public void GivenUsingSubstringIndexStrategy()
{
var searcher = ScenarioContext.Current.Get <Searcher>();
var uidField = ScenarioContext.Current.Get <string>("uidField");
var newSearcher = new Searcher(uidField).WithIndexStrategy(new AllSubstringsIndexStrategy());;
newSearcher.SetDocuments(searcher.Documents);
newSearcher.AddIndex(searcher.SearchableFields.ToArray());
ScenarioContext.Current.Set(newSearcher);
}