public virtual void TestEmptyIndexWithVectors()
{
Directory rd1 = NewDirectory();
{
if (VERBOSE)
{
Console.WriteLine("\nTEST: make 1st writer");
}
IndexWriter iw = new IndexWriter(rd1, NewIndexWriterConfig(TEST_VERSION_CURRENT, new MockAnalyzer(Random)));
Document doc = new Document();
Field idField = NewTextField("id", "", Field.Store.NO);
doc.Add(idField);
FieldType customType = new FieldType(TextField.TYPE_NOT_STORED);
customType.StoreTermVectors = true;
doc.Add(NewField("test", "", customType));
idField.SetStringValue("1");
iw.AddDocument(doc);
doc.Add(NewTextField("test", "", Field.Store.NO));
idField.SetStringValue("2");
iw.AddDocument(doc);
iw.Dispose();
IndexWriterConfig dontMergeConfig = (new IndexWriterConfig(TEST_VERSION_CURRENT, new MockAnalyzer(Random))).SetMergePolicy(NoMergePolicy.COMPOUND_FILES);
if (VERBOSE)
{
Console.WriteLine("\nTEST: make 2nd writer");
}
IndexWriter writer = new IndexWriter(rd1, dontMergeConfig);
writer.DeleteDocuments(new Term("id", "1"));
writer.Dispose();
IndexReader ir = DirectoryReader.Open(rd1);
Assert.AreEqual(2, ir.MaxDoc);
Assert.AreEqual(1, ir.NumDocs);
ir.Dispose();
iw = new IndexWriter(rd1, NewIndexWriterConfig(TEST_VERSION_CURRENT, new MockAnalyzer(Random)).SetOpenMode(OpenMode.APPEND));
iw.ForceMerge(1);
iw.Dispose();
}
Directory rd2 = NewDirectory();
{
IndexWriter iw = new IndexWriter(rd2, NewIndexWriterConfig(TEST_VERSION_CURRENT, new MockAnalyzer(Random)));
Document doc = new Document();
iw.AddDocument(doc);
iw.Dispose();
}
Directory rdOut = NewDirectory();
IndexWriter iwOut = new IndexWriter(rdOut, NewIndexWriterConfig(TEST_VERSION_CURRENT, new MockAnalyzer(Random)));
DirectoryReader reader1, reader2;
ParallelAtomicReader pr = new ParallelAtomicReader(SlowCompositeReaderWrapper.Wrap(reader1 = DirectoryReader.Open(rd1)), SlowCompositeReaderWrapper.Wrap(reader2 = DirectoryReader.Open(rd2)));
// When unpatched, Lucene crashes here with an ArrayIndexOutOfBoundsException (caused by TermVectorsWriter)
iwOut.AddIndexes(pr);
// ParallelReader closes any IndexReader you added to it:
pr.Dispose();
// assert subreaders were closed
Assert.AreEqual(0, reader1.RefCount);
Assert.AreEqual(0, reader2.RefCount);
rd1.Dispose();
rd2.Dispose();
iwOut.ForceMerge(1);
iwOut.Dispose();
rdOut.Dispose();
}
public virtual void TestRefCounts1()
{
Directory dir1 = GetDir1(Random);
Directory dir2 = GetDir2(Random);
AtomicReader ir1, ir2;
// close subreaders, ParallelReader will not change refCounts, but close on its own close
ParallelAtomicReader pr = new ParallelAtomicReader(ir1 = SlowCompositeReaderWrapper.Wrap(DirectoryReader.Open(dir1)), ir2 = SlowCompositeReaderWrapper.Wrap(DirectoryReader.Open(dir2)));
// check RefCounts
Assert.AreEqual(1, ir1.RefCount);
Assert.AreEqual(1, ir2.RefCount);
pr.Dispose();
Assert.AreEqual(0, ir1.RefCount);
Assert.AreEqual(0, ir2.RefCount);
dir1.Dispose();
dir2.Dispose();
}
public virtual void TestEmptyIndex()
{
Directory rd1 = NewDirectory();
IndexWriter iw = new IndexWriter(rd1, NewIndexWriterConfig(TEST_VERSION_CURRENT, new MockAnalyzer(Random)));
iw.Dispose();
// create a copy:
Directory rd2 = NewDirectory(rd1);
Directory rdOut = NewDirectory();
IndexWriter iwOut = new IndexWriter(rdOut, NewIndexWriterConfig(TEST_VERSION_CURRENT, new MockAnalyzer(Random)));
ParallelAtomicReader apr = new ParallelAtomicReader(SlowCompositeReaderWrapper.Wrap(DirectoryReader.Open(rd1)), SlowCompositeReaderWrapper.Wrap(DirectoryReader.Open(rd2)));
// When unpatched, Lucene crashes here with a NoSuchElementException (caused by ParallelTermEnum)
iwOut.AddIndexes(apr);
iwOut.ForceMerge(1);
// 2nd try with a readerless parallel reader
iwOut.AddIndexes(new ParallelAtomicReader());
iwOut.ForceMerge(1);
ParallelCompositeReader cpr = new ParallelCompositeReader(DirectoryReader.Open(rd1), DirectoryReader.Open(rd2));
// When unpatched, Lucene crashes here with a NoSuchElementException (caused by ParallelTermEnum)
iwOut.AddIndexes(cpr);
iwOut.ForceMerge(1);
// 2nd try with a readerless parallel reader
iwOut.AddIndexes(new ParallelCompositeReader());
iwOut.ForceMerge(1);
iwOut.Dispose();
rdOut.Dispose();
rd1.Dispose();
rd2.Dispose();
}
// Fields 1 & 2 in one index, 3 & 4 in other, with ParallelReader:
private IndexSearcher Parallel(Random random)
{
dir1 = GetDir1(random);
dir2 = GetDir2(random);
ParallelAtomicReader pr = new ParallelAtomicReader(SlowCompositeReaderWrapper.Wrap(DirectoryReader.Open(dir1)), SlowCompositeReaderWrapper.Wrap(DirectoryReader.Open(dir2)));
TestUtil.CheckReader(pr);
return(NewSearcher(pr));
}
public virtual void TestFieldNames()
{
Directory dir1 = GetDir1(Random);
Directory dir2 = GetDir2(Random);
ParallelAtomicReader pr = new ParallelAtomicReader(SlowCompositeReaderWrapper.Wrap(DirectoryReader.Open(dir1)), SlowCompositeReaderWrapper.Wrap(DirectoryReader.Open(dir2)));
FieldInfos fieldInfos = pr.FieldInfos;
Assert.AreEqual(4, fieldInfos.Count);
Assert.IsNotNull(fieldInfos.FieldInfo("f1"));
Assert.IsNotNull(fieldInfos.FieldInfo("f2"));
Assert.IsNotNull(fieldInfos.FieldInfo("f3"));
Assert.IsNotNull(fieldInfos.FieldInfo("f4"));
pr.Dispose();
dir1.Dispose();
dir2.Dispose();
}
public virtual void TestIntersectRandom()
{
Directory dir = NewDirectory();
RandomIndexWriter w = new RandomIndexWriter(Random, dir);
int numTerms = AtLeast(300);
//final int numTerms = 50;
ISet <string> terms = new JCG.HashSet <string>();
ICollection <string> pendingTerms = new JCG.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 * RandomMultiplier; 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 is 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 is 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];
Assert.IsTrue(te.MoveNext());
BytesRef actual = te.Term;
if (Verbose)
{
Console.WriteLine("TEST: next() expected=" + expected.Utf8ToString() + " actual=" + (actual is 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.IsFalse(te.MoveNext());
}
}
r.Dispose();
dir.Dispose();
}
public virtual void TestIgnoreStoredFields()
{
Directory dir1 = GetDir1(Random);
Directory dir2 = GetDir2(Random);
AtomicReader ir1 = SlowCompositeReaderWrapper.Wrap(DirectoryReader.Open(dir1));
AtomicReader ir2 = SlowCompositeReaderWrapper.Wrap(DirectoryReader.Open(dir2));
// with overlapping
ParallelAtomicReader pr = new ParallelAtomicReader(false, new AtomicReader[] { ir1, ir2 }, new AtomicReader[] { ir1 });
Assert.AreEqual("v1", pr.Document(0).Get("f1"));
Assert.AreEqual("v1", pr.Document(0).Get("f2"));
Assert.IsNull(pr.Document(0).Get("f3"));
Assert.IsNull(pr.Document(0).Get("f4"));
// check that fields are there
Assert.IsNotNull(pr.GetTerms("f1"));
Assert.IsNotNull(pr.GetTerms("f2"));
Assert.IsNotNull(pr.GetTerms("f3"));
Assert.IsNotNull(pr.GetTerms("f4"));
pr.Dispose();
// no stored fields at all
pr = new ParallelAtomicReader(false, new AtomicReader[] { ir2 }, new AtomicReader[0]);
Assert.IsNull(pr.Document(0).Get("f1"));
Assert.IsNull(pr.Document(0).Get("f2"));
Assert.IsNull(pr.Document(0).Get("f3"));
Assert.IsNull(pr.Document(0).Get("f4"));
// check that fields are there
Assert.IsNull(pr.GetTerms("f1"));
Assert.IsNull(pr.GetTerms("f2"));
Assert.IsNotNull(pr.GetTerms("f3"));
Assert.IsNotNull(pr.GetTerms("f4"));
pr.Dispose();
// without overlapping
pr = new ParallelAtomicReader(true, new AtomicReader[] { ir2 }, new AtomicReader[] { ir1 });
Assert.AreEqual("v1", pr.Document(0).Get("f1"));
Assert.AreEqual("v1", pr.Document(0).Get("f2"));
Assert.IsNull(pr.Document(0).Get("f3"));
Assert.IsNull(pr.Document(0).Get("f4"));
// check that fields are there
Assert.IsNull(pr.GetTerms("f1"));
Assert.IsNull(pr.GetTerms("f2"));
Assert.IsNotNull(pr.GetTerms("f3"));
Assert.IsNotNull(pr.GetTerms("f4"));
pr.Dispose();
// no main readers
try
{
new ParallelAtomicReader(true, new AtomicReader[0], new AtomicReader[] { ir1 });
Assert.Fail("didn't get expected exception: need a non-empty main-reader array");
}
catch (Exception iae) when(iae.IsIllegalArgumentException())
{
// pass
}
dir1.Dispose();
dir2.Dispose();
}
public virtual void TestCloseUnderException()
{
int iters = 1000 + 1 + Random().Next(20);
for (int j = 0; j < iters; j++)
{
Directory dir = NewDirectory();
IndexWriter writer = new IndexWriter(dir, NewIndexWriterConfig(Random(), TEST_VERSION_CURRENT, new MockAnalyzer(Random())));
writer.Commit();
writer.Dispose();
DirectoryReader open = DirectoryReader.Open(dir);
bool throwOnClose = !Rarely();
AtomicReader wrap = SlowCompositeReaderWrapper.Wrap(open);
FilterAtomicReader reader = new FilterAtomicReaderAnonymousInnerClassHelper(this, wrap, throwOnClose);
IList <IndexReader.ReaderClosedListener> listeners = new List <IndexReader.ReaderClosedListener>();
int listenerCount = Random().Next(20);
AtomicInteger count = new AtomicInteger();
bool faultySet = false;
for (int i = 0; i < listenerCount; i++)
{
if (Rarely())
{
faultySet = true;
reader.AddReaderClosedListener(new FaultyListener());
}
else
{
count.IncrementAndGet();
reader.AddReaderClosedListener(new CountListener(count));
}
}
if (!faultySet && !throwOnClose)
{
reader.AddReaderClosedListener(new FaultyListener());
}
try
{
reader.Dispose();
Assert.Fail("expected Exception");
}
catch (InvalidOperationException ex)
{
if (throwOnClose)
{
Assert.AreEqual("BOOM!", ex.Message);
}
else
{
Assert.AreEqual("GRRRRRRRRRRRR!", ex.Message);
}
}
try
{
var aaa = reader.Fields;
Assert.Fail("we are closed");
}
catch (AlreadyClosedException ex)
{
}
if (Random().NextBoolean())
{
reader.Dispose(); // call it again
}
Assert.AreEqual(0, count.Get());
wrap.Dispose();
dir.Dispose();
}
}
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();
}
public TestReader(IndexReader reader)
: base(SlowCompositeReaderWrapper.Wrap(reader))
{
}
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();
}
public virtual void TestIgnoreStoredFields()
{
Directory dir1 = GetDir1(Random());
Directory dir2 = GetDir2(Random());
CompositeReader ir1 = DirectoryReader.Open(dir1);
CompositeReader ir2 = DirectoryReader.Open(dir2);
// with overlapping
ParallelCompositeReader pr = new ParallelCompositeReader(false, new CompositeReader[] { ir1, ir2 }, new CompositeReader[] { ir1 });
Assert.AreEqual("v1", pr.Document(0).Get("f1"));
Assert.AreEqual("v1", pr.Document(0).Get("f2"));
Assert.IsNull(pr.Document(0).Get("f3"));
Assert.IsNull(pr.Document(0).Get("f4"));
// check that fields are there
AtomicReader slow = SlowCompositeReaderWrapper.Wrap(pr);
Assert.IsNotNull(slow.GetTerms("f1"));
Assert.IsNotNull(slow.GetTerms("f2"));
Assert.IsNotNull(slow.GetTerms("f3"));
Assert.IsNotNull(slow.GetTerms("f4"));
pr.Dispose();
// no stored fields at all
pr = new ParallelCompositeReader(false, new CompositeReader[] { ir2 }, new CompositeReader[0]);
Assert.IsNull(pr.Document(0).Get("f1"));
Assert.IsNull(pr.Document(0).Get("f2"));
Assert.IsNull(pr.Document(0).Get("f3"));
Assert.IsNull(pr.Document(0).Get("f4"));
// check that fields are there
slow = SlowCompositeReaderWrapper.Wrap(pr);
Assert.IsNull(slow.GetTerms("f1"));
Assert.IsNull(slow.GetTerms("f2"));
Assert.IsNotNull(slow.GetTerms("f3"));
Assert.IsNotNull(slow.GetTerms("f4"));
pr.Dispose();
// without overlapping
pr = new ParallelCompositeReader(true, new CompositeReader[] { ir2 }, new CompositeReader[] { ir1 });
Assert.AreEqual("v1", pr.Document(0).Get("f1"));
Assert.AreEqual("v1", pr.Document(0).Get("f2"));
Assert.IsNull(pr.Document(0).Get("f3"));
Assert.IsNull(pr.Document(0).Get("f4"));
// check that fields are there
slow = SlowCompositeReaderWrapper.Wrap(pr);
Assert.IsNull(slow.GetTerms("f1"));
Assert.IsNull(slow.GetTerms("f2"));
Assert.IsNotNull(slow.GetTerms("f3"));
Assert.IsNotNull(slow.GetTerms("f4"));
pr.Dispose();
// no main readers
try
{
new ParallelCompositeReader(true, new CompositeReader[0], new CompositeReader[] { ir1 });
Assert.Fail("didn't get expected exception: need a non-empty main-reader array");
}
#pragma warning disable 168
catch (System.ArgumentException iae)
#pragma warning restore 168
{
// pass
}
dir1.Dispose();
dir2.Dispose();
}
