public async Task PageMemes_ShouldHandleDefaultSequence()
{
using (var contextProvider = new EFInMemoryDbCreator.Sqlite <BgcFullContext>())
{
// arrange
var context = contextProvider.CreateContext(c => c.SeedUsers(1).SeedMemes(10));
var repo = new BgcMemeRepo(context);
var sessions = new BgcSessionsRepo(context);
repo.PageMemeCount = 5;
var controller = new MemeListController(repo, sessions);
// first page count
var outcome = await controller.PageMemes(0, 0);
// count
Assert.AreEqual(5, outcome.Count());
var last = outcome.Last();
// sequencial
outcome = await controller.PageMemes(1, 0);
Assert.AreEqual(last.Core.Id - 1, outcome.First().Core.Id);
// new memes are automatically appended
context.SeedMemes(1);
outcome = await controller.PageMemes(1, 0);
Assert.AreEqual(last.Core.Id, outcome.First().Core.Id);
}
}
public async Task PageMemes_ShouldHandleUserSession()
{
using (var contextProvider = new EFInMemoryDbCreator.Sqlite <BgcFullContext>())
{
// arrange
var context = contextProvider.CreateContext(c => c.SeedUsers(1).SeedMemes(10));
var repo = new BgcMemeRepo(context);
var sessions = new BgcSessionsRepo(context);
repo.PageMemeCount = 5;
var controller = new MemeListController(repo, sessions);
controller.PageMemeCount = 5;
// first page count
var outcome = await controller.PageMemes(0, 1);
// session is saved
var session = await sessions.FetchMemeSession(1);
Assert.AreEqual(outcome.First().Core.Id, session.FirstMemeId);
Assert.AreEqual(outcome.Last().Core.Id, session.LastMemeId);
// sequence stays on user session
var last = outcome.Last();
context.SeedMemes(1);
// sequencial
outcome = await controller.PageMemes(1, 1);
Assert.AreEqual(last.Core.Id - 1, outcome.First().Core.Id);
// new memes do not interfere user session
session = await sessions.FetchMemeSession(1);
dynamic newCount = await controller.CountNewMemes(1, session.FirstMemeId);
if (newCount.Count != 1)
{
throw new AssertFailedException();
}
}
}
public async Task MemeReaction_DbIntegration()
{
using (var contextProvider = new EFInMemoryDbCreator.Sqlite <BgcFullContext>())
{
// arrange
var context = contextProvider.CreateContext(c => c.SeedUsers(1).SeedMemes(10));
var repo = new BgcMemeRepo(context);
var sessions = new BgcSessionsRepo(context);
var controller = new MemeListController(repo, sessions);
var reaction = new MemeReaction()
{
MemeId = _random.Next(1, EFInMemoryDbCreator.MemeCount),
UserId = 1,
Vote = (sbyte)(_random.Next(0, 10) % 2 == 0 ? -1 : 1)
};
var mRating = (await repo.DrawMeme(reaction.MemeId)).Rating;
// act
var outcome = await controller.MemeReaction(reaction);
// fresh context
repo = new BgcMemeRepo(contextProvider.GetFreshContext());
// prepare assert
var rating = await repo.FetchRating(reaction);
var meme2 = await repo.DrawMeme(reaction.MemeId);
// assert
Assert.AreEqual(reaction.Vote, rating.Vote);
Assert.AreNotEqual(meme2.Rating, mRating);
mRating += reaction.Vote;
Assert.AreEqual(mRating, meme2.Rating);
Assert.AreEqual(outcome.Rating, meme2.Rating);
Assert.AreEqual(1, rating.Id);
}
}
