public async Task AdditionalInfoDiff()
{
var db = DbHelper.GetEmptyTestDB();
var userName = RandomHelper.String();
var userId = await UserHelper.CreateInDbAsync(db, userName : userName);
var originalVersionDate = RandomHelper.Date();
var originalAdditionInfo = RandomHelper.String();
var originalVersionDescription = RandomHelper.String();
var language = await CardLanguagHelper.CreateAsync(db);
var card = await CardHelper.CreateAsync(db, userId, originalVersionDate, additionalInfo : originalAdditionInfo, language : language, versionDescription : originalVersionDescription);
var newAdditionalInfo = RandomHelper.String();
var newVersionDate = RandomHelper.Date(originalVersionDate);
var newVersionDescription = RandomHelper.String();
using (var dbContext = new MemCheckDbContext(db))
await new UpdateCard(dbContext.AsCallContext(), newVersionDate).RunAsync(UpdateCardHelper.RequestForAdditionalInfoChange(card, newAdditionalInfo, versionDescription: newVersionDescription));
Guid previousVersionId;
using (var dbContext = new MemCheckDbContext(db))
previousVersionId = (await dbContext.CardPreviousVersions.Where(previous => previous.Card == card.Id).SingleAsync()).Id;
using (var dbContext = new MemCheckDbContext(db))
{
var diffRequest = new GetCardDiff.Request(userId, card.Id, previousVersionId);
var result = await new GetCardDiff(dbContext.AsCallContext()).RunAsync(diffRequest);
Assert.AreEqual(userName, result.CurrentVersionCreator);
Assert.AreEqual(userName, result.OriginalVersionCreator);
Assert.AreEqual(newVersionDate, result.CurrentVersionUtcDate);
Assert.AreEqual(originalVersionDate, result.OriginalVersionUtcDate);
Assert.AreEqual(newVersionDescription, result.CurrentVersionDescription);
Assert.AreEqual(originalVersionDescription, result.OriginalVersionDescription);
Assert.AreEqual(new(newAdditionalInfo, originalAdditionInfo), result.AdditionalInfo);
Assert.IsNull(result.FrontSide);
Assert.IsNull(result.BackSide);
Assert.IsNull(result.Language);
Assert.IsNull(result.Tags);
Assert.IsNull(result.UsersWithView);
Assert.IsNull(result.ImagesOnFrontSide);
Assert.IsNull(result.ImagesOnBackSide);
Assert.IsNull(result.ImagesOnAdditionalSide);
}
}