public async Task GetGalleryCountWithNoexistingName()
{
ApplicationDbContext dbContext = new ApplicationDbContext(new DbContextOptionsBuilder <ApplicationDbContext>()
.UseInMemoryDatabase(databaseName: Guid.NewGuid().ToString()).Options);
var repository = new EfDeletableEntityRepository <Pic>(dbContext);
var service = new GalleryService(repository);
await service.AddAsync(
"http://www.test.com",
"1");
Assert.Equal(0, service.GetGalleryCount("11"));
dbContext.Database.EnsureDeleted();
}
