public void GetWordsForRegex()
{
List <string> words = new List <string>()
{
"spin", "span", "spit", "cats", "boot"
};
AppProperties props = new AppProperties()
{
StartWord = "spin",
EndWord = "spot",
WordList = words,
MismatchThreshold = 2
};
List <Node> nodes = _wordFilter.GetWordsForRegex("sp\\wn|spi\\w", props, new Node()
{
Word = "spin"
});
nodes.OrderBy(x => x.Word);
Assert.IsTrue(nodes.Count == 2);
Assert.AreEqual(nodes[0].Word, "span");
Assert.AreEqual(nodes[1].Word, "spit");
}
/// <summary>
/// process current Node list and determine if end word reached
/// </summary>
/// <param name="currentNodes"></param>
/// <returns>true if goal reached</returns>
public bool ProcessNodes(List <Node> currentNodes, AppProperties props)
{
foreach (Node n in currentNodes)
{
if (n.Word == props.EndWord)
{
FireCompleteEvent(new PuzzleEventArgs(n));
return(true);
}
var regex = _wordUtility.GetWordSearchRegex(n.Word, props.EndWord);
n.ChildNodes = _wordFilter.GetWordsForRegex(regex, props, n);
}
return(false);
}
