Esempio n. 1
0
        public virtual void TestDocsEnum()
        {
            TermVectorsReader reader = Codec.Default.TermVectorsFormat().VectorsReader(Dir, Seg.Info, FieldInfos, NewIOContext(Random()));

            for (int j = 0; j < 5; j++)
            {
                Terms vector = reader.Get(j).Terms(TestFields[0]);
                Assert.IsNotNull(vector);
                Assert.AreEqual(TestTerms.Length, vector.Size());
                TermsEnum termsEnum = vector.Iterator(null);
                DocsEnum  docsEnum  = null;
                for (int i = 0; i < TestTerms.Length; i++)
                {
                    BytesRef text = termsEnum.Next();
                    Assert.IsNotNull(text);
                    string term = text.Utf8ToString();
                    //System.out.println("Term: " + term);
                    Assert.AreEqual(TestTerms[i], term);

                    docsEnum = TestUtil.Docs(Random(), termsEnum, null, docsEnum, DocsEnum.FLAG_NONE);
                    Assert.IsNotNull(docsEnum);
                    int doc = docsEnum.DocID();
                    Assert.AreEqual(-1, doc);
                    Assert.IsTrue(docsEnum.NextDoc() != DocIdSetIterator.NO_MORE_DOCS);
                    Assert.AreEqual(DocIdSetIterator.NO_MORE_DOCS, docsEnum.NextDoc());
                }
                Assert.IsNull(termsEnum.Next());
            }
            reader.Dispose();
        }
Esempio n. 2
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        public virtual void TestOffsetReader()
        {
            TermVectorsReader reader = Codec.Default.TermVectorsFormat().VectorsReader(Dir, Seg.Info, FieldInfos, NewIOContext(Random()));
            Terms             vector = reader.Get(0).Terms(TestFields[0]);

            Assert.IsNotNull(vector);
            TermsEnum termsEnum = vector.Iterator(null);

            Assert.IsNotNull(termsEnum);
            Assert.AreEqual(TestTerms.Length, vector.Size());
            DocsAndPositionsEnum dpEnum = null;

            for (int i = 0; i < TestTerms.Length; i++)
            {
                BytesRef text = termsEnum.Next();
                Assert.IsNotNull(text);
                string term = text.Utf8ToString();
                Assert.AreEqual(TestTerms[i], term);

                dpEnum = termsEnum.DocsAndPositions(null, dpEnum);
                Assert.IsNotNull(dpEnum);
                Assert.IsTrue(dpEnum.NextDoc() != DocIdSetIterator.NO_MORE_DOCS);
                Assert.AreEqual(dpEnum.Freq(), Positions[i].Length);
                for (int j = 0; j < Positions[i].Length; j++)
                {
                    Assert.AreEqual(Positions[i][j], dpEnum.NextPosition());
                }
                Assert.AreEqual(DocIdSetIterator.NO_MORE_DOCS, dpEnum.NextDoc());

                dpEnum = termsEnum.DocsAndPositions(null, dpEnum);
                Assert.IsTrue(dpEnum.NextDoc() != DocIdSetIterator.NO_MORE_DOCS);
                Assert.IsNotNull(dpEnum);
                Assert.AreEqual(dpEnum.Freq(), Positions[i].Length);
                for (int j = 0; j < Positions[i].Length; j++)
                {
                    Assert.AreEqual(Positions[i][j], dpEnum.NextPosition());
                    Assert.AreEqual(j * 10, dpEnum.StartOffset());
                    Assert.AreEqual(j * 10 + TestTerms[i].Length, dpEnum.EndOffset());
                }
                Assert.AreEqual(DocIdSetIterator.NO_MORE_DOCS, dpEnum.NextDoc());
            }
            reader.Dispose();
        }
Esempio n. 3
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        public virtual void TestTermVectors()
        {
            Terms result = Reader.GetTermVectors(0).Terms(DocHelper.TEXT_FIELD_2_KEY);

            Assert.IsNotNull(result);
            Assert.AreEqual(3, result.Size());
            TermsEnum termsEnum = result.Iterator(null);

            while (termsEnum.Next() != null)
            {
                string term = termsEnum.Term().Utf8ToString();
                int    freq = (int)termsEnum.TotalTermFreq();
                Assert.IsTrue(DocHelper.FIELD_2_TEXT.IndexOf(term) != -1);
                Assert.IsTrue(freq > 0);
            }

            Fields results = Reader.GetTermVectors(0);

            Assert.IsTrue(results != null);
            Assert.AreEqual(3, results.Size, "We do not have 3 term freq vectors");
        }
Esempio n. 4
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        public virtual void TestReader()
        {
            TermVectorsReader reader = Codec.Default.TermVectorsFormat().VectorsReader(Dir, Seg.Info, FieldInfos, NewIOContext(Random()));

            for (int j = 0; j < 5; j++)
            {
                Terms vector = reader.Get(j).Terms(TestFields[0]);
                Assert.IsNotNull(vector);
                Assert.AreEqual(TestTerms.Length, vector.Size());
                TermsEnum termsEnum = vector.Iterator(null);
                for (int i = 0; i < TestTerms.Length; i++)
                {
                    BytesRef text = termsEnum.Next();
                    Assert.IsNotNull(text);
                    string term = text.Utf8ToString();
                    //System.out.println("Term: " + term);
                    Assert.AreEqual(TestTerms[i], term);
                }
                Assert.IsNull(termsEnum.Next());
            }
            reader.Dispose();
        }
Esempio n. 5
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        public virtual void TestMixedTermVectorSettingsSameField()
        {
            Document doc = new Document();

            // f1 first without tv then with tv
            doc.Add(NewStringField("f1", "v1", Field.Store.YES));
            FieldType customType2 = new FieldType(StringField.TYPE_STORED);

            customType2.StoreTermVectors         = true;
            customType2.StoreTermVectorOffsets   = true;
            customType2.StoreTermVectorPositions = true;
            doc.Add(NewField("f1", "v2", customType2));
            // f2 first with tv then without tv
            doc.Add(NewField("f2", "v1", customType2));
            doc.Add(NewStringField("f2", "v2", Field.Store.YES));

            IndexWriter writer = new IndexWriter(Dir, NewIndexWriterConfig(TEST_VERSION_CURRENT, new MockAnalyzer(Random())));

            writer.AddDocument(doc);
            writer.Dispose();

            TestUtil.CheckIndex(Dir);

            IndexReader reader = DirectoryReader.Open(Dir);
            // f1
            Terms tfv1 = reader.GetTermVectors(0).Terms("f1");

            Assert.IsNotNull(tfv1);
            Assert.AreEqual(2, tfv1.Size(), "the 'with_tv' setting should rule!");
            // f2
            Terms tfv2 = reader.GetTermVectors(0).Terms("f2");

            Assert.IsNotNull(tfv2);
            Assert.AreEqual(2, tfv2.Size(), "the 'with_tv' setting should rule!");
            reader.Dispose();
        }
        protected internal virtual void AssertEquals(RandomTokenStream tk, FieldType ft, Terms terms)
        {
            Assert.AreEqual(1, terms.DocCount);
            int termCount = (new HashSet <string>(Arrays.AsList(tk.Terms))).Count;

            Assert.AreEqual(termCount, terms.Size());
            Assert.AreEqual(termCount, terms.SumDocFreq);
            Assert.AreEqual(ft.StoreTermVectorPositions, terms.HasPositions());
            Assert.AreEqual(ft.StoreTermVectorOffsets, terms.HasOffsets());
            Assert.AreEqual(ft.StoreTermVectorPayloads && tk.HasPayloads(), terms.HasPayloads());
            HashSet <BytesRef> uniqueTerms = new HashSet <BytesRef>();

            foreach (string term in tk.Freqs.Keys)
            {
                uniqueTerms.Add(new BytesRef(term));
            }
            BytesRef[] sortedTerms = uniqueTerms.ToArray(/*new BytesRef[0]*/);
            Array.Sort(sortedTerms, terms.Comparator);
            TermsEnum termsEnum = terms.Iterator(Random().NextBoolean() ? null : this.termsEnum.Value);

            this.termsEnum.Value = termsEnum;
            for (int i = 0; i < sortedTerms.Length; ++i)
            {
                BytesRef nextTerm = termsEnum.Next();
                Assert.AreEqual(sortedTerms[i], nextTerm);
                Assert.AreEqual(sortedTerms[i], termsEnum.Term());
                Assert.AreEqual(1, termsEnum.DocFreq());

                FixedBitSet bits     = new FixedBitSet(1);
                DocsEnum    docsEnum = termsEnum.Docs(bits, Random().NextBoolean() ? null : this.docsEnum.Value);
                Assert.AreEqual(DocsEnum.NO_MORE_DOCS, docsEnum.NextDoc());
                bits.Set(0);

                docsEnum = termsEnum.Docs(Random().NextBoolean() ? bits : null, Random().NextBoolean() ? null : docsEnum);
                Assert.IsNotNull(docsEnum);
                Assert.AreEqual(0, docsEnum.NextDoc());
                Assert.AreEqual(0, docsEnum.DocID());
                Assert.AreEqual(tk.Freqs[termsEnum.Term().Utf8ToString()], (int?)docsEnum.Freq());
                Assert.AreEqual(DocsEnum.NO_MORE_DOCS, docsEnum.NextDoc());
                this.docsEnum.Value = docsEnum;

                bits.Clear(0);
                DocsAndPositionsEnum docsAndPositionsEnum = termsEnum.DocsAndPositions(bits, Random().NextBoolean() ? null : this.docsAndPositionsEnum.Value);
                Assert.AreEqual(ft.StoreTermVectorOffsets || ft.StoreTermVectorPositions, docsAndPositionsEnum != null);
                if (docsAndPositionsEnum != null)
                {
                    Assert.AreEqual(DocsEnum.NO_MORE_DOCS, docsAndPositionsEnum.NextDoc());
                }
                bits.Set(0);

                docsAndPositionsEnum = termsEnum.DocsAndPositions(Random().NextBoolean() ? bits : null, Random().NextBoolean() ? null : docsAndPositionsEnum);
                Assert.AreEqual(ft.StoreTermVectorOffsets || ft.StoreTermVectorPositions, docsAndPositionsEnum != null);
                if (terms.HasPositions() || terms.HasOffsets())
                {
                    Assert.AreEqual(0, docsAndPositionsEnum.NextDoc());
                    int freq = docsAndPositionsEnum.Freq();
                    Assert.AreEqual(tk.Freqs[termsEnum.Term().Utf8ToString()], (int?)freq);
                    if (docsAndPositionsEnum != null)
                    {
                        for (int k = 0; k < freq; ++k)
                        {
                            int         position = docsAndPositionsEnum.NextPosition();
                            ISet <int?> indexes;
                            if (terms.HasPositions())
                            {
                                indexes = tk.PositionToTerms[position];
                                Assert.IsNotNull(indexes);
                            }
                            else
                            {
                                indexes = tk.StartOffsetToTerms[docsAndPositionsEnum.StartOffset()];
                                Assert.IsNotNull(indexes);
                            }
                            if (terms.HasPositions())
                            {
                                bool foundPosition = false;
                                foreach (int index in indexes)
                                {
                                    if (tk.TermBytes[index].Equals(termsEnum.Term()) && tk.Positions[index] == position)
                                    {
                                        foundPosition = true;
                                        break;
                                    }
                                }
                                Assert.IsTrue(foundPosition);
                            }
                            if (terms.HasOffsets())
                            {
                                bool foundOffset = false;
                                foreach (int index in indexes)
                                {
                                    if (tk.TermBytes[index].Equals(termsEnum.Term()) && tk.StartOffsets[index] == docsAndPositionsEnum.StartOffset() && tk.EndOffsets[index] == docsAndPositionsEnum.EndOffset())
                                    {
                                        foundOffset = true;
                                        break;
                                    }
                                }
                                Assert.IsTrue(foundOffset);
                            }
                            if (terms.HasPayloads())
                            {
                                bool foundPayload = false;
                                foreach (int index in indexes)
                                {
                                    if (tk.TermBytes[index].Equals(termsEnum.Term()) && Equals(tk.Payloads[index], docsAndPositionsEnum.Payload))
                                    {
                                        foundPayload = true;
                                        break;
                                    }
                                }
                                Assert.IsTrue(foundPayload);
                            }
                        }
                        try
                        {
                            docsAndPositionsEnum.NextPosition();
                            Assert.Fail();
                        }
                        catch (Exception e)
                        {
                            // ok
                        }
                    }
                    Assert.AreEqual(DocsEnum.NO_MORE_DOCS, docsAndPositionsEnum.NextDoc());
                }
                this.docsAndPositionsEnum.Value = docsAndPositionsEnum;
            }
            Assert.IsNull(termsEnum.Next());
            for (int i = 0; i < 5; ++i)
            {
                if (Random().NextBoolean())
                {
                    Assert.IsTrue(termsEnum.SeekExact(RandomInts.RandomFrom(Random(), tk.TermBytes)));
                }
                else
                {
                    Assert.AreEqual(SeekStatus.FOUND, termsEnum.SeekCeil(RandomInts.RandomFrom(Random(), tk.TermBytes)));
                }
            }
        }
Esempio n. 7
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 /// <summary>
 /// checks collection-level statistics on Terms
 /// </summary>
 public void AssertTermsStatisticsEquals(string info, Terms leftTerms, Terms rightTerms)
 {
     Debug.Assert(leftTerms.Comparator == rightTerms.Comparator);
     if (leftTerms.DocCount != -1 && rightTerms.DocCount != -1)
     {
         Assert.AreEqual(leftTerms.DocCount, rightTerms.DocCount, info);
     }
     if (leftTerms.SumDocFreq != -1 && rightTerms.SumDocFreq != -1)
     {
         Assert.AreEqual(leftTerms.SumDocFreq, rightTerms.SumDocFreq, info);
     }
     if (leftTerms.SumTotalTermFreq != -1 && rightTerms.SumTotalTermFreq != -1)
     {
         Assert.AreEqual(leftTerms.SumTotalTermFreq, rightTerms.SumTotalTermFreq, info);
     }
     if (leftTerms.Size() != -1 && rightTerms.Size() != -1)
     {
         Assert.AreEqual(leftTerms.Size(), rightTerms.Size(), info);
     }
 }
        protected internal virtual void AssertEquals(RandomTokenStream tk, FieldType ft, Terms terms)
        {
            Assert.AreEqual(1, terms.DocCount);
            int termCount = (new HashSet<string>(Arrays.AsList(tk.Terms))).Count;
            Assert.AreEqual(termCount, terms.Size());
            Assert.AreEqual(termCount, terms.SumDocFreq);
            Assert.AreEqual(ft.StoreTermVectorPositions, terms.HasPositions());
            Assert.AreEqual(ft.StoreTermVectorOffsets, terms.HasOffsets());
            Assert.AreEqual(ft.StoreTermVectorPayloads && tk.HasPayloads(), terms.HasPayloads());
            HashSet<BytesRef> uniqueTerms = new HashSet<BytesRef>();
            foreach (string term in tk.Freqs.Keys)
            {
                uniqueTerms.Add(new BytesRef(term));
            }
            BytesRef[] sortedTerms = uniqueTerms.ToArray(/*new BytesRef[0]*/);
            Array.Sort(sortedTerms, terms.Comparator);
            TermsEnum termsEnum = terms.Iterator(Random().NextBoolean() ? null : this.termsEnum.Value);
            this.termsEnum.Value = termsEnum;
            for (int i = 0; i < sortedTerms.Length; ++i)
            {
                BytesRef nextTerm = termsEnum.Next();
                Assert.AreEqual(sortedTerms[i], nextTerm);
                Assert.AreEqual(sortedTerms[i], termsEnum.Term());
                Assert.AreEqual(1, termsEnum.DocFreq());

                FixedBitSet bits = new FixedBitSet(1);
                DocsEnum docsEnum = termsEnum.Docs(bits, Random().NextBoolean() ? null : this.docsEnum.Value);
                Assert.AreEqual(DocsEnum.NO_MORE_DOCS, docsEnum.NextDoc());
                bits.Set(0);

                docsEnum = termsEnum.Docs(Random().NextBoolean() ? bits : null, Random().NextBoolean() ? null : docsEnum);
                Assert.IsNotNull(docsEnum);
                Assert.AreEqual(0, docsEnum.NextDoc());
                Assert.AreEqual(0, docsEnum.DocID());
                Assert.AreEqual(tk.Freqs[termsEnum.Term().Utf8ToString()], (int?)docsEnum.Freq());
                Assert.AreEqual(DocsEnum.NO_MORE_DOCS, docsEnum.NextDoc());
                this.docsEnum.Value = docsEnum;

                bits.Clear(0);
                DocsAndPositionsEnum docsAndPositionsEnum = termsEnum.DocsAndPositions(bits, Random().NextBoolean() ? null : this.docsAndPositionsEnum.Value);
                Assert.AreEqual(ft.StoreTermVectorOffsets || ft.StoreTermVectorPositions, docsAndPositionsEnum != null);
                if (docsAndPositionsEnum != null)
                {
                    Assert.AreEqual(DocsEnum.NO_MORE_DOCS, docsAndPositionsEnum.NextDoc());
                }
                bits.Set(0);

                docsAndPositionsEnum = termsEnum.DocsAndPositions(Random().NextBoolean() ? bits : null, Random().NextBoolean() ? null : docsAndPositionsEnum);
                Assert.AreEqual(ft.StoreTermVectorOffsets || ft.StoreTermVectorPositions, docsAndPositionsEnum != null);
                if (terms.HasPositions() || terms.HasOffsets())
                {
                    Assert.AreEqual(0, docsAndPositionsEnum.NextDoc());
                    int freq = docsAndPositionsEnum.Freq();
                    Assert.AreEqual(tk.Freqs[termsEnum.Term().Utf8ToString()], (int?)freq);
                    if (docsAndPositionsEnum != null)
                    {
                        for (int k = 0; k < freq; ++k)
                        {
                            int position = docsAndPositionsEnum.NextPosition();
                            ISet<int?> indexes;
                            if (terms.HasPositions())
                            {
                                indexes = tk.PositionToTerms[position];
                                Assert.IsNotNull(indexes);
                            }
                            else
                            {
                                indexes = tk.StartOffsetToTerms[docsAndPositionsEnum.StartOffset()];
                                Assert.IsNotNull(indexes);
                            }
                            if (terms.HasPositions())
                            {
                                bool foundPosition = false;
                                foreach (int index in indexes)
                                {
                                    if (tk.TermBytes[index].Equals(termsEnum.Term()) && tk.Positions[index] == position)
                                    {
                                        foundPosition = true;
                                        break;
                                    }
                                }
                                Assert.IsTrue(foundPosition);
                            }
                            if (terms.HasOffsets())
                            {
                                bool foundOffset = false;
                                foreach (int index in indexes)
                                {
                                    if (tk.TermBytes[index].Equals(termsEnum.Term()) && tk.StartOffsets[index] == docsAndPositionsEnum.StartOffset() && tk.EndOffsets[index] == docsAndPositionsEnum.EndOffset())
                                    {
                                        foundOffset = true;
                                        break;
                                    }
                                }
                                Assert.IsTrue(foundOffset);
                            }
                            if (terms.HasPayloads())
                            {
                                bool foundPayload = false;
                                foreach (int index in indexes)
                                {
                                    if (tk.TermBytes[index].Equals(termsEnum.Term()) && Equals(tk.Payloads[index], docsAndPositionsEnum.Payload))
                                    {
                                        foundPayload = true;
                                        break;
                                    }
                                }
                                Assert.IsTrue(foundPayload);
                            }
                        }
                        try
                        {
                            docsAndPositionsEnum.NextPosition();
                            Assert.Fail();
                        }
                        catch (Exception e)
                        {
                            // ok
                        }
                    }
                    Assert.AreEqual(DocsEnum.NO_MORE_DOCS, docsAndPositionsEnum.NextDoc());
                }
                this.docsAndPositionsEnum.Value = docsAndPositionsEnum;
            }
            Assert.IsNull(termsEnum.Next());
            for (int i = 0; i < 5; ++i)
            {
                if (Random().NextBoolean())
                {
                    Assert.IsTrue(termsEnum.SeekExact(RandomInts.RandomFrom(Random(), tk.TermBytes)));
                }
                else
                {
                    Assert.AreEqual(SeekStatus.FOUND, termsEnum.SeekCeil(RandomInts.RandomFrom(Random(), tk.TermBytes)));
                }
            }
        }
Esempio n. 9
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        public virtual void Test()
        {
            IList <string> postingsList   = new List <string>();
            int            numTerms       = AtLeast(300);
            int            maxTermsPerDoc = TestUtil.NextInt(Random(), 10, 20);
            bool           isSimpleText   = "SimpleText".Equals(TestUtil.GetPostingsFormat("field"));

            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);
                for (int j = 0; j < i; j++)
                {
                    postingsList.Add(term);
                }
            }

            postingsList = CollectionsHelper.Shuffle(postingsList);

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

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

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

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

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

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

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

            if (options == 0)
            {
                fieldType.IndexOptions     = FieldInfo.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 = FieldInfo.IndexOptions.DOCS_AND_FREQS_AND_POSITIONS_AND_OFFSETS;
            }
            // else just positions

            ThreadClass[]  threads     = new ThreadClass[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 (ThreadClass t in threads)
            {
                t.Join();
            }

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

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

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

            while ((termBR = termsEnum.Next()) != null)
            {
                int value = Convert.ToInt32(termBR.Utf8ToString());
                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();
        }
 /// <summary>
 /// checks collection-level statistics on Terms
 /// </summary>
 public virtual void AssertTermsStatistics(Terms leftTerms, Terms rightTerms)
 {
     Debug.Assert(leftTerms.Comparator == rightTerms.Comparator);
     if (leftTerms.DocCount != -1 && rightTerms.DocCount != -1)
     {
         Assert.AreEqual(leftTerms.DocCount, rightTerms.DocCount);
     }
     if (leftTerms.SumDocFreq != -1 && rightTerms.SumDocFreq != -1)
     {
         Assert.AreEqual(leftTerms.SumDocFreq, rightTerms.SumDocFreq);
     }
     if (leftTerms.SumTotalTermFreq != -1 && rightTerms.SumTotalTermFreq != -1)
     {
         Assert.AreEqual(leftTerms.SumTotalTermFreq, rightTerms.SumTotalTermFreq);
     }
     if (leftTerms.Size() != -1 && rightTerms.Size() != -1)
     {
         Assert.AreEqual(leftTerms.Size(), rightTerms.Size());
     }
 }
        public virtual void Test()
        {
            IList <string> postingsList   = new List <string>();
            int            numTerms       = AtLeast(300);
            int            maxTermsPerDoc = TestUtil.NextInt(Random(), 10, 20);

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

            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);
                for (int j = 0; j < i; j++)
                {
                    postingsList.Add(term);
                }
            }
            postingsList = CollectionsHelper.Shuffle(postingsList);

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

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

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

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

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

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

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

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

            // numTerms-1 because there cannot be a term 0 with 0 postings:
            Assert.AreEqual(numTerms - 1, air.Fields.UniqueTermCount);
            if (iwc.Codec is Lucene3xCodec == false)
            {
                Assert.AreEqual(numTerms - 1, terms.Size());
            }
            TermsEnum termsEnum = terms.Iterator(null);
            BytesRef  term_;

            while ((term_ = termsEnum.Next()) != null)
            {
                int value = Convert.ToInt32(term_.Utf8ToString());
                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();
        }
Esempio n. 12
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        public virtual void TestMerge()
        {
            Codec       codec = Codec.Default;
            SegmentInfo si    = new SegmentInfo(MergedDir, Constants.LUCENE_MAIN_VERSION, MergedSegment, -1, false, codec, null);

            SegmentMerger merger     = new SegmentMerger(Arrays.AsList <AtomicReader>(Reader1, Reader2), si, InfoStream.Default, MergedDir, IndexWriterConfig.DEFAULT_TERM_INDEX_INTERVAL, MergeState.CheckAbort.NONE, new FieldInfos.FieldNumbers(), NewIOContext(Random()), true);
            MergeState    mergeState = merger.Merge();
            int           docsMerged = mergeState.SegmentInfo.DocCount;

            Assert.IsTrue(docsMerged == 2);
            //Should be able to open a new SegmentReader against the new directory
            SegmentReader mergedReader = new SegmentReader(new SegmentCommitInfo(new SegmentInfo(MergedDir, Constants.LUCENE_MAIN_VERSION, MergedSegment, docsMerged, false, codec, null), 0, -1L, -1L), DirectoryReader.DEFAULT_TERMS_INDEX_DIVISOR, NewIOContext(Random()));

            Assert.IsTrue(mergedReader != null);
            Assert.IsTrue(mergedReader.NumDocs == 2);
            Document newDoc1 = mergedReader.Document(0);

            Assert.IsTrue(newDoc1 != null);
            //There are 2 unstored fields on the document
            Assert.IsTrue(DocHelper.NumFields(newDoc1) == DocHelper.NumFields(Doc1) - DocHelper.Unstored.Count);
            Document newDoc2 = mergedReader.Document(1);

            Assert.IsTrue(newDoc2 != null);
            Assert.IsTrue(DocHelper.NumFields(newDoc2) == DocHelper.NumFields(Doc2) - DocHelper.Unstored.Count);

            DocsEnum termDocs = TestUtil.Docs(Random(), mergedReader, DocHelper.TEXT_FIELD_2_KEY, new BytesRef("field"), MultiFields.GetLiveDocs(mergedReader), null, 0);

            Assert.IsTrue(termDocs != null);
            Assert.IsTrue(termDocs.NextDoc() != DocIdSetIterator.NO_MORE_DOCS);

            int tvCount = 0;

            foreach (FieldInfo fieldInfo in mergedReader.FieldInfos)
            {
                if (fieldInfo.HasVectors())
                {
                    tvCount++;
                }
            }

            //System.out.println("stored size: " + stored.Size());
            Assert.AreEqual(3, tvCount, "We do not have 3 fields that were indexed with term vector");

            Terms vector = mergedReader.GetTermVectors(0).Terms(DocHelper.TEXT_FIELD_2_KEY);

            Assert.IsNotNull(vector);
            Assert.AreEqual(3, vector.Size());
            TermsEnum termsEnum = vector.Iterator(null);

            int i = 0;

            while (termsEnum.Next() != null)
            {
                string term = termsEnum.Term().Utf8ToString();
                int    freq = (int)termsEnum.TotalTermFreq();
                //System.out.println("Term: " + term + " Freq: " + freq);
                Assert.IsTrue(DocHelper.FIELD_2_TEXT.IndexOf(term) != -1);
                Assert.IsTrue(DocHelper.FIELD_2_FREQS[i] == freq);
                i++;
            }

            TestSegmentReader.CheckNorms(mergedReader);
            mergedReader.Dispose();
        }
Esempio n. 13
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 public override long Size()
 {
     return(@in.Size());
 }