public void ShouldReturnTrueIfPostIsValid()
{
var post = new HackerNewsPost
{
Author = "some one",
Comments = 1,
Points = 1,
Rank = 1,
Title = "some title",
Url = "https://somewhere.com"
};
Assert.True(_hackerNewsPostItemValidator.IsValid(post));
}
public async Task <List <HackerNewsPost> > GetPosts(int numberOfPosts)
{
List <HackerNewsPost> result = new List <HackerNewsPost>();
int currentPage = 1;
do
{
//download page
var pageData = await _hackerNewsServiceAgent.GetDataFromPage(currentPage ++).ConfigureAwait(false);
if (_pageParser.IsPageValid(pageData))
{
//parse and get all posts
var posts = _pageParser.GetHackerNewsPosts(pageData);
posts.ForEach(p =>
{
//save only those that passes validation
if (_hackerNewsPostItemValidator.IsValid(p))
{
result.Add(p);
}
});
}
} while (result.Count < numberOfPosts);
//return only desired number of posts
if (result.Count > numberOfPosts)
{
result = result.Take(numberOfPosts).ToList();
}
return(result);
}