public virtual void TestFilteredDocIdSet()
{
int maxdoc = 10;
DocIdSet innerSet = new AnonymousClassDocIdSet_Renamed_Class(maxdoc, this);
DocIdSet filteredSet = new AnonymousClassFilteredDocIdSet(this, innerSet);
DocIdSetIterator iter = filteredSet.Iterator(null);
System.Collections.ArrayList list = new System.Collections.ArrayList();
int doc = iter.Advance(3, null);
if (doc != DocIdSetIterator.NO_MORE_DOCS)
{
list.Add((System.Int32)doc);
while ((doc = iter.NextDoc(null)) != DocIdSetIterator.NO_MORE_DOCS)
{
list.Add((System.Int32)doc);
}
}
int[] docs = new int[list.Count];
int c = 0;
System.Collections.IEnumerator intIter = list.GetEnumerator();
while (intIter.MoveNext())
{
docs[c++] = ((System.Int32)intIter.Current);
}
int[] answer = new int[] { 4, 6, 8 };
bool same = CollectionsHelper.Equals(answer, docs);
if (!same)
{
System.Console.Out.WriteLine("answer: " + _TestUtil.ArrayToString(answer));
System.Console.Out.WriteLine("gotten: " + _TestUtil.ArrayToString(docs));
Assert.Fail();
}
}
public virtual void TestExactFileNames()
{
System.String outputDir = "lucene.backwardscompat0.index";
RmDir(outputDir);
try
{
Directory dir = FSDirectory.Open(new System.IO.DirectoryInfo(FullDir(outputDir)));
IndexWriter writer = new IndexWriter(dir, new WhitespaceAnalyzer(), true,
IndexWriter.MaxFieldLength.UNLIMITED);
writer.SetRAMBufferSizeMB(16.0);
for (int i = 0; i < 35; i++)
{
AddDoc(writer, i);
}
Assert.AreEqual(35, writer.MaxDoc(), "wrong doc count");
writer.Close();
// Delete one doc so we get a .del file:
IndexReader reader = IndexReader.Open(dir, false);
Term searchTerm = new Term("id", "7");
int delCount = reader.DeleteDocuments(searchTerm);
Assert.AreEqual(1, delCount, "didn't delete the right number of documents");
// Set one norm so we get a .s0 file:
reader.SetNorm(21, "content", (float)1.5);
reader.Close();
// The numbering of fields can vary depending on which
// JRE is in use. On some JREs we see content bound to
// field 0; on others, field 1. So, here we have to
// figure out which field number corresponds to
// "content", and then set our expected file names below
// accordingly:
CompoundFileReader cfsReader = new CompoundFileReader(dir, "_0.cfs");
FieldInfos fieldInfos = new FieldInfos(cfsReader, "_0.fnm");
int contentFieldIndex = -1;
for (int i = 0; i < fieldInfos.Size(); i++)
{
FieldInfo fi = fieldInfos.FieldInfo(i);
if (fi.name_ForNUnit.Equals("content"))
{
contentFieldIndex = i;
break;
}
}
cfsReader.Close();
Assert.IsTrue(contentFieldIndex != -1,
"could not locate the 'content' field number in the _2.cfs segment");
// Now verify file names:
System.String[] expected;
expected = new System.String[]
{ "_0.cfs", "_0_1.del", "_0_1.s" + contentFieldIndex, "segments_3", "segments.gen" };
System.String[] actual = dir.ListAll();
System.Array.Sort(expected);
System.Array.Sort(actual);
if (!CollectionsHelper.Equals(expected, actual))
{
Assert.Fail("incorrect filenames in index: expected:\n " + AsString(expected) +
"\n actual:\n " + AsString(actual));
}
dir.Close();
}
finally
{
RmDir(outputDir);
}
}
public virtual void TestDeleteLeftoverFiles()
{
Directory dir = new RAMDirectory();
IndexWriter writer = new IndexWriter(dir, new WhitespaceAnalyzer(), true, IndexWriter.MaxFieldLength.LIMITED);
writer.SetMaxBufferedDocs(10);
int i;
for (i = 0; i < 35; i++)
{
AddDoc(writer, i);
}
writer.UseCompoundFile = false;
for (; i < 45; i++)
{
AddDoc(writer, i);
}
writer.Close();
// Delete one doc so we get a .del file:
IndexReader reader = IndexReader.Open(dir, false);
Term searchTerm = new Term("id", "7");
int delCount = reader.DeleteDocuments(searchTerm);
Assert.AreEqual(1, delCount, "didn't delete the right number of documents");
// Set one norm so we get a .s0 file:
reader.SetNorm(21, "content", (float)1.5);
reader.Close();
// Now, artificially create an extra .del file & extra
// .s0 file:
System.String[] files = dir.ListAll();
/*
* for(int j=0;j<files.length;j++) {
* System.out.println(j + ": " + files[j]);
* }
*/
// The numbering of fields can vary depending on which
// JRE is in use. On some JREs we see content bound to
// field 0; on others, field 1. So, here we have to
// figure out which field number corresponds to
// "content", and then set our expected file names below
// accordingly:
CompoundFileReader cfsReader = new CompoundFileReader(dir, "_2.cfs");
FieldInfos fieldInfos = new FieldInfos(cfsReader, "_2.fnm");
int contentFieldIndex = -1;
for (i = 0; i < fieldInfos.Size(); i++)
{
FieldInfo fi = fieldInfos.FieldInfo(i);
if (fi.name_ForNUnit.Equals("content"))
{
contentFieldIndex = i;
break;
}
}
cfsReader.Close();
Assert.IsTrue(contentFieldIndex != -1, "could not locate the 'content' field number in the _2.cfs segment");
System.String normSuffix = "s" + contentFieldIndex;
// Create a bogus separate norms file for a
// segment/field that actually has a separate norms file
// already:
CopyFile(dir, "_2_1." + normSuffix, "_2_2." + normSuffix);
// Create a bogus separate norms file for a
// segment/field that actually has a separate norms file
// already, using the "not compound file" extension:
CopyFile(dir, "_2_1." + normSuffix, "_2_2.f" + contentFieldIndex);
// Create a bogus separate norms file for a
// segment/field that does not have a separate norms
// file already:
CopyFile(dir, "_2_1." + normSuffix, "_1_1." + normSuffix);
// Create a bogus separate norms file for a
// segment/field that does not have a separate norms
// file already using the "not compound file" extension:
CopyFile(dir, "_2_1." + normSuffix, "_1_1.f" + contentFieldIndex);
// Create a bogus separate del file for a
// segment that already has a separate del file:
CopyFile(dir, "_0_1.del", "_0_2.del");
// Create a bogus separate del file for a
// segment that does not yet have a separate del file:
CopyFile(dir, "_0_1.del", "_1_1.del");
// Create a bogus separate del file for a
// non-existent segment:
CopyFile(dir, "_0_1.del", "_188_1.del");
// Create a bogus segment file:
CopyFile(dir, "_0.cfs", "_188.cfs");
// Create a bogus fnm file when the CFS already exists:
CopyFile(dir, "_0.cfs", "_0.fnm");
// Create a deletable file:
CopyFile(dir, "_0.cfs", "deletable");
// Create some old segments file:
CopyFile(dir, "segments_3", "segments");
CopyFile(dir, "segments_3", "segments_2");
// Create a bogus cfs file shadowing a non-cfs segment:
CopyFile(dir, "_2.cfs", "_3.cfs");
System.String[] filesPre = dir.ListAll();
// Open & close a writer: it should delete the above 4
// files and nothing more:
writer = new IndexWriter(dir, new WhitespaceAnalyzer(), false, IndexWriter.MaxFieldLength.LIMITED);
writer.Close();
System.String[] files2 = dir.ListAll();
dir.Close();
System.Array.Sort(files);
System.Array.Sort(files2);
System.Collections.Hashtable dif = DifFiles(files, files2);
if (!CollectionsHelper.Equals(files, files2))
{
Assert.Fail("IndexFileDeleter failed to delete unreferenced extra files: should have deleted " + (filesPre.Length - files.Length) + " files but only deleted " + (filesPre.Length - files2.Length) + "; expected files:\n " + AsString(files) + "\n actual files:\n " + AsString(files2) + "\ndif: " + CollectionsHelper.CollectionToString(dif));
}
}