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# frozen_string_literal: true
require 'test_helper'
module ActiveModelSerializers
module Adapter
class JsonApi
class HasManyTest < ActiveSupport::TestCase
class ModelWithoutSerializer < ::Model
attributes :id, :name
end
def setup
ActionController::Base.cache_store.clear
@author = Author.new(id: 1, name: 'Steve K.')
@author.posts = []
@author.bio = nil
@post = Post.new(id: 1, title: 'New Post', body: 'Body')
@post_without_comments = Post.new(id: 2, title: 'Second Post', body: 'Second')
@first_comment = Comment.new(id: 1, body: 'ZOMG A COMMENT')
@first_comment.author = nil
@second_comment = Comment.new(id: 2, body: 'ZOMG ANOTHER COMMENT')
@second_comment.author = nil
@post.comments = [@first_comment, @second_comment]
@post_without_comments.comments = []
@first_comment.post = @post
@second_comment.post = @post
@post.author = @author
@post_without_comments.author = nil
@blog = Blog.new(id: 1, name: 'My Blog!!')
@blog.writer = @author
@blog.articles = [@post]
@post.blog = @blog
@post_without_comments.blog = nil
@tag = ModelWithoutSerializer.new(id: 1, name: '#hash_tag')
@post.tags = [@tag]
@serializer = PostSerializer.new(@post)
@adapter = ActiveModelSerializers::Adapter::JsonApi.new(@serializer)
@virtual_value = VirtualValue.new(id: 1)
end
def test_includes_comment_ids
expected = { data: [{ type: 'comments', id: '1' }, { type: 'comments', id: '2' }] }
assert_equal(expected, @adapter.serializable_hash[:data][:relationships][:comments])
end
test 'relationships can be whitelisted via fields' do
@adapter = ActiveModelSerializers::Adapter::JsonApi.new(@serializer, fields: { posts: [:author] })
result = @adapter.serializable_hash
expected = {
data: {
id: '1',
type: 'posts',
relationships: {
author: {
data: {
id: '1',
type: 'authors'
}
}
}
}
}
assert_equal expected, result
end
def test_includes_linked_comments
@adapter = ActiveModelSerializers::Adapter::JsonApi.new(@serializer, include: [:comments])
expected = [{
id: '1',
type: 'comments',
attributes: {
body: 'ZOMG A COMMENT'
},
relationships: {
post: { data: { type: 'posts', id: '1' } },
author: { data: nil }
}
}, {
id: '2',
type: 'comments',
attributes: {
body: 'ZOMG ANOTHER COMMENT'
},
relationships: {
post: { data: { type: 'posts', id: '1' } },
author: { data: nil }
}
}]
assert_equal expected, @adapter.serializable_hash[:included]
end
def test_limit_fields_of_linked_comments
@adapter = ActiveModelSerializers::Adapter::JsonApi.new(@serializer, include: [:comments], fields: { comment: [:id, :post, :author] })
expected = [{
id: '1',
type: 'comments',
relationships: {
post: { data: { type: 'posts', id: '1' } },
author: { data: nil }
}
}, {
id: '2',
type: 'comments',
relationships: {
post: { data: { type: 'posts', id: '1' } },
author: { data: nil }
}
}]
assert_equal expected, @adapter.serializable_hash[:included]
end
def test_no_include_linked_if_comments_is_empty
serializer = PostSerializer.new(@post_without_comments)
adapter = ActiveModelSerializers::Adapter::JsonApi.new(serializer)
assert_nil adapter.serializable_hash[:linked]
end
def test_include_type_for_association_when_different_than_name
serializer = BlogSerializer.new(@blog)
adapter = ActiveModelSerializers::Adapter::JsonApi.new(serializer)
actual = adapter.serializable_hash[:data][:relationships][:articles]
expected = {
data: [{
type: 'posts',
id: '1'
}]
}
assert_equal expected, actual
end
def test_has_many_with_no_serializer
post_serializer_class = Class.new(ActiveModel::Serializer) do
attributes :id
has_many :tags
end
serializer = post_serializer_class.new(@post)
adapter = ActiveModelSerializers::Adapter::JsonApi.new(serializer)
assert_equal({
data: {
id: '1',
type: 'posts',
relationships: {
tags: { data: [@tag.as_json] }
}
}
}, adapter.serializable_hash)
end
def test_has_many_with_virtual_value
serializer = VirtualValueSerializer.new(@virtual_value)
adapter = ActiveModelSerializers::Adapter::JsonApi.new(serializer)
assert_equal({
data: {
id: '1',
type: 'virtual-values',
relationships: {
maker: { data: { type: 'makers', id: '1' } },
reviews: { data: [{ type: 'reviews', id: '1' },
{ type: 'reviews', id: '2' }] }
}
}
}, adapter.serializable_hash)
end
end
end
end
end
|
