public async void should_add_scrapped_articles_into_db()
{
var scrappedArticles = new ArticleBuilder().Build(10);
ArticlesResponseViewModel scrappedArticlesResponse = new() {
Articles = scrappedArticles
};
List <ArticleDb> articleInDb = new();
List <ArticleDb> insertedArticles = null;
Action <List <ArticleDb> > insertRange = (list) => { insertedArticles = list; };
List <ArticleDb> expectedResult = scrappedArticles.Map();
_pagesScrapperService.Setup(n => n.ScrapAll()).ReturnsAsync(scrappedArticlesResponse);
_articlesRepository.Setup(n => n.Get(null, null, "")).Returns(articleInDb);
_articlesRepository.Setup(n => n.InsertRange(It.IsAny <List <ArticleDb> >())).Callback(insertRange);
_mapper.Setup(n => n.Map <List <ArticleDb> >(It.IsAny <List <Article> >())).Returns(scrappedArticles.Map());
await _sut.Scrap();
insertedArticles.Should().BeEquivalentTo(expectedResult);
}
public async void should_not_add_articles_to_db_when_articles_are_already_in_db()
{
var scrappedArticles = new ArticleBuilder().Build(10);
ArticlesResponseViewModel scrappedArticlesResponse = new()
{
Articles = scrappedArticles
};
List <ArticleDb> articlesInDb = scrappedArticles.Map();
List <Article> articlesToAdd = null;
Action <object> mapArticlesToAdd = (list) => { articlesToAdd = list as List <Article>; };
List <ArticleDb> expectedResult = new();
_pagesScrapperService.Setup(n => n.ScrapAll()).ReturnsAsync(scrappedArticlesResponse);
_articlesRepository.Setup(n => n.Get(null, null, ""))
.Returns(articlesInDb);
_mapper.Setup(n => n.Map <List <ArticleDb> >(It.IsAny <List <Article> >())).Callback(mapArticlesToAdd);
await _sut.Scrap();
articlesToAdd.Should().BeEquivalentTo(expectedResult);
}
public async void should_return_summary_message()
{
int articlesCount = 5;
string summaryMessage = string.Format(ApiResponses.ArticlesAddedAfterScrapping, articlesCount);
List <string> expectedResult = new() { summaryMessage };
var scrappedArticles = new ArticleBuilder().Build(articlesCount);
ArticlesResponseViewModel scrappedArticlesResponse = new()
{
Articles = scrappedArticles
};
List <ArticleDb> articleInDb = new();
_pagesScrapperService.Setup(n => n.ScrapAll()).ReturnsAsync(scrappedArticlesResponse);
_articlesRepository.Setup(n => n.Get(null, null, "")).Returns(articleInDb);
_mapper.Setup(n => n.Map <List <ArticleDb> >(It.IsAny <List <Article> >())).Returns(scrappedArticles.Map());
var result = await _sut.Scrap();
result.Should().BeEquivalentTo(expectedResult);
}