), ft));
                doc.Add(new Field("oddeven", (i % 2) == 0 ? "even" : "odd", ft));
                doc.Add(new StringField("id", "" + i, Field.Store.NO));
                w.AddDocument(doc);
            }

            IndexReader reader = w.GetReader();

            w.Dispose();

            string[] terms = new string[] { "one", "two", "three", "four", "five", "six", "seven", "eight", "nine", "ten", "hundred" };

            foreach (string term in terms)
            {
                DocsAndPositionsEnum dp = MultiFields.GetTermPositionsEnum(reader, null, "numbers", new BytesRef(term));
                int doc;
                while ((doc = dp.NextDoc()) != DocIdSetIterator.NO_MORE_DOCS)
                {
                    string storedNumbers = reader.Document(doc).Get("numbers");
                    int    freq          = dp.Freq;
                    for (int i = 0; i < freq; i++)
                    {
                        dp.NextPosition();
                        int start = dp.StartOffset;
                        if (Debugging.AssertsEnabled)
                        {
                            Debugging.Assert(start >= 0);
                        }
                        int end = dp.EndOffset;
                        if (Debugging.AssertsEnabled)
                        {
                            Debugging.Assert(end >= 0 && end >= start);
                        }
                        // check that the offsets correspond to the term in the src text
                        Assert.IsTrue(storedNumbers.Substring(start, end - start).Equals(term, StringComparison.Ordinal));
                        if (withPayloads)
                        {
                            // check that we have a payload and it starts with "pos"
                            Assert.IsNotNull(dp.GetPayload());
                            BytesRef payload = dp.GetPayload();
                            Assert.IsTrue(payload.Utf8ToString().StartsWith("pos:", StringComparison.Ordinal));
                        } // note: withPayloads=false doesnt necessarily mean we dont have them from MockAnalyzer!
                    }
                }
            }

            // check we can skip correctly
            int numSkippingTests = AtLeast(50);

            for (int j = 0; j < numSkippingTests; j++)
            {
                int num = TestUtil.NextInt32(Random, 100, Math.Min(numDocs - 1, 999));
                DocsAndPositionsEnum dp = MultiFields.GetTermPositionsEnum(reader, null, "numbers", new BytesRef("hundred"));
                int doc = dp.Advance(num);
                Assert.AreEqual(num, doc);
                int freq = dp.Freq;
                for (int i = 0; i < freq; i++)
                {
                    string storedNumbers = reader.Document(doc).Get("numbers");
                    dp.NextPosition();
                    int start = dp.StartOffset;
                    if (Debugging.AssertsEnabled)
                    {
                        Debugging.Assert(start >= 0);
                    }
                    int end = dp.EndOffset;
                    if (Debugging.AssertsEnabled)
                    {
                        Debugging.Assert(end >= 0 && end >= start);
                    }
                    // check that the offsets correspond to the term in the src text
                    Assert.IsTrue(storedNumbers.Substring(start, end - start).Equals("hundred", StringComparison.Ordinal));
                    if (withPayloads)
                    {
                        // check that we have a payload and it starts with "pos"
                        Assert.IsNotNull(dp.GetPayload());
                        BytesRef payload = dp.GetPayload();
                        Assert.IsTrue(payload.Utf8ToString().StartsWith("pos:", StringComparison.Ordinal));
                    } // note: withPayloads=false doesnt necessarily mean we dont have them from MockAnalyzer!
                }
            }

            // check that other fields (without offsets) work correctly

            for (int i = 0; i < numDocs; i++)
            {
                DocsEnum dp = MultiFields.GetTermDocsEnum(reader, null, "id", new BytesRef("" + i), 0);
                Assert.AreEqual(i, dp.NextDoc());
                Assert.AreEqual(DocIdSetIterator.NO_MORE_DOCS, dp.NextDoc());
            }

            reader.Dispose();
            dir.Dispose();
        }
Exemple #8
0
        public virtual void TestRandomDocs()
        {
            Directory         dir    = NewDirectory();
            RandomIndexWriter writer = new RandomIndexWriter(Random, dir, NewIndexWriterConfig(TEST_VERSION_CURRENT, new MockAnalyzer(Random)).SetMergePolicy(NewLogMergePolicy()));
            int numDocs = AtLeast(49);
            int max     = 15678;
            int term    = Random.Next(max);

            int[]     freqInDoc  = new int[numDocs];
            FieldType customType = new FieldType(TextField.TYPE_NOT_STORED);

            customType.OmitNorms = true;
            for (int i = 0; i < numDocs; i++)
            {
                Document      doc     = new Document();
                StringBuilder builder = new StringBuilder();
                for (int j = 0; j < 199; j++)
                {
                    int nextInt = Random.Next(max);
                    builder.Append(nextInt).Append(' ');
                    if (nextInt == term)
                    {
                        freqInDoc[i]++;
                    }
                }
                doc.Add(NewField(fieldName, builder.ToString(), customType));
                writer.AddDocument(doc);
            }

            IndexReader reader = writer.GetReader();

            writer.Dispose();

            int num = AtLeast(13);

            for (int i = 0; i < num; i++)
            {
                BytesRef           bytes            = new BytesRef("" + term);
                IndexReaderContext topReaderContext = reader.Context;
                foreach (AtomicReaderContext context in topReaderContext.Leaves)
                {
                    int      maxDoc   = context.AtomicReader.MaxDoc;
                    DocsEnum docsEnum = TestUtil.Docs(Random, context.Reader, fieldName, bytes, null, null, DocsFlags.FREQS);
                    if (FindNext(freqInDoc, context.DocBase, context.DocBase + maxDoc) == int.MaxValue)
                    {
                        Assert.IsNull(docsEnum);
                        continue;
                    }
                    Assert.IsNotNull(docsEnum);
                    docsEnum.NextDoc();
                    for (int j = 0; j < maxDoc; j++)
                    {
                        if (freqInDoc[context.DocBase + j] != 0)
                        {
                            Assert.AreEqual(j, docsEnum.DocID);
                            Assert.AreEqual(docsEnum.Freq, freqInDoc[context.DocBase + j]);
                            if (i % 2 == 0 && Random.Next(10) == 0)
                            {
                                int next       = FindNext(freqInDoc, context.DocBase + j + 1, context.DocBase + maxDoc) - context.DocBase;
                                int advancedTo = docsEnum.Advance(next);
                                if (next >= maxDoc)
                                {
                                    Assert.AreEqual(DocIdSetIterator.NO_MORE_DOCS, advancedTo);
                                }
                                else
                                {
                                    Assert.IsTrue(next >= advancedTo, "advanced to: " + advancedTo + " but should be <= " + next);
                                }
                            }
                            else
                            {
                                docsEnum.NextDoc();
                            }
                        }
                    }
                    Assert.AreEqual(DocIdSetIterator.NO_MORE_DOCS, docsEnum.DocID, "DocBase: " + context.DocBase + " maxDoc: " + maxDoc + " " + docsEnum.GetType());
                }
            }

            reader.Dispose();
            dir.Dispose();
        }
Exemple #9
0
        public virtual void DoTestLongPostingsNoPositions(IndexOptions options)
        {
            // Don't use TestUtil.getTempDir so that we own the
            // randomness (ie same seed will point to same dir):
            Directory dir = NewFSDirectory(CreateTempDir("longpostings" + "." + Random.NextInt64()));

            int NUM_DOCS = AtLeast(2000);

            if (Verbose)
            {
                Console.WriteLine("TEST: NUM_DOCS=" + NUM_DOCS);
            }

            string s1 = GetRandomTerm(null);
            string s2 = GetRandomTerm(s1);

            if (Verbose)
            {
                Console.WriteLine("\nTEST: s1=" + s1 + " s2=" + s2);

                /*
                 * for(int idx=0;idx<s1.length();idx++) {
                 * System.out.println("  s1 ch=0x" + Integer.toHexString(s1.charAt(idx)));
                 * }
                 * for(int idx=0;idx<s2.length();idx++) {
                 * System.out.println("  s2 ch=0x" + Integer.toHexString(s2.charAt(idx)));
                 * }
                 */
            }

            FixedBitSet isS1 = new FixedBitSet(NUM_DOCS);

            for (int idx = 0; idx < NUM_DOCS; idx++)
            {
                if (Random.NextBoolean())
                {
                    isS1.Set(idx);
                }
            }

            IndexReader r;

            if (true)
            {
                IndexWriterConfig iwc = NewIndexWriterConfig(TEST_VERSION_CURRENT, new MockAnalyzer(Random)).SetOpenMode(OpenMode.CREATE).SetMergePolicy(NewLogMergePolicy());
                iwc.SetRAMBufferSizeMB(16.0 + 16.0 * Random.NextDouble());
                iwc.SetMaxBufferedDocs(-1);
                RandomIndexWriter riw = new RandomIndexWriter(Random, dir, iwc);

                FieldType ft = new FieldType(TextField.TYPE_NOT_STORED);
                ft.IndexOptions = options;
                for (int idx = 0; idx < NUM_DOCS; idx++)
                {
                    Document doc   = new Document();
                    string   s     = isS1.Get(idx) ? s1 : s2;
                    Field    f     = NewField("field", s, ft);
                    int      count = TestUtil.NextInt32(Random, 1, 4);
                    for (int ct = 0; ct < count; ct++)
                    {
                        doc.Add(f);
                    }
                    riw.AddDocument(doc);
                }

                r = riw.GetReader();
                riw.Dispose();
            }
            else
            {
#pragma warning disable 162
                r = DirectoryReader.Open(dir);
#pragma warning restore 162
            }

            /*
             * if (VERBOSE) {
             * System.out.println("TEST: terms");
             * TermEnum termEnum = r.Terms();
             * while(termEnum.Next()) {
             *  System.out.println("  term=" + termEnum.Term() + " len=" + termEnum.Term().Text().length());
             *  Assert.IsTrue(termEnum.DocFreq() > 0);
             *  System.out.println("    s1?=" + (termEnum.Term().Text().equals(s1)) + " s1len=" + s1.length());
             *  System.out.println("    s2?=" + (termEnum.Term().Text().equals(s2)) + " s2len=" + s2.length());
             *  final String s = termEnum.Term().Text();
             *  for(int idx=0;idx<s.length();idx++) {
             *    System.out.println("      ch=0x" + Integer.toHexString(s.charAt(idx)));
             *  }
             * }
             * }
             */

            Assert.AreEqual(NUM_DOCS, r.NumDocs);
            Assert.IsTrue(r.DocFreq(new Term("field", s1)) > 0);
            Assert.IsTrue(r.DocFreq(new Term("field", s2)) > 0);

            int num = AtLeast(1000);
            for (int iter = 0; iter < num; iter++)
            {
                string term;
                bool   doS1;
                if (Random.NextBoolean())
                {
                    term = s1;
                    doS1 = true;
                }
                else
                {
                    term = s2;
                    doS1 = false;
                }

                if (Verbose)
                {
                    Console.WriteLine("\nTEST: iter=" + iter + " doS1=" + doS1 + " term=" + term);
                }

                DocsEnum docs;
                DocsEnum postings;

                if (options == IndexOptions.DOCS_ONLY)
                {
                    docs     = TestUtil.Docs(Random, r, "field", new BytesRef(term), null, null, DocsFlags.NONE);
                    postings = null;
                }
                else
                {
                    docs = postings = TestUtil.Docs(Random, r, "field", new BytesRef(term), null, null, DocsFlags.FREQS);
                    if (Debugging.AssertsEnabled)
                    {
                        Debugging.Assert(postings != null);
                    }
                }
                if (Debugging.AssertsEnabled)
                {
                    Debugging.Assert(docs != null);
                }

                int docID = -1;
                while (docID < DocIdSetIterator.NO_MORE_DOCS)
                {
                    int what = Random.Next(3);
                    if (what == 0)
                    {
                        if (Verbose)
                        {
                            Console.WriteLine("TEST: docID=" + docID + "; do next()");
                        }
                        // nextDoc
                        int expected = docID + 1;
                        while (true)
                        {
                            if (expected == NUM_DOCS)
                            {
                                expected = int.MaxValue;
                                break;
                            }
                            else if (isS1.Get(expected) == doS1)
                            {
                                break;
                            }
                            else
                            {
                                expected++;
                            }
                        }
                        docID = docs.NextDoc();
                        if (Verbose)
                        {
                            Console.WriteLine("  got docID=" + docID);
                        }
                        Assert.AreEqual(expected, docID);
                        if (docID == DocIdSetIterator.NO_MORE_DOCS)
                        {
                            break;
                        }

                        if (Random.Next(6) == 3 && postings != null)
                        {
                            int freq = postings.Freq;
                            Assert.IsTrue(freq >= 1 && freq <= 4);
                        }
                    }
                    else
                    {
                        // advance
                        int targetDocID;
                        if (docID == -1)
                        {
                            targetDocID = Random.Next(NUM_DOCS + 1);
                        }
                        else
                        {
                            targetDocID = docID + TestUtil.NextInt32(Random, 1, NUM_DOCS - docID);
                        }
                        if (Verbose)
                        {
                            Console.WriteLine("TEST: docID=" + docID + "; do advance(" + targetDocID + ")");
                        }
                        int expected = targetDocID;
                        while (true)
                        {
                            if (expected == NUM_DOCS)
                            {
                                expected = int.MaxValue;
                                break;
                            }
                            else if (isS1.Get(expected) == doS1)
                            {
                                break;
                            }
                            else
                            {
                                expected++;
                            }
                        }

                        docID = docs.Advance(targetDocID);
                        if (Verbose)
                        {
                            Console.WriteLine("  got docID=" + docID);
                        }
                        Assert.AreEqual(expected, docID);
                        if (docID == DocIdSetIterator.NO_MORE_DOCS)
                        {
                            break;
                        }

                        if (Random.Next(6) == 3 && postings != null)
                        {
                            int freq = postings.Freq;
                            Assert.IsTrue(freq >= 1 && freq <= 4, "got invalid freq=" + freq);
                        }
                    }
                }
            }
            r.Dispose();
            dir.Dispose();
        }
Exemple #10
0
        public virtual void TestStressAdvance_Mem()
        {
            for (int iter = 0; iter < 3; iter++)
            {
                if (Verbose)
                {
                    Console.WriteLine("\nTEST: iter=" + iter);
                }
                Directory         dir = NewDirectory();
                RandomIndexWriter w   = new RandomIndexWriter(
#if FEATURE_INSTANCE_TESTDATA_INITIALIZATION
                    this,
#endif
                    Random, dir);
                ISet <int>         aDocs = new JCG.HashSet <int>();
                Documents.Document doc   = new Documents.Document();
                Field f = NewStringField("field", "", Field.Store.NO);
                doc.Add(f);
                Field idField = NewStringField("id", "", Field.Store.YES);
                doc.Add(idField);
                int num = AtLeast(4097);
                if (Verbose)
                {
                    Console.WriteLine("\nTEST: numDocs=" + num);
                }
                for (int id = 0; id < num; id++)
                {
                    if (Random.Next(4) == 3)
                    {
                        f.SetStringValue("a");
                        aDocs.Add(id);
                    }
                    else
                    {
                        f.SetStringValue("b");
                    }
                    idField.SetStringValue("" + id);
                    w.AddDocument(doc);
                    if (Verbose)
                    {
                        Console.WriteLine("\nTEST: doc upto " + id);
                    }
                }

                w.ForceMerge(1);

                IList <int> aDocIDs = new JCG.List <int>();
                IList <int> bDocIDs = new JCG.List <int>();

                DirectoryReader r         = w.GetReader();
                int[]           idToDocID = new int[r.MaxDoc];
                for (int docID = 0; docID < idToDocID.Length; docID++)
                {
                    int id = Convert.ToInt32(r.Document(docID).Get("id"));
                    if (aDocs.Contains(id))
                    {
                        aDocIDs.Add(docID);
                    }
                    else
                    {
                        bDocIDs.Add(docID);
                    }
                }
                TermsEnum te = GetOnlySegmentReader(r).Fields.GetTerms("field").GetEnumerator();

                DocsEnum de = null;
                for (int iter2 = 0; iter2 < 10; iter2++)
                {
                    if (Verbose)
                    {
                        Console.WriteLine("\nTEST: iter=" + iter + " iter2=" + iter2);
                    }
                    Assert.AreEqual(TermsEnum.SeekStatus.FOUND, te.SeekCeil(new BytesRef("a")));
                    de = TestUtil.Docs(Random, te, null, de, DocsFlags.NONE);
                    TestOne(de, aDocIDs);

                    Assert.AreEqual(TermsEnum.SeekStatus.FOUND, te.SeekCeil(new BytesRef("b")));
                    de = TestUtil.Docs(Random, te, null, de, DocsFlags.NONE);
                    TestOne(de, bDocIDs);
                }

                w.Dispose();
                r.Dispose();
                dir.Dispose();
            }
        }
Exemple #11
0
        public virtual void TestLongPostings_Mem()
        {
            // Don't use TestUtil.getTempDir so that we own the
            // randomness (ie same seed will point to same dir):
            Directory dir = NewFSDirectory(CreateTempDir("longpostings" + "." + Random.NextInt64()));

            int NUM_DOCS = AtLeast(2000);

            if (Verbose)
            {
                Console.WriteLine("TEST: NUM_DOCS=" + NUM_DOCS);
            }

            string s1 = GetRandomTerm(null);
            string s2 = GetRandomTerm(s1);

            if (Verbose)
            {
                Console.WriteLine("\nTEST: s1=" + s1 + " s2=" + s2);

                /*
                 * for(int idx=0;idx<s1.length();idx++) {
                 * System.out.println("  s1 ch=0x" + Integer.toHexString(s1.charAt(idx)));
                 * }
                 * for(int idx=0;idx<s2.length();idx++) {
                 * System.out.println("  s2 ch=0x" + Integer.toHexString(s2.charAt(idx)));
                 * }
                 */
            }

            FixedBitSet isS1 = new FixedBitSet(NUM_DOCS);

            for (int idx = 0; idx < NUM_DOCS; idx++)
            {
                if (Random.NextBoolean())
                {
                    isS1.Set(idx);
                }
            }

            IndexReader       r;
            IndexWriterConfig iwc = NewIndexWriterConfig(TEST_VERSION_CURRENT, new MockAnalyzer(Random)).SetOpenMode(OpenMode.CREATE).SetMergePolicy(NewLogMergePolicy());

            iwc.SetRAMBufferSizeMB(16.0 + 16.0 * Random.NextDouble());
            iwc.SetMaxBufferedDocs(-1);
            RandomIndexWriter riw = new RandomIndexWriter(Random, dir, iwc);

            for (int idx = 0; idx < NUM_DOCS; idx++)
            {
                Document doc   = new Document();
                string   s     = isS1.Get(idx) ? s1 : s2;
                Field    f     = NewTextField("field", s, Field.Store.NO);
                int      count = TestUtil.NextInt32(Random, 1, 4);
                for (int ct = 0; ct < count; ct++)
                {
                    doc.Add(f);
                }
                riw.AddDocument(doc);
            }

            r = riw.GetReader();
            riw.Dispose();

            /*
             * if (VERBOSE) {
             * System.out.println("TEST: terms");
             * TermEnum termEnum = r.Terms();
             * while(termEnum.Next()) {
             *  System.out.println("  term=" + termEnum.Term() + " len=" + termEnum.Term().Text().length());
             *  Assert.IsTrue(termEnum.DocFreq() > 0);
             *  System.out.println("    s1?=" + (termEnum.Term().Text().equals(s1)) + " s1len=" + s1.length());
             *  System.out.println("    s2?=" + (termEnum.Term().Text().equals(s2)) + " s2len=" + s2.length());
             *  final String s = termEnum.Term().Text();
             *  for(int idx=0;idx<s.length();idx++) {
             *    System.out.println("      ch=0x" + Integer.toHexString(s.charAt(idx)));
             *  }
             * }
             * }
             */

            Assert.AreEqual(NUM_DOCS, r.NumDocs);
            Assert.IsTrue(r.DocFreq(new Term("field", s1)) > 0);
            Assert.IsTrue(r.DocFreq(new Term("field", s2)) > 0);

            int num = AtLeast(1000);

            for (int iter = 0; iter < num; iter++)
            {
                string term;
                bool   doS1;
                if (Random.NextBoolean())
                {
                    term = s1;
                    doS1 = true;
                }
                else
                {
                    term = s2;
                    doS1 = false;
                }

                if (Verbose)
                {
                    Console.WriteLine("\nTEST: iter=" + iter + " doS1=" + doS1);
                }

                DocsAndPositionsEnum postings = MultiFields.GetTermPositionsEnum(r, null, "field", new BytesRef(term));

                int docID = -1;
                while (docID < DocIdSetIterator.NO_MORE_DOCS)
                {
                    int what = Random.Next(3);
                    if (what == 0)
                    {
                        if (Verbose)
                        {
                            Console.WriteLine("TEST: docID=" + docID + "; do next()");
                        }
                        // nextDoc
                        int expected = docID + 1;
                        while (true)
                        {
                            if (expected == NUM_DOCS)
                            {
                                expected = int.MaxValue;
                                break;
                            }
                            else if (isS1.Get(expected) == doS1)
                            {
                                break;
                            }
                            else
                            {
                                expected++;
                            }
                        }
                        docID = postings.NextDoc();
                        if (Verbose)
                        {
                            Console.WriteLine("  got docID=" + docID);
                        }
                        Assert.AreEqual(expected, docID);
                        if (docID == DocIdSetIterator.NO_MORE_DOCS)
                        {
                            break;
                        }

                        if (Random.Next(6) == 3)
                        {
                            int freq = postings.Freq;
                            Assert.IsTrue(freq >= 1 && freq <= 4);
                            for (int pos = 0; pos < freq; pos++)
                            {
                                Assert.AreEqual(pos, postings.NextPosition());
                                if (Random.NextBoolean())
                                {
                                    var dummy = postings.GetPayload();
                                    if (Random.NextBoolean())
                                    {
                                        dummy = postings.GetPayload(); // get it again
                                    }
                                }
                            }
                        }
                    }
                    else
                    {
                        // advance
                        int targetDocID;
                        if (docID == -1)
                        {
                            targetDocID = Random.Next(NUM_DOCS + 1);
                        }
                        else
                        {
                            targetDocID = docID + TestUtil.NextInt32(Random, 1, NUM_DOCS - docID);
                        }
                        if (Verbose)
                        {
                            Console.WriteLine("TEST: docID=" + docID + "; do advance(" + targetDocID + ")");
                        }
                        int expected = targetDocID;
                        while (true)
                        {
                            if (expected == NUM_DOCS)
                            {
                                expected = int.MaxValue;
                                break;
                            }
                            else if (isS1.Get(expected) == doS1)
                            {
                                break;
                            }
                            else
                            {
                                expected++;
                            }
                        }

                        docID = postings.Advance(targetDocID);
                        if (Verbose)
                        {
                            Console.WriteLine("  got docID=" + docID);
                        }
                        Assert.AreEqual(expected, docID);
                        if (docID == DocIdSetIterator.NO_MORE_DOCS)
                        {
                            break;
                        }

                        if (Random.Next(6) == 3)
                        {
                            int freq = postings.Freq;
                            Assert.IsTrue(freq >= 1 && freq <= 4);
                            for (int pos = 0; pos < freq; pos++)
                            {
                                Assert.AreEqual(pos, postings.NextPosition());
                                if (Random.NextBoolean())
                                {
                                    var dummy = postings.GetPayload();
                                    if (Random.NextBoolean())
                                    {
                                        dummy = postings.GetPayload(); // get it again
                                    }
                                }
                            }
                        }
                    }
                }
            }
            r.Dispose();
            dir.Dispose();
        }
        public virtual void TestDocsWithField()
        {
            AssumeTrue("codec does not support docsWithField", DefaultCodecSupportsDocsWithField);
            Directory dir = NewDirectory();

            IndexWriterConfig iwc = NewIndexWriterConfig(Random, TEST_VERSION_CURRENT, null);

            iwc.SetMergePolicy(NewLogMergePolicy());
            RandomIndexWriter iw = new RandomIndexWriter(Random, dir, iwc);

            int numDocs = AtLeast(500);

            for (int i = 0; i < numDocs; i++)
            {
                Document doc = new Document();
                if (Random.Next(4) >= 0)
                {
                    doc.Add(new NumericDocValuesField("numbers", Random.NextInt64()));
                }
                doc.Add(new NumericDocValuesField("numbersAlways", Random.NextInt64()));
                iw.AddDocument(doc);
                if (Random.Next(17) == 0)
                {
                    iw.Commit();
                }
            }
            DirectoryReader ir = iw.GetReader();

            iw.ForceMerge(1);
            DirectoryReader ir2    = iw.GetReader();
            AtomicReader    merged = GetOnlySegmentReader(ir2);

            iw.Dispose();

            IBits multi  = MultiDocValues.GetDocsWithField(ir, "numbers");
            IBits single = merged.GetDocsWithField("numbers");

            if (multi == null)
            {
                Assert.IsNull(single);
            }
            else
            {
                Assert.AreEqual(single.Length, multi.Length);
                for (int i = 0; i < numDocs; i++)
                {
                    Assert.AreEqual(single.Get(i), multi.Get(i));
                }
            }

            multi  = MultiDocValues.GetDocsWithField(ir, "numbersAlways");
            single = merged.GetDocsWithField("numbersAlways");
            Assert.AreEqual(single.Length, multi.Length);
            for (int i = 0; i < numDocs; i++)
            {
                Assert.AreEqual(single.Get(i), multi.Get(i));
            }
            ir.Dispose();
            ir2.Dispose();
            dir.Dispose();
        }
        public virtual void TestSortedSetWithDups()
        {
            AssumeTrue("codec does not support SORTED_SET", DefaultCodecSupportsSortedSet);
            Directory dir = NewDirectory();

            IndexWriterConfig iwc = NewIndexWriterConfig(Random, TEST_VERSION_CURRENT, null);

            iwc.SetMergePolicy(NewLogMergePolicy());
            RandomIndexWriter iw = new RandomIndexWriter(Random, dir, iwc);

            int numDocs = AtLeast(500);

            for (int i = 0; i < numDocs; i++)
            {
                Document doc       = new Document();
                int      numValues = Random.Next(5);
                for (int j = 0; j < numValues; j++)
                {
                    doc.Add(new SortedSetDocValuesField("bytes", new BytesRef(TestUtil.RandomSimpleString(Random, 2))));
                }
                iw.AddDocument(doc);
                if (Random.Next(17) == 0)
                {
                    iw.Commit();
                }
            }
            DirectoryReader ir = iw.GetReader();

            iw.ForceMerge(1);
            DirectoryReader ir2    = iw.GetReader();
            AtomicReader    merged = GetOnlySegmentReader(ir2);

            iw.Dispose();

            SortedSetDocValues multi  = MultiDocValues.GetSortedSetValues(ir, "bytes");
            SortedSetDocValues single = merged.GetSortedSetDocValues("bytes");

            if (multi == null)
            {
                Assert.IsNull(single);
            }
            else
            {
                Assert.AreEqual(single.ValueCount, multi.ValueCount);
                BytesRef actual   = new BytesRef();
                BytesRef expected = new BytesRef();
                // check values
                for (long i = 0; i < single.ValueCount; i++)
                {
                    single.LookupOrd(i, expected);
                    multi.LookupOrd(i, actual);
                    Assert.AreEqual(expected, actual);
                }
                // check ord list
                for (int i = 0; i < numDocs; i++)
                {
                    single.SetDocument(i);
                    List <long?> expectedList = new List <long?>();
                    long         ord;
                    while ((ord = single.NextOrd()) != SortedSetDocValues.NO_MORE_ORDS)
                    {
                        expectedList.Add(ord);
                    }

                    multi.SetDocument(i);
                    int upto = 0;
                    while ((ord = multi.NextOrd()) != SortedSetDocValues.NO_MORE_ORDS)
                    {
                        Assert.AreEqual((long)expectedList[upto], ord);
                        upto++;
                    }
                    Assert.AreEqual(expectedList.Count, upto);
                }
            }

            ir.Dispose();
            ir2.Dispose();
            dir.Dispose();
        }
        public virtual void TestArbitraryFields()
        {
            Directory         dir = NewDirectory();
            RandomIndexWriter w   = new RandomIndexWriter(
#if FEATURE_INSTANCE_TESTDATA_INITIALIZATION
                this,
#endif
                Random, dir);

            int NUM_DOCS = AtLeast(27);

            if (VERBOSE)
            {
                Console.WriteLine("TEST: " + NUM_DOCS + " docs");
            }
            int[] fieldsPerDoc = new int[NUM_DOCS];
            int   baseCount    = 0;

            for (int docCount = 0; docCount < NUM_DOCS; docCount++)
            {
                int fieldCount = TestUtil.NextInt32(Random, 1, 17);
                fieldsPerDoc[docCount] = fieldCount - 1;

                int finalDocCount = docCount;
                if (VERBOSE)
                {
                    Console.WriteLine("TEST: " + fieldCount + " fields in doc " + docCount);
                }

                int finalBaseCount = baseCount;
                baseCount += fieldCount - 1;

                w.AddDocument(new IterableAnonymousInnerClassHelper(this, fieldCount, finalDocCount, finalBaseCount));
            }

            IndexReader r = w.GetReader();

            w.Dispose();

            IndexSearcher s       = NewSearcher(r);
            int           counter = 0;

            for (int id = 0; id < NUM_DOCS; id++)
            {
                if (VERBOSE)
                {
                    Console.WriteLine("TEST: verify doc id=" + id + " (" + fieldsPerDoc[id] + " fields) counter=" + counter);
                }
                TopDocs hits = s.Search(new TermQuery(new Term("id", "" + id)), 1);
                Assert.AreEqual(1, hits.TotalHits);
                int      docID      = hits.ScoreDocs[0].Doc;
                Document doc        = s.Doc(docID);
                int      endCounter = counter + fieldsPerDoc[id];
                while (counter < endCounter)
                {
                    string name    = "f" + counter;
                    int    fieldID = counter % 10;

                    bool stored  = (counter & 1) == 0 || fieldID == 3;
                    bool binary  = fieldID == 3;
                    bool indexed = fieldID != 3;

                    string stringValue;
                    if (fieldID != 3 && fieldID != 9)
                    {
                        stringValue = "text " + counter;
                    }
                    else
                    {
                        stringValue = null;
                    }

                    // stored:
                    if (stored)
                    {
                        IIndexableField f = doc.GetField(name);
                        Assert.IsNotNull(f, "doc " + id + " doesn't have field f" + counter);
                        if (binary)
                        {
                            Assert.IsNotNull(f, "doc " + id + " doesn't have field f" + counter);
                            BytesRef b = f.GetBinaryValue();
                            Assert.IsNotNull(b);
                            Assert.AreEqual(10, b.Length);
                            for (int idx = 0; idx < 10; idx++)
                            {
                                Assert.AreEqual((byte)(idx + counter), b.Bytes[b.Offset + idx]);
                            }
                        }
                        else
                        {
                            Debug.Assert(stringValue != null);
                            Assert.AreEqual(stringValue, f.GetStringValue());
                        }
                    }

                    if (indexed)
                    {
                        bool tv = counter % 2 == 1 && fieldID != 9;
                        if (tv)
                        {
                            Terms tfv = r.GetTermVectors(docID).GetTerms(name);
                            Assert.IsNotNull(tfv);
                            TermsEnum termsEnum = tfv.GetIterator(null);
                            Assert.AreEqual(new BytesRef("" + counter), termsEnum.Next());
                            Assert.AreEqual(1, termsEnum.TotalTermFreq);
                            DocsAndPositionsEnum dpEnum = termsEnum.DocsAndPositions(null, null);
                            Assert.IsTrue(dpEnum.NextDoc() != DocIdSetIterator.NO_MORE_DOCS);
                            Assert.AreEqual(1, dpEnum.Freq);
                            Assert.AreEqual(1, dpEnum.NextPosition());

                            Assert.AreEqual(new BytesRef("text"), termsEnum.Next());
                            Assert.AreEqual(1, termsEnum.TotalTermFreq);
                            dpEnum = termsEnum.DocsAndPositions(null, dpEnum);
                            Assert.IsTrue(dpEnum.NextDoc() != DocIdSetIterator.NO_MORE_DOCS);
                            Assert.AreEqual(1, dpEnum.Freq);
                            Assert.AreEqual(0, dpEnum.NextPosition());

                            Assert.IsNull(termsEnum.Next());

                            // TODO: offsets
                        }
                        else
                        {
                            Fields vectors = r.GetTermVectors(docID);
                            Assert.IsTrue(vectors == null || vectors.GetTerms(name) == null);
                        }

                        BooleanQuery bq = new BooleanQuery();
                        bq.Add(new TermQuery(new Term("id", "" + id)), Occur.MUST);
                        bq.Add(new TermQuery(new Term(name, "text")), Occur.MUST);
                        TopDocs hits2 = s.Search(bq, 1);
                        Assert.AreEqual(1, hits2.TotalHits);
                        Assert.AreEqual(docID, hits2.ScoreDocs[0].Doc);

                        bq = new BooleanQuery();
                        bq.Add(new TermQuery(new Term("id", "" + id)), Occur.MUST);
                        bq.Add(new TermQuery(new Term(name, "" + counter)), Occur.MUST);
                        TopDocs hits3 = s.Search(bq, 1);
                        Assert.AreEqual(1, hits3.TotalHits);
                        Assert.AreEqual(docID, hits3.ScoreDocs[0].Doc);
                    }

                    counter++;
                }
            }

            r.Dispose();
            dir.Dispose();
        }
        public virtual void TestRandom()
        {
            // token -> docID -> tokens
            IDictionary <string, IDictionary <int?, IList <Token> > > actualTokens = new Dictionary <string, IDictionary <int?, IList <Token> > >();

            Directory         dir = NewDirectory();
            RandomIndexWriter w   = new RandomIndexWriter(Random, dir, iwc);

            int numDocs = AtLeast(20);
            //final int numDocs = AtLeast(5);

            FieldType ft = new FieldType(TextField.TYPE_NOT_STORED);

            // TODO: randomize what IndexOptions we use; also test
            // changing this up in one IW buffered segment...:
            ft.IndexOptions = IndexOptions.DOCS_AND_FREQS_AND_POSITIONS_AND_OFFSETS;
            if (Random.NextBoolean())
            {
                ft.StoreTermVectors         = true;
                ft.StoreTermVectorOffsets   = Random.NextBoolean();
                ft.StoreTermVectorPositions = Random.NextBoolean();
            }

            for (int docCount = 0; docCount < numDocs; docCount++)
            {
                Document doc = new Document();
                doc.Add(new Int32Field("id", docCount, Field.Store.NO));
                IList <Token> tokens    = new List <Token>();
                int           numTokens = AtLeast(100);
                //final int numTokens = AtLeast(20);
                int pos    = -1;
                int offset = 0;
                //System.out.println("doc id=" + docCount);
                for (int tokenCount = 0; tokenCount < numTokens; tokenCount++)
                {
                    string text;
                    if (Random.NextBoolean())
                    {
                        text = "a";
                    }
                    else if (Random.NextBoolean())
                    {
                        text = "b";
                    }
                    else if (Random.NextBoolean())
                    {
                        text = "c";
                    }
                    else
                    {
                        text = "d";
                    }

                    int posIncr = Random.NextBoolean() ? 1 : Random.Next(5);
                    if (tokenCount == 0 && posIncr == 0)
                    {
                        posIncr = 1;
                    }
                    int offIncr     = Random.NextBoolean() ? 0 : Random.Next(5);
                    int tokenOffset = Random.Next(5);

                    Token token = MakeToken(text, posIncr, offset + offIncr, offset + offIncr + tokenOffset);
                    if (!actualTokens.TryGetValue(text, out IDictionary <int?, IList <Token> > postingsByDoc))
                    {
                        actualTokens[text] = postingsByDoc = new Dictionary <int?, IList <Token> >();
                    }
                    if (!postingsByDoc.TryGetValue(docCount, out IList <Token> postings))
                    {
                        postingsByDoc[docCount] = postings = new List <Token>();
                    }
                    postings.Add(token);
                    tokens.Add(token);
                    pos += posIncr;
                    // stuff abs position into type:
                    token.Type = "" + pos;
                    offset    += offIncr + tokenOffset;
                    //System.out.println("  " + token + " posIncr=" + token.getPositionIncrement() + " pos=" + pos + " off=" + token.StartOffset + "/" + token.EndOffset + " (freq=" + postingsByDoc.Get(docCount).Size() + ")");
                }
                doc.Add(new Field("content", new CannedTokenStream(tokens.ToArray()), ft));
                w.AddDocument(doc);
            }
            DirectoryReader r = w.GetReader();

            w.Dispose();

            string[] terms = new string[] { "a", "b", "c", "d" };
            foreach (AtomicReaderContext ctx in r.Leaves)
            {
                // TODO: improve this
                AtomicReader sub = (AtomicReader)ctx.Reader;
                //System.out.println("\nsub=" + sub);
                TermsEnum            termsEnum                  = sub.Fields.GetTerms("content").GetIterator(null);
                DocsEnum             docs                       = null;
                DocsAndPositionsEnum docsAndPositions           = null;
                DocsAndPositionsEnum docsAndPositionsAndOffsets = null;
                FieldCache.Int32s    docIDToID                  = FieldCache.DEFAULT.GetInt32s(sub, "id", false);
                foreach (string term in terms)
                {
                    //System.out.println("  term=" + term);
                    if (termsEnum.SeekExact(new BytesRef(term)))
                    {
                        docs = termsEnum.Docs(null, docs);
                        Assert.IsNotNull(docs);
                        int doc;
                        //System.out.println("    doc/freq");
                        while ((doc = docs.NextDoc()) != DocIdSetIterator.NO_MORE_DOCS)
                        {
                            IList <Token> expected = actualTokens[term][docIDToID.Get(doc)];
                            //System.out.println("      doc=" + docIDToID.Get(doc) + " docID=" + doc + " " + expected.Size() + " freq");
                            Assert.IsNotNull(expected);
                            Assert.AreEqual(expected.Count, docs.Freq);
                        }

                        // explicitly exclude offsets here
                        docsAndPositions = termsEnum.DocsAndPositions(null, docsAndPositions, DocsAndPositionsFlags.PAYLOADS);
                        Assert.IsNotNull(docsAndPositions);
                        //System.out.println("    doc/freq/pos");
                        while ((doc = docsAndPositions.NextDoc()) != DocIdSetIterator.NO_MORE_DOCS)
                        {
                            IList <Token> expected = actualTokens[term][docIDToID.Get(doc)];
                            //System.out.println("      doc=" + docIDToID.Get(doc) + " " + expected.Size() + " freq");
                            Assert.IsNotNull(expected);
                            Assert.AreEqual(expected.Count, docsAndPositions.Freq);
                            foreach (Token token in expected)
                            {
                                int pos = Convert.ToInt32(token.Type);
                                //System.out.println("        pos=" + pos);
                                Assert.AreEqual(pos, docsAndPositions.NextPosition());
                            }
                        }

                        docsAndPositionsAndOffsets = termsEnum.DocsAndPositions(null, docsAndPositions);
                        Assert.IsNotNull(docsAndPositionsAndOffsets);
                        //System.out.println("    doc/freq/pos/offs");
                        while ((doc = docsAndPositionsAndOffsets.NextDoc()) != DocIdSetIterator.NO_MORE_DOCS)
                        {
                            IList <Token> expected = actualTokens[term][docIDToID.Get(doc)];
                            //System.out.println("      doc=" + docIDToID.Get(doc) + " " + expected.Size() + " freq");
                            Assert.IsNotNull(expected);
                            Assert.AreEqual(expected.Count, docsAndPositionsAndOffsets.Freq);
                            foreach (Token token in expected)
                            {
                                int pos = Convert.ToInt32(token.Type);
                                //System.out.println("        pos=" + pos);
                                Assert.AreEqual(pos, docsAndPositionsAndOffsets.NextPosition());
                                Assert.AreEqual(token.StartOffset, docsAndPositionsAndOffsets.StartOffset);
                                Assert.AreEqual(token.EndOffset, docsAndPositionsAndOffsets.EndOffset);
                            }
                        }
                    }
                }
                // TODO: test advance:
            }
            r.Dispose();
            dir.Dispose();
        }
Exemple #16
0
        public virtual void TestRandomPositions()
        {
            Directory         dir    = NewDirectory();
            RandomIndexWriter writer = new RandomIndexWriter(Random, dir, NewIndexWriterConfig(TEST_VERSION_CURRENT, new MockAnalyzer(Random)).SetMergePolicy(NewLogMergePolicy()));
            int numDocs = AtLeast(47);
            int max     = 1051;
            int term    = Random.Next(max);

            int?[][]  positionsInDoc = new int?[numDocs][];
            FieldType customType     = new FieldType(TextField.TYPE_NOT_STORED);

            customType.OmitNorms = true;
            for (int i = 0; i < numDocs; i++)
            {
                Document      doc       = new Document();
                List <int?>   positions = new List <int?>();
                StringBuilder builder   = new StringBuilder();
                int           num       = AtLeast(131);
                for (int j = 0; j < num; j++)
                {
                    int nextInt = Random.Next(max);
                    builder.Append(nextInt).Append(" ");
                    if (nextInt == term)
                    {
                        positions.Add(Convert.ToInt32(j));
                    }
                }
                if (positions.Count == 0)
                {
                    builder.Append(term);
                    positions.Add(num);
                }
                doc.Add(NewField(fieldName, builder.ToString(), customType));
                positionsInDoc[i] = positions.ToArray();
                writer.AddDocument(doc);
            }

            IndexReader reader = writer.GetReader();

            writer.Dispose();

            int num_ = AtLeast(13);

            for (int i = 0; i < num_; i++)
            {
                BytesRef           bytes            = new BytesRef("" + term);
                IndexReaderContext topReaderContext = reader.Context;
                foreach (AtomicReaderContext atomicReaderContext in topReaderContext.Leaves)
                {
                    DocsAndPositionsEnum docsAndPosEnum = GetDocsAndPositions((AtomicReader)atomicReaderContext.Reader, bytes, null);
                    Assert.IsNotNull(docsAndPosEnum);
                    int initDoc = 0;
                    int maxDoc  = atomicReaderContext.Reader.MaxDoc;
                    // initially advance or do next doc
                    if (Random.NextBoolean())
                    {
                        initDoc = docsAndPosEnum.NextDoc();
                    }
                    else
                    {
                        initDoc = docsAndPosEnum.Advance(Random.Next(maxDoc));
                    }
                    // now run through the scorer and check if all positions are there...
                    do
                    {
                        int docID = docsAndPosEnum.DocID;
                        if (docID == DocIdSetIterator.NO_MORE_DOCS)
                        {
                            break;
                        }
                        int?[] pos = positionsInDoc[atomicReaderContext.DocBase + docID];
                        Assert.AreEqual(pos.Length, docsAndPosEnum.Freq);
                        // number of positions read should be random - don't read all of them
                        // allways
                        int howMany = Random.Next(20) == 0 ? pos.Length - Random.Next(pos.Length) : pos.Length;
                        for (int j = 0; j < howMany; j++)
                        {
                            Assert.AreEqual(pos[j], docsAndPosEnum.NextPosition(), "iteration: " + i + " initDoc: " + initDoc + " doc: " + docID + " base: " + atomicReaderContext.DocBase + " positions: " + pos); /* TODO: + " usePayloads: "
                                                                                                                                                                                                                     + usePayload*/
                        }

                        if (Random.Next(10) == 0) // once is a while advance
                        {
                            if (docsAndPosEnum.Advance(docID + 1 + Random.Next((maxDoc - docID))) == DocIdSetIterator.NO_MORE_DOCS)
                            {
                                break;
                            }
                        }
                    } while (docsAndPosEnum.NextDoc() != DocIdSetIterator.NO_MORE_DOCS);
                }
            }
            reader.Dispose();
            dir.Dispose();
        }
        public virtual void TestRandom()
        {
            Directory dir = NewDirectory();

            int             NUM_TERMS = AtLeast(20);
            ISet <BytesRef> terms     = new JCG.HashSet <BytesRef>();

            while (terms.Count < NUM_TERMS)
            {
                string s = TestUtil.RandomRealisticUnicodeString(Random);
                //final String s = TestUtil.RandomSimpleString(random);
                if (s.Length > 0)
                {
                    terms.Add(new BytesRef(s));
                }
            }
            BytesRef[] termsArray = terms.ToArray(/*new BytesRef[terms.Count]*/);
            Array.Sort(termsArray);

            int NUM_DOCS = AtLeast(100);

            IndexWriterConfig conf = NewIndexWriterConfig(TEST_VERSION_CURRENT, new MockAnalyzer(Random));

            // Sometimes swap in codec that impls ord():
            if (Random.Next(10) == 7)
            {
                // Make sure terms index has ords:
                Codec codec = TestUtil.AlwaysPostingsFormat(PostingsFormat.ForName("Lucene41WithOrds"));
                conf.SetCodec(codec);
            }

            RandomIndexWriter w = new RandomIndexWriter(Random, dir, conf);

            int[][]     idToOrds      = new int[NUM_DOCS][];
            ISet <int?> ordsForDocSet = new JCG.HashSet <int?>();

            for (int id = 0; id < NUM_DOCS; id++)
            {
                Document doc = new Document();

                doc.Add(new Int32Field("id", id, Field.Store.NO));

                int termCount = TestUtil.NextInt32(Random, 0, 20 * RandomMultiplier);
                while (ordsForDocSet.Count < termCount)
                {
                    ordsForDocSet.Add(Random.Next(termsArray.Length));
                }
                int[] ordsForDoc = new int[termCount];
                int   upto       = 0;
                if (Verbose)
                {
                    Console.WriteLine("TEST: doc id=" + id);
                }
                foreach (int ord in ordsForDocSet)
                {
                    ordsForDoc[upto++] = ord;
                    Field field = NewStringField("field", termsArray[ord].Utf8ToString(), Field.Store.NO);
                    if (Verbose)
                    {
                        Console.WriteLine("  f=" + termsArray[ord].Utf8ToString());
                    }
                    doc.Add(field);
                }
                ordsForDocSet.Clear();
                Array.Sort(ordsForDoc);
                idToOrds[id] = ordsForDoc;
                w.AddDocument(doc);
            }

            DirectoryReader r = w.GetReader();

            w.Dispose();

            if (Verbose)
            {
                Console.WriteLine("TEST: reader=" + r);
            }

            foreach (AtomicReaderContext ctx in r.Leaves)
            {
                if (Verbose)
                {
                    Console.WriteLine("\nTEST: sub=" + ctx.Reader);
                }
                Verify((AtomicReader)ctx.Reader, idToOrds, termsArray, null);
            }

            // Also test top-level reader: its enum does not support
            // ord, so this forces the OrdWrapper to run:
            if (Verbose)
            {
                Console.WriteLine("TEST: top reader");
            }
            AtomicReader slowR = SlowCompositeReaderWrapper.Wrap(r);

            Verify(slowR, idToOrds, termsArray, null);

            FieldCache.DEFAULT.PurgeByCacheKey(slowR.CoreCacheKey);

            r.Dispose();
            dir.Dispose();
        }
Exemple #18
0
        public virtual void TestLargeNumberOfPositions()
        {
            Directory         dir    = NewDirectory();
            RandomIndexWriter writer = new RandomIndexWriter(Random, dir, NewIndexWriterConfig(TEST_VERSION_CURRENT, new MockAnalyzer(Random)));
            int       howMany        = 1000;
            FieldType customType     = new FieldType(TextField.TYPE_NOT_STORED);

            customType.OmitNorms = true;
            for (int i = 0; i < 39; i++)
            {
                Document      doc     = new Document();
                StringBuilder builder = new StringBuilder();
                for (int j = 0; j < howMany; j++)
                {
                    if (j % 2 == 0)
                    {
                        builder.Append("even ");
                    }
                    else
                    {
                        builder.Append("odd ");
                    }
                }
                doc.Add(NewField(fieldName, builder.ToString(), customType));
                writer.AddDocument(doc);
            }

            // now do searches
            IndexReader reader = writer.GetReader();

            writer.Dispose();

            int num = AtLeast(13);

            for (int i = 0; i < num; i++)
            {
                BytesRef bytes = new BytesRef("even");

                IndexReaderContext topReaderContext = reader.Context;
                foreach (AtomicReaderContext atomicReaderContext in topReaderContext.Leaves)
                {
                    DocsAndPositionsEnum docsAndPosEnum = GetDocsAndPositions((AtomicReader)atomicReaderContext.Reader, bytes, null);
                    Assert.IsNotNull(docsAndPosEnum);

                    int initDoc = 0;
                    int maxDoc  = atomicReaderContext.Reader.MaxDoc;
                    // initially advance or do next doc
                    if (Random.NextBoolean())
                    {
                        initDoc = docsAndPosEnum.NextDoc();
                    }
                    else
                    {
                        initDoc = docsAndPosEnum.Advance(Random.Next(maxDoc));
                    }
                    string msg = "Iteration: " + i + " initDoc: " + initDoc; // TODO: + " payloads: " + usePayload;
                    Assert.AreEqual(howMany / 2, docsAndPosEnum.Freq);
                    for (int j = 0; j < howMany; j += 2)
                    {
                        Assert.AreEqual(j, docsAndPosEnum.NextPosition(), "position missmatch index: " + j + " with freq: " + docsAndPosEnum.Freq + " -- " + msg);
                    }
                }
            }
            reader.Dispose();
            dir.Dispose();
        }
        public virtual void Test()
        {
            IList <string> postingsList   = new List <string>();
            int            numTerms       = AtLeast(300);
            int            maxTermsPerDoc = TestUtil.NextInt32(Random, 10, 20);

            bool isSimpleText = "SimpleText".Equals(TestUtil.GetPostingsFormat("field"), StringComparison.Ordinal);

            IndexWriterConfig iwc = NewIndexWriterConfig(Random, TEST_VERSION_CURRENT, new MockAnalyzer(Random));

            if ((isSimpleText || iwc.MergePolicy is MockRandomMergePolicy) && (TestNightly || RandomMultiplier > 1))
            {
                // Otherwise test can take way too long (> 2 hours)
                //numTerms /= 2;
                // LUCENENET specific - To keep this under the 1 hour free limit
                // of Azure DevOps, this was reduced from /2 to /6.
                numTerms /= 6;
            }

            if (Verbose)
            {
                Console.WriteLine("maxTermsPerDoc=" + maxTermsPerDoc);
                Console.WriteLine("numTerms=" + numTerms);
            }

            for (int i = 0; i < numTerms; i++)
            {
                string term = Convert.ToString(i, CultureInfo.InvariantCulture);
                for (int j = 0; j < i; j++)
                {
                    postingsList.Add(term);
                }
            }
            postingsList.Shuffle(Random);

            ConcurrentQueue <string> postings = new ConcurrentQueue <string>(postingsList);

            Directory         dir = NewFSDirectory(CreateTempDir("bagofpostings"));
            RandomIndexWriter iw  = new RandomIndexWriter(Random, dir, iwc);

            int threadCount = TestUtil.NextInt32(Random, 1, 5);

            if (Verbose)
            {
                Console.WriteLine("config: " + iw.IndexWriter.Config);
                Console.WriteLine("threadCount=" + threadCount);
            }

            ThreadJob[]    threads     = new ThreadJob[threadCount];
            CountdownEvent startingGun = new CountdownEvent(1);

            for (int threadID = 0; threadID < threadCount; threadID++)
            {
                threads[threadID] = new ThreadAnonymousClass(this, maxTermsPerDoc, postings, iw, startingGun);
                threads[threadID].Start();
            }
            startingGun.Signal();
            foreach (ThreadJob t in threads)
            {
                t.Join();
            }

            iw.ForceMerge(1);
            DirectoryReader ir = iw.GetReader();

            Assert.AreEqual(1, ir.Leaves.Count);
            AtomicReader air   = (AtomicReader)ir.Leaves[0].Reader;
            Terms        terms = air.GetTerms("field");

            // numTerms-1 because there cannot be a term 0 with 0 postings:
#pragma warning disable 612, 618
            Assert.AreEqual(numTerms - 1, air.Fields.UniqueTermCount);
            if (iwc.Codec is Lucene3xCodec == false)
#pragma warning restore 612, 618
            {
                Assert.AreEqual(numTerms - 1, terms.Count);
            }
            TermsEnum termsEnum = terms.GetEnumerator();
            while (termsEnum.MoveNext())
            {
                int value = Convert.ToInt32(termsEnum.Term.Utf8ToString(), CultureInfo.InvariantCulture);
                Assert.AreEqual(value, termsEnum.DocFreq);
                // don't really need to check more than this, as CheckIndex
                // will verify that docFreq == actual number of documents seen
                // from a docsAndPositionsEnum.
            }
            ir.Dispose();
            iw.Dispose();
            dir.Dispose();
        }
Exemple #20
0
        public virtual void TestIntersectRandom()
        {
            Directory         dir = NewDirectory();
            RandomIndexWriter w   = new RandomIndexWriter(
#if FEATURE_INSTANCE_TESTDATA_INITIALIZATION
                this,
#endif
                Random, dir);

            int numTerms = AtLeast(300);
            //final int numTerms = 50;

            ISet <string>                terms        = new JCG.HashSet <string>();
            ICollection <string>         pendingTerms = new List <string>();
            IDictionary <BytesRef, int?> termToID     = new Dictionary <BytesRef, int?>();
            int id = 0;

            while (terms.Count != numTerms)
            {
                string s = RandomString;
                if (!terms.Contains(s))
                {
                    terms.Add(s);
                    pendingTerms.Add(s);
                    if (Random.Next(20) == 7)
                    {
                        AddDoc(w, pendingTerms, termToID, id++);
                    }
                }
            }
            AddDoc(w, pendingTerms, termToID, id++);

            BytesRef[]      termsArray = new BytesRef[terms.Count];
            ISet <BytesRef> termsSet   = new JCG.HashSet <BytesRef>();

            {
                int upto = 0;
                foreach (string s in terms)
                {
                    BytesRef b = new BytesRef(s);
                    termsArray[upto++] = b;
                    termsSet.Add(b);
                }
                Array.Sort(termsArray);
            }

            if (VERBOSE)
            {
                Console.WriteLine("\nTEST: indexed terms (unicode order):");
                foreach (BytesRef t in termsArray)
                {
                    Console.WriteLine("  " + t.Utf8ToString() + " -> id:" + termToID[t]);
                }
            }

            IndexReader r = w.GetReader();

            w.Dispose();

            // NOTE: intentional insanity!!
            FieldCache.Int32s docIDToID = FieldCache.DEFAULT.GetInt32s(SlowCompositeReaderWrapper.Wrap(r), "id", false);

            for (int iter = 0; iter < 10 * RANDOM_MULTIPLIER; iter++)
            {
                // TODO: can we also test infinite As here...?

                // From the random terms, pick some ratio and compile an
                // automaton:
                ISet <string>            acceptTerms       = new JCG.HashSet <string>();
                JCG.SortedSet <BytesRef> sortedAcceptTerms = new JCG.SortedSet <BytesRef>();
                double    keepPct = Random.NextDouble();
                Automaton a;
                if (iter == 0)
                {
                    if (VERBOSE)
                    {
                        Console.WriteLine("\nTEST: empty automaton");
                    }
                    a = BasicAutomata.MakeEmpty();
                }
                else
                {
                    if (VERBOSE)
                    {
                        Console.WriteLine("\nTEST: keepPct=" + keepPct);
                    }
                    foreach (string s in terms)
                    {
                        string s2;
                        if (Random.NextDouble() <= keepPct)
                        {
                            s2 = s;
                        }
                        else
                        {
                            s2 = RandomString;
                        }
                        acceptTerms.Add(s2);
                        sortedAcceptTerms.Add(new BytesRef(s2));
                    }
                    a = BasicAutomata.MakeStringUnion(sortedAcceptTerms);
                }

                if (Random.NextBoolean())
                {
                    if (VERBOSE)
                    {
                        Console.WriteLine("TEST: reduce the automaton");
                    }
                    a.Reduce();
                }

                CompiledAutomaton c = new CompiledAutomaton(a, true, false);

                BytesRef[]      acceptTermsArray = new BytesRef[acceptTerms.Count];
                ISet <BytesRef> acceptTermsSet   = new JCG.HashSet <BytesRef>();
                int             upto             = 0;
                foreach (string s in acceptTerms)
                {
                    BytesRef b = new BytesRef(s);
                    acceptTermsArray[upto++] = b;
                    acceptTermsSet.Add(b);
                    Assert.IsTrue(Accepts(c, b));
                }
                Array.Sort(acceptTermsArray);

                if (VERBOSE)
                {
                    Console.WriteLine("\nTEST: accept terms (unicode order):");
                    foreach (BytesRef t in acceptTermsArray)
                    {
                        Console.WriteLine("  " + t.Utf8ToString() + (termsSet.Contains(t) ? " (exists)" : ""));
                    }
                    Console.WriteLine(a.ToDot());
                }

                for (int iter2 = 0; iter2 < 100; iter2++)
                {
                    BytesRef startTerm = acceptTermsArray.Length == 0 || Random.NextBoolean() ? null : acceptTermsArray[Random.Next(acceptTermsArray.Length)];

                    if (VERBOSE)
                    {
                        Console.WriteLine("\nTEST: iter2=" + iter2 + " startTerm=" + (startTerm == null ? "<null>" : startTerm.Utf8ToString()));

                        if (startTerm != null)
                        {
                            int state = c.RunAutomaton.InitialState;
                            for (int idx = 0; idx < startTerm.Length; idx++)
                            {
                                int label = startTerm.Bytes[startTerm.Offset + idx] & 0xff;
                                Console.WriteLine("  state=" + state + " label=" + label);
                                state = c.RunAutomaton.Step(state, label);
                                Assert.IsTrue(state != -1);
                            }
                            Console.WriteLine("  state=" + state);
                        }
                    }

                    TermsEnum te = MultiFields.GetTerms(r, "f").Intersect(c, startTerm);

                    int loc;
                    if (startTerm == null)
                    {
                        loc = 0;
                    }
                    else
                    {
                        loc = Array.BinarySearch(termsArray, BytesRef.DeepCopyOf(startTerm));
                        if (loc < 0)
                        {
                            loc = -(loc + 1);
                        }
                        else
                        {
                            // startTerm exists in index
                            loc++;
                        }
                    }
                    while (loc < termsArray.Length && !acceptTermsSet.Contains(termsArray[loc]))
                    {
                        loc++;
                    }

                    DocsEnum docsEnum = null;
                    while (loc < termsArray.Length)
                    {
                        BytesRef expected = termsArray[loc];
                        BytesRef actual   = te.Next();
                        if (VERBOSE)
                        {
                            Console.WriteLine("TEST:   next() expected=" + expected.Utf8ToString() + " actual=" + (actual == null ? "null" : actual.Utf8ToString()));
                        }
                        Assert.AreEqual(expected, actual);
                        Assert.AreEqual(1, te.DocFreq);
                        docsEnum = TestUtil.Docs(Random, te, null, docsEnum, DocsFlags.NONE);
                        int docID = docsEnum.NextDoc();
                        Assert.IsTrue(docID != DocIdSetIterator.NO_MORE_DOCS);
                        Assert.AreEqual(docIDToID.Get(docID), (int)termToID[expected]);
                        do
                        {
                            loc++;
                        } while (loc < termsArray.Length && !acceptTermsSet.Contains(termsArray[loc]));
                    }
                    Assert.IsNull(te.Next());
                }
            }

            r.Dispose();
            dir.Dispose();
        }
Exemple #21
0
        public virtual void TestTermUTF16SortOrder()
        {
            Random            rnd    = Random;
            Directory         dir    = NewDirectory();
            RandomIndexWriter writer = new RandomIndexWriter(
#if FEATURE_INSTANCE_TESTDATA_INITIALIZATION
                this,
#endif
                rnd, dir);
            Document d = new Document();
            // Single segment
            Field f = NewStringField("f", "", Field.Store.NO);

            d.Add(f);
            char[]        chars    = new char[2];
            ISet <string> allTerms = new JCG.HashSet <string>();

            int num = AtLeast(200);

            for (int i = 0; i < num; i++)
            {
                string s;
                if (rnd.NextBoolean())
                {
                    // Single char
                    if (rnd.NextBoolean())
                    {
                        // Above surrogates
                        chars[0] = (char)GetInt(rnd, 1 + UnicodeUtil.UNI_SUR_LOW_END, 0xffff);
                    }
                    else
                    {
                        // Below surrogates
                        chars[0] = (char)GetInt(rnd, 0, UnicodeUtil.UNI_SUR_HIGH_START - 1);
                    }
                    s = new string(chars, 0, 1);
                }
                else
                {
                    // Surrogate pair
                    chars[0] = (char)GetInt(rnd, UnicodeUtil.UNI_SUR_HIGH_START, UnicodeUtil.UNI_SUR_HIGH_END);
                    Assert.IsTrue(((int)chars[0]) >= UnicodeUtil.UNI_SUR_HIGH_START && ((int)chars[0]) <= UnicodeUtil.UNI_SUR_HIGH_END);
                    chars[1] = (char)GetInt(rnd, UnicodeUtil.UNI_SUR_LOW_START, UnicodeUtil.UNI_SUR_LOW_END);
                    s        = new string(chars, 0, 2);
                }
                allTerms.Add(s);
                f.SetStringValue(s);

                writer.AddDocument(d);

                if ((1 + i) % 42 == 0)
                {
                    writer.Commit();
                }
            }

            IndexReader r = writer.GetReader();

            // Test each sub-segment
            foreach (AtomicReaderContext ctx in r.Leaves)
            {
                CheckTermsOrder(ctx.Reader, allTerms, false);
            }
            CheckTermsOrder(r, allTerms, true);

            // Test multi segment
            r.Dispose();

            writer.ForceMerge(1);

            // Test single segment
            r = writer.GetReader();
            CheckTermsOrder(r, allTerms, true);
            r.Dispose();

            writer.Dispose();
            dir.Dispose();
        }
Exemple #22
0
        public virtual void TestIntersectStartTerm()
        {
            Directory         dir = NewDirectory();
            IndexWriterConfig iwc = NewIndexWriterConfig(TEST_VERSION_CURRENT, new MockAnalyzer(Random));

            iwc.SetMergePolicy(new LogDocMergePolicy());

            RandomIndexWriter w   = new RandomIndexWriter(Random, dir, iwc);
            Document          doc = new Document();

            doc.Add(NewStringField("field", "abc", Field.Store.NO));
            w.AddDocument(doc);

            doc = new Document();
            doc.Add(NewStringField("field", "abd", Field.Store.NO));
            w.AddDocument(doc);

            doc = new Document();
            doc.Add(NewStringField("field", "acd", Field.Store.NO));
            w.AddDocument(doc);

            doc = new Document();
            doc.Add(NewStringField("field", "bcd", Field.Store.NO));
            w.AddDocument(doc);

            w.ForceMerge(1);
            DirectoryReader r = w.GetReader();

            w.Dispose();
            AtomicReader sub   = GetOnlySegmentReader(r);
            Terms        terms = sub.Fields.GetTerms("field");

            Automaton         automaton = (new RegExp(".*d", RegExpSyntax.NONE)).ToAutomaton();
            CompiledAutomaton ca        = new CompiledAutomaton(automaton, false, false);
            TermsEnum         te;

            // should seek to startTerm
            te = terms.Intersect(ca, new BytesRef("aad"));
            Assert.AreEqual("abd", te.Next().Utf8ToString());
            Assert.AreEqual(1, te.Docs(null, null, DocsFlags.NONE).NextDoc());
            Assert.AreEqual("acd", te.Next().Utf8ToString());
            Assert.AreEqual(2, te.Docs(null, null, DocsFlags.NONE).NextDoc());
            Assert.AreEqual("bcd", te.Next().Utf8ToString());
            Assert.AreEqual(3, te.Docs(null, null, DocsFlags.NONE).NextDoc());
            Assert.IsNull(te.Next());

            // should fail to find ceil label on second arc, rewind
            te = terms.Intersect(ca, new BytesRef("add"));
            Assert.AreEqual("bcd", te.Next().Utf8ToString());
            Assert.AreEqual(3, te.Docs(null, null, DocsFlags.NONE).NextDoc());
            Assert.IsNull(te.Next());

            // should reach end
            te = terms.Intersect(ca, new BytesRef("bcd"));
            Assert.IsNull(te.Next());
            te = terms.Intersect(ca, new BytesRef("ddd"));
            Assert.IsNull(te.Next());

            r.Dispose();
            dir.Dispose();
        }
        public virtual void Test2()
        {
            Random            random   = Random;
            int               NUM_DOCS = AtLeast(100);
            Directory         dir      = NewDirectory();
            RandomIndexWriter writer   = new RandomIndexWriter(
#if FEATURE_INSTANCE_TESTDATA_INITIALIZATION
                this,
#endif
                random, dir);
            bool             allowDups = random.NextBoolean();
            HashSet <string> seen      = new HashSet <string>();

            if (VERBOSE)
            {
                Console.WriteLine("TEST: NUM_DOCS=" + NUM_DOCS + " allowDups=" + allowDups);
            }
            int numDocs = 0;
            IList <BytesRef> docValues = new List <BytesRef>();

            // TODO: deletions
            while (numDocs < NUM_DOCS)
            {
                string s;
                if (random.NextBoolean())
                {
                    s = TestUtil.RandomSimpleString(random);
                }
                else
                {
                    s = TestUtil.RandomUnicodeString(random);
                }
                BytesRef br = new BytesRef(s);

                if (!allowDups)
                {
                    if (seen.Contains(s))
                    {
                        continue;
                    }
                    seen.Add(s);
                }

                if (VERBOSE)
                {
                    Console.WriteLine("  " + numDocs + ": s=" + s);
                }

                Document doc = new Document();
                doc.Add(new SortedDocValuesField("stringdv", br));
                doc.Add(new NumericDocValuesField("id", numDocs));
                docValues.Add(br);
                writer.AddDocument(doc);
                numDocs++;

                if (random.Next(40) == 17)
                {
                    // force flush
                    writer.GetReader().Dispose();
                }
            }

            writer.ForceMerge(1);
            DirectoryReader r = writer.GetReader();

            writer.Dispose();

            AtomicReader sr = GetOnlySegmentReader(r);

            long END_TIME = Environment.TickCount + (TEST_NIGHTLY ? 30 : 1);

            int NUM_THREADS = TestUtil.NextInt32(LuceneTestCase.Random, 1, 10);

            ThreadClass[] threads = new ThreadClass[NUM_THREADS];
            for (int thread = 0; thread < NUM_THREADS; thread++)
            {
                threads[thread] = new ThreadAnonymousInnerClassHelper2(random, docValues, sr, END_TIME);
                threads[thread].Start();
            }

            foreach (ThreadClass thread in threads)
            {
                thread.Join();
            }

            r.Dispose();
            dir.Dispose();
        }
Exemple #24
0
        public virtual void TestRandomWithPrefix()
        {
            Directory dir = NewDirectory();

            ISet <string> prefixes  = new JCG.HashSet <string>();
            int           numPrefix = TestUtil.NextInt32(Random, 2, 7);

            if (VERBOSE)
            {
                Console.WriteLine("TEST: use " + numPrefix + " prefixes");
            }
            while (prefixes.Count < numPrefix)
            {
                prefixes.Add(TestUtil.RandomRealisticUnicodeString(Random));
                //prefixes.Add(TestUtil.RandomSimpleString(random));
            }
            string[] prefixesArray = prefixes.ToArray(/*new string[prefixes.Count]*/);

            int             NUM_TERMS = AtLeast(20);
            ISet <BytesRef> terms     = new JCG.HashSet <BytesRef>();

            while (terms.Count < NUM_TERMS)
            {
                string s = prefixesArray[Random.Next(prefixesArray.Length)] + TestUtil.RandomRealisticUnicodeString(Random);
                //final String s = prefixesArray[random.nextInt(prefixesArray.Length)] + TestUtil.RandomSimpleString(random);
                if (s.Length > 0)
                {
                    terms.Add(new BytesRef(s));
                }
            }
            BytesRef[] termsArray = terms.ToArray();
            Array.Sort(termsArray);

            int NUM_DOCS = AtLeast(100);

            IndexWriterConfig conf = NewIndexWriterConfig(TEST_VERSION_CURRENT, new MockAnalyzer(Random));

            // Sometimes swap in codec that impls ord():
            if (Random.Next(10) == 7)
            {
                Codec codec = TestUtil.AlwaysPostingsFormat(PostingsFormat.ForName("Lucene41WithOrds"));
                conf.SetCodec(codec);
            }

            RandomIndexWriter w = new RandomIndexWriter(Random, dir, conf);

            int[][]     idToOrds      = new int[NUM_DOCS][];
            ISet <int?> ordsForDocSet = new JCG.HashSet <int?>();

            for (int id = 0; id < NUM_DOCS; id++)
            {
                Document doc = new Document();

                doc.Add(new Int32Field("id", id, Field.Store.NO));

                int termCount = TestUtil.NextInt32(Random, 0, 20 * RANDOM_MULTIPLIER);
                while (ordsForDocSet.Count < termCount)
                {
                    ordsForDocSet.Add(Random.Next(termsArray.Length));
                }
                int[] ordsForDoc = new int[termCount];
                int   upto       = 0;
                if (VERBOSE)
                {
                    Console.WriteLine("TEST: doc id=" + id);
                }
                foreach (int ord in ordsForDocSet)
                {
                    ordsForDoc[upto++] = ord;
                    Field field = NewStringField("field", termsArray[ord].Utf8ToString(), Field.Store.NO);
                    if (VERBOSE)
                    {
                        Console.WriteLine("  f=" + termsArray[ord].Utf8ToString());
                    }
                    doc.Add(field);
                }
                ordsForDocSet.Clear();
                Array.Sort(ordsForDoc);
                idToOrds[id] = ordsForDoc;
                w.AddDocument(doc);
            }

            DirectoryReader r = w.GetReader();

            w.Dispose();

            if (VERBOSE)
            {
                Console.WriteLine("TEST: reader=" + r);
            }

            AtomicReader slowR = SlowCompositeReaderWrapper.Wrap(r);

            foreach (string prefix in prefixesArray)
            {
                BytesRef prefixRef = prefix == null ? null : new BytesRef(prefix);

                int[][] idToOrdsPrefix = new int[NUM_DOCS][];
                for (int id = 0; id < NUM_DOCS; id++)
                {
                    int[]        docOrds = idToOrds[id];
                    IList <int?> newOrds = new List <int?>();
                    foreach (int ord in idToOrds[id])
                    {
                        if (StringHelper.StartsWith(termsArray[ord], prefixRef))
                        {
                            newOrds.Add(ord);
                        }
                    }
                    int[] newOrdsArray = new int[newOrds.Count];
                    int   upto         = 0;
                    foreach (int ord in newOrds)
                    {
                        newOrdsArray[upto++] = ord;
                    }
                    idToOrdsPrefix[id] = newOrdsArray;
                }

                foreach (AtomicReaderContext ctx in r.Leaves)
                {
                    if (VERBOSE)
                    {
                        Console.WriteLine("\nTEST: sub=" + ctx.Reader);
                    }
                    Verify((AtomicReader)ctx.Reader, idToOrdsPrefix, termsArray, prefixRef);
                }

                // Also test top-level reader: its enum does not support
                // ord, so this forces the OrdWrapper to run:
                if (VERBOSE)
                {
                    Console.WriteLine("TEST: top reader");
                }
                Verify(slowR, idToOrdsPrefix, termsArray, prefixRef);
            }

            FieldCache.DEFAULT.PurgeByCacheKey(slowR.CoreCacheKey);

            r.Dispose();
            dir.Dispose();
        }
Exemple #25
0
        public virtual void TestNumericField()
        {
            using Directory dir = NewDirectory();
            DirectoryReader r = null;

            try
            {
                var numDocs = AtLeast(500);
                var answers = new Number[numDocs];
                using (var w = new RandomIndexWriter(Random, dir))
                {
                    NumericType[] typeAnswers = new NumericType[numDocs];
                    for (int id = 0; id < numDocs; id++)
                    {
                        Document    doc = new Document();
                        Field       nf;
                        Field       sf;
                        Number      answer;
                        NumericType typeAnswer;
                        if (Random.NextBoolean())
                        {
                            // float/double
                            if (Random.NextBoolean())
                            {
                                float f = Random.NextSingle();
                                answer     = Single.GetInstance(f);
                                nf         = new SingleField("nf", f, Field.Store.NO);
                                sf         = new StoredField("nf", f);
                                typeAnswer = NumericType.SINGLE;
                            }
                            else
                            {
                                double d = Random.NextDouble();
                                answer     = Double.GetInstance(d);
                                nf         = new DoubleField("nf", d, Field.Store.NO);
                                sf         = new StoredField("nf", d);
                                typeAnswer = NumericType.DOUBLE;
                            }
                        }
                        else
                        {
                            // int/long
                            if (Random.NextBoolean())
                            {
                                int i = Random.Next();
                                answer     = Int32.GetInstance(i);
                                nf         = new Int32Field("nf", i, Field.Store.NO);
                                sf         = new StoredField("nf", i);
                                typeAnswer = NumericType.INT32;
                            }
                            else
                            {
                                long l = Random.NextInt64();
                                answer     = Int64.GetInstance(l);
                                nf         = new Int64Field("nf", l, Field.Store.NO);
                                sf         = new StoredField("nf", l);
                                typeAnswer = NumericType.INT64;
                            }
                        }
                        doc.Add(nf);
                        doc.Add(sf);
                        answers[id]     = answer;
                        typeAnswers[id] = typeAnswer;
                        FieldType ft = new FieldType(Int32Field.TYPE_STORED);
                        ft.NumericPrecisionStep = int.MaxValue;
                        doc.Add(new Int32Field("id", id, ft));
                        w.AddDocument(doc);
                    }
                    r = w.GetReader();
                } // w.Dispose();

                Assert.AreEqual(numDocs, r.NumDocs);

                foreach (AtomicReaderContext ctx in r.Leaves)
                {
                    AtomicReader      sub = ctx.AtomicReader;
                    FieldCache.Int32s ids = FieldCache.DEFAULT.GetInt32s(sub, "id", false);
                    for (int docID = 0; docID < sub.NumDocs; docID++)
                    {
                        Document doc = sub.Document(docID);
                        Field    f   = doc.GetField <Field>("nf");
                        Assert.IsTrue(f is StoredField, "got f=" + f);
#pragma warning disable 612, 618
                        Assert.AreEqual(answers[ids.Get(docID)], f.GetNumericValue());
#pragma warning restore 612, 618
                    }
                }
            }
            finally
            {
                r?.Dispose();
            }
        }
Exemple #26
0
            public override void Run()
            {
                try
                {
                    while (operations > 0)
                    {
                        int oper = rand.Next(100);

                        if (oper < commitPercent)
                        {
                            if (numCommitting.IncrementAndGet() <= maxConcurrentCommits)
                            {
                                IDictionary <int, long> newCommittedModel;
                                long            version;
                                DirectoryReader oldReader;

                                lock (outerInstance)
                                {
                                    newCommittedModel = new Dictionary <int, long>(outerInstance.model); // take a snapshot
                                    version           = outerInstance.snapshotCount++;
                                    oldReader         = outerInstance.reader;
                                    oldReader.IncRef(); // increment the reference since we will use this for reopening
                                }

                                DirectoryReader newReader;
                                if (rand.Next(100) < softCommitPercent)
                                {
                                    // assertU(h.Commit("softCommit","true"));
                                    if (Random.NextBoolean())
                                    {
                                        if (Verbose)
                                        {
                                            Console.WriteLine("TEST: " + Thread.CurrentThread.Name + ": call writer.getReader");
                                        }
                                        newReader = writer.GetReader(true);
                                    }
                                    else
                                    {
                                        if (Verbose)
                                        {
                                            Console.WriteLine("TEST: " + Thread.CurrentThread.Name + ": reopen reader=" + oldReader + " version=" + version);
                                        }
                                        newReader = DirectoryReader.OpenIfChanged(oldReader, writer.IndexWriter, true);
                                    }
                                }
                                else
                                {
                                    // assertU(commit());
                                    if (Verbose)
                                    {
                                        Console.WriteLine("TEST: " + Thread.CurrentThread.Name + ": commit+reopen reader=" + oldReader + " version=" + version);
                                    }
                                    writer.Commit();
                                    if (Verbose)
                                    {
                                        Console.WriteLine("TEST: " + Thread.CurrentThread.Name + ": now reopen after commit");
                                    }
                                    newReader = DirectoryReader.OpenIfChanged(oldReader);
                                }

                                // Code below assumes newReader comes w/
                                // extra ref:
                                if (newReader == null)
                                {
                                    oldReader.IncRef();
                                    newReader = oldReader;
                                }

                                oldReader.DecRef();

                                lock (outerInstance)
                                {
                                    // install the new reader if it's newest (and check the current version since another reader may have already been installed)
                                    //System.out.println(Thread.currentThread().getName() + ": newVersion=" + newReader.getVersion());
                                    if (Debugging.AssertsEnabled)
                                    {
                                        Debugging.Assert(newReader.RefCount > 0);
                                    }
                                    if (Debugging.AssertsEnabled)
                                    {
                                        Debugging.Assert(outerInstance.reader.RefCount > 0);
                                    }
                                    if (newReader.Version > outerInstance.reader.Version)
                                    {
                                        if (Verbose)
                                        {
                                            Console.WriteLine("TEST: " + Thread.CurrentThread.Name + ": install new reader=" + newReader);
                                        }
                                        outerInstance.reader.DecRef();
                                        outerInstance.reader = newReader;

                                        // Silly: forces fieldInfos to be
                                        // loaded so we don't hit IOE on later
                                        // reader.toString
                                        newReader.ToString();

                                        // install this snapshot only if it's newer than the current one
                                        if (version >= outerInstance.committedModelClock)
                                        {
                                            if (Verbose)
                                            {
                                                Console.WriteLine("TEST: " + Thread.CurrentThread.Name + ": install new model version=" + version);
                                            }
                                            outerInstance.committedModel      = newCommittedModel;
                                            outerInstance.committedModelClock = version;
                                        }
                                        else
                                        {
                                            if (Verbose)
                                            {
                                                Console.WriteLine("TEST: " + Thread.CurrentThread.Name + ": skip install new model version=" + version);
                                            }
                                        }
                                    }
                                    else
                                    {
                                        // if the same reader, don't decRef.
                                        if (Verbose)
                                        {
                                            Console.WriteLine("TEST: " + Thread.CurrentThread.Name + ": skip install new reader=" + newReader);
                                        }
                                        newReader.DecRef();
                                    }
                                }
                            }
                            numCommitting.DecrementAndGet();
                        }
                        else
                        {
                            int    id   = rand.Next(ndocs);
                            object sync = outerInstance.syncArr[id];

                            // set the lastId before we actually change it sometimes to try and
                            // uncover more race conditions between writing and reading
                            bool before = Random.NextBoolean();
                            if (before)
                            {
                                outerInstance.lastId = id;
                            }

                            // We can't concurrently update the same document and retain our invariants of increasing values
                            // since we can't guarantee what order the updates will be executed.
                            lock (sync)
                            {
                                long val     = outerInstance.model[id];
                                long nextVal = Math.Abs(val) + 1;

                                if (oper < commitPercent + deletePercent)
                                {
                                    // assertU("<delete><id>" + id + "</id></delete>");

                                    // add tombstone first
                                    if (tombstones)
                                    {
                                        Document d = new Document();
                                        d.Add(NewStringField("id", "-" + Convert.ToString(id), Documents.Field.Store.YES));
                                        d.Add(NewField(outerInstance.field, Convert.ToString(nextVal), storedOnlyType));
                                        writer.UpdateDocument(new Term("id", "-" + Convert.ToString(id)), d);
                                    }

                                    if (Verbose)
                                    {
                                        Console.WriteLine("TEST: " + Thread.CurrentThread.Name + ": term delDocs id:" + id + " nextVal=" + nextVal);
                                    }
                                    writer.DeleteDocuments(new Term("id", Convert.ToString(id)));
                                    outerInstance.model[id] = -nextVal;
                                }
                                else if (oper < commitPercent + deletePercent + deleteByQueryPercent)
                                {
                                    //assertU("<delete><query>id:" + id + "</query></delete>");

                                    // add tombstone first
                                    if (tombstones)
                                    {
                                        Document d = new Document();
                                        d.Add(NewStringField("id", "-" + Convert.ToString(id), Documents.Field.Store.YES));
                                        d.Add(NewField(outerInstance.field, Convert.ToString(nextVal), storedOnlyType));
                                        writer.UpdateDocument(new Term("id", "-" + Convert.ToString(id)), d);
                                    }

                                    if (Verbose)
                                    {
                                        Console.WriteLine("TEST: " + Thread.CurrentThread.Name + ": query delDocs id:" + id + " nextVal=" + nextVal);
                                    }
                                    writer.DeleteDocuments(new TermQuery(new Term("id", Convert.ToString(id))));
                                    outerInstance.model[id] = -nextVal;
                                }
                                else
                                {
                                    // assertU(adoc("id",Integer.toString(id), field, Long.toString(nextVal)));
                                    Document d = new Document();
                                    d.Add(NewStringField("id", Convert.ToString(id), Documents.Field.Store.YES));
                                    d.Add(NewField(outerInstance.field, Convert.ToString(nextVal), storedOnlyType));
                                    if (Verbose)
                                    {
                                        Console.WriteLine("TEST: " + Thread.CurrentThread.Name + ": u id:" + id + " val=" + nextVal);
                                    }
                                    writer.UpdateDocument(new Term("id", Convert.ToString(id)), d);
                                    if (tombstones)
                                    {
                                        // remove tombstone after new addition (this should be optional?)
                                        writer.DeleteDocuments(new Term("id", "-" + Convert.ToString(id)));
                                    }
                                    outerInstance.model[id] = nextVal;
                                }
                            }

                            if (!before)
                            {
                                outerInstance.lastId = id;
                            }
                        }
                    }
                }
                catch (Exception e)
                {
                    Console.WriteLine(Thread.CurrentThread.Name + ": FAILED: unexpected exception");
                    Console.WriteLine(e.StackTrace);
                    throw new Exception(e.Message, e);
                }
            }
Exemple #27
0
        public virtual void TestIntersectEmptyString()
        {
            Directory         dir = NewDirectory();
            IndexWriterConfig iwc = NewIndexWriterConfig(TEST_VERSION_CURRENT, new MockAnalyzer(Random));

            iwc.SetMergePolicy(new LogDocMergePolicy());
            RandomIndexWriter w   = new RandomIndexWriter(Random, dir, iwc);
            Document          doc = new Document();

            doc.Add(NewStringField("field", "", Field.Store.NO));
            doc.Add(NewStringField("field", "abc", Field.Store.NO));
            w.AddDocument(doc);

            doc = new Document();
            // add empty string to both documents, so that singletonDocID == -1.
            // For a FST-based term dict, we'll expect to see the first arc is
            // flaged with HAS_FINAL_OUTPUT
            doc.Add(NewStringField("field", "abc", Field.Store.NO));
            doc.Add(NewStringField("field", "", Field.Store.NO));
            w.AddDocument(doc);

            w.ForceMerge(1);
            DirectoryReader r = w.GetReader();

            w.Dispose();
            AtomicReader sub   = GetOnlySegmentReader(r);
            Terms        terms = sub.Fields.GetTerms("field");

            Automaton         automaton = (new RegExp(".*", RegExpSyntax.NONE)).ToAutomaton(); // accept ALL
            CompiledAutomaton ca        = new CompiledAutomaton(automaton, false, false);

            TermsEnum te = terms.Intersect(ca, null);
            DocsEnum  de;

            Assert.IsTrue(te.MoveNext());
            Assert.AreEqual("", te.Term.Utf8ToString());
            de = te.Docs(null, null, DocsFlags.NONE);
            Assert.AreEqual(0, de.NextDoc());
            Assert.AreEqual(1, de.NextDoc());

            Assert.IsTrue(te.MoveNext());
            Assert.AreEqual("abc", te.Term.Utf8ToString());
            de = te.Docs(null, null, DocsFlags.NONE);
            Assert.AreEqual(0, de.NextDoc());
            Assert.AreEqual(1, de.NextDoc());

            Assert.IsFalse(te.MoveNext());

            // pass empty string
            te = terms.Intersect(ca, new BytesRef(""));

            Assert.IsTrue(te.MoveNext());
            Assert.AreEqual("abc", te.Term.Utf8ToString());
            de = te.Docs(null, null, DocsFlags.NONE);
            Assert.AreEqual(0, de.NextDoc());
            Assert.AreEqual(1, de.NextDoc());

            Assert.IsFalse(te.MoveNext());

            r.Dispose();
            dir.Dispose();
        }