public void test() throws Exception {
BaseDirectoryWrapper d = newDirectory();
d.setCheckIndexOnClose(false);
// we nuke files, but verify the reader still works
RandomIndexWriter w = new RandomIndexWriter(random(), d);
int numDocs = atLeast(100);
for (int i = 0; i < numDocs; i++) {
Document doc = new Document();
doc.add(newField("foo", "bar", TextField.TYPE_NOT_STORED));
w.addDocument(doc);
}
IndexReader r = w.getReader();
w.commit();
w.close();
for (String fileName : d.listAll()) {
try {
d.deleteFile(fileName);
// may succeed, e.g. if the file is completely read into RAM.
} catch (IOException ioe) {
// ignore: this means codec (correctly) is holding
// the file open
}
}
for (LeafReaderContext cxt : r.leaves()) {
TestUtil.checkReader(cxt.reader());
}
r.close();
d.close();
}
public void test10kPulsed() throws Exception {
// we always run this test with pulsing codec.
Codec cp = _TestUtil.alwaysPostingsFormat(new Pulsing41PostingsFormat(1));
File f = _TestUtil.getTempDir("10kpulsed");
BaseDirectoryWrapper dir = newFSDirectory(f);
dir.setCheckIndexOnClose(false); // we do this ourselves explicitly
RandomIndexWriter iw =
new RandomIndexWriter(
random(),
dir,
newIndexWriterConfig(TEST_VERSION_CURRENT, new MockAnalyzer(random())).setCodec(cp));
Document document = new Document();
FieldType ft = new FieldType(TextField.TYPE_STORED);
switch (_TestUtil.nextInt(random(), 0, 2)) {
case 0:
ft.setIndexOptions(IndexOptions.DOCS_ONLY);
break;
case 1:
ft.setIndexOptions(IndexOptions.DOCS_AND_FREQS);
break;
default:
ft.setIndexOptions(IndexOptions.DOCS_AND_FREQS_AND_POSITIONS);
break;
}
Field field = newField("field", "", ft);
document.add(field);
NumberFormat df = new DecimalFormat("00000", new DecimalFormatSymbols(Locale.ROOT));
for (int i = 0; i < 10050; i++) {
field.setStringValue(df.format(i));
iw.addDocument(document);
}
IndexReader ir = iw.getReader();
iw.close();
TermsEnum te = MultiFields.getTerms(ir, "field").iterator(null);
DocsEnum de = null;
for (int i = 0; i < 10050; i++) {
String expected = df.format(i);
assertEquals(expected, te.next().utf8ToString());
de = _TestUtil.docs(random(), te, null, de, 0);
assertTrue(de.nextDoc() != DocIdSetIterator.NO_MORE_DOCS);
assertEquals(DocIdSetIterator.NO_MORE_DOCS, de.nextDoc());
}
ir.close();
_TestUtil.checkIndex(dir);
dir.close();
}
/*
* simple test that ensures we getting expected exceptions
*/
public void testAddIndexMissingCodec() throws IOException {
BaseDirectoryWrapper toAdd = newDirectory();
// Disable checkIndex, else we get an exception because
// of the unregistered codec:
toAdd.setCheckIndexOnClose(false);
{
IndexWriterConfig conf =
newIndexWriterConfig(TEST_VERSION_CURRENT, new MockAnalyzer(random()));
conf.setCodec(new UnRegisteredCodec());
IndexWriter w = new IndexWriter(toAdd, conf);
Document doc = new Document();
FieldType customType = new FieldType();
customType.setIndexed(true);
doc.add(newField("foo", "bar", customType));
w.addDocument(doc);
w.close();
}
{
Directory dir = newDirectory();
IndexWriterConfig conf =
newIndexWriterConfig(TEST_VERSION_CURRENT, new MockAnalyzer(random()));
conf.setCodec(
TestUtil.alwaysPostingsFormat(new Pulsing41PostingsFormat(1 + random().nextInt(20))));
IndexWriter w = new IndexWriter(dir, conf);
try {
w.addIndexes(toAdd);
fail("no such codec");
} catch (IllegalArgumentException ex) {
// expected
}
w.close();
IndexReader open = DirectoryReader.open(dir);
assertEquals(0, open.numDocs());
open.close();
dir.close();
}
try {
DirectoryReader.open(toAdd);
fail("no such codec");
} catch (IllegalArgumentException ex) {
// expected
}
toAdd.close();
}
public void runTest(String testName) throws Exception {
failed.set(false);
addCount.set(0);
delCount.set(0);
packCount.set(0);
final long t0 = System.currentTimeMillis();
Random random = new Random(random().nextLong());
final LineFileDocs docs = new LineFileDocs(random, true);
final Path tempDir = createTempDir(testName);
dir = getDirectory(newMockFSDirectory(tempDir)); // some subclasses rely on this being MDW
if (dir instanceof BaseDirectoryWrapper) {
((BaseDirectoryWrapper) dir)
.setCheckIndexOnClose(false); // don't double-checkIndex, we do it ourselves.
}
MockAnalyzer analyzer = new MockAnalyzer(random());
analyzer.setMaxTokenLength(TestUtil.nextInt(random(), 1, IndexWriter.MAX_TERM_LENGTH));
final IndexWriterConfig conf = newIndexWriterConfig(analyzer).setCommitOnClose(false);
conf.setInfoStream(new FailOnNonBulkMergesInfoStream());
if (conf.getMergePolicy() instanceof MockRandomMergePolicy) {
((MockRandomMergePolicy) conf.getMergePolicy()).setDoNonBulkMerges(false);
}
if (LuceneTestCase.TEST_NIGHTLY) {
// newIWConfig makes smallish max seg size, which
// results in tons and tons of segments for this test
// when run nightly:
MergePolicy mp = conf.getMergePolicy();
if (mp instanceof TieredMergePolicy) {
((TieredMergePolicy) mp).setMaxMergedSegmentMB(5000.);
} else if (mp instanceof LogByteSizeMergePolicy) {
((LogByteSizeMergePolicy) mp).setMaxMergeMB(1000.);
} else if (mp instanceof LogMergePolicy) {
((LogMergePolicy) mp).setMaxMergeDocs(100000);
}
}
conf.setMergedSegmentWarmer(
new IndexWriter.IndexReaderWarmer() {
@Override
public void warm(LeafReader reader) throws IOException {
if (VERBOSE) {
System.out.println("TEST: now warm merged reader=" + reader);
}
warmed.put(((SegmentReader) reader).core, Boolean.TRUE);
final int maxDoc = reader.maxDoc();
final Bits liveDocs = reader.getLiveDocs();
int sum = 0;
final int inc = Math.max(1, maxDoc / 50);
for (int docID = 0; docID < maxDoc; docID += inc) {
if (liveDocs == null || liveDocs.get(docID)) {
final StoredDocument doc = reader.document(docID);
sum += doc.getFields().size();
}
}
IndexSearcher searcher = newSearcher(reader);
sum += searcher.search(new TermQuery(new Term("body", "united")), 10).totalHits;
if (VERBOSE) {
System.out.println("TEST: warm visited " + sum + " fields");
}
}
});
if (VERBOSE) {
conf.setInfoStream(
new PrintStreamInfoStream(System.out) {
@Override
public void message(String component, String message) {
if ("TP".equals(component)) {
return; // ignore test points!
}
super.message(component, message);
}
});
}
writer = new IndexWriter(dir, conf);
TestUtil.reduceOpenFiles(writer);
final ExecutorService es =
random().nextBoolean()
? null
: Executors.newCachedThreadPool(new NamedThreadFactory(testName));
doAfterWriter(es);
final int NUM_INDEX_THREADS = TestUtil.nextInt(random(), 2, 4);
final int RUN_TIME_SEC = LuceneTestCase.TEST_NIGHTLY ? 300 : RANDOM_MULTIPLIER;
final Set<String> delIDs = Collections.synchronizedSet(new HashSet<String>());
final Set<String> delPackIDs = Collections.synchronizedSet(new HashSet<String>());
final List<SubDocs> allSubDocs = Collections.synchronizedList(new ArrayList<SubDocs>());
final long stopTime = System.currentTimeMillis() + RUN_TIME_SEC * 1000;
final Thread[] indexThreads =
launchIndexingThreads(docs, NUM_INDEX_THREADS, stopTime, delIDs, delPackIDs, allSubDocs);
if (VERBOSE) {
System.out.println(
"TEST: DONE start "
+ NUM_INDEX_THREADS
+ " indexing threads ["
+ (System.currentTimeMillis() - t0)
+ " ms]");
}
// Let index build up a bit
Thread.sleep(100);
doSearching(es, stopTime);
if (VERBOSE) {
System.out.println("TEST: all searching done [" + (System.currentTimeMillis() - t0) + " ms]");
}
for (int thread = 0; thread < indexThreads.length; thread++) {
indexThreads[thread].join();
}
if (VERBOSE) {
System.out.println(
"TEST: done join indexing threads ["
+ (System.currentTimeMillis() - t0)
+ " ms]; addCount="
+ addCount
+ " delCount="
+ delCount);
}
final IndexSearcher s = getFinalSearcher();
if (VERBOSE) {
System.out.println("TEST: finalSearcher=" + s);
}
assertFalse(failed.get());
boolean doFail = false;
// Verify: make sure delIDs are in fact deleted:
for (String id : delIDs) {
final TopDocs hits = s.search(new TermQuery(new Term("docid", id)), 1);
if (hits.totalHits != 0) {
System.out.println(
"doc id="
+ id
+ " is supposed to be deleted, but got "
+ hits.totalHits
+ " hits; first docID="
+ hits.scoreDocs[0].doc);
doFail = true;
}
}
// Verify: make sure delPackIDs are in fact deleted:
for (String id : delPackIDs) {
final TopDocs hits = s.search(new TermQuery(new Term("packID", id)), 1);
if (hits.totalHits != 0) {
System.out.println(
"packID=" + id + " is supposed to be deleted, but got " + hits.totalHits + " matches");
doFail = true;
}
}
// Verify: make sure each group of sub-docs are still in docID order:
for (SubDocs subDocs : allSubDocs) {
TopDocs hits = s.search(new TermQuery(new Term("packID", subDocs.packID)), 20);
if (!subDocs.deleted) {
// We sort by relevance but the scores should be identical so sort falls back to by docID:
if (hits.totalHits != subDocs.subIDs.size()) {
System.out.println(
"packID="
+ subDocs.packID
+ ": expected "
+ subDocs.subIDs.size()
+ " hits but got "
+ hits.totalHits);
doFail = true;
} else {
int lastDocID = -1;
int startDocID = -1;
for (ScoreDoc scoreDoc : hits.scoreDocs) {
final int docID = scoreDoc.doc;
if (lastDocID != -1) {
assertEquals(1 + lastDocID, docID);
} else {
startDocID = docID;
}
lastDocID = docID;
final StoredDocument doc = s.doc(docID);
assertEquals(subDocs.packID, doc.get("packID"));
}
lastDocID = startDocID - 1;
for (String subID : subDocs.subIDs) {
hits = s.search(new TermQuery(new Term("docid", subID)), 1);
assertEquals(1, hits.totalHits);
final int docID = hits.scoreDocs[0].doc;
if (lastDocID != -1) {
assertEquals(1 + lastDocID, docID);
}
lastDocID = docID;
}
}
} else {
// Pack was deleted -- make sure its docs are
// deleted. We can't verify packID is deleted
// because we can re-use packID for update:
for (String subID : subDocs.subIDs) {
assertEquals(0, s.search(new TermQuery(new Term("docid", subID)), 1).totalHits);
}
}
}
// Verify: make sure all not-deleted docs are in fact
// not deleted:
final int endID = Integer.parseInt(docs.nextDoc().get("docid"));
docs.close();
for (int id = 0; id < endID; id++) {
String stringID = "" + id;
if (!delIDs.contains(stringID)) {
final TopDocs hits = s.search(new TermQuery(new Term("docid", stringID)), 1);
if (hits.totalHits != 1) {
System.out.println(
"doc id="
+ stringID
+ " is not supposed to be deleted, but got hitCount="
+ hits.totalHits
+ "; delIDs="
+ delIDs);
doFail = true;
}
}
}
assertFalse(doFail);
assertEquals(
"index=" + writer.segString() + " addCount=" + addCount + " delCount=" + delCount,
addCount.get() - delCount.get(),
s.getIndexReader().numDocs());
releaseSearcher(s);
writer.commit();
assertEquals(
"index=" + writer.segString() + " addCount=" + addCount + " delCount=" + delCount,
addCount.get() - delCount.get(),
writer.numDocs());
doClose();
try {
writer.commit();
} finally {
writer.close();
}
// Cannot close until after writer is closed because
// writer has merged segment warmer that uses IS to run
// searches, and that IS may be using this es!
if (es != null) {
es.shutdown();
es.awaitTermination(1, TimeUnit.SECONDS);
}
TestUtil.checkIndex(dir);
dir.close();
IOUtils.rm(tempDir);
if (VERBOSE) {
System.out.println("TEST: done [" + (System.currentTimeMillis() - t0) + " ms]");
}
}