public async void Check02UpdateDataFromDtoAsyncOk()
{
//SETUP
var dto = new SimplePostDtoAsync
{
PostId = 123,
BloggerName = "This should not be copied",
Title = "Should copy this title",
LastUpdated = new DateTime(2000, 1, 1),
Tags = new Collection<Tag> { new Tag { Name = "Should not copy this", Slug = "No" } }
};
//ATTEMPT
var newData = new Post
{
Blogger = new Blog { Name = "Original Blog Name" },
BlogId = 777,
Content = "Original Content",
Tags = new Collection<Tag> { new Tag { Name = "Original Tag name", Slug = "Yes" } }
};
var status = await dto.UpdateDataFromDtoAsync(null, dto, newData);
//VERIFY
status.IsValid.ShouldEqual(true, status.Errors);
newData.PostId.ShouldEqual(123);
newData.Title.ShouldEqual("Should copy this title");
newData.Blogger.Name.ShouldEqual("Original Blog Name");
newData.BlogId.ShouldEqual(777);
newData.Content.ShouldEqual("Original Content");
newData.Tags.Count.ShouldEqual(1);
newData.Tags.First().Name.ShouldEqual("Original Tag name");
}
private void DecodeBlogsAndGrades(XElement element, Dictionary<string, Tag> tagsDict)
{
Bloggers = new List<Blog>();
Posts = new List<Post>();
PostTagGrades = new List<PostTagGrade>();
foreach (var blogXml in element.Elements("Blog"))
{
var newBlogger = new Blog()
{
Name = blogXml.Element("Name").Value,
EmailAddress = blogXml.Element("Email").Value,
Posts = new Collection<Post>()
};
foreach (var postXml in blogXml.Element("Posts").Elements("Post"))
{
var newPost = new Post()
{
Blogger = newBlogger,
Title = postXml.Element("Title").Value,
Content = postXml.Element("Content").Value,
Tags = postXml.Element("TagSlugs").Value.Split(',').Select(x => tagsDict[x.Trim()]).ToList()
};
//look for PostTagGrades for this post
foreach (var postTagXml in postXml.Elements("PostTagGrade"))
{
var newPostTag = new PostTagGrade
{
PostPart = newPost,
TagPart = tagsDict[postTagXml.Element("TagSlug").Value.Trim()],
Grade = int.Parse( postTagXml.Element("Grade").Value)
};
PostTagGrades.Add( newPostTag);
}
Posts.Add(newPost);
newBlogger.Posts.Add(newPost);
}
Bloggers.Add(newBlogger);
}
}
public void Check10PostCopyKeysBackToDtoOk()
{
using (var db = new SampleWebAppDb())
{
//SETUP
var timer = new Stopwatch();
var post = new Post{PostId = 123};
var dto = new DetailPostDto();
//ATTEMPT
timer.Start();
dto.AfterCreateCopyBackKeysToDtoIfPresent(db, post);
timer.Stop();
Console.WriteLine("took {0:f3} ms", 1000.0 * timer.ElapsedTicks / Stopwatch.Frequency);
//VERIFY
dto.PostId.ShouldEqual(post.PostId);
}
}
public void Check20AddPostOk()
{
using (var db = new SampleWebAppDb())
{
//SETUP
var snap = new DbSnapShot(db);
//ATTEMPT
var uglyTag = db.Tags.Single(x => x.Slug == "ugly");
var jonBlogger = db.Blogs.First();
var newPost = new Post
{
Blogger = jonBlogger,
Content = "a few simple words.",
Title = "A new post",
Tags = new[] { uglyTag }
};
db.Posts.Add(newPost);
var status = db.SaveChangesWithChecking();
//VERIFY
status.IsValid.ShouldEqual(true, status.Errors);
snap.CheckSnapShot(db, 1, 1);
var uglyPosts = db.Tags.Include(x => x.Posts).Single(y => y.Slug == "ugly").Posts;
uglyPosts.Count.ShouldEqual(3);
}
}
public void Check28DeleteViaAttachOk()
{
using (var db = new SampleWebAppDb())
{
//SETUP
var snap = new DbSnapShot(db);
var lastPost = db.Posts.Include(x => x.Tags).AsNoTracking().ToList().Last();
var numTags = lastPost.Tags.Count;
//ATTEMPT
var postToDelete = new Post {PostId = lastPost.PostId};
db.Posts.Attach(postToDelete);
db.Posts.Remove(postToDelete);
var status = db.SaveChangesWithChecking();
//VERIFY
status.IsValid.ShouldEqual(true, status.Errors);
snap.CheckSnapShot(db, -1, -numTags);
}
}
private async Task<ISuccessOrErrors> FailDeleteRelationships(IGenericServicesDbContext db, Post post)
{
return new SuccessOrErrors().AddSingleError("I failed.");
}
private async Task<ISuccessOrErrors> DeleteBloggerWithPost(IGenericServicesDbContext db, Post post)
{
var blogger = await db.Set<Blog>().FindAsync(post.BlogId);
db.Set<Blog>().Remove(blogger);
return SuccessOrErrors.Success("It was fine.");
}
public void Check15ValidatePostTitleError()
{
using (var db = new SampleWebAppDb())
{
//SETUP
var existingTag = db.Tags.First();
var existingBlogger = db.Blogs.First();
//ATTEMPT
var newPost = new Post()
{
Blogger = existingBlogger,
Title = "Test post!",
Content = "Nothing special",
Tags = new[] { existingTag }
};
db.Posts.Add(newPost);
var status = db.SaveChangesWithChecking();
//VERIFY
status.IsValid.ShouldEqual(false);
status.Errors.Count.ShouldEqual(1);
status.Errors[0].ErrorMessage.ShouldEqual("Sorry, but you can't get too excited and include a ! in the title.");
}
}
public void Check10ValidatePostOk()
{
using (var db = new SampleWebAppDb())
{
//SETUP
var snap = new DbSnapShot(db);
var existingTag = db.Tags.First();
var existingBlogger = db.Blogs.First();
//ATTEMPT
var newPost = new Post()
{
Blogger = existingBlogger,
Title = "Test post",
Content = "Nothing special",
Tags = new[] { existingTag }
};
db.Posts.Add(newPost);
var status = db.SaveChangesWithChecking();
//VERIFY
status.IsValid.ShouldEqual(true, status.Errors);
snap.CheckSnapShot(db,1,1);
}
}
public void Check21ValidatePostContentTwoErrors()
{
using (var db = new SampleWebAppDb())
{
//SETUP
var existingTag = db.Tags.First();
var existingBlogger = db.Blogs.First();
//ATTEMPT
var newPost = new Post()
{
Blogger = existingBlogger,
Title = "Test post",
Content = "Should not end sentence with sheep. Nor end sentence with lamb.",
Tags = new[] { existingTag }
};
db.Posts.Add(newPost);
var status = db.SaveChangesWithChecking();
//VERIFY
status.IsValid.ShouldEqual(false);
status.Errors.Count.ShouldEqual(2);
status.Errors[0].ErrorMessage.ShouldEqual("Sorry. Not allowed to end a sentance with 'sheep'.");
status.Errors[1].ErrorMessage.ShouldEqual("Sorry. Not allowed to end a sentance with 'lamb'.");
}
}
