/// <summary>
/// checks the terms enum sequentially
/// if deep is false, it does a 'shallow' test that doesnt go down to the docsenums
/// </summary>
public virtual void AssertTermsEnum(TermsEnum leftTermsEnum, TermsEnum rightTermsEnum, bool deep)
{
BytesRef term;
Bits randomBits = new RandomBits(MAXDOC, Random().NextDouble(), Random());
DocsAndPositionsEnum leftPositions = null;
DocsAndPositionsEnum rightPositions = null;
DocsEnum leftDocs = null;
DocsEnum rightDocs = null;
while ((term = leftTermsEnum.Next()) != null)
{
Assert.AreEqual(term, rightTermsEnum.Next());
AssertTermStats(leftTermsEnum, rightTermsEnum);
if (deep)
{
// with payloads + off
AssertDocsAndPositionsEnum(leftPositions = leftTermsEnum.DocsAndPositions(null, leftPositions), rightPositions = rightTermsEnum.DocsAndPositions(null, rightPositions));
AssertDocsAndPositionsEnum(leftPositions = leftTermsEnum.DocsAndPositions(randomBits, leftPositions), rightPositions = rightTermsEnum.DocsAndPositions(randomBits, rightPositions));
AssertPositionsSkipping(leftTermsEnum.DocFreq(), leftPositions = leftTermsEnum.DocsAndPositions(null, leftPositions), rightPositions = rightTermsEnum.DocsAndPositions(null, rightPositions));
AssertPositionsSkipping(leftTermsEnum.DocFreq(), leftPositions = leftTermsEnum.DocsAndPositions(randomBits, leftPositions), rightPositions = rightTermsEnum.DocsAndPositions(randomBits, rightPositions));
// with payloads only
AssertDocsAndPositionsEnum(leftPositions = leftTermsEnum.DocsAndPositions(null, leftPositions, DocsAndPositionsEnum.FLAG_PAYLOADS), rightPositions = rightTermsEnum.DocsAndPositions(null, rightPositions, DocsAndPositionsEnum.FLAG_PAYLOADS));
AssertDocsAndPositionsEnum(leftPositions = leftTermsEnum.DocsAndPositions(randomBits, leftPositions, DocsAndPositionsEnum.FLAG_PAYLOADS), rightPositions = rightTermsEnum.DocsAndPositions(randomBits, rightPositions, DocsAndPositionsEnum.FLAG_PAYLOADS));
AssertPositionsSkipping(leftTermsEnum.DocFreq(), leftPositions = leftTermsEnum.DocsAndPositions(null, leftPositions, DocsAndPositionsEnum.FLAG_PAYLOADS), rightPositions = rightTermsEnum.DocsAndPositions(null, rightPositions, DocsAndPositionsEnum.FLAG_PAYLOADS));
AssertPositionsSkipping(leftTermsEnum.DocFreq(), leftPositions = leftTermsEnum.DocsAndPositions(randomBits, leftPositions, DocsAndPositionsEnum.FLAG_PAYLOADS), rightPositions = rightTermsEnum.DocsAndPositions(randomBits, rightPositions, DocsAndPositionsEnum.FLAG_PAYLOADS));
// with offsets only
AssertDocsAndPositionsEnum(leftPositions = leftTermsEnum.DocsAndPositions(null, leftPositions, DocsAndPositionsEnum.FLAG_OFFSETS), rightPositions = rightTermsEnum.DocsAndPositions(null, rightPositions, DocsAndPositionsEnum.FLAG_OFFSETS));
AssertDocsAndPositionsEnum(leftPositions = leftTermsEnum.DocsAndPositions(randomBits, leftPositions, DocsAndPositionsEnum.FLAG_OFFSETS), rightPositions = rightTermsEnum.DocsAndPositions(randomBits, rightPositions, DocsAndPositionsEnum.FLAG_OFFSETS));
AssertPositionsSkipping(leftTermsEnum.DocFreq(), leftPositions = leftTermsEnum.DocsAndPositions(null, leftPositions, DocsAndPositionsEnum.FLAG_OFFSETS), rightPositions = rightTermsEnum.DocsAndPositions(null, rightPositions, DocsAndPositionsEnum.FLAG_OFFSETS));
AssertPositionsSkipping(leftTermsEnum.DocFreq(), leftPositions = leftTermsEnum.DocsAndPositions(randomBits, leftPositions, DocsAndPositionsEnum.FLAG_OFFSETS), rightPositions = rightTermsEnum.DocsAndPositions(randomBits, rightPositions, DocsAndPositionsEnum.FLAG_OFFSETS));
// with positions only
AssertDocsAndPositionsEnum(leftPositions = leftTermsEnum.DocsAndPositions(null, leftPositions, DocsEnum.FLAG_NONE), rightPositions = rightTermsEnum.DocsAndPositions(null, rightPositions, DocsEnum.FLAG_NONE));
AssertDocsAndPositionsEnum(leftPositions = leftTermsEnum.DocsAndPositions(randomBits, leftPositions, DocsEnum.FLAG_NONE), rightPositions = rightTermsEnum.DocsAndPositions(randomBits, rightPositions, DocsEnum.FLAG_NONE));
AssertPositionsSkipping(leftTermsEnum.DocFreq(), leftPositions = leftTermsEnum.DocsAndPositions(null, leftPositions, DocsEnum.FLAG_NONE), rightPositions = rightTermsEnum.DocsAndPositions(null, rightPositions, DocsEnum.FLAG_NONE));
AssertPositionsSkipping(leftTermsEnum.DocFreq(), leftPositions = leftTermsEnum.DocsAndPositions(randomBits, leftPositions, DocsEnum.FLAG_NONE), rightPositions = rightTermsEnum.DocsAndPositions(randomBits, rightPositions, DocsEnum.FLAG_NONE));
// with freqs:
AssertDocsEnum(leftDocs = leftTermsEnum.Docs(null, leftDocs), rightDocs = rightTermsEnum.Docs(null, rightDocs));
AssertDocsEnum(leftDocs = leftTermsEnum.Docs(randomBits, leftDocs), rightDocs = rightTermsEnum.Docs(randomBits, rightDocs));
// w/o freqs:
AssertDocsEnum(leftDocs = leftTermsEnum.Docs(null, leftDocs, DocsEnum.FLAG_NONE), rightDocs = rightTermsEnum.Docs(null, rightDocs, DocsEnum.FLAG_NONE));
AssertDocsEnum(leftDocs = leftTermsEnum.Docs(randomBits, leftDocs, DocsEnum.FLAG_NONE), rightDocs = rightTermsEnum.Docs(randomBits, rightDocs, DocsEnum.FLAG_NONE));
// with freqs:
AssertDocsSkipping(leftTermsEnum.DocFreq(), leftDocs = leftTermsEnum.Docs(null, leftDocs), rightDocs = rightTermsEnum.Docs(null, rightDocs));
AssertDocsSkipping(leftTermsEnum.DocFreq(), leftDocs = leftTermsEnum.Docs(randomBits, leftDocs), rightDocs = rightTermsEnum.Docs(randomBits, rightDocs));
// w/o freqs:
AssertDocsSkipping(leftTermsEnum.DocFreq(), leftDocs = leftTermsEnum.Docs(null, leftDocs, DocsEnum.FLAG_NONE), rightDocs = rightTermsEnum.Docs(null, rightDocs, DocsEnum.FLAG_NONE));
AssertDocsSkipping(leftTermsEnum.DocFreq(), leftDocs = leftTermsEnum.Docs(randomBits, leftDocs, DocsEnum.FLAG_NONE), rightDocs = rightTermsEnum.Docs(randomBits, rightDocs, DocsEnum.FLAG_NONE));
}
}
Assert.IsNull(rightTermsEnum.Next());
}
/// <summary>
/// checks the terms enum sequentially
/// if deep is false, it does a 'shallow' test that doesnt go down to the docsenums
/// </summary>
public void AssertTermsEnumEquals(string info, IndexReader leftReader, TermsEnum leftTermsEnum, TermsEnum rightTermsEnum, bool deep)
{
BytesRef term;
Bits randomBits = new RandomBits(leftReader.MaxDoc, Random().NextDouble(), Random());
DocsAndPositionsEnum leftPositions = null;
DocsAndPositionsEnum rightPositions = null;
DocsEnum leftDocs = null;
DocsEnum rightDocs = null;
while ((term = leftTermsEnum.Next()) != null)
{
Assert.AreEqual(term, rightTermsEnum.Next(), info);
AssertTermStatsEquals(info, leftTermsEnum, rightTermsEnum);
if (deep)
{
AssertDocsAndPositionsEnumEquals(info, leftPositions = leftTermsEnum.DocsAndPositions(null, leftPositions), rightPositions = rightTermsEnum.DocsAndPositions(null, rightPositions));
AssertDocsAndPositionsEnumEquals(info, leftPositions = leftTermsEnum.DocsAndPositions(randomBits, leftPositions), rightPositions = rightTermsEnum.DocsAndPositions(randomBits, rightPositions));
AssertPositionsSkippingEquals(info, leftReader, leftTermsEnum.DocFreq(), leftPositions = leftTermsEnum.DocsAndPositions(null, leftPositions), rightPositions = rightTermsEnum.DocsAndPositions(null, rightPositions));
AssertPositionsSkippingEquals(info, leftReader, leftTermsEnum.DocFreq(), leftPositions = leftTermsEnum.DocsAndPositions(randomBits, leftPositions), rightPositions = rightTermsEnum.DocsAndPositions(randomBits, rightPositions));
// with freqs:
AssertDocsEnumEquals(info, leftDocs = leftTermsEnum.Docs(null, leftDocs), rightDocs = rightTermsEnum.Docs(null, rightDocs), true);
AssertDocsEnumEquals(info, leftDocs = leftTermsEnum.Docs(randomBits, leftDocs), rightDocs = rightTermsEnum.Docs(randomBits, rightDocs), true);
// w/o freqs:
AssertDocsEnumEquals(info, leftDocs = leftTermsEnum.Docs(null, leftDocs, DocsEnum.FLAG_NONE), rightDocs = rightTermsEnum.Docs(null, rightDocs, DocsEnum.FLAG_NONE), false);
AssertDocsEnumEquals(info, leftDocs = leftTermsEnum.Docs(randomBits, leftDocs, DocsEnum.FLAG_NONE), rightDocs = rightTermsEnum.Docs(randomBits, rightDocs, DocsEnum.FLAG_NONE), false);
// with freqs:
AssertDocsSkippingEquals(info, leftReader, leftTermsEnum.DocFreq(), leftDocs = leftTermsEnum.Docs(null, leftDocs), rightDocs = rightTermsEnum.Docs(null, rightDocs), true);
AssertDocsSkippingEquals(info, leftReader, leftTermsEnum.DocFreq(), leftDocs = leftTermsEnum.Docs(randomBits, leftDocs), rightDocs = rightTermsEnum.Docs(randomBits, rightDocs), true);
// w/o freqs:
AssertDocsSkippingEquals(info, leftReader, leftTermsEnum.DocFreq(), leftDocs = leftTermsEnum.Docs(null, leftDocs, DocsEnum.FLAG_NONE), rightDocs = rightTermsEnum.Docs(null, rightDocs, DocsEnum.FLAG_NONE), false);
AssertDocsSkippingEquals(info, leftReader, leftTermsEnum.DocFreq(), leftDocs = leftTermsEnum.Docs(randomBits, leftDocs, DocsEnum.FLAG_NONE), rightDocs = rightTermsEnum.Docs(randomBits, rightDocs, DocsEnum.FLAG_NONE), false);
}
}
Assert.IsNull(rightTermsEnum.Next(), info);
}
public virtual void TestArbitraryFields()
{
Directory dir = NewDirectory();
RandomIndexWriter w = new RandomIndexWriter(Random, dir, Similarity, TimeZone);
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();
}
private void VerifyEnum(ThreadState threadState, string field, BytesRef term, TermsEnum termsEnum, FieldInfo.IndexOptions maxTestOptions, FieldInfo.IndexOptions maxIndexOptions, ISet<Option> options, bool alwaysTestMax)
// Maximum options (docs/freqs/positions/offsets) to test:
{
if (VERBOSE)
{
Console.WriteLine(" verifyEnum: options=" + options + " maxTestOptions=" + maxTestOptions);
}
// Make sure TermsEnum really is positioned on the
// expected term:
Assert.AreEqual(term, termsEnum.Term());
// 50% of the time time pass liveDocs:
bool useLiveDocs = options.Contains(Option.LIVE_DOCS) && Random().NextBoolean();
Bits liveDocs;
if (useLiveDocs)
{
liveDocs = GlobalLiveDocs;
if (VERBOSE)
{
Console.WriteLine(" use liveDocs");
}
}
else
{
liveDocs = null;
if (VERBOSE)
{
Console.WriteLine(" no liveDocs");
}
}
FieldInfo fieldInfo = CurrentFieldInfos.FieldInfo(field);
// NOTE: can be empty list if we are using liveDocs:
SeedPostings expected = GetSeedPostings(term.Utf8ToString(), Fields[field][term], useLiveDocs, maxIndexOptions);
Assert.AreEqual(expected.DocFreq, termsEnum.DocFreq());
bool allowFreqs = fieldInfo.FieldIndexOptions >= FieldInfo.IndexOptions.DOCS_AND_FREQS && maxTestOptions.CompareTo(FieldInfo.IndexOptions.DOCS_AND_FREQS) >= 0;
bool doCheckFreqs = allowFreqs && (alwaysTestMax || Random().Next(3) <= 2);
bool allowPositions = fieldInfo.FieldIndexOptions >= FieldInfo.IndexOptions.DOCS_AND_FREQS_AND_POSITIONS && maxTestOptions.CompareTo(FieldInfo.IndexOptions.DOCS_AND_FREQS_AND_POSITIONS) >= 0;
bool doCheckPositions = allowPositions && (alwaysTestMax || Random().Next(3) <= 2);
bool allowOffsets = fieldInfo.FieldIndexOptions >= FieldInfo.IndexOptions.DOCS_AND_FREQS_AND_POSITIONS_AND_OFFSETS && maxTestOptions.CompareTo(FieldInfo.IndexOptions.DOCS_AND_FREQS_AND_POSITIONS_AND_OFFSETS) >= 0;
bool doCheckOffsets = allowOffsets && (alwaysTestMax || Random().Next(3) <= 2);
bool doCheckPayloads = options.Contains(Option.PAYLOADS) && allowPositions && fieldInfo.HasPayloads() && (alwaysTestMax || Random().Next(3) <= 2);
DocsEnum prevDocsEnum = null;
DocsEnum docsEnum;
DocsAndPositionsEnum docsAndPositionsEnum;
if (!doCheckPositions)
{
if (allowPositions && Random().Next(10) == 7)
{
// 10% of the time, even though we will not check positions, pull a DocsAndPositions enum
if (options.Contains(Option.REUSE_ENUMS) && Random().Next(10) < 9)
{
prevDocsEnum = threadState.ReuseDocsAndPositionsEnum;
}
int flags = 0;
if (alwaysTestMax || Random().NextBoolean())
{
flags |= DocsAndPositionsEnum.FLAG_OFFSETS;
}
if (alwaysTestMax || Random().NextBoolean())
{
flags |= DocsAndPositionsEnum.FLAG_PAYLOADS;
}
if (VERBOSE)
{
Console.WriteLine(" get DocsAndPositionsEnum (but we won't check positions) flags=" + flags);
}
threadState.ReuseDocsAndPositionsEnum = termsEnum.DocsAndPositions(liveDocs, (DocsAndPositionsEnum)prevDocsEnum, flags);
docsEnum = threadState.ReuseDocsAndPositionsEnum;
docsAndPositionsEnum = threadState.ReuseDocsAndPositionsEnum;
}
else
{
if (VERBOSE)
{
Console.WriteLine(" get DocsEnum");
}
if (options.Contains(Option.REUSE_ENUMS) && Random().Next(10) < 9)
{
prevDocsEnum = threadState.ReuseDocsEnum;
}
threadState.ReuseDocsEnum = termsEnum.Docs(liveDocs, prevDocsEnum, doCheckFreqs ? DocsEnum.FLAG_FREQS : DocsEnum.FLAG_NONE);
docsEnum = threadState.ReuseDocsEnum;
docsAndPositionsEnum = null;
}
}
else
{
if (options.Contains(Option.REUSE_ENUMS) && Random().Next(10) < 9)
{
prevDocsEnum = threadState.ReuseDocsAndPositionsEnum;
}
int flags = 0;
if (alwaysTestMax || doCheckOffsets || Random().Next(3) == 1)
{
flags |= DocsAndPositionsEnum.FLAG_OFFSETS;
}
if (alwaysTestMax || doCheckPayloads || Random().Next(3) == 1)
{
flags |= DocsAndPositionsEnum.FLAG_PAYLOADS;
}
if (VERBOSE)
{
Console.WriteLine(" get DocsAndPositionsEnum flags=" + flags);
}
threadState.ReuseDocsAndPositionsEnum = termsEnum.DocsAndPositions(liveDocs, (DocsAndPositionsEnum)prevDocsEnum, flags);
docsEnum = threadState.ReuseDocsAndPositionsEnum;
docsAndPositionsEnum = threadState.ReuseDocsAndPositionsEnum;
}
Assert.IsNotNull(docsEnum, "null DocsEnum");
int initialDocID = docsEnum.DocID();
Assert.AreEqual(-1, initialDocID, "inital docID should be -1" + docsEnum);
if (VERBOSE)
{
if (prevDocsEnum == null)
{
Console.WriteLine(" got enum=" + docsEnum);
}
else if (prevDocsEnum == docsEnum)
{
Console.WriteLine(" got reuse enum=" + docsEnum);
}
else
{
Console.WriteLine(" got enum=" + docsEnum + " (reuse of " + prevDocsEnum + " failed)");
}
}
// 10% of the time don't consume all docs:
int stopAt;
if (!alwaysTestMax && options.Contains(Option.PARTIAL_DOC_CONSUME) && expected.DocFreq > 1 && Random().Next(10) == 7)
{
stopAt = Random().Next(expected.DocFreq - 1);
if (VERBOSE)
{
Console.WriteLine(" will not consume all docs (" + stopAt + " vs " + expected.DocFreq + ")");
}
}
else
{
stopAt = expected.DocFreq;
if (VERBOSE)
{
Console.WriteLine(" consume all docs");
}
}
double skipChance = alwaysTestMax ? 0.5 : Random().NextDouble();
int numSkips = expected.DocFreq < 3 ? 1 : TestUtil.NextInt(Random(), 1, Math.Min(20, expected.DocFreq / 3));
int skipInc = expected.DocFreq / numSkips;
int skipDocInc = MaxDoc / numSkips;
// Sometimes do 100% skipping:
bool doAllSkipping = options.Contains(Option.SKIPPING) && Random().Next(7) == 1;
double freqAskChance = alwaysTestMax ? 1.0 : Random().NextDouble();
double payloadCheckChance = alwaysTestMax ? 1.0 : Random().NextDouble();
double offsetCheckChance = alwaysTestMax ? 1.0 : Random().NextDouble();
if (VERBOSE)
{
if (options.Contains(Option.SKIPPING))
{
Console.WriteLine(" skipChance=" + skipChance + " numSkips=" + numSkips);
}
else
{
Console.WriteLine(" no skipping");
}
if (doCheckFreqs)
{
Console.WriteLine(" freqAskChance=" + freqAskChance);
}
if (doCheckPayloads)
{
Console.WriteLine(" payloadCheckChance=" + payloadCheckChance);
}
if (doCheckOffsets)
{
Console.WriteLine(" offsetCheckChance=" + offsetCheckChance);
}
}
while (expected.Upto <= stopAt)
{
if (expected.Upto == stopAt)
{
if (stopAt == expected.DocFreq)
{
Assert.AreEqual(DocsEnum.NO_MORE_DOCS, docsEnum.NextDoc(), "DocsEnum should have ended but didn't");
// Common bug is to forget to set this.Doc=NO_MORE_DOCS in the enum!:
Assert.AreEqual(DocsEnum.NO_MORE_DOCS, docsEnum.DocID(), "DocsEnum should have ended but didn't");
}
break;
}
if (options.Contains(Option.SKIPPING) && (doAllSkipping || Random().NextDouble() <= skipChance))
{
int targetDocID = -1;
if (expected.Upto < stopAt && Random().NextBoolean())
{
// Pick target we know exists:
int skipCount = TestUtil.NextInt(Random(), 1, skipInc);
for (int skip = 0; skip < skipCount; skip++)
{
if (expected.NextDoc() == DocsEnum.NO_MORE_DOCS)
{
break;
}
}
}
else
{
// Pick random target (might not exist):
int skipDocIDs = TestUtil.NextInt(Random(), 1, skipDocInc);
if (skipDocIDs > 0)
{
targetDocID = expected.DocID() + skipDocIDs;
expected.Advance(targetDocID);
}
}
if (expected.Upto >= stopAt)
{
int target = Random().NextBoolean() ? MaxDoc : DocsEnum.NO_MORE_DOCS;
if (VERBOSE)
{
Console.WriteLine(" now advance to end (target=" + target + ")");
}
Assert.AreEqual(DocsEnum.NO_MORE_DOCS, docsEnum.Advance(target), "DocsEnum should have ended but didn't");
break;
}
else
{
if (VERBOSE)
{
if (targetDocID != -1)
{
Console.WriteLine(" now advance to random target=" + targetDocID + " (" + expected.Upto + " of " + stopAt + ") current=" + docsEnum.DocID());
}
else
{
Console.WriteLine(" now advance to known-exists target=" + expected.DocID() + " (" + expected.Upto + " of " + stopAt + ") current=" + docsEnum.DocID());
}
}
int docID = docsEnum.Advance(targetDocID != -1 ? targetDocID : expected.DocID());
Assert.AreEqual(expected.DocID(), docID, "docID is wrong");
}
}
else
{
expected.NextDoc();
if (VERBOSE)
{
Console.WriteLine(" now nextDoc to " + expected.DocID() + " (" + expected.Upto + " of " + stopAt + ")");
}
int docID = docsEnum.NextDoc();
Assert.AreEqual(expected.DocID(), docID, "docID is wrong");
if (docID == DocsEnum.NO_MORE_DOCS)
{
break;
}
}
if (doCheckFreqs && Random().NextDouble() <= freqAskChance)
{
if (VERBOSE)
{
Console.WriteLine(" now freq()=" + expected.Freq());
}
int freq = docsEnum.Freq();
Assert.AreEqual(expected.Freq(), freq, "freq is wrong");
}
if (doCheckPositions)
{
int freq = docsEnum.Freq();
int numPosToConsume;
if (!alwaysTestMax && options.Contains(Option.PARTIAL_POS_CONSUME) && Random().Next(5) == 1)
{
numPosToConsume = Random().Next(freq);
}
else
{
numPosToConsume = freq;
}
for (int i = 0; i < numPosToConsume; i++)
{
int pos = expected.NextPosition();
if (VERBOSE)
{
Console.WriteLine(" now nextPosition to " + pos);
}
Assert.AreEqual(pos, docsAndPositionsEnum.NextPosition(), "position is wrong");
if (doCheckPayloads)
{
BytesRef expectedPayload = expected.Payload;
if (Random().NextDouble() <= payloadCheckChance)
{
if (VERBOSE)
{
Console.WriteLine(" now check expectedPayload length=" + (expectedPayload == null ? 0 : expectedPayload.Length));
}
if (expectedPayload == null || expectedPayload.Length == 0)
{
Assert.IsNull(docsAndPositionsEnum.Payload, "should not have payload");
}
else
{
BytesRef payload = docsAndPositionsEnum.Payload;
Assert.IsNotNull(payload, "should have payload but doesn't");
Assert.AreEqual(expectedPayload.Length, payload.Length, "payload length is wrong");
for (int byteUpto = 0; byteUpto < expectedPayload.Length; byteUpto++)
{
Assert.AreEqual(expectedPayload.Bytes[expectedPayload.Offset + byteUpto], payload.Bytes[payload.Offset + byteUpto], "payload bytes are wrong");
}
// make a deep copy
payload = BytesRef.DeepCopyOf(payload);
Assert.AreEqual(payload, docsAndPositionsEnum.Payload, "2nd call to getPayload returns something different!");
}
}
else
{
if (VERBOSE)
{
Console.WriteLine(" skip check payload length=" + (expectedPayload == null ? 0 : expectedPayload.Length));
}
}
}
if (doCheckOffsets)
{
if (Random().NextDouble() <= offsetCheckChance)
{
if (VERBOSE)
{
Console.WriteLine(" now check offsets: startOff=" + expected.StartOffset() + " endOffset=" + expected.EndOffset());
}
Assert.AreEqual(expected.StartOffset(), docsAndPositionsEnum.StartOffset(), "startOffset is wrong");
Assert.AreEqual(expected.EndOffset(), docsAndPositionsEnum.EndOffset(), "endOffset is wrong");
}
else
{
if (VERBOSE)
{
Console.WriteLine(" skip check offsets");
}
}
}
else if (fieldInfo.FieldIndexOptions < FieldInfo.IndexOptions.DOCS_AND_FREQS_AND_POSITIONS_AND_OFFSETS)
{
if (VERBOSE)
{
Console.WriteLine(" now check offsets are -1");
}
Assert.AreEqual(-1, docsAndPositionsEnum.StartOffset(), "startOffset isn't -1");
Assert.AreEqual(-1, docsAndPositionsEnum.EndOffset(), "endOffset isn't -1");
}
}
}
}
}
public virtual void TestPositionReader()
{
TermVectorsReader reader = Codec.Default.TermVectorsFormat.VectorsReader(Dir, Seg.Info, FieldInfos, NewIOContext(Random()));
//BytesRef[] terms; // LUCENENET NOTE: Not used in Lucene
Terms vector = reader.Get(0).GetTerms(TestFields[0]);
Assert.IsNotNull(vector);
Assert.AreEqual(TestTerms.Length, vector.Count);
TermsEnum termsEnum = vector.GetIterator(null);
DocsAndPositionsEnum dpEnum = 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);
dpEnum = termsEnum.DocsAndPositions(null, dpEnum);
Assert.IsNotNull(dpEnum);
int doc = dpEnum.DocID;
Assert.AreEqual(-1, doc);
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);
doc = dpEnum.DocID;
Assert.AreEqual(-1, doc);
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());
}
Terms freqVector = reader.Get(0).GetTerms(TestFields[1]); //no pos, no offset
Assert.IsNotNull(freqVector);
Assert.AreEqual(TestTerms.Length, freqVector.Count);
termsEnum = freqVector.GetIterator(null);
Assert.IsNotNull(termsEnum);
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.IsNotNull(termsEnum.Docs(null, null));
Assert.IsNull(termsEnum.DocsAndPositions(null, null)); // no pos
}
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)));
}
}
}
public static void VerifyEquals(Fields d1, Fields d2)
{
if (d1 == null)
{
Assert.IsTrue(d2 == null || d2.Size == 0);
return;
}
Assert.IsTrue(d2 != null);
IEnumerator <string> fieldsEnum2 = d2.GetEnumerator();
foreach (string field1 in d1)
{
fieldsEnum2.MoveNext();
string field2 = fieldsEnum2.Current;
Assert.AreEqual(field1, field2);
Terms terms1 = d1.Terms(field1);
Assert.IsNotNull(terms1);
TermsEnum termsEnum1 = terms1.Iterator(null);
Terms terms2 = d2.Terms(field2);
Assert.IsNotNull(terms2);
TermsEnum termsEnum2 = terms2.Iterator(null);
DocsAndPositionsEnum dpEnum1 = null;
DocsAndPositionsEnum dpEnum2 = null;
DocsEnum dEnum1 = null;
DocsEnum dEnum2 = null;
BytesRef term1;
while ((term1 = termsEnum1.Next()) != null)
{
BytesRef term2 = termsEnum2.Next();
Assert.AreEqual(term1, term2);
Assert.AreEqual(termsEnum1.TotalTermFreq(), termsEnum2.TotalTermFreq());
dpEnum1 = termsEnum1.DocsAndPositions(null, dpEnum1);
dpEnum2 = termsEnum2.DocsAndPositions(null, dpEnum2);
if (dpEnum1 != null)
{
Assert.IsNotNull(dpEnum2);
int docID1 = dpEnum1.NextDoc();
dpEnum2.NextDoc();
// docIDs are not supposed to be equal
//int docID2 = dpEnum2.NextDoc();
//Assert.AreEqual(docID1, docID2);
Assert.IsTrue(docID1 != DocIdSetIterator.NO_MORE_DOCS);
int freq1 = dpEnum1.Freq();
int freq2 = dpEnum2.Freq();
Assert.AreEqual(freq1, freq2);
IOffsetAttribute offsetAtt1 = dpEnum1.Attributes().HasAttribute <IOffsetAttribute>() ? dpEnum1.Attributes().GetAttribute <IOffsetAttribute>() : null;
IOffsetAttribute offsetAtt2 = dpEnum2.Attributes().HasAttribute <IOffsetAttribute>() ? dpEnum2.Attributes().GetAttribute <IOffsetAttribute>() : null;
if (offsetAtt1 != null)
{
Assert.IsNotNull(offsetAtt2);
}
else
{
Assert.IsNull(offsetAtt2);
}
for (int posUpto = 0; posUpto < freq1; posUpto++)
{
int pos1 = dpEnum1.NextPosition();
int pos2 = dpEnum2.NextPosition();
Assert.AreEqual(pos1, pos2);
if (offsetAtt1 != null)
{
Assert.AreEqual(offsetAtt1.StartOffset(), offsetAtt2.StartOffset());
Assert.AreEqual(offsetAtt1.EndOffset(), offsetAtt2.EndOffset());
}
}
Assert.AreEqual(DocIdSetIterator.NO_MORE_DOCS, dpEnum1.NextDoc());
Assert.AreEqual(DocIdSetIterator.NO_MORE_DOCS, dpEnum2.NextDoc());
}
else
{
dEnum1 = TestUtil.Docs(Random(), termsEnum1, null, dEnum1, DocsEnum.FLAG_FREQS);
dEnum2 = TestUtil.Docs(Random(), termsEnum2, null, dEnum2, DocsEnum.FLAG_FREQS);
Assert.IsNotNull(dEnum1);
Assert.IsNotNull(dEnum2);
int docID1 = dEnum1.NextDoc();
dEnum2.NextDoc();
// docIDs are not supposed to be equal
//int docID2 = dEnum2.NextDoc();
//Assert.AreEqual(docID1, docID2);
Assert.IsTrue(docID1 != DocIdSetIterator.NO_MORE_DOCS);
int freq1 = dEnum1.Freq();
int freq2 = dEnum2.Freq();
Assert.AreEqual(freq1, freq2);
Assert.AreEqual(DocIdSetIterator.NO_MORE_DOCS, dEnum1.NextDoc());
Assert.AreEqual(DocIdSetIterator.NO_MORE_DOCS, dEnum2.NextDoc());
}
}
Assert.IsNull(termsEnum2.Next());
}
Assert.IsFalse(fieldsEnum2.MoveNext());
}
public virtual void _run()
{
for (int iter = 0; iter < NUM_TEST_ITER; iter++)
{
FieldData field = Fields[Random.Next(Fields.Length)];
TermsEnum termsEnum = TermsDict.GetTerms(field.FieldInfo.Name).GetIterator(null);
#pragma warning disable 612, 618
if (Si.Codec is Lucene3xCodec)
#pragma warning restore 612, 618
{
// code below expects unicode sort order
continue;
}
int upto = 0;
// Test straight enum of the terms:
while (true)
{
BytesRef term = termsEnum.Next();
if (term == null)
{
break;
}
BytesRef expected = new BytesRef(field.Terms[upto++].Text2);
Assert.IsTrue(expected.BytesEquals(term), "expected=" + expected + " vs actual " + term);
}
Assert.AreEqual(upto, field.Terms.Length);
// Test random seek:
TermData term2 = field.Terms[Random.Next(field.Terms.Length)];
TermsEnum.SeekStatus status = termsEnum.SeekCeil(new BytesRef(term2.Text2));
Assert.AreEqual(status, TermsEnum.SeekStatus.FOUND);
Assert.AreEqual(term2.Docs.Length, termsEnum.DocFreq);
if (field.OmitTF)
{
this.VerifyDocs(term2.Docs, term2.Positions, TestUtil.Docs(Random, termsEnum, null, null, DocsFlags.NONE), false);
}
else
{
this.VerifyDocs(term2.Docs, term2.Positions, termsEnum.DocsAndPositions(null, null), true);
}
// Test random seek by ord:
int idx = Random.Next(field.Terms.Length);
term2 = field.Terms[idx];
bool success = false;
try
{
termsEnum.SeekExact(idx);
success = true;
}
#pragma warning disable 168
catch (System.NotSupportedException uoe)
#pragma warning restore 168
{
// ok -- skip it
}
if (success)
{
Assert.AreEqual(status, TermsEnum.SeekStatus.FOUND);
Assert.IsTrue(termsEnum.Term.BytesEquals(new BytesRef(term2.Text2)));
Assert.AreEqual(term2.Docs.Length, termsEnum.DocFreq);
if (field.OmitTF)
{
this.VerifyDocs(term2.Docs, term2.Positions, TestUtil.Docs(Random, termsEnum, null, null, DocsFlags.NONE), false);
}
else
{
this.VerifyDocs(term2.Docs, term2.Positions, termsEnum.DocsAndPositions(null, null), true);
}
}
// Test seek to non-existent terms:
if (VERBOSE)
{
Console.WriteLine("TEST: seek non-exist terms");
}
for (int i = 0; i < 100; i++)
{
string text2 = TestUtil.RandomUnicodeString(Random) + ".";
status = termsEnum.SeekCeil(new BytesRef(text2));
Assert.IsTrue(status == TermsEnum.SeekStatus.NOT_FOUND || status == TermsEnum.SeekStatus.END);
}
// Seek to each term, backwards:
if (VERBOSE)
{
Console.WriteLine("TEST: seek terms backwards");
}
for (int i = field.Terms.Length - 1; i >= 0; i--)
{
Assert.AreEqual(TermsEnum.SeekStatus.FOUND, termsEnum.SeekCeil(new BytesRef(field.Terms[i].Text2)), Thread.CurrentThread.Name + ": field=" + field.FieldInfo.Name + " term=" + field.Terms[i].Text2);
Assert.AreEqual(field.Terms[i].Docs.Length, termsEnum.DocFreq);
}
// Seek to each term by ord, backwards
for (int i = field.Terms.Length - 1; i >= 0; i--)
{
try
{
termsEnum.SeekExact(i);
Assert.AreEqual(field.Terms[i].Docs.Length, termsEnum.DocFreq);
Assert.IsTrue(termsEnum.Term.BytesEquals(new BytesRef(field.Terms[i].Text2)));
}
#pragma warning disable 168
catch (System.NotSupportedException uoe)
#pragma warning restore 168
{
}
}
// Seek to non-existent empty-string term
status = termsEnum.SeekCeil(new BytesRef(""));
Assert.IsNotNull(status);
//Assert.AreEqual(TermsEnum.SeekStatus.NOT_FOUND, status);
// Make sure we're now pointing to first term
Assert.IsTrue(termsEnum.Term.BytesEquals(new BytesRef(field.Terms[0].Text2)));
// Test docs enum
termsEnum.SeekCeil(new BytesRef(""));
upto = 0;
do
{
term2 = field.Terms[upto];
if (Random.Next(3) == 1)
{
DocsEnum docs;
DocsEnum docsAndFreqs;
DocsAndPositionsEnum postings;
if (!field.OmitTF)
{
postings = termsEnum.DocsAndPositions(null, null);
if (postings != null)
{
docs = docsAndFreqs = postings;
}
else
{
docs = docsAndFreqs = TestUtil.Docs(Random, termsEnum, null, null, DocsFlags.FREQS);
}
}
else
{
postings = null;
docsAndFreqs = null;
docs = TestUtil.Docs(Random, termsEnum, null, null, DocsFlags.NONE);
}
Assert.IsNotNull(docs);
int upto2 = -1;
bool ended = false;
while (upto2 < term2.Docs.Length - 1)
{
// Maybe skip:
int left = term2.Docs.Length - upto2;
int doc;
if (Random.Next(3) == 1 && left >= 1)
{
int inc = 1 + Random.Next(left - 1);
upto2 += inc;
if (Random.Next(2) == 1)
{
doc = docs.Advance(term2.Docs[upto2]);
Assert.AreEqual(term2.Docs[upto2], doc);
}
else
{
doc = docs.Advance(1 + term2.Docs[upto2]);
if (doc == DocIdSetIterator.NO_MORE_DOCS)
{
// skipped past last doc
Debug.Assert(upto2 == term2.Docs.Length - 1);
ended = true;
break;
}
else
{
// skipped to next doc
Debug.Assert(upto2 < term2.Docs.Length - 1);
if (doc >= term2.Docs[1 + upto2])
{
upto2++;
}
}
}
}
else
{
doc = docs.NextDoc();
Assert.IsTrue(doc != -1);
upto2++;
}
Assert.AreEqual(term2.Docs[upto2], doc);
if (!field.OmitTF)
{
Assert.AreEqual(term2.Positions[upto2].Length, postings.Freq);
if (Random.Next(2) == 1)
{
this.VerifyPositions(term2.Positions[upto2], postings);
}
}
}
if (!ended)
{
Assert.AreEqual(DocIdSetIterator.NO_MORE_DOCS, docs.NextDoc());
}
}
upto++;
} while (termsEnum.Next() != null);
Assert.AreEqual(upto, field.Terms.Length);
}
}
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();
}
public virtual void VerifyEquals(DirectoryReader r1, DirectoryReader r2, string idField)
{
if (VERBOSE)
{
Console.WriteLine("\nr1 docs:");
PrintDocs(r1);
Console.WriteLine("\nr2 docs:");
PrintDocs(r2);
}
if (r1.NumDocs != r2.NumDocs)
{
Debug.Assert(false, "r1.NumDocs=" + r1.NumDocs + " vs r2.NumDocs=" + r2.NumDocs);
}
bool hasDeletes = !(r1.MaxDoc == r2.MaxDoc && r1.NumDocs == r1.MaxDoc);
int[] r2r1 = new int[r2.MaxDoc]; // r2 id to r1 id mapping
// create mapping from id2 space to id2 based on idField
Fields f1 = MultiFields.GetFields(r1);
if (f1 == null)
{
// make sure r2 is empty
Assert.IsNull(MultiFields.GetFields(r2));
return;
}
Terms terms1 = f1.Terms(idField);
if (terms1 == null)
{
Assert.IsTrue(MultiFields.GetFields(r2) == null || MultiFields.GetFields(r2).Terms(idField) == null);
return;
}
TermsEnum termsEnum = terms1.Iterator(null);
Bits liveDocs1 = MultiFields.GetLiveDocs(r1);
Bits liveDocs2 = MultiFields.GetLiveDocs(r2);
Fields fields = MultiFields.GetFields(r2);
if (fields == null)
{
// make sure r1 is in fact empty (eg has only all
// deleted docs):
Bits liveDocs = MultiFields.GetLiveDocs(r1);
DocsEnum docs = null;
while (termsEnum.Next() != null)
{
docs = TestUtil.Docs(Random(), termsEnum, liveDocs, docs, DocsEnum.FLAG_NONE);
while (docs.NextDoc() != DocIdSetIterator.NO_MORE_DOCS)
{
Assert.Fail("r1 is not empty but r2 is");
}
}
return;
}
Terms terms2 = fields.Terms(idField);
TermsEnum termsEnum2 = terms2.Iterator(null);
DocsEnum termDocs1 = null;
DocsEnum termDocs2 = null;
while (true)
{
BytesRef term = termsEnum.Next();
//System.out.println("TEST: match id term=" + term);
if (term == null)
{
break;
}
termDocs1 = TestUtil.Docs(Random(), termsEnum, liveDocs1, termDocs1, DocsEnum.FLAG_NONE);
if (termsEnum2.SeekExact(term))
{
termDocs2 = TestUtil.Docs(Random(), termsEnum2, liveDocs2, termDocs2, DocsEnum.FLAG_NONE);
}
else
{
termDocs2 = null;
}
if (termDocs1.NextDoc() == DocIdSetIterator.NO_MORE_DOCS)
{
// this doc is deleted and wasn't replaced
Assert.IsTrue(termDocs2 == null || termDocs2.NextDoc() == DocIdSetIterator.NO_MORE_DOCS);
continue;
}
int id1 = termDocs1.DocID();
Assert.AreEqual(DocIdSetIterator.NO_MORE_DOCS, termDocs1.NextDoc());
Assert.IsTrue(termDocs2.NextDoc() != DocIdSetIterator.NO_MORE_DOCS);
int id2 = termDocs2.DocID();
Assert.AreEqual(DocIdSetIterator.NO_MORE_DOCS, termDocs2.NextDoc());
r2r1[id2] = id1;
// verify stored fields are equivalent
try
{
VerifyEquals(r1.Document(id1), r2.Document(id2));
}
catch (Exception t)
{
Console.WriteLine("FAILED id=" + term + " id1=" + id1 + " id2=" + id2 + " term=" + term);
Console.WriteLine(" d1=" + r1.Document(id1));
Console.WriteLine(" d2=" + r2.Document(id2));
throw t;
}
try
{
// verify term vectors are equivalent
VerifyEquals(r1.GetTermVectors(id1), r2.GetTermVectors(id2));
}
catch (Exception e)
{
Console.WriteLine("FAILED id=" + term + " id1=" + id1 + " id2=" + id2);
Fields tv1 = r1.GetTermVectors(id1);
Console.WriteLine(" d1=" + tv1);
if (tv1 != null)
{
DocsAndPositionsEnum dpEnum = null;
DocsEnum dEnum = null;
foreach (string field in tv1)
{
Console.WriteLine(" " + field + ":");
Terms terms3 = tv1.Terms(field);
Assert.IsNotNull(terms3);
TermsEnum termsEnum3 = terms3.Iterator(null);
BytesRef term2;
while ((term2 = termsEnum3.Next()) != null)
{
Console.WriteLine(" " + term2.Utf8ToString() + ": freq=" + termsEnum3.TotalTermFreq());
dpEnum = termsEnum3.DocsAndPositions(null, dpEnum);
if (dpEnum != null)
{
Assert.IsTrue(dpEnum.NextDoc() != DocIdSetIterator.NO_MORE_DOCS);
int freq = dpEnum.Freq();
Console.WriteLine(" doc=" + dpEnum.DocID() + " freq=" + freq);
for (int posUpto = 0; posUpto < freq; posUpto++)
{
Console.WriteLine(" pos=" + dpEnum.NextPosition());
}
}
else
{
dEnum = TestUtil.Docs(Random(), termsEnum3, null, dEnum, DocsEnum.FLAG_FREQS);
Assert.IsNotNull(dEnum);
Assert.IsTrue(dEnum.NextDoc() != DocIdSetIterator.NO_MORE_DOCS);
int freq = dEnum.Freq();
Console.WriteLine(" doc=" + dEnum.DocID() + " freq=" + freq);
}
}
}
}
Fields tv2 = r2.GetTermVectors(id2);
Console.WriteLine(" d2=" + tv2);
if (tv2 != null)
{
DocsAndPositionsEnum dpEnum = null;
DocsEnum dEnum = null;
foreach (string field in tv2)
{
Console.WriteLine(" " + field + ":");
Terms terms3 = tv2.Terms(field);
Assert.IsNotNull(terms3);
TermsEnum termsEnum3 = terms3.Iterator(null);
BytesRef term2;
while ((term2 = termsEnum3.Next()) != null)
{
Console.WriteLine(" " + term2.Utf8ToString() + ": freq=" + termsEnum3.TotalTermFreq());
dpEnum = termsEnum3.DocsAndPositions(null, dpEnum);
if (dpEnum != null)
{
Assert.IsTrue(dpEnum.NextDoc() != DocIdSetIterator.NO_MORE_DOCS);
int freq = dpEnum.Freq();
Console.WriteLine(" doc=" + dpEnum.DocID() + " freq=" + freq);
for (int posUpto = 0; posUpto < freq; posUpto++)
{
Console.WriteLine(" pos=" + dpEnum.NextPosition());
}
}
else
{
dEnum = TestUtil.Docs(Random(), termsEnum3, null, dEnum, DocsEnum.FLAG_FREQS);
Assert.IsNotNull(dEnum);
Assert.IsTrue(dEnum.NextDoc() != DocIdSetIterator.NO_MORE_DOCS);
int freq = dEnum.Freq();
Console.WriteLine(" doc=" + dEnum.DocID() + " freq=" + freq);
}
}
}
}
throw e;
}
}
//System.out.println("TEST: done match id");
// Verify postings
//System.out.println("TEST: create te1");
Fields fields1 = MultiFields.GetFields(r1);
IEnumerator <string> fields1Enum = fields1.GetEnumerator();
Fields fields2 = MultiFields.GetFields(r2);
IEnumerator <string> fields2Enum = fields2.GetEnumerator();
string field1 = null, field2 = null;
TermsEnum termsEnum1 = null;
termsEnum2 = null;
DocsEnum docs1 = null, docs2 = null;
// pack both doc and freq into single element for easy sorting
long[] info1 = new long[r1.NumDocs];
long[] info2 = new long[r2.NumDocs];
for (; ;)
{
BytesRef term1 = null, term2 = null;
// iterate until we get some docs
int len1;
for (; ;)
{
len1 = 0;
if (termsEnum1 == null)
{
if (!fields1Enum.MoveNext())
{
break;
}
field1 = fields1Enum.Current;
Terms terms = fields1.Terms(field1);
if (terms == null)
{
continue;
}
termsEnum1 = terms.Iterator(null);
}
term1 = termsEnum1.Next();
if (term1 == null)
{
// no more terms in this field
termsEnum1 = null;
continue;
}
//System.out.println("TEST: term1=" + term1);
docs1 = TestUtil.Docs(Random(), termsEnum1, liveDocs1, docs1, DocsEnum.FLAG_FREQS);
while (docs1.NextDoc() != DocIdSetIterator.NO_MORE_DOCS)
{
int d = docs1.DocID();
int f = docs1.Freq();
info1[len1] = (((long)d) << 32) | f;
len1++;
}
if (len1 > 0)
{
break;
}
}
// iterate until we get some docs
int len2;
for (; ;)
{
len2 = 0;
if (termsEnum2 == null)
{
if (!fields2Enum.MoveNext())
{
break;
}
field2 = fields2Enum.Current;
Terms terms = fields2.Terms(field2);
if (terms == null)
{
continue;
}
termsEnum2 = terms.Iterator(null);
}
term2 = termsEnum2.Next();
if (term2 == null)
{
// no more terms in this field
termsEnum2 = null;
continue;
}
//System.out.println("TEST: term1=" + term1);
docs2 = TestUtil.Docs(Random(), termsEnum2, liveDocs2, docs2, DocsEnum.FLAG_FREQS);
while (docs2.NextDoc() != DocIdSetIterator.NO_MORE_DOCS)
{
int d = r2r1[docs2.DocID()];
int f = docs2.Freq();
info2[len2] = (((long)d) << 32) | f;
len2++;
}
if (len2 > 0)
{
break;
}
}
Assert.AreEqual(len1, len2);
if (len1 == 0) // no more terms
{
break;
}
Assert.AreEqual(field1, field2);
Assert.IsTrue(term1.BytesEquals(term2));
if (!hasDeletes)
{
Assert.AreEqual(termsEnum1.DocFreq(), termsEnum2.DocFreq());
}
Assert.AreEqual(term1, term2, "len1=" + len1 + " len2=" + len2 + " deletes?=" + hasDeletes);
// sort info2 to get it into ascending docid
Array.Sort(info2, 0, len2);
// now compare
for (int i = 0; i < len1; i++)
{
Assert.AreEqual(info1[i], info2[i], "i=" + i + " len=" + len1 + " d1=" + ((long)((ulong)info1[i] >> 32)) + " f1=" + (info1[i] & int.MaxValue) + " d2=" + ((long)((ulong)info2[i] >> 32)) + " f2=" + (info2[i] & int.MaxValue) + " field=" + field1 + " term=" + term1.Utf8ToString());
}
}
}
public override DocsAndPositionsEnum DocsAndPositions(IBits bits, DocsAndPositionsEnum reuse, DocsAndPositionsFlags flags)
{
return(tenum.DocsAndPositions(bits, reuse, flags));
}
public override DocsAndPositionsEnum DocsAndPositions(IBits liveDocs, DocsAndPositionsEnum reuse, DocsAndPositionsFlags flags)
{
return(termsEnum.DocsAndPositions(liveDocs, reuse, flags));
}
public virtual void TestDoubleOffsetCounting()
{
Directory dir = NewDirectory();
IndexWriter w = new IndexWriter(dir, NewIndexWriterConfig(TEST_VERSION_CURRENT, new MockAnalyzer(Random)));
Document doc = new Document();
FieldType customType = new FieldType(StringField.TYPE_NOT_STORED);
customType.StoreTermVectors = true;
customType.StoreTermVectorPositions = true;
customType.StoreTermVectorOffsets = true;
Field f = NewField("field", "abcd", customType);
doc.Add(f);
doc.Add(f);
Field f2 = NewField("field", "", customType);
doc.Add(f2);
doc.Add(f);
w.AddDocument(doc);
w.Dispose();
IndexReader r = DirectoryReader.Open(dir);
Terms vector = r.GetTermVectors(0).GetTerms("field");
Assert.IsNotNull(vector);
TermsEnum termsEnum = vector.GetIterator(null);
Assert.IsNotNull(termsEnum.Next());
Assert.AreEqual("", termsEnum.Term.Utf8ToString());
// Token "" occurred once
Assert.AreEqual(1, termsEnum.TotalTermFreq);
DocsAndPositionsEnum dpEnum = termsEnum.DocsAndPositions(null, null);
Assert.IsTrue(dpEnum.NextDoc() != DocIdSetIterator.NO_MORE_DOCS);
dpEnum.NextPosition();
Assert.AreEqual(8, dpEnum.StartOffset);
Assert.AreEqual(8, dpEnum.EndOffset);
Assert.AreEqual(DocIdSetIterator.NO_MORE_DOCS, dpEnum.NextDoc());
// Token "abcd" occurred three times
Assert.AreEqual(new BytesRef("abcd"), termsEnum.Next());
dpEnum = termsEnum.DocsAndPositions(null, dpEnum);
Assert.AreEqual(3, termsEnum.TotalTermFreq);
Assert.IsTrue(dpEnum.NextDoc() != DocIdSetIterator.NO_MORE_DOCS);
dpEnum.NextPosition();
Assert.AreEqual(0, dpEnum.StartOffset);
Assert.AreEqual(4, dpEnum.EndOffset);
dpEnum.NextPosition();
Assert.AreEqual(4, dpEnum.StartOffset);
Assert.AreEqual(8, dpEnum.EndOffset);
dpEnum.NextPosition();
Assert.AreEqual(8, dpEnum.StartOffset);
Assert.AreEqual(12, dpEnum.EndOffset);
Assert.AreEqual(DocIdSetIterator.NO_MORE_DOCS, dpEnum.NextDoc());
Assert.IsNull(termsEnum.Next());
r.Dispose();
dir.Dispose();
}
public override DocsAndPositionsEnum DocsAndPositions(Bits liveDocs, DocsAndPositionsEnum reuse, int flags)
{
return(@in.DocsAndPositions(liveDocs, reuse, flags));
}
protected virtual void AssertEquals(RandomTokenStream tk, FieldType ft, Terms terms)
{
Assert.AreEqual(1, terms.DocCount);
int termCount = new JCG.HashSet <string>(tk.terms).Count;
Assert.AreEqual((long)termCount, terms.Count); // LUCENENET specific - cast required because types don't match (xUnit checks this)
Assert.AreEqual((long)termCount, terms.SumDocFreq); // LUCENENET specific - cast required because types don't match (xUnit checks this)
Assert.AreEqual(ft.StoreTermVectorPositions, terms.HasPositions);
Assert.AreEqual(ft.StoreTermVectorOffsets, terms.HasOffsets);
Assert.AreEqual(ft.StoreTermVectorPayloads && tk.HasPayloads(), terms.HasPayloads);
ISet <BytesRef> uniqueTerms = new JCG.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.Comparer);
TermsEnum termsEnum = terms.GetEnumerator(Random.NextBoolean() ? null : this.termsEnum.Value);
this.termsEnum.Value = termsEnum;
for (int i = 0; i < sortedTerms.Length; ++i)
{
Assert.IsTrue(termsEnum.MoveNext());
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()], 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()], 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.GetPayload()))
{
foundPayload = true;
break;
}
}
Assert.IsTrue(foundPayload);
}
}
try
{
docsAndPositionsEnum.NextPosition();
Assert.Fail();
}
catch (Exception e) when(e.IsException())
{
// ok
}
catch (Exception e) when(e.IsAssertionError())
{
// ok
}
}
Assert.AreEqual(DocsEnum.NO_MORE_DOCS, docsAndPositionsEnum.NextDoc());
}
this.docsAndPositionsEnum.Value = docsAndPositionsEnum;
}
Assert.IsFalse(termsEnum.MoveNext());
for (int i = 0; i < 5; ++i)
{
if (Random.NextBoolean())
{
Assert.IsTrue(termsEnum.SeekExact(RandomPicks.RandomFrom(Random, tk.termBytes)));
}
else
{
Assert.AreEqual(SeekStatus.FOUND, termsEnum.SeekCeil(RandomPicks.RandomFrom(Random, tk.termBytes)));
}
}
}