public void Remove(NegativeWord word)
{
if (Exists(word))
{
NegativeWords.Remove(word);
}
}
public void Equals_WhenTwoWordsAreEqual_ShouldReturnTrue(string a, string b, bool expect)
{
// Arrange
var word1 = new NegativeWord(a);
var word2 = new NegativeWord(b);
// Act
var result = word1.Equals(word2);
//Assert
Assert.AreEqual(expect, result);
}
public void RemoveNegativeWord_WithValidInput_ShouldCallTheRepo()
{
// Arrange
var negativeWord = new NegativeWord("badword");
_negativeWordsRepo.Setup(e => e.Remove(negativeWord));
// Act
_negativeWordService.Remove(negativeWord.Value);
//Assert
_negativeWordsRepo.Verify(e => e.Remove(negativeWord), Times.Once());
}
public void AddNegativeWord_WithValidInput_ShouldIncreaseTheNumberOfWords()
{
// Arrange
var negativeWord = new NegativeWord("badword");
_negativeWordsRepo.Setup(e => e.Add(negativeWord));
// Act
_negativeWordService.Add(negativeWord.Value);
//Assert
_negativeWordsRepo.Verify(e => e.Add(negativeWord), Times.Once());
}
public void Add_WithValidInput_ShouldStoreInMemory()
{
// Arrange
var repo = new NegativeWordsRepository();
var negativeWord = new NegativeWord("shouldStoreInMemory");
var countPreSave = repo.NegativeWords.Count;
// Act
var persisted = repo.Add(negativeWord);
//Assert
Assert.AreEqual(negativeWord, persisted);
Assert.AreEqual(repo.NegativeWords.Count, countPreSave + 1);
}
public void Remove_WithValidInput_ShouldRemoveFromMemory()
{
// Arrange
var repo = new NegativeWordsRepository();
var negativeWord = new NegativeWord("shouldRemoveFromMemory");
repo.NegativeWords.Add(negativeWord);
var countPreSave = repo.NegativeWords.Count;
// Act
repo.Remove(negativeWord);
//Assert
Assert.AreEqual(repo.NegativeWords.Count, countPreSave - 1);
Assert.IsNull(repo.NegativeWords.SingleOrDefault(w => w.Equals(negativeWord)));
}
public void Add(string input)
{
if (string.IsNullOrEmpty(input))
{
throw new ArgumentException();
}
var word = new NegativeWord(input.ToLowerInvariant());
//no duplicates
var exists = _negativeWordsRepository.Exists(word);
if (!exists)
{
_negativeWordsRepository.Add(word);
}
}
public bool Exists(NegativeWord word)
{
var found = NegativeWords.SingleOrDefault(w => w.Equals(word));
return(found != null);
}
public NegativeWord Add(NegativeWord word)
{
NegativeWords.Add(word);
return(word);
}
