public void AllowModifications_Ref()
{
Blog first = new Blog(), second = new Blog();
blog = new EntityRef<Blog>(
delegate(Blog b)
{
using (blog.AllowModifications)
{
blog.Value = second;
}
}, null);
blog.Value = first;
Assert.AreSame(second, blog.Value);
}
public void UseCascades()
{
Blog blog = new Blog("Ayende @ Blog");
for (int i = 0; i < 59; i++)
{
Post post = new Post(i.ToString());
blog.Posts.Add(post);
}
session.Save(blog);
session.Dispose();
session = factory.OpenSession();
Blog fromDb = (Blog)session.Load(typeof(Blog), blog.BlogID);
Assert.AreEqual(59, fromDb.Posts.Count);
}
public void AddBlogToPostAndSave()
{
Blog blog = new Blog("My Blog");
//Need to save it first, so it would exist in the DB
//when saving the post
session.Save(blog);
session.Flush();
Post post = new Post("First Post");
blog.Posts.Add(post);
session.Save(post);
session.Flush();
session.Dispose();
//Needs to create a new session so I would get the same instance
session = factory.OpenSession();
Blog blogFromDB = (Blog)session.Load(typeof(Blog), blog.BlogID);
Post postFromDB = (Post)session.Load(typeof(Post), post.PostId);
Assert.AreEqual(blogFromDB, postFromDB.Blog);
Assert.IsTrue(blogFromDB.Posts.Contains(postFromDB));
}
public void Setup()
{
blog = new Blog();
post1 = new Post();
post2 = new Post();
post1.Blog = blog;
post2.Blog = blog;
session = factory.OpenSession();
session.Save(blog);
session.Save(post1);
session.Save(post2);
session.Dispose();
session = factory.OpenSession();
}
private static void AssertPostCollectionIsLazy(Blog fromDb)
{
Assert.IsFalse(
NHibernateUtil.IsInitialized(((IWrapper)fromDb.Posts).Value),
"Lazy loading doesn't work??"
);
}
public void LazyLoadingWhenAddingAPost()
{
Blog blog = new Blog("My Blog");
//Need to save it first, so it would exist in the DB
//when saving the post
session.Save(blog);
session.Flush();
Post post = new Post("First Post");
blog.Posts.Add(post);
session.Save(post);
session.Dispose();
session = factory.OpenSession();
Blog fromDb = (Blog)session.Load(typeof(Blog), blog.BlogID);
AssertPostCollectionIsLazy(fromDb);
Post newPost = new Post("Second Post");
fromDb.Posts.Add(newPost);
session.Save(newPost);
AssertPostCollectionIsLazy(fromDb);
}
public void LoadCollectionAndThenAddingToItAddsToInMemoryCollection()
{
Blog blog = new Blog("My Blog");
session.Save(blog);
session.Flush();
Post post = new Post("First Post");
blog.Posts.Add(post);
session.Save(post);
session.Flush();
session.Dispose();
//Needs to create a new session so I would get the same instance
session = factory.OpenSession();
Blog blogFromDB = (Blog)session.Load(typeof(Blog), blog.BlogID);
EntitySet<Post> posts = (EntitySet<Post>)blogFromDB.Posts;
posts.Load();//Load the lazy collection.
Assert.IsTrue(posts.IsInitialized);
Post newPost = new Post("Second Post");
blogFromDB.Posts.Add(newPost);
Assert.IsTrue(blogFromDB.Posts.Contains(newPost));
Assert.IsTrue(posts.IsInitialized);
}
public void CantGetAddedItemsFromLazyLoadCollectionIfNotSavedToDB()
{
Blog blog = new Blog("My Blog");
session.Save(blog);
session.Flush();
Post post = new Post("First Post");
blog.Posts.Add(post);
session.Save(post);
session.Flush();
session.Dispose();
//Needs to create a new session so I would get the same instance
session = factory.OpenSession();
Blog blogFromDB = (Blog)session.Load(typeof(Blog), blog.BlogID);
EntitySet<Post> posts = (EntitySet<Post>)blogFromDB.Posts;
Post newPost = new Post("Second Post");
blogFromDB.Posts.Add(newPost);
Assert.IsFalse(posts.IsInitialized);
Assert.IsFalse(blogFromDB.Posts.Contains(newPost));
Assert.IsTrue(posts.IsInitialized);
}
public void AssignBlogToPostPersistWhilePostsIsNotLoadedDoesNotLoad()
{
Blog blog = new Blog("My Blog");
session.Save(blog);
session.Flush();
Post post = new Post("First Post");
blog.Posts.Add(post);
session.Save(post);
session.Flush();
session.Dispose();
//Needs to create a new session so I would get the same instance
session = factory.OpenSession();
Blog blogFromDB = (Blog)session.Load(typeof(Blog), blog.BlogID);
EntitySet<Post> posts = (EntitySet<Post>)blogFromDB.Posts;
Assert.IsFalse(posts.IsInitialized);
Post newPost = new Post("Second Post");
newPost.Blog = blogFromDB;
Assert.IsFalse(posts.IsInitialized);
}
public void AddToPostsDoesNotLoadsThem()
{
Blog blog = new Blog("My Blog");
session.Save(blog);
session.Flush();
Post post = new Post("First Post");
blog.Posts.Add(post);
session.Save(post);
session.Flush();
session.Dispose();
//Needs to create a new session so I would get the same instance
session = factory.OpenSession();
Blog blogFromDB = (Blog)session.Load(typeof(Blog), blog.BlogID);
EntitySet<Post> posts = (EntitySet<Post>)blogFromDB.Posts;
Assert.IsFalse(posts.IsInitialized);
Post newPost = new Post("Second Post");
blogFromDB.Posts.Add(newPost);
Assert.IsFalse(posts.IsInitialized);
//Need to save before changes will appear
session.Save(newPost);
session.Flush();
Assert.IsTrue(blogFromDB.Posts.Contains(newPost));
}
public void AddCommentToPost_SaveAndLoad()
{
Blog blog = new Blog("My Blog");
session.Save(blog);
session.Flush();
Post post = new Post("First Post");
blog.Posts.Add(post);
post.Comments.Add(new Comment("First Comment"));
post.Comments.Add(new Comment("Second Comment"));
session.Save(post);
session.Flush();
session.Dispose();
//Needs to create a new session so I would get the same instance
session = factory.OpenSession();
Post fromDb = (Post)session.Load(typeof(Post), post.PostId);
Assert.AreEqual(2, fromDb.Comments.Count);
Assert.AreEqual("First Comment", fromDb.Comments[0].Text);
Assert.AreEqual("Second Comment", fromDb.Comments[1].Text);
}
public void Setup()
{
session = factory.OpenSession();
ayende = new User("Ayende");
rahien = new User("Rahien");
tech = new Blog("Techincal");
fun = new Blog("Funny Stuff");
ayende.Blogs.Add(tech);
ayende.Blogs.Add(fun);
rahien.Blogs.Add(fun);
rahien.Blogs.Add(tech);
}
