public void GetScore_CriteriaEmpty_ShouldReturnScoreOf_1()
{
var rows = SiteRankingCollections.FirstTenRows;
var search = new SiteRankingSearch();
var expectedScore = new TableCriteriaScore(1, false);
TestGetScores(rows, search, expectedScore);
}
public void GetScore_CriteriaByRange_ShouldReturnScoreOf_Ratio()
{
var rows = SiteRankingCollections.FirstTenRows;
var search = new SiteRankingSearch {
TopLevelDomain = SearchCriteria.ByRange("ca", "com")
};
var expectedScore = new TableCriteriaScore(0.5f, true);
TestGetScores(rows, search, expectedScore);
}
public void GetScore_CriteriaByPredicate_ShouldReturnScoreOf_1()
{
var rows = SiteRankingCollections.First10000Rows;
var search = new SiteRankingSearch {
TopLevelDomain = SearchCriteria.ByPredicate((string x) => x.StartsWith("c"))
};
var expectedScore = new TableCriteriaScore(1, false);
TestGetScores(rows, search, expectedScore);
}
public TableIndexScore <TRow, TSearch> GetScore(IReadOnlyCollection <ITableCriteriaForMapping <TRow, TSearch> > criterias)
{
TableCriteriaScore score = TableCriteriaScore.Initial;
var remainingCriterias = criterias.ToList();
for (var indexSortColumn = 0; score.CanContinue && indexSortColumn < _sortMappings.Length; indexSortColumn++)
{
var sortColumn = _sortMappings[indexSortColumn];
var indexRemainingColumn = remainingCriterias.FindIndex(x => x.Mapping == sortColumn);
if (indexRemainingColumn >= 0)
{
var criteria = remainingCriterias[indexRemainingColumn];
score *= criteria.Score;
remainingCriterias.RemoveAt(indexRemainingColumn);
}
else
{
score.CanContinue = false;
}
}
return(new TableIndexScore <TRow, TSearch>(this, score.Value));
}
private static void TestGetScores(SiteRanking[] rows, SiteRankingSearch search, TableCriteriaScore expectedScore)
{
var actualScore = BuildCriteria(rows, search)?.Score ?? TableCriteriaScore.NotOptimizable;
Assert.AreEqual(expectedScore, actualScore);
}
