public virtual void TestClone()
{
IndexWriterConfig conf = new IndexWriterConfig(TEST_VERSION_CURRENT, new MockAnalyzer(Random()));
IndexWriterConfig clone = (IndexWriterConfig)conf.Clone();
// Make sure parameters that can't be reused are cloned
IndexDeletionPolicy delPolicy = conf.DelPolicy;
IndexDeletionPolicy delPolicyClone = clone.DelPolicy;
Assert.IsTrue(delPolicy.GetType() == delPolicyClone.GetType() && (delPolicy != delPolicyClone || delPolicy.Clone() == delPolicyClone.Clone()));
FlushPolicy flushPolicy = conf.FlushPolicy;
FlushPolicy flushPolicyClone = clone.FlushPolicy;
Assert.IsTrue(flushPolicy.GetType() == flushPolicyClone.GetType() && (flushPolicy != flushPolicyClone || flushPolicy.Clone() == flushPolicyClone.Clone()));
DocumentsWriterPerThreadPool pool = conf.IndexerThreadPool;
DocumentsWriterPerThreadPool poolClone = clone.IndexerThreadPool;
Assert.IsTrue(pool.GetType() == poolClone.GetType() && (pool != poolClone || pool.Clone() == poolClone.Clone()));
MergePolicy mergePolicy = conf.MergePolicy;
MergePolicy mergePolicyClone = clone.MergePolicy;
Assert.IsTrue(mergePolicy.GetType() == mergePolicyClone.GetType() && (mergePolicy != mergePolicyClone || mergePolicy.Clone() == mergePolicyClone.Clone()));
MergeScheduler mergeSched = conf.MergeScheduler;
MergeScheduler mergeSchedClone = clone.MergeScheduler;
Assert.IsTrue(mergeSched.GetType() == mergeSchedClone.GetType() && (mergeSched != mergeSchedClone || mergeSched.Clone() == mergeSchedClone.Clone()));
conf.SetMergeScheduler(new SerialMergeScheduler());
Assert.AreEqual(typeof(ConcurrentMergeScheduler), clone.MergeScheduler.GetType());
}
public virtual void TestTypeChangeAfterOpenCreate()
{
Directory dir = NewDirectory();
IndexWriterConfig conf = NewIndexWriterConfig(TEST_VERSION_CURRENT, new MockAnalyzer(Random));
IndexWriter writer = new IndexWriter(dir, (IndexWriterConfig)conf.Clone());
Document doc = new Document();
doc.Add(new NumericDocValuesField("dv", 0L));
writer.AddDocument(doc);
writer.Dispose();
conf.SetOpenMode(OpenMode.CREATE);
writer = new IndexWriter(dir, (IndexWriterConfig)conf.Clone());
doc = new Document();
doc.Add(new SortedDocValuesField("dv", new BytesRef("foo")));
writer.AddDocument(doc);
writer.Dispose();
dir.Dispose();
}
public virtual void TestReuse()
{
Directory dir = NewDirectory();
// test that IWC cannot be reused across two IWs
IndexWriterConfig conf = NewIndexWriterConfig(TEST_VERSION_CURRENT, null);
(new RandomIndexWriter(Random(), dir, conf)).Dispose();
// this should fail
try
{
Assert.IsNotNull(new RandomIndexWriter(Random(), dir, conf));
Assert.Fail("should have hit AlreadySetException");
}
#pragma warning disable 168
catch (AlreadySetException e)
#pragma warning restore 168
{
// expected
}
// also cloning it won't help, after it has been used already
try
{
Assert.IsNotNull(new RandomIndexWriter(Random(), dir, (IndexWriterConfig)conf.Clone()));
Assert.Fail("should have hit AlreadySetException");
}
#pragma warning disable 168
catch (AlreadySetException e)
#pragma warning restore 168
{
// expected
}
// if it's cloned in advance, it should be ok
conf = NewIndexWriterConfig(TEST_VERSION_CURRENT, null);
(new RandomIndexWriter(Random(), dir, (IndexWriterConfig)conf.Clone())).Dispose();
(new RandomIndexWriter(Random(), dir, (IndexWriterConfig)conf.Clone())).Dispose();
dir.Dispose();
}
/// <summary>
/// Perform the upgrade. </summary>
public void Upgrade()
{
if (!DirectoryReader.IndexExists(dir))
{
throw new IndexNotFoundException(dir.ToString());
}
if (!deletePriorCommits)
{
ICollection <IndexCommit> commits = DirectoryReader.ListCommits(dir);
if (commits.Count > 1)
{
throw new System.ArgumentException("this tool was invoked to not delete prior commit points, but the following commits were found: " + commits);
}
}
IndexWriterConfig c = (IndexWriterConfig)iwc.Clone();
c.MergePolicy = new UpgradeIndexMergePolicy(c.MergePolicy);
c.IndexDeletionPolicy = new KeepOnlyLastCommitDeletionPolicy();
IndexWriter w = new IndexWriter(dir, c);
try
{
InfoStream infoStream = c.InfoStream;
if (infoStream.IsEnabled("IndexUpgrader"))
{
infoStream.Message("IndexUpgrader", "Upgrading all pre-" + Constants.LUCENE_MAIN_VERSION + " segments of index directory '" + dir + "' to version " + Constants.LUCENE_MAIN_VERSION + "...");
}
w.ForceMerge(1);
if (infoStream.IsEnabled("IndexUpgrader"))
{
infoStream.Message("IndexUpgrader", "All segments upgraded to version " + Constants.LUCENE_MAIN_VERSION);
}
}
finally
{
w.Dispose();
}
}
public virtual void TestClone()
{
IndexWriterConfig conf = new IndexWriterConfig(TEST_VERSION_CURRENT, new MockAnalyzer(Random()));
IndexWriterConfig clone = (IndexWriterConfig)conf.Clone();
// Make sure parameters that can't be reused are cloned
IndexDeletionPolicy delPolicy = conf.IndexDeletionPolicy;
IndexDeletionPolicy delPolicyClone = clone.IndexDeletionPolicy;
Assert.IsTrue(delPolicy.GetType() == delPolicyClone.GetType() && (delPolicy != delPolicyClone || delPolicy.Clone() == delPolicyClone.Clone()));
FlushPolicy flushPolicy = conf.FlushPolicy;
FlushPolicy flushPolicyClone = clone.FlushPolicy;
Assert.IsTrue(flushPolicy.GetType() == flushPolicyClone.GetType() && (flushPolicy != flushPolicyClone || flushPolicy.Clone() == flushPolicyClone.Clone()));
DocumentsWriterPerThreadPool pool = conf.IndexerThreadPool;
DocumentsWriterPerThreadPool poolClone = clone.IndexerThreadPool;
Assert.IsTrue(pool.GetType() == poolClone.GetType() && (pool != poolClone || pool.Clone() == poolClone.Clone()));
MergePolicy mergePolicy = conf.MergePolicy;
MergePolicy mergePolicyClone = clone.MergePolicy;
Assert.IsTrue(mergePolicy.GetType() == mergePolicyClone.GetType() && (mergePolicy != mergePolicyClone || mergePolicy.Clone() == mergePolicyClone.Clone()));
IMergeScheduler mergeSched = conf.MergeScheduler;
IMergeScheduler mergeSchedClone = clone.MergeScheduler;
Assert.IsTrue(mergeSched.GetType() == mergeSchedClone.GetType() && (mergeSched != mergeSchedClone || mergeSched.Clone() == mergeSchedClone.Clone()));
conf.SetMergeScheduler(new SerialMergeScheduler());
#if !FEATURE_CONCURRENTMERGESCHEDULER
Assert.AreEqual(typeof(TaskMergeScheduler), clone.MergeScheduler.GetType());
#else
Assert.AreEqual(typeof(ConcurrentMergeScheduler), clone.MergeScheduler.GetType());
#endif
}
// [Test] // LUCENENET NOTE: For now, we are overriding this test in every subclass to pull it into the right context for the subclass
public virtual void TestWriteReadMerge()
{
// get another codec, other than the default: so we are merging segments across different codecs
Codec otherCodec;
if ("SimpleText".Equals(Codec.Default.Name, StringComparison.Ordinal))
{
otherCodec = new Lucene46Codec();
}
else
{
otherCodec = new SimpleTextCodec();
}
Directory dir = NewDirectory();
IndexWriterConfig iwConf = NewIndexWriterConfig(TEST_VERSION_CURRENT, new MockAnalyzer(Random()));
iwConf.SetMaxBufferedDocs(RandomInts.NextIntBetween(Random(), 2, 30));
RandomIndexWriter iw = new RandomIndexWriter(Random(), dir, (IndexWriterConfig)iwConf.Clone());
int docCount = AtLeast(200);
var data = new byte[docCount][][];
for (int i = 0; i < docCount; ++i)
{
int fieldCount = Rarely() ? RandomInts.NextIntBetween(Random(), 1, 500) : RandomInts.NextIntBetween(Random(), 1, 5);
data[i] = new byte[fieldCount][];
for (int j = 0; j < fieldCount; ++j)
{
int length = Rarely() ? Random().Next(1000) : Random().Next(10);
int max = Rarely() ? 256 : 2;
data[i][j] = RandomByteArray(length, max);
}
}
FieldType type = new FieldType(StringField.TYPE_STORED);
type.IsIndexed = false;
type.Freeze();
Int32Field id = new Int32Field("id", 0, Field.Store.YES);
for (int i = 0; i < data.Length; ++i)
{
Document doc = new Document();
doc.Add(id);
id.SetInt32Value(i);
for (int j = 0; j < data[i].Length; ++j)
{
Field f = new Field("bytes" + j, data[i][j], type);
doc.Add(f);
}
iw.w.AddDocument(doc);
if (Random().NextBoolean() && (i % (data.Length / 10) == 0))
{
iw.w.Dispose();
// test merging against a non-compressing codec
if (iwConf.Codec == otherCodec)
{
iwConf.SetCodec(Codec.Default);
}
else
{
iwConf.SetCodec(otherCodec);
}
iw = new RandomIndexWriter(Random(), dir, (IndexWriterConfig)iwConf.Clone());
}
}
for (int i = 0; i < 10; ++i)
{
int min = Random().Next(data.Length);
int max = min + Random().Next(20);
iw.DeleteDocuments(NumericRangeQuery.NewInt32Range("id", min, max, true, false));
}
iw.ForceMerge(2); // force merges with deletions
iw.Commit();
DirectoryReader ir = DirectoryReader.Open(dir);
Assert.IsTrue(ir.NumDocs > 0);
int numDocs = 0;
for (int i = 0; i < ir.MaxDoc; ++i)
{
Document doc = ir.Document(i);
if (doc == null)
{
continue;
}
++numDocs;
int docId = (int)doc.GetField("id").GetNumericValue();
Assert.AreEqual(data[docId].Length + 1, doc.Fields.Count);
for (int j = 0; j < data[docId].Length; ++j)
{
var arr = data[docId][j];
BytesRef arr2Ref = doc.GetBinaryValue("bytes" + j);
var arr2 = Arrays.CopyOfRange(arr2Ref.Bytes, arr2Ref.Offset, arr2Ref.Offset + arr2Ref.Length);
Assert.AreEqual(arr, arr2);
}
}
Assert.IsTrue(ir.NumDocs <= numDocs);
ir.Dispose();
iw.DeleteAll();
iw.Commit();
iw.ForceMerge(1);
iw.Dispose();
dir.Dispose();
}
public virtual void TestDeletesCheckIndexOutput()
{
Directory dir = NewDirectory();
IndexWriterConfig iwc = new IndexWriterConfig(TEST_VERSION_CURRENT, new MockAnalyzer(Random()));
iwc.SetMaxBufferedDocs(2);
IndexWriter w = new IndexWriter(dir, (IndexWriterConfig)iwc.Clone());
Document doc = new Document();
doc.Add(NewField("field", "0", StringField.TYPE_NOT_STORED));
w.AddDocument(doc);
doc = new Document();
doc.Add(NewField("field", "1", StringField.TYPE_NOT_STORED));
w.AddDocument(doc);
w.Commit();
Assert.AreEqual(1, w.SegmentCount);
w.DeleteDocuments(new Term("field", "0"));
w.Commit();
Assert.AreEqual(1, w.SegmentCount);
w.Dispose();
ByteArrayOutputStream bos = new ByteArrayOutputStream(1024);
//MemoryStream bos = new MemoryStream(1024);
CheckIndex checker = new CheckIndex(dir);
checker.InfoStream = new StreamWriter(bos, Encoding.UTF8);
CheckIndex.Status indexStatus = checker.DoCheckIndex(null);
Assert.IsTrue(indexStatus.Clean);
checker.FlushInfoStream();
string s = bos.ToString();
// Segment should have deletions:
Assert.IsTrue(s.Contains("has deletions"), "string was: " + s);
w = new IndexWriter(dir, (IndexWriterConfig)iwc.Clone());
w.ForceMerge(1);
w.Dispose();
bos = new ByteArrayOutputStream(1024);
checker.InfoStream = new StreamWriter(bos, Encoding.UTF8);
indexStatus = checker.DoCheckIndex(null);
Assert.IsTrue(indexStatus.Clean);
checker.FlushInfoStream();
s = bos.ToString();
Assert.IsFalse(s.Contains("has deletions"));
dir.Dispose();
}
