public void TestDetectClose()
{
Directory dir = new IsolatedStorageDirectory(IndexDir);
dir.Close();
try
{
dir.CreateOutput("test");
Assert.Fail("did not hit expected exception");
}
catch (AlreadyClosedException ace)
{
}
}
public void TestDirectoryFilter()
{
using (IsolatedStorageDirectory dir = new IsolatedStorageDirectory(IndexDir))
{
System.String name = "file";
dir.CreateOutput(name).Close();
Assert.IsTrue(dir.FileExists(name));
Assert.IsTrue(new System.Collections.ArrayList(dir.ListAll()).Contains(name));
dir.DeleteFile(name);
Assert.IsFalse(dir.FileExists(name));
}
}
public void TestLock()
{
using (var dir = new IsolatedStorageDirectory(IndexDir))
{
IndexWriter writer1 = new IndexWriter(dir, new StandardAnalyzer());
try
{
IndexWriter writer2 = new IndexWriter(dir, new StandardAnalyzer());
Assert.Fail("Unexpected lock error");
}
catch
{
}
finally
{
writer1.Close();
}
}
}
public void TestIndexAndSearch()
{
GenerateRandomDocs(10, 5000);
using (var dir = new IsolatedStorageDirectory(IndexDir))
{
Random rgen = new Random();
using (IndexReader reader = IndexReader.Open(dir, true))
{
IndexSearcher sfs = new IndexSearcher(reader);
QueryParser parser = new MultiFieldQueryParser(new string[] { "category", "title", "body" }, new StandardAnalyzer());
for (int i = 0; i < 100; i++)
{
Query q = parser.Parse("some stuff " + RandomField(3, rgen));
TopDocs hits = sfs.Search(q, 200);
for (int j = 0; j < hits.ScoreDocs.Length; j++)
{
Document doc = reader.Document(hits.ScoreDocs[j].Doc);
Fieldable f = doc.GetField("title");
}
}
}
}
}
private void GenerateRandomDocs(int numCats, int numDocs)
{
using (var dir = new IsolatedStorageDirectory(IndexDir))
{
Random rgen = new Random();
string[] categories = Enumerable.Range(0, numCats).Select(x => RandomString(4, rgen)).ToArray();
IEnumerable<Document> docs = Enumerable.Range(0, numDocs).Select(x => RandomDocument(categories[rgen.Next(0, numCats - 1)], rgen));
using (IndexWriter writer = new IndexWriter(dir, new StandardAnalyzer(), true))
{
System.Threading.Tasks.Parallel.ForEach(docs, d =>
{
writer.AddDocument(d); //multi-access to writer
});
Assert.AreEqual(docs.Count(), writer.MaxDoc(), "Unexpected error in \"writer.AddDocument\"");
}
}
}
public static void Remove(string dirName)
{
var dir = new IsolatedStorageDirectory(dirName);
dir.Remove();
dir.Close();
}