public void TestSpecificityMetrics()
{
var documentIndexer = ServiceLocator.Resolve <DocumentIndexer>();
var analyzer = ServiceLocator.Resolve <Analyzer>();
PreRetrievalMetrics preMetrics = new PreRetrievalMetrics(documentIndexer.Reader, analyzer);
Assert.IsTrue(preMetrics.AvgIdf("splitting") > preMetrics.AvgIdf("searching"));
Assert.IsTrue(preMetrics.AvgIdf("solution closing") > preMetrics.AvgIdf("indexer"));
}
public void TestSimilarityMetrics()
{
var documentIndexer = ServiceLocator.Resolve <DocumentIndexer>();
var analyzer = ServiceLocator.Resolve <Analyzer>();
PreRetrievalMetrics preMetrics = new PreRetrievalMetrics(documentIndexer.Reader, analyzer);
Assert.IsTrue(preMetrics.AvgSqc("indexer") > preMetrics.AvgSqc("potato chip"));
Assert.IsTrue(preMetrics.AvgSqc("indexer") > preMetrics.AvgSqc("soda pop"));
}
public void TestStemmingForMetricsCalculation()
{
var documentIndexer = ServiceLocator.Resolve <DocumentIndexer>();
var analyzer = ServiceLocator.Resolve <Analyzer>();
PreRetrievalMetrics preMetrics = new PreRetrievalMetrics(documentIndexer.Reader, analyzer);
Assert.AreEqual(preMetrics.StemText("searching"), "search");
Assert.AreEqual(preMetrics.StemText("search"), "search");
Assert.AreEqual(preMetrics.StemText("solution closing"), "solut close");
Assert.AreEqual(preMetrics.StemText("indexer"), "index");
}
public void Search(String searchString, SimpleSearchCriteria searchCriteria = null, bool interactive = true)
{
if (!EnsureSolutionOpen())
{
return;
}
try
{
var codeSearcher = new CodeSearcher(new IndexerSearcher());
if (String.IsNullOrEmpty(searchString))
{
return;
}
var solutionKey = ServiceLocator.ResolveOptional <SolutionKey>(); //no opened solution
if (solutionKey == null)
{
_searchResultListener.UpdateMessage("Sando searches only the currently open Solution. Please open a Solution and try again.");
return;
}
searchString = ExtensionPointsRepository.Instance.GetQueryRewriterImplementation().RewriteQuery(searchString);
PreRetrievalMetrics preMetrics = new PreRetrievalMetrics(ServiceLocator.Resolve <DocumentIndexer>().Reader, ServiceLocator.Resolve <Analyzer>());
LogEvents.PreSearch(this, preMetrics.MaxIdf(searchString), preMetrics.AvgIdf(searchString), preMetrics.AvgSqc(searchString), preMetrics.AvgVar(searchString));
LogEvents.PreSearchQueryAnalysis(this, QueryMetrics.ExamineQuery(searchString).ToString(), QueryMetrics.DiceCoefficient(QueryMetrics.SavedQuery, searchString));
QueryMetrics.SavedQuery = searchString;
var criteria = GetCriteria(searchString, searchCriteria);
var results = codeSearcher.Search(criteria, true).AsQueryable();
var resultsReorderer = ExtensionPointsRepository.Instance.GetResultsReordererImplementation();
results = resultsReorderer.ReorderSearchResults(results);
var returnString = new StringBuilder();
if (criteria.IsQueryReformed())
{
returnString.Append(criteria.GetQueryReformExplanation());
}
if (!results.Any())
{
returnString.Append("No results found. ");
}
else
{
returnString.Append(results.Count() + " results returned. ");
}
if (ServiceLocator.Resolve <InitialIndexingWatcher>().IsInitialIndexingInProgress())
{
returnString.Append("Sando is still performing its initial index of this project, results may be incomplete.");
}
_searchResultListener.Update(searchString, results);
_searchResultListener.UpdateMessage(returnString.ToString());
_searchResultListener.UpdateRecommendedQueries(criteria.GetRecommendedQueries());
LogEvents.PostSearch(this, results.Count(), criteria.NumberOfSearchResultsReturned, PostRetrievalMetrics.AvgScore(results.ToList()), PostRetrievalMetrics.StdDevScore(results.ToList()));
}
catch (Exception e)
{
_searchResultListener.UpdateMessage("Sando is experiencing difficulties. See log file for details.");
LogEvents.UISandoSearchingError(this, e);
}
}
