private BlogPost CreatePost(int index, Blog blog, IList<User> users, Random random)
{
var month = 12 - (index * 2) / 28;
var day = 28 - (index * 2) % 28;
var title = blog.Name + " Post " + index;
var user = users[random.Next(users.Count)];
var hour = random.Next(23);
var minute = random.Next(59);
var second = random.Next(59);
var post = new BlogPost
{
Title = title,
PublishDate = new DateTime(2011, month, day, hour, minute, second),
Author = user,
Blog = blog
};
for (int i = 0; i < random.Next(10); i++)
{
var comment = new Comment
{
Content = "Comment " + i,
PublishDate = new DateTime(2011, month, day, random.Next(23), random.Next(59), random.Next(59))
};
post.AddComment(comment);
}
post.Content = post.Title + " content";
return post;
}
public void AddComment(Comment comment)
{
Comments.Add(comment);
comment.BlogPost = this;
}
public void Different_relations_on_same_entity_can_be_loaded_in_separate_queries_using_caching_repository()
{
Repository.IsEntityCachingEnabled = true;
Repository.DefaultConvention = new BlogConvention();
var blog1 = new Blog
{
Name = "Blog 1",
};
var blog2 = new Blog
{
Name = "Blog 2",
};
var post1 = new BlogPost
{
Title = "Blog post 1",
Content = "Post 1 content",
PublishDate = new DateTime(2011, 1, 1),
};
var post2 = new BlogPost
{
Title = "Blog post 2",
Content = "Post 2 content",
PublishDate = new DateTime(2011, 2, 2),
};
var comment1 = new Comment
{
Content = "Comment 1",
PublishDate = new DateTime(2011, 1, 5)
};
var comment2 = new Comment
{
Content = "Comment 2",
PublishDate = new DateTime(2011, 1, 6)
};
var comment3 = new Comment
{
Content = "Comment 2",
PublishDate = new DateTime(2011, 1, 6)
};
var user = new User
{
Username = "******",
Password = "******"
};
user.AddBlogPost(post1);
user.AddBlogPost(post2);
blog1.AddPost(post1);
blog2.AddPost(post2);
post1.AddComment(comment1);
post1.AddComment(comment2);
post2.AddComment(comment3);
Repository.Insert(user);
Repository.Insert(blog1, blog2);
Repository.Insert(post1, post2);
Repository.Insert(comment1, comment2, comment3);
var actualPosts = Repository.Find<BlogPost>()
.OrderBy(x => x.Title)
.OrderBy<Comment>(x => x.Content)
.Join<BlogPost, Comment>(x => x.Comments, x => x.BlogPost)
.ExecuteList();
var firstActualPost1 = Repository.Find<BlogPost>()
.Join<Blog, BlogPost>(x => x.Posts, x => x.Blog)
.Where(x => x.Id == post1.Id)
.OrderBy(x => x.Title)
.Execute();
var secondActualPost1 = Repository.Find<BlogPost>()
.Join<User, BlogPost>(x => x.BlogPosts, x => x.Author)
.Where(x => x.Id == post1.Id)
.Execute();
// Set up the original entities according to the expected result
post2.Author = null;
post2.Blog = null;
Assert.AreEqual(2, actualPosts.Count);
Assert.AreEqual(post1, actualPosts[0]);
Assert.AreEqual(post2, actualPosts[1]);
Assert.AreSame(firstActualPost1, actualPosts[0]);
Assert.AreSame(secondActualPost1, actualPosts[0]);
}
public void One_way_child_to_parent_relationship_of_a_joined_table_can_be_loaded_with_another_join()
{
Repository.Convention = new BlogConvention();
var user1 = new User("kalle", "password");
var user2 = new User("pelle", "password");
var blog = new Blog("blog 1");
Repository.Insert(blog);
Repository.Insert(user1, user2);
var post1 = new BlogPost("title 1", "content 1") { Blog = blog };
var post2 = new BlogPost("title 2", "content 2") { Blog = blog };
Repository.Insert(post1, post2);
var comment1 = new Comment("comment 1") { User = user1, BlogPost = post1 };
var comment2 = new Comment("comment 2") { User = user2, BlogPost = post1 };
var comment3 = new Comment("comment 3") { User = user1, BlogPost = post2 };
Repository.Insert(comment1, comment2, comment3);
var actualPost = Repository.Find<BlogPost>()
.Where(x => x.Id == post1.Id)
.OrderBy<Comment>(x => x.Content)
.Join(x => x.Comments, x => x.BlogPost)
.Join<User, Comment>(x => x.User)
.Execute();
Assert.AreEqual("title 1", actualPost.Title);
Assert.AreEqual("comment 1", actualPost.Comments[0].Content);
Assert.AreEqual("comment 2", actualPost.Comments[1].Content);
Assert.AreEqual(2, actualPost.Comments.Count);
Assert.IsNotNull(actualPost.Comments[0].User);
Assert.IsNotNull(actualPost.Comments[1].User);
Assert.AreEqual("kalle", actualPost.Comments[0].User.Username);
Assert.AreEqual("pelle", actualPost.Comments[1].User.Username);
}
public virtual void Multi_level_relationship_directed_from_middle_level_out_to_parent_and_to_child_can_be_read_with_two_way_relations()
{
Repository.DefaultConvention = new BlogConvention();
var blog1 = new Blog
{
Name = "Blog 1",
};
var blog2 = new Blog
{
Name = "Blog 2",
};
var post1 = new BlogPost
{
Title = "Blog post 1",
Content = "Post 1 content",
PublishDate = new DateTime(2011, 1, 1),
};
var post2 = new BlogPost
{
Title = "Blog post 2",
Content = "Post 2 content",
PublishDate = new DateTime(2011, 1, 2)
};
var post3 = new BlogPost
{
Title = "Blog post 3",
Content = "Post 3 content",
PublishDate = new DateTime(2011, 1, 3)
};
var comment1 = new Comment
{
Content = "Comment 1",
PublishDate = new DateTime(2011, 1, 5)
};
var comment2 = new Comment
{
Content = "Comment 2",
PublishDate = new DateTime(2011, 1, 6)
};
var comment3 = new Comment
{
Content = "Comment 3",
PublishDate = new DateTime(2011, 1, 7)
};
var comment4 = new Comment
{
Content = "Comment 4",
PublishDate = new DateTime(2011, 1, 8)
};
var comment5 = new Comment
{
Content = "Comment 5",
PublishDate = new DateTime(2011, 1, 9)
};
blog1.AddPost(post1);
blog1.AddPost(post2);
blog2.AddPost(post3);
post1.AddComment(comment1);
post1.AddComment(comment2);
post1.AddComment(comment3);
post2.AddComment(comment4);
post2.AddComment(comment5);
Repository.Insert(blog1, blog2);
Repository.Insert(post1, post2, post3);
Repository.Insert(comment1, comment2, comment3, comment4, comment5);
var actualBlogPosts = Repository.Find<BlogPost>().Where(x => x.PublishDate >= new DateTime(2011, 1, 2))
.OrderBy(x => x.PublishDate)
.OrderBy<Comment>(x => x.Content)
.Join<BlogPost, Comment>(x => x.Comments, x => x.BlogPost)
.Join<Blog, BlogPost>(x => x.Posts, x => x.Blog)
.ExecuteList();
Assert.AreEqual(2, actualBlogPosts.Count);
Assert.AreEqual(post2, actualBlogPosts[0]);
Assert.AreEqual(post3, actualBlogPosts[1]);
// Post1 does not match the filter condition of the query, so that won't be in the result
// Hence, remove that post from the expected blog, so that we can use the Equals method
// to compare the expected with the actual
blog1.Posts.Remove(post1);
Assert.AreEqual(blog1, actualBlogPosts[0].Blog);
Assert.AreEqual(blog2, actualBlogPosts[1].Blog);
var actualBlog1 = actualBlogPosts[0].Blog;
var actualBlog2 = actualBlogPosts[1].Blog;
Assert.AreEqual(1, actualBlog1.Posts.Count);
Assert.AreEqual(1, actualBlog2.Posts.Count);
Assert.AreSame(actualBlogPosts[0], actualBlog1.Posts.First());
Assert.AreSame(actualBlogPosts[1], actualBlog2.Posts.First());
actualBlogPosts[0].Comments.ToList().ForEach(x => Assert.AreSame(actualBlogPosts[0], x.BlogPost));
actualBlogPosts[1].Comments.ToList().ForEach(x => Assert.AreSame(actualBlogPosts[1], x.BlogPost));
}
public virtual void Multi_level_relationship_directed_from_child_to_parent_can_be_written_and_read_back_in_single_query()
{
Repository.DefaultConvention = new BlogConvention();
var blog1 = new Blog
{
Name = "Blog 1",
};
var blog2 = new Blog
{
Name = "Blog 2",
};
var post1 = new BlogPost
{
Title = "Blog post 1",
Content = "Post 1 content",
PublishDate = new DateTime(2011, 1, 1),
};
var post2 = new BlogPost
{
Title = "Blog post 2",
Content = "Post 2 content",
PublishDate = new DateTime(2011, 1, 2)
};
var post3 = new BlogPost
{
Title = "Blog post 3",
Content = "Post 3 content",
PublishDate = new DateTime(2011, 1, 3)
};
var comment1 = new Comment
{
Content = "Comment 1",
PublishDate = new DateTime(2011, 1, 5)
};
var comment2 = new Comment
{
Content = "Comment 2",
PublishDate = new DateTime(2011, 1, 6)
};
var comment3 = new Comment
{
Content = "Comment 3",
PublishDate = new DateTime(2011, 1, 7)
};
var comment4 = new Comment
{
Content = "Comment 4",
PublishDate = new DateTime(2011, 1, 8)
};
var comment5 = new Comment
{
Content = "Comment 5",
PublishDate = new DateTime(2011, 1, 9)
};
blog1.AddPost(post1);
blog1.AddPost(post2);
blog2.AddPost(post3);
post1.AddComment(comment1);
post1.AddComment(comment2);
post1.AddComment(comment3);
post2.AddComment(comment4);
post2.AddComment(comment5);
Repository.Insert(blog1, blog2);
Repository.Insert(post1, post2, post3);
Repository.Insert(comment1, comment2, comment3, comment4, comment5);
var actualComments = Repository.Find<Comment>().Where(x => x.PublishDate >= new DateTime(2011, 1, 6))
.OrderBy(x => x.PublishDate)
.Join<BlogPost, Comment>(x => x.Comments, x => x.BlogPost)
.Join<Blog, BlogPost>(x => x.Posts, x => x.Blog)
.ExecuteList();
// Since comment1 has a PublishDate before 2011-01-06 it will not be returned by the query.
// Because of this the instance of post1 returned will not have comment1 in its Comments collection.
// So, to make the asserts correct. That comment is removed from the original post1.
post1.Comments.Remove(comment1);
Assert.AreEqual(4, actualComments.Count);
Assert.AreEqual(comment2, actualComments[0]);
Assert.AreEqual(comment3, actualComments[1]);
Assert.AreEqual(comment4, actualComments[2]);
Assert.AreEqual(comment5, actualComments[3]);
Assert.AreEqual(post1, actualComments[0].BlogPost);
Assert.AreEqual(post2, actualComments[2].BlogPost);
Assert.AreEqual(blog1, actualComments[0].BlogPost.Blog);
Assert.AreSame(actualComments[0].BlogPost, actualComments[1].BlogPost);
Assert.AreSame(actualComments[2].BlogPost, actualComments[3].BlogPost);
Assert.AreSame(actualComments[0].BlogPost.Blog, actualComments[1].BlogPost.Blog);
Assert.AreSame(actualComments[0].BlogPost.Blog, actualComments[2].BlogPost.Blog);
Assert.AreSame(actualComments[0].BlogPost.Blog, actualComments[3].BlogPost.Blog);
}
public virtual void Multi_level_relationship_can_be_written_and_read_back_again_in_single_query_using_join()
{
Repository.DefaultConvention = new BlogConvention();
var blog1 = new Blog
{
Name = "Blog 1",
};
var blog2 = new Blog
{
Name = "Blog 2",
};
var blog3 = new Blog
{
Name = "Blog 3",
};
var blog4 = new Blog
{
Name = "Blog 4",
};
var post1 = new BlogPost
{
Title = "Blog post 1",
Content = "Post 1 content",
PublishDate = new DateTime(2011, 1, 1),
};
var post2 = new BlogPost
{
Title = "Blog post 2",
Content = "Post 2 content",
PublishDate = new DateTime(2011, 1, 2)
};
var post3 = new BlogPost
{
Title = "Blog post 3",
Content = "Post 3 content",
PublishDate = new DateTime(2011, 1, 3)
};
var post4 = new BlogPost
{
Title = "Blog post 4",
Content = "Post 4 content",
PublishDate = new DateTime(2011, 1, 4)
};
var comment1 = new Comment
{
Content = "Comment 1",
PublishDate = new DateTime(2011, 1, 5)
};
var comment2 = new Comment
{
Content = "Comment 2",
PublishDate = new DateTime(2011, 1, 6)
};
var comment3 = new Comment
{
Content = "Comment 3",
PublishDate = new DateTime(2011, 1, 7)
};
blog1.AddPost(post1);
blog1.AddPost(post2);
blog2.AddPost(post3);
blog4.AddPost(post4);
post1.AddComment(comment1);
post2.AddComment(comment2);
post2.AddComment(comment3);
Repository.Insert(blog1, blog2, blog3, blog4);
Repository.Insert(post1, post2, post3, post4);
Repository.Insert(comment1, comment2, comment3);
var actualBlogs = Repository.Find<Blog>().Where(x => x.Name == "Blog 1" || x.Name.EndsWith("3"))
.OrderBy(x => x.Name)
.OrderBy<BlogPost>(x => x.Title)
.OrderBy<Comment>(x => x.Content)
.Join<Blog, BlogPost>(x => x.Posts, x => x.Blog)
.Join<BlogPost, Comment>(x => x.Comments, x => x.BlogPost)
.ExecuteList();
Assert.AreEqual(2, actualBlogs.Count);
Assert.AreEqual(blog1, actualBlogs[0]);
Assert.AreEqual(blog3, actualBlogs[1]);
}
