public void TestReadersWriters()
{
Directory dir;
using(dir = new RAMDirectory())
{
Document doc;
IndexWriter writer;
IndexReader reader;
using (writer = new IndexWriter(dir, new WhitespaceAnalyzer(), true, IndexWriter.MaxFieldLength.UNLIMITED))
{
Field field = new Field("name", "value", Field.Store.YES,Field.Index.ANALYZED);
doc = new Document();
doc.Add(field);
writer.AddDocument(doc);
writer.Commit();
using (reader = writer.GetReader())
{
IndexReader r1 = reader.Reopen();
}
Assert.Throws<AlreadyClosedException>(() => reader.Reopen(), "IndexReader shouldn't be open here");
}
Assert.Throws<AlreadyClosedException>(() => writer.AddDocument(doc), "IndexWriter shouldn't be open here");
Assert.IsTrue(dir.isOpen_ForNUnit, "RAMDirectory");
}
Assert.IsFalse(dir.isOpen_ForNUnit, "RAMDirectory");
}
public virtual void TestBinaryFieldInIndex()
{
FieldType ft = new FieldType();
ft.Stored = true;
IndexableField binaryFldStored = new StoredField("binaryStored", (sbyte[])(Array)System.Text.UTF8Encoding.UTF8.GetBytes(BinaryValStored));
IndexableField stringFldStored = new Field("stringStored", BinaryValStored, ft);
Document doc = new Document();
doc.Add(binaryFldStored);
doc.Add(stringFldStored);
/// <summary>
/// test for field count </summary>
Assert.AreEqual(2, doc.Fields.Count);
/// <summary>
/// add the doc to a ram index </summary>
Directory dir = NewDirectory();
Random r = new Random();
RandomIndexWriter writer = new RandomIndexWriter(r, dir);
writer.AddDocument(doc);
/// <summary>
/// open a reader and fetch the document </summary>
IndexReader reader = writer.Reader;
Document docFromReader = reader.Document(0);
Assert.IsTrue(docFromReader != null);
/// <summary>
/// fetch the binary stored field and compare it's content with the original one </summary>
BytesRef bytes = docFromReader.GetBinaryValue("binaryStored");
Assert.IsNotNull(bytes);
string binaryFldStoredTest = Encoding.UTF8.GetString((byte[])(Array)bytes.Bytes).Substring(bytes.Offset, bytes.Length);
//new string(bytes.Bytes, bytes.Offset, bytes.Length, IOUtils.CHARSET_UTF_8);
Assert.IsTrue(binaryFldStoredTest.Equals(BinaryValStored));
/// <summary>
/// fetch the string field and compare it's content with the original one </summary>
string stringFldStoredTest = docFromReader.Get("stringStored");
Assert.IsTrue(stringFldStoredTest.Equals(BinaryValStored));
writer.Dispose();
reader.Dispose();
dir.Dispose();
}
public virtual void TestBinaryField()
{
Document doc = new Document();
FieldType ft = new FieldType();
ft.Stored = true;
IndexableField stringFld = new Field("string", BinaryVal, ft);
IndexableField binaryFld = new StoredField("binary", BinaryVal.GetBytes(Encoding.UTF8));
IndexableField binaryFld2 = new StoredField("binary", BinaryVal2.GetBytes(Encoding.UTF8));
doc.Add(stringFld);
doc.Add(binaryFld);
Assert.AreEqual(2, doc.Fields.Count);
Assert.IsTrue(binaryFld.BinaryValue() != null);
Assert.IsTrue(binaryFld.FieldType().Stored);
Assert.IsFalse(binaryFld.FieldType().Indexed);
string binaryTest = doc.GetBinaryValue("binary").Utf8ToString();
Assert.IsTrue(binaryTest.Equals(BinaryVal));
string stringTest = doc.Get("string");
Assert.IsTrue(binaryTest.Equals(stringTest));
doc.Add(binaryFld2);
Assert.AreEqual(3, doc.Fields.Count);
BytesRef[] binaryTests = doc.GetBinaryValues("binary");
Assert.AreEqual(2, binaryTests.Length);
binaryTest = binaryTests[0].Utf8ToString();
string binaryTest2 = binaryTests[1].Utf8ToString();
Assert.IsFalse(binaryTest.Equals(binaryTest2));
Assert.IsTrue(binaryTest.Equals(BinaryVal));
Assert.IsTrue(binaryTest2.Equals(BinaryVal2));
doc.RemoveField("string");
Assert.AreEqual(2, doc.Fields.Count);
doc.RemoveFields("binary");
Assert.AreEqual(0, doc.Fields.Count);
}