void AddArticle_AddsArticle()
{
var repo = new InMemoryPostedArticlesRepository();
var article = new Article();
repo.AddArticle(article);
Assert.Contains(article, repo.PostedArticles);
}
[InlineData(2, NewsSource.IndexHr, true)] // Different source, different guid
void AddArticle_ContainsGuidAndSource_DoesNotAddArticle(int guid, NewsSource source, bool articleGetsAdded)
{
var repo = new InMemoryPostedArticlesRepository();
repo.PostedArticles.Add(GetTestArticle(guid));
var article = GetTestArticle(1, source);
repo.AddArticle(article);
Assert.Equal(articleGetsAdded, repo.PostedArticles.Contains(article));
}
void AddArticle_RepoContainsArticleWithMoreThan5MatchingWords_DoesNotAddArticle(bool articleGetsAdded, params string[] keywords)
{
var repo = new InMemoryPostedArticlesRepository();
repo.PostedArticles.Add(new Article {
KeywordsList = keywords, Guid = 1
});
var article = GetTestArticle(2, "test1", "test2", "test3", "test4", "test5", "test6", "test7");
repo.AddArticle(article);
Assert.Equal(articleGetsAdded, repo.PostedArticles.Contains(article));
}
void AddArticle_NumberOfArticlesContained_RemainsAt50Articles(int numberOfArticles)
{
var repo = new InMemoryPostedArticlesRepository();
for (int i = 0; i < numberOfArticles; i++)
{
repo.PostedArticles.Add(GetTestArticle(1));
}
repo.AddArticle(GetTestArticle());
Assert.True(repo.PostedArticles.Count == 50);
}
void AddArticle_MoreThan50Articles_RemovesOldestArticle()
{
var repo = new InMemoryPostedArticlesRepository();
var oldestArticle = GetTestArticle(1);
repo.PostedArticles.Add(oldestArticle);
var secondOldestArticle = GetTestArticle();
repo.PostedArticles.Add(secondOldestArticle);
for (int i = 0; i < 49; i++)
{
repo.PostedArticles.Add(GetTestArticle());
}
repo.AddArticle(GetTestArticle(2));
repo.AddArticle(GetTestArticle(3));
Assert.DoesNotContain(oldestArticle, repo.PostedArticles);
Assert.DoesNotContain(secondOldestArticle, repo.PostedArticles);
}
