Package org.apache.lucene.store

Examples of org.apache.lucene.store.MockDirectoryWrapper.failOn()

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    for (int j = 0; j < num; j++) {
      for (FailOnTermVectors failure : failures) {
        MockDirectoryWrapper dir = newMockDirectory();
        IndexWriter w = new IndexWriter(dir, newIndexWriterConfig(
            TEST_VERSION_CURRENT, new MockAnalyzer(random())));
        dir.failOn(failure);
        int numDocs = 10 + random().nextInt(30);
        for (int i = 0; i < numDocs; i++) {
          Document doc = new Document();
          Field field = newTextField(random(), "field", "a field", Field.Store.YES);
          doc.add(field);
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    };

    MockDirectoryWrapper dir = newMockDirectory();
    // The exception is only thrown on open input
    dir.setFailOnOpenInput(true);
    dir.failOn(failure);

    // Create an index with one document
    IndexWriterConfig iwc = new IndexWriterConfig(TEST_VERSION_CURRENT, new MockAnalyzer(random()));
    IndexWriter iw = new IndexWriter(dir, iwc);
    Document doc = new Document();
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    w.addDocument(doc);
   
    // disk fills up!
    FailTwiceDuringMerge ftdm = new FailTwiceDuringMerge();
    ftdm.setDoFail();
    dir.failOn(ftdm);

    try {
      w.commit();
      fail("fake disk full IOExceptions not hit");
    } catch (IOException ioe) {
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    MockDirectoryWrapper dir1 = new MockDirectoryWrapper(random(), new RAMDirectory());
    MockDirectoryWrapper dir2 = new MockDirectoryWrapper(random(), new RAMDirectory());
    dir1.setPreventDoubleWrite(false);
    dir2.setPreventDoubleWrite(false);
    dir1.failOn(new RandomFailure());
    dir2.failOn(new RandomFailure());
    dir1.setFailOnOpenInput(false);
    dir2.setFailOnOpenInput(false);

    // We throw exceptions in deleteFile, which creates
    // leftover files:
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  // Make sure running BG merges still work fine even when
  // we are hitting exceptions during flushing.
  public void testFlushExceptions() throws IOException {
    MockDirectoryWrapper directory = newMockDirectory();
    FailOnlyOnFlush failure = new FailOnlyOnFlush();
    directory.failOn(failure);

    IndexWriter writer = new IndexWriter(directory, newIndexWriterConfig(TEST_VERSION_CURRENT, new MockAnalyzer(random())).setMaxBufferedDocs(2));
    Document doc = new Document();
    Field idField = newStringField("id", "", Field.Store.YES);
    doc.add(idField);
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                                                                     TEST_VERSION_CURRENT, new MockAnalyzer(random(), MockTokenizer.WHITESPACE, false)).setMaxBufferedDeleteTerms(2).setReaderPooling(false).setMergePolicy(newLogMergePolicy()));

    LogMergePolicy lmp = (LogMergePolicy) modifier.getConfig().getMergePolicy();
    lmp.setUseCompoundFile(true);

    dir.failOn(failure.reset());

    FieldType custom1 = new FieldType();
    custom1.setStored(true);
    for (int i = 0; i < keywords.length; i++) {
      Document doc = new Document();
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    String[] text = { "Amsterdam", "Venice" };

    MockDirectoryWrapper dir = newMockDirectory();
    IndexWriter modifier = new IndexWriter(dir, newIndexWriterConfig( TEST_VERSION_CURRENT, new MockAnalyzer(random(), MockTokenizer.WHITESPACE, false)));
    modifier.commit();
    dir.failOn(failure.reset());

    FieldType custom1 = new FieldType();
    custom1.setStored(true);
    for (int i = 0; i < keywords.length; i++) {
      Document doc = new Document();
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        int numDocs = atLeast(2000);
     
        IndexWriter iw = new IndexWriter(dir, conf);

        final Random r = new Random(random().nextLong());
        dir.failOn(new Failure() {
          @Override
          public void eval(MockDirectoryWrapper dir) throws IOException {
            Exception e = new Exception();
            StackTraceElement stack[] = e.getStackTrace();
            boolean ok = false;
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  // one segment only takes out those docs in that one flush
  public void testDocumentsWriterAbort() throws IOException {
    MockDirectoryWrapper dir = newMockDirectory();
    FailOnlyOnFlush failure = new FailOnlyOnFlush();
    failure.setDoFail();
    dir.failOn(failure);

    IndexWriter writer = new IndexWriter(dir, newIndexWriterConfig( TEST_VERSION_CURRENT, new MockAnalyzer(random())).setMaxBufferedDocs(2));
    Document doc = new Document();
    String contents = "aa bb cc dd ee ff gg hh ii jj kk";
    doc.add(newTextField("content", contents, Field.Store.NO));
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  // LUCENE-1044: test exception during sync
  public void testExceptionDuringSync() throws IOException {
    MockDirectoryWrapper dir = newMockDirectory();
    FailOnlyInSync failure = new FailOnlyInSync();
    dir.failOn(failure);

    IndexWriter writer = new IndexWriter(
        dir,
        newIndexWriterConfig(TEST_VERSION_CURRENT, new MockAnalyzer(random())).
            setMaxBufferedDocs(2).
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