public void Add_ShouldStoreASite()
{
//arrange
var item = new Site();
//act
_context.Add(item);
//assert
Site site = _context.AsQueryable<Site>().First();
site.Should().BeSameAs(item);
}
public void Add_ShouldStoreTwoSites()
{
//arrange
var item = new Site();
var item2 = new Site();
//act
_context.Add(item);
_context.Add(item2);
//assert
_context.AsQueryable<Site>()
.Any(s => ReferenceEquals(item, s))
.Should().BeTrue();
_context.AsQueryable<Site>()
.Any(s => ReferenceEquals(item2, s))
.Should().BeTrue();
}
public void Add_ShouldStoreThreeLevelsOfObjects()
{
//arrange
var site = new Site
{
Blog = new Blog
{
Author = new Author()
}
};
//act
_context.Add(site);
//assert
_context.AsQueryable<Author>().Count().Should().Be(1);
_context.AsQueryable<Author>().First().Should().BeSameAs(site.Blog.Author);
}
public void Commit_ShouldRemoveOrphanedMembers()
{
// Arrange
var blog = new Blog();
var site = new Site {Blog = blog};
_context.Add(site);
_context.Commit();
site.Blog = null;
// Act
_context.Commit();
// Assert
_context.AsQueryable<Blog>().Should().NotContain(blog);
_context.AsQueryable<Blog>().Count().Should().Be(0);
}
public void Remove_ShouldRemoveFromParentButNotDeleteChildObjectsThatAreReferencedMoreThanOne()
{
//arrange
var post1 = new Post();
var post2 = new Post();
var blog1 = new Blog
{
Posts = new List<Post> {post1, post2}
};
var blog2 = new Blog
{
Posts = new List<Post> {post1}
};
var site = new Site
{
Blog = blog2
};
_context.Add(blog1);
_context.Add(site);
// Act
_context.Remove(blog2);
// Assert
_context.AsQueryable<Post>().Count().Should().Be(2);
_context.AsQueryable<Post>().First().Should().BeSameAs(post1);
_context.AsQueryable<Blog>().Single().Posts.Count().Should().Be(2);
site.Blog.Should().BeNull();
}
public void Remove_ShouldNotRemoveIfReferencedByAnotherObject()
{
// Arrange
var blog = new Blog();
var site1 = new Site {Blog = blog};
var site2 = new Site {Blog = blog};
_context.Add(site1);
_context.Add(site2);
// Act
_context.Remove(site1);
// Assert
_context.AsQueryable<Site>().Count().Should().Be(1);
_context.AsQueryable<Site>().First().Should().BeSameAs(site2);
_context.AsQueryable<Blog>().Count().Should().Be(1);
_context.AsQueryable<Blog>().First().Should().BeSameAs(blog);
}
public void Remove_ShouldRemoveDependentGraphOnBranchRemoval()
{
//arrange
var post = new Post();
var blog = new Blog
{
Posts = new List<Post> {new Post(), post}
};
var site = new Site
{
Blog = blog
};
_context.Add(site);
//act
_context.Remove(blog);
//assert
IQueryable<Post> posts = _context.AsQueryable<Post>();
posts.Count().Should().Be(0);
}
public void Remove_ShouldDeleteAnObjectFromRelatedObjects()
{
//arrange
var site = new Site {Blog = new Blog()};
_context.Add(site);
//act
_context.Remove(site.Blog);
//assert
_context.AsQueryable<Blog>().Count().Should().Be(0);
_context.AsQueryable<Site>().First().Blog.Should().BeNull();
}
public void Add_ShouldIgnoreNonReferenceTypeProperties()
{
//arrange
var site = new Site();
site.Id = 2;
//act
_context.Add(site);
//assert
_context.repo._data.Count(x => x.IsType<int>()).Should().Be(0);
}