public void FindAllAnagrams_NoWords_ReturnsEmptyResult(IAnagramalist sut)
{
var result = sut.FindAllAnagrams(new string[0]);
Assert.IsNotNull(result);
Assert.IsEmpty(result);
}
public static TestResult RunMultileTests(IAnagramalist sut, string[] words, int testRepeatCount, int expectedNumberOfAnagrams)
{
// run the anagramalist here so the JITer will compile all code
var resultLost = RunSingleTest(sut, words);
double sumSeconds = 0;
var results = new List <SingleTestResult>();
for (int i = 1; i <= testRepeatCount; i++)
{
var result = RunSingleTest(sut, words);
results.Add(result);
sumSeconds += result.Time.TotalSeconds;
if (result.Anagrams.Length != expectedNumberOfAnagrams)
{
Console.WriteLine("Wrong Number of anagrams!");
Console.WriteLine(result.Anagrams.Length);
}
Console.SetCursorPosition(0, Console.CursorTop);
Console.Write(
$"test {i} of {testRepeatCount} last run: {result.Time.TotalSeconds}s average: {sumSeconds / (i)}s ");
}
Console.WriteLine();
var testResult = TestResult.Create(results);
return(testResult);
}
public void FindAllAnagrams_3WordsInInputWithSameLetters_Returns3WordsAnagram(IAnagramalist sut)
{
string[] input = new [] { "word", "drow", "drwo" };
var result = sut.FindAllAnagrams(input);
Assert.IsTrue(result.Any(x => x.Contains("word") && x.Contains("drwo") && x.Contains("drow")));
}
public void FindAllAnagrams_OnePossibleAnagramInInput_ReturnsAnagram(IAnagramalist sut)
{
string[] input = new [] { "word", "drow" };
var result = sut.FindAllAnagrams(input);
Assert.IsTrue(result.Any(x => x.Contains("word") && x.Contains("drow")));
}
private static SingleTestResult RunSingleTest(IAnagramalist sut, string[] words)
{
var sw = new Stopwatch();
sw.Start();
var allAnagrams = sut.FindAllAnagrams(words);
sw.Stop();
return(new SingleTestResult
{
Anagrams = allAnagrams,
Time = sw.Elapsed
});
}
public void FindAllAnagrams_FirstWordHasSameLengthButHasDifferentLetters_AnagramIsReturnedAnyway(IAnagramalist sut)
{
string[] input = new [] { "xxxx", "word", "drow" };
var result = sut.FindAllAnagrams(input);
CollectionAssert.AreEqual(new [] { "word drow" }, result);
}
public void FindAllAnagrams_WordsHasSameLengthButThereIsNoAnagrams_ReturnsEmptyArray(IAnagramalist sut)
{
string[] input = new [] { "word", "yyyy", "xxxx" };
var result = sut.FindAllAnagrams(input);
Assert.IsEmpty(result);
}
public void FindAllAnagrams_NonMachingWordInInputWithSameLength_Returns2WordsAnagram(IAnagramalist sut)
{
string[] input = new [] { "word", "drow", "xxxx" };
var result = sut.FindAllAnagrams(input);
Assert.IsTrue(result.Any(x => x.Contains("word") && x.Contains("drow")));
}
