active_model_serializers/test/adapter/json_test.rb

# frozen_string_literal: true

require 'test_helper'

module ActiveModelSerializers
  module Adapter
    class JsonTest < ActiveSupport::TestCase
      def setup
        ActionController::Base.cache_store.clear
        @author = Author.new(id: 1, name: 'Steve K.')
        @post = Post.new(id: 1, title: 'New Post', body: 'Body')
        @first_comment = Comment.new(id: 1, body: 'ZOMG A COMMENT')
        @second_comment = Comment.new(id: 2, body: 'ZOMG ANOTHER COMMENT')
        @post.comments = [@first_comment, @second_comment]
        @first_comment.post = @post
        @second_comment.post = @post
        @post.author = @author
        @blog = Blog.new(id: 1, name: 'My Blog!!')
        @post.blog = @blog

        @serializer = PostSerializer.new(@post)
        @adapter = ActiveModelSerializers::Adapter::Json.new(@serializer)
      end

      def test_has_many
        assert_equal([
                       { id: 1, body: 'ZOMG A COMMENT' },
                       { id: 2, body: 'ZOMG ANOTHER COMMENT' }
                     ], @adapter.serializable_hash[:post][:comments])
      end

      def test_custom_keys
        serializer = PostWithCustomKeysSerializer.new(@post)
        adapter = ActiveModelSerializers::Adapter::Json.new(serializer)

        assert_equal({
                       id: 1,
                       reviews: [
                         { id: 1, body: 'ZOMG A COMMENT' },
                         { id: 2, body: 'ZOMG ANOTHER COMMENT' }
                       ],
                       writer: { id: 1, name: 'Steve K.' },
                       site: { id: 1, name: 'My Blog!!' }
                     }, adapter.serializable_hash[:post])
      end
    end
  end
end