public static BarReview ToContract(this BarReviewEntity entity)
{
if (entity == null)
{
return(null);
}
return(new BarReview
{
Id = entity.Id,
User = entity.User.ToContract(),
Bar = entity.Bar.ToContract(),
Rating = entity.Rating,
Review = entity.Review
});
}
public async Task ReturnCorrectCurrentRatingValue()
{
const string testBarName = "TestBarName";
const string testBarAddress = "TestBarAddress";
var testBarCocktails = new List <Cocktail>()
{
new Cocktail {
Name = "testCocktail1", Recipe = "TestRecipe1", Ingredients = new List <Ingredient>()
}
};
const int testBarId = 3;
const int testNewRatingInt = 5;
const int oldRatingsCount = 3;
const int testRating1 = 1;
const int testRating2 = 2;
const int testRating3 = 5;
const string testUserId1 = "userId1";
const string testUserId2 = "userId2";
const string testUserId3 = "userId3";
var barReview1 = new BarReviewEntity()
{
UserEntityId = testUserId1,
BarEntityId = testBarId,
Rating = testRating1
};
var barReview2 = new BarReviewEntity()
{
UserEntityId = testUserId2,
BarEntityId = testBarId,
Rating = testRating2
};
var barReview3 = new BarReviewEntity()
{
UserEntityId = testUserId3,
BarEntityId = testBarId,
Rating = testRating3
};
var options = TestUtilities.GetOptions(nameof(ReturnCorrectCurrentRatingValue));
var bar = new Bar()
{
Id = testBarId,
Name = testBarName,
Address = testBarAddress,
Rating = 2.67,
Cocktails = testBarCocktails
};
using (var arrangeContext = new AppDBContext(options))
{
await arrangeContext.BarReviews.AddAsync(barReview1);
await arrangeContext.BarReviews.AddAsync(barReview2);
await arrangeContext.BarReviews.AddAsync(barReview3);
await arrangeContext.SaveChangesAsync();
}
using (var actContext = new AppDBContext(options))
{
var sut = new BarService(actContext);
var rating = await sut.CalculateAverageRating(bar, testNewRatingInt);
var expectedRating = ((bar.Rating) + (testNewRatingInt - bar.Rating) / (oldRatingsCount + 1));
var expectedRatingRounded = Math.Round((double)expectedRating, 1);
Assert.AreEqual(expectedRatingRounded, rating);
}
}
public async Task ReturnCorrectCurrentRatingsCount()
{
const string testBarName = "TestBarName";
const string testBarAddress = "TestBarAddress";
var testBarCocktails = new List <Cocktail>()
{
new Cocktail {
Name = "testCocktail1", Recipe = "TestRecipe1", Ingredients = new List <Ingredient>()
}
};
const string testUserId1 = "userId1";
const string testUserId2 = "userId2";
const string testUserId3 = "userId3";
const int testBarId = 3;
const int testRating = 5;
const int testNewRatingInt = 99;
var barReview1 = new BarReviewEntity()
{
UserEntityId = testUserId1,
BarEntityId = testBarId,
Rating = testRating
};
var barReview2 = new BarReviewEntity()
{
UserEntityId = testUserId2,
BarEntityId = testBarId,
Rating = testRating
};
var barReview3 = new BarReviewEntity()
{
UserEntityId = testUserId3,
BarEntityId = testBarId,
Rating = testRating
};
var options = TestUtilities.GetOptions(nameof(ReturnCorrectCurrentRatingsCount));
var bar = new Bar()
{
Id = testBarId,
Name = testBarName,
Address = testBarAddress,
Cocktails = testBarCocktails
};
using (var arrangeContext = new AppDBContext(options))
{
await arrangeContext.BarReviews.AddAsync(barReview1);
await arrangeContext.BarReviews.AddAsync(barReview2);
await arrangeContext.BarReviews.AddAsync(barReview3);
await arrangeContext.SaveChangesAsync();
}
using (var actContext = new AppDBContext(options))
{
var sut = new BarService(actContext);
await sut.CalculateAverageRating(bar, testNewRatingInt);
var currentRatingsCount = await actContext.BarReviews.Where(x => x.BarEntityId == bar.Id).CountAsync();
Assert.AreEqual(3, currentRatingsCount);
}
}
