public void WordCannotHaveUnknowns()
{
var word = "wh?t";
var subject = new AnagramPuzzle(new KnownWords(Enumerable.Empty <string>()));
Assert.Throws <ArgumentException>(() => subject.Solve(word));
word = word.Replace(UnknownWord.UnknownToken, 'a');
Assert.DoesNotThrow(() => subject.Solve(word), "removing the unknown character should have fixed issue of throwing ArgumentException");
}
public void AnagramNeedsAtLeastTwoLetters()
{
var word = "A";
var subject = new AnagramPuzzle(new KnownWords(Enumerable.Empty <string>()));
Assert.Throws <ArgumentException>(() => subject.Solve(word));
word = "AA";
Assert.DoesNotThrow(() => subject.Solve(word), "Having at least 2 characters should have fixed issue of throwing ArgumentException");
}
public void SolveTest(KnownWords knownWords, string originalWord, string expectedAnagram)
{
var puzzle = new AnagramPuzzle(knownWords);
var solutions = puzzle.Solve(originalWord);
Assert.That(solutions, Has.Member(expectedAnagram), "expected anagram was not in the list of solutions");
}
public void AnagramsDoNotIncludeOriginalWord()
{
var word = "decorations";
var knownWords = new KnownWords(new[] { "decorations", "coordinates" });
var subject = new AnagramPuzzle(knownWords);
var anagrams = subject.Solve(word);
var expected = new[] { "coordinates" };
Assert.That(anagrams, Is.EquivalentTo(expected), "solved anagrams should not include the original word");
}
public static void AnagramMenu(KnownWords knownWords)
{
Console.WriteLine("Type in the word you want to find anagrams for:");
var word = _ReadLn();
var anagramPuzzle = new AnagramPuzzle(knownWords);
var answers = anagramPuzzle.Solve(word).ToList();
Console.WriteLine($"There are {answers.Count} possible anagrams:");
foreach (var answer in answers)
{
Console.WriteLine(answer);
}
SolveMoreOrQuit(knownWords);
}