Exemplo n.º 1
0
		public virtual void  TestBinaryField()
		{
			Lucene.Net.Documents.Document doc = new Lucene.Net.Documents.Document();
			Fieldable stringFld = new Field("string", binaryVal, Field.Store.YES, Field.Index.NO);
			Fieldable binaryFld = new Field("binary", (new System.Text.ASCIIEncoding()).GetBytes(binaryVal), Field.Store.YES);
			Fieldable binaryFld2 = new Field("binary", (new System.Text.ASCIIEncoding()).GetBytes(binaryVal2), Field.Store.YES);

			doc.Add(stringFld);
			doc.Add(binaryFld);

			Assert.AreEqual(2, doc.GetFieldsCount());
			
			Assert.IsTrue(binaryFld.IsBinary());
			Assert.IsTrue(binaryFld.IsStored());
			Assert.IsFalse(binaryFld.IsIndexed());
			Assert.IsFalse(binaryFld.IsTokenized());
			
			System.String binaryTest = (new System.Text.ASCIIEncoding()).GetString(doc.GetBinaryValue("binary"));
			Assert.IsTrue(binaryTest.Equals(binaryVal));
			
			System.String stringTest = doc.Get("string");
			Assert.IsTrue(binaryTest.Equals(stringTest));
			
			doc.Add(binaryFld2);
			
			Assert.AreEqual(3, doc.GetFieldsCount());
			
			byte[][] binaryTests = doc.GetBinaryValues("binary");
			
			Assert.AreEqual(2, binaryTests.Length);
			
			binaryTest = new System.String(System.Text.UTF8Encoding.UTF8.GetChars(binaryTests[0]));
			System.String binaryTest2 = new System.String(System.Text.UTF8Encoding.UTF8.GetChars(binaryTests[1]));
			
			Assert.IsFalse(binaryTest.Equals(binaryTest2));
			
			Assert.IsTrue(binaryTest.Equals(binaryVal));
			Assert.IsTrue(binaryTest2.Equals(binaryVal2));
			
			doc.RemoveField("string");
			Assert.AreEqual(2, doc.GetFieldsCount());
			
			doc.RemoveFields("binary");
			Assert.AreEqual(0, doc.GetFieldsCount());
		}
		public virtual void  TestBinaryFieldInIndex()
		{
			Lucene.Net.Documents.Fieldable binaryFldStored = new Field("binaryStored", System.Text.UTF8Encoding.UTF8.GetBytes(binaryValStored), Field.Store.YES);
			Lucene.Net.Documents.Fieldable binaryFldCompressed = new Field("binaryCompressed", System.Text.UTF8Encoding.UTF8.GetBytes(binaryValCompressed), Field.Store.COMPRESS);
			Lucene.Net.Documents.Fieldable stringFldStored = new Field("stringStored", binaryValStored, Field.Store.YES, Field.Index.NO, Field.TermVector.NO);
			Lucene.Net.Documents.Fieldable stringFldCompressed = new Field("stringCompressed", binaryValCompressed, Field.Store.COMPRESS, Field.Index.NO, Field.TermVector.NO);
			
			try
			{
				// binary fields with store off are not allowed
				new Field("fail", System.Text.UTF8Encoding.UTF8.GetBytes(binaryValCompressed), Field.Store.NO);
				Assert.Fail();
			}
			catch (System.ArgumentException)
			{
			}
			
			Lucene.Net.Documents.Document doc = new Lucene.Net.Documents.Document();
			
			doc.Add(binaryFldStored);
			doc.Add(binaryFldCompressed);
			
			doc.Add(stringFldStored);
			doc.Add(stringFldCompressed);
			
			/** test for field count */
			Assert.AreEqual(4, doc.GetFieldsCount());
			
			/** add the doc to a ram index */
			RAMDirectory dir = new RAMDirectory();
			IndexWriter writer = new IndexWriter(dir, new StandardAnalyzer(), true);
			writer.AddDocument(doc);
			writer.Close();
			
			/** open a reader and fetch the document */
			IndexReader reader = IndexReader.Open(dir);
			Lucene.Net.Documents.Document docFromReader = reader.Document(0);
			Assert.IsTrue(docFromReader != null);
			
			/** fetch the binary stored field and compare it's content with the original one */
			System.String binaryFldStoredTest = System.Text.UTF8Encoding.UTF8.GetString(docFromReader.GetBinaryValue("binaryStored"));
			Assert.IsTrue(binaryFldStoredTest.Equals(binaryValStored));
			
			/** fetch the binary compressed field and compare it's content with the original one */
			System.String binaryFldCompressedTest = System.Text.UTF8Encoding.UTF8.GetString(docFromReader.GetBinaryValue("binaryCompressed"));
			Assert.IsTrue(binaryFldCompressedTest.Equals(binaryValCompressed));
			
			/** fetch the string field and compare it's content with the original one */
			System.String stringFldStoredTest = docFromReader.Get("stringStored");
			Assert.IsTrue(stringFldStoredTest.Equals(binaryValStored));
			
			/** fetch the compressed string field and compare it's content with the original one */
			System.String stringFldCompressedTest = docFromReader.Get("stringCompressed");
			Assert.IsTrue(stringFldCompressedTest.Equals(binaryValCompressed));
			
			/** delete the document from index */
			reader.DeleteDocument(0);
			Assert.AreEqual(0, reader.NumDocs());
			
			reader.Close();
		}