public async Task GetAuthorIdByIdMethodShouldReturnNullIfPostIsDeleted()
{
var options = new DbContextOptionsBuilder <ForumDbContext>()
.UseInMemoryDatabase(Guid.NewGuid().ToString())
.Options;
var db = new ForumDbContext(options);
var dateTimeProvider = new Mock <IDateTimeProvider>();
dateTimeProvider.Setup(dtp => dtp.Now()).Returns(new DateTime(2020, 3, 27));
var post = new Post
{
Id = 1,
Title = "Test title 1",
Description = "Test description 1",
Type = PostType.Discussion,
CategoryId = 1,
AuthorId = "Test author id",
IsDeleted = true,
CreatedOn = dateTimeProvider.Object.Now(),
DeletedOn = dateTimeProvider.Object.Now()
};
await db.Posts.AddAsync(post);
await db.SaveChangesAsync();
var postsService = new PostsService(db, null, null, dateTimeProvider.Object);
var authorId = await postsService.GetAuthorIdByIdAsync(1);
authorId.Should().BeNull();
}
