public void Setup()
{
SKIndex.LoadDefaultExtractorPlugIns();
if (File.Exists(path))
{
File.Delete(path);
}
}
public void TestCreate()
{
var idx = SKIndex.CreateWithUrl(new NSUrl("file://" + path), "myIndex", SKIndexType.InvertedVector, null);
if (idx == null)
{
throw new Exception();
}
var d1 = new SKDocument(new NSUrl("file:///etc/passwd"));
var d2 = new SKDocument(new NSUrl("file:///etc/fstab"));
idx.AddDocument(d1, "text/plain", true);
idx.AddDocumentWithText(d2, "This file contains some text like an Apple and an Orange", true);
const int max = 10;
nint [] ids = new nint [max];
float[] scores = new float[max];
nint nfound;
bool more;
using (var search = idx.Search("some", SKSearchOptions.SpaceMeansOr)) {
more = search.FindMatches(max, ref ids, ref scores, 1, out nfound);
Assert.IsFalse(more);
for (nint i = 0; i < nfound; i++)
{
var doc = idx.GetDocument(ids [i]);
Assert.IsNotNull(doc, "TestCreate - GetDocument returned null");
}
}
using (var search = idx.Search("some", SKSearchOptions.SpaceMeansOr)) {
more = search.FindMatches(max, ref ids, 1, out nfound);
for (nint i = 0; i < nfound; i++)
{
var doc = idx.GetDocument(ids [i]);
Console.WriteLine("Got {0}", doc);
}
}
idx.Compact();
idx.Flush();
idx.Close();
// Now open
idx = SKIndex.FromUrl(new NSUrl("file://" + path), "myIndex", true);
Assert.NotNull(idx);
}
public void TestInMemory()
{
var m = new NSMutableData();
var idx = SKIndex.CreateWithMutableData(m, "indexName", SKIndexType.Inverted, null);
Assert.NotNull(idx);
idx.AddDocumentWithText(new SKDocument(new NSUrl("file:///etc/passwd")), "These are the contents of the passwd file, well, not really", true);
idx.Flush();
idx.Compact();
idx.Close();
idx = SKIndex.FromMutableData(m, "indexName");
Assert.NotNull(idx);
idx.Close();
}
public void TestTextAnalysis()
{
var m = new NSMutableData();
var properties = new SKTextAnalysis()
{
StartTermChars = "",
EndTermChars = "",
TermChars = "\"-_@.'",
MinTermLength = 3,
StopWords = new NSSet("all", "and", "its", "it's", "the")
};
var idx = SKIndex.CreateWithMutableData(m, "indexName", SKIndexType.Inverted, properties);
Assert.NotNull(idx);
}