public async Task HigherReviewsShouldBeRankedAboveLowerReviews()
{
_context.Add(new Review
{
FriendId = 2,
TapeId = 1,
Rating = 5
});
_context.Add(new Review
{
FriendId = 2,
TapeId = 2,
Rating = 4
});
_context.SaveChanges();
var service = new RecommendationService(_context);
var recommendations = await service.GetRecommendations(1);
var enumerable = recommendations as Tape[] ?? recommendations.ToArray();
Assert.Equal(10, enumerable.Count());
Assert.Equal(1, enumerable[0].Id);
Assert.Equal(2, enumerable[1].Id);
}
public async Task NoReviews_ShouldGet10Recommendations()
{
var service = new RecommendationService(_context);
var recommendations = await service.GetRecommendations(1);
Assert.Equal(10, recommendations.Count());
}
public async Task OneReview_ReviewedTapeShouldBeFirst()
{
_context.Add(new Review
{
FriendId = 2,
TapeId = 1,
Rating = 5
});
_context.SaveChanges();
var service = new RecommendationService(_context);
var recommendations = await service.GetRecommendations(1);
var enumerable = recommendations as Tape[] ?? recommendations.ToArray();
Assert.Equal(10, enumerable.Count());
Assert.Equal(1, enumerable.First().Id);
}
public async Task <IActionResult> GetUserRecommendations([FromRoute] int friendId)
{
var recommendations = await RecommendationService.GetRecommendations(friendId);
return(Ok(recommendations.ToDtos()));
}