public void Can_Use_FullTextIndex_Directly()
{
// First we create an instance of FullTextIndex
var index = new FullTextIndex();
// Then we add texts to the index
index.Add(_apodArticles);
// After adding we can Search for texts that match a Lucene query expression
// See https://lucene.apache.org/core/2_9_4/queryparsersyntax.html for a reference on Lucene query syntax
var result = index.Search("magellanic nebula visible in southern skies").ToList();
var expected = 10;
var actual = result.Count > 0 ? result[0] : -1;
Assert.AreEqual<int>(expected, actual); // Article #10 should come up on top
result = index.Search("swift-tuttle comet").ToList();
expected = 0;
actual = result.Count > 0 ? result[0] : -1;
Assert.AreEqual<int>(expected, actual); // Article #0 should come up on top
result = index.Search("china observation station in antartica").ToList();
expected = 14;
actual = result.Count > 0 ? result[0] : -1;
Assert.AreEqual<int>(expected, actual); // Article #14 should come up on top
}
