static void Main(string[] args)
{
Console.WriteLine("Welcome to Blue Prism Technical Assessment Application");
WordNode first = new WordNode {
Word = args[0]
};
WordNode last = new WordNode {
Word = args[1]
};
List <IWordNode> pool = new List <IWordNode>();
ShortestSequenceCalculator <WordSequence, List <IWordNode> > calculator = new ShortestSequenceCalculator <WordSequence, List <IWordNode> > {
Start = first, Finish = last, WordPool = pool
};
calculator.WordLength = 4;
calculator.FixedWordLength = true;
try
{
Console.WriteLine("\nStart Word is \"" + args[0] + "\"");
Console.WriteLine("Finish Word is \"" + args[1] + "\"");
Console.WriteLine("Input File Path is \"" + args[2] + "\"");
Console.WriteLine("Output File Path is \"" + args[3] + "\"");
Console.WriteLine("\nLoading Word Pool from input file...");
IWordReader reader = new FileWordReader <WordNode>(args[2]);
reader.Open();
calculator.Load(reader);
reader.Close();
Console.WriteLine(calculator.WordPoolSize + " Words Loaded");
Console.WriteLine("Calculating Shortest Path...");
WordSequence shortest = new WordSequence();
bool pathFound = calculator.GetPath(shortest);
if (pathFound)
{
Console.WriteLine("Saving Results to Output File...");
var writer = new FileWordWriter(args[3]);
writer.Open();
shortest.Save(writer);
writer.Close();
Console.WriteLine("\nThe Shortest Path From \"" + args[0] + "\" to \"" + args[1] + "\" is:");
Console.WriteLine("[" + shortest.ToString() + "]");
}
else
{
Console.WriteLine("There was no path between \"" + args[0] + "\" and \"" + args[1] + "\"");
}
}
catch (Exception e)
{
Console.WriteLine(e.Message);
}
}
public void Test_Load()
{
WordReader_Stub reader = new WordReader_Stub();
try
{
calculator.Load(reader);
WordSequence seq = new WordSequence();
calculator.GetPath(seq);
Console.WriteLine(seq.ToString());
Assert.IsTrue(seq.Length == 6, "Sequence not complete");
Assert.IsTrue(seq.FirstWord.Word == calculator.Start.Word, "Sequence doesn;t begin with start");
Assert.IsTrue(seq.LastWord.Word == calculator.Finish.Word, "sequence doesn;t end with finish");
}
catch (Exception e)
{
Assert.Fail(e.Message);
}
}