public void TestWrapReader()
{
// LUCENE-5153: test that wrapping an analyzer's reader is allowed
Random random = Random;
Analyzer @delegate = new MockAnalyzer(random);
Analyzer a = new AnalyzerWrapperAnonymousHelper(@delegate);
CheckOneTerm(a, "abc", "aabc");
}
private void matchedFieldsTestCase(bool useMatchedFields, bool fieldMatch, String fieldValue, String expected, params Query[] queryClauses)
{
Document doc = new Document();
FieldType stored = new FieldType(TextField.TYPE_STORED);
stored.StoreTermVectorOffsets = (true);
stored.StoreTermVectorPositions = (true);
stored.StoreTermVectors = (true);
stored.Freeze();
FieldType matched = new FieldType(TextField.TYPE_NOT_STORED);
matched.StoreTermVectorOffsets = (true);
matched.StoreTermVectorPositions = (true);
matched.StoreTermVectors = (true);
matched.Freeze();
doc.Add(new Field("field", fieldValue, stored)); // Whitespace tokenized with English stop words
doc.Add(new Field("field_exact", fieldValue, matched)); // Whitespace tokenized without stop words
doc.Add(new Field("field_super_exact", fieldValue, matched)); // Whitespace tokenized without toLower
doc.Add(new Field("field_characters", fieldValue, matched)); // Each letter is a token
doc.Add(new Field("field_tripples", fieldValue, matched)); // Every three letters is a token
doc.Add(new Field("field_sliced", fieldValue.Substring(0, // Sliced at 10 chars then analyzed just like field
Math.Min(fieldValue.Length - 1, 10) - 0), matched));
doc.Add(new Field("field_der_red", new CannedTokenStream( // Hacky field containing "der" and "red" at pos = 0
token("der", 1, 0, 3),
token("red", 0, 0, 3)
), matched));
Analyzer analyzer = new AnalyzerWrapperAnonymousHelper();
Directory dir = NewDirectory();
IndexWriter writer = new IndexWriter(dir, NewIndexWriterConfig(TEST_VERSION_CURRENT, analyzer));
writer.AddDocument(doc);
FastVectorHighlighter highlighter = new FastVectorHighlighter();
IFragListBuilder fragListBuilder = new SimpleFragListBuilder();
IFragmentsBuilder fragmentsBuilder = new ScoreOrderFragmentsBuilder();
IndexReader reader = DirectoryReader.Open(writer, true);
String[] preTags = new String[] { "<b>" };
String[] postTags = new String[] { "</b>" };
IEncoder encoder = new DefaultEncoder();
int docId = 0;
BooleanQuery query = new BooleanQuery();
foreach (Query clause in queryClauses)
{
query.Add(clause, Occur.MUST);
}
FieldQuery fieldQuery = new FieldQuery(query, reader, true, fieldMatch);
String[] bestFragments;
if (useMatchedFields)
{
ISet <String> matchedFields = new HashSet <String>();
matchedFields.Add("field");
matchedFields.Add("field_exact");
matchedFields.Add("field_super_exact");
matchedFields.Add("field_characters");
matchedFields.Add("field_tripples");
matchedFields.Add("field_sliced");
matchedFields.Add("field_der_red");
bestFragments = highlighter.GetBestFragments(fieldQuery, reader, docId, "field", matchedFields, 25, 1,
fragListBuilder, fragmentsBuilder, preTags, postTags, encoder);
}
else
{
bestFragments = highlighter.GetBestFragments(fieldQuery, reader, docId, "field", 25, 1,
fragListBuilder, fragmentsBuilder, preTags, postTags, encoder);
}
assertEquals(expected, bestFragments[0]);
reader.Dispose();
writer.Dispose();
dir.Dispose();
}
