static void Main(string[] args)
{
try
{
if (string.IsNullOrEmpty(_fileInputPath.Trim()))
{
throw new ConfigurationErrorsException("Please specify the path to the file input using the FileInputPath in the configuration file.");
}
if (!File.Exists(_fileInputPath))
{
throw new FileNotFoundException(string.Format("Could not find file at path '{0}'", _fileInputPath));
}
// StreamReader.ReadToEnd is possibly more efficient, but this is only a small text file
string fileText = File.ReadAllText(_fileInputPath);
// Split the words from the file into a new string array,
var wordSplitter = new WordSplitter();
string[] allWords = wordSplitter.SplitWordsAndSort(fileText);
// Get the counted words
var wordCounter = new WordCounter();
List<WordCountResult> countedWords = wordCounter.CountWords(allWords);
// show the report on screen
ShowWordCountReport(countedWords);
Console.WriteLine();
// Apply the step-two filter
// we only need the unique words and the count, so map them
// using a linq Select() projection
string[] uniqueWords = countedWords.Select(s => s.Word).ToArray();
// Get a string of words that match the filter
var wordFilter = new WordFilter();
string filteredWords = wordFilter.FilterWords(uniqueWords);
Console.WriteLine("Words matching the filter:");
Console.WriteLine(filteredWords);
}
catch (Exception ex)
{
LogErrorToConsole(ex.Message);
}
Console.Write("\nFinished. Press any key to quit...");
Console.Read();
}
public void Should_Split_Words_Ignoring_Punctuation()
{
// Arrange
var text = ". , ( ) ! : ; ' ` ... ,,,, \n\n \r\n ? ";
var wordSplitter = new WordSplitter();
var expectedLength = 0;
// Act
var results = wordSplitter.SplitWordsAndSort(text);
// Assert
Assert.AreEqual(expectedLength, results.Length);
}
public void Should_Split_Words()
{
// Arrange
var text = "This is some text, with punctuation!\n It also has new lines etc. it also has this twice in different case.";
var wordSplitter = new WordSplitter();
var expectedLength = 20;
// Act
var results = wordSplitter.SplitWordsAndSort(text);
// Assert
Assert.AreEqual(expectedLength, results.Length);
}