require 'rails_helper'

RSpec.describe ActiveAdmin::BatchActions::ResourceExtension do

  let(:resource) do
    namespace = ActiveAdmin::Namespace.new(ActiveAdmin::Application.new, :admin)
    namespace.batch_actions = true
    namespace.register(Post)
  end

  describe "default action" do

    it "should have the default action by default" do
      expect(resource.batch_actions.size).to eq 1
      expect(resource.batch_actions.first.sym == :destroy).to eq true
    end

  end

  describe "adding a new batch action" do

    before do
      resource.clear_batch_actions!
      resource.add_batch_action :flag, "Flag" do
        # Empty
      end
    end

    it "should add an batch action" do
      expect(resource.batch_actions.size).to eq 1
    end

    it "should store an instance of BatchAction" do
      expect(resource.batch_actions.first).to be_an_instance_of(ActiveAdmin::BatchAction)
    end

    it "should store the block in the batch action" do
      expect(resource.batch_actions.first.block).to_not eq nil
    end

  end

  describe "removing batch action" do

    before do
      resource.remove_batch_action :destroy
    end

    it "should allow for batch action removal" do
      expect(resource.batch_actions.size).to eq 0
    end

  end

  describe "#display_if_block" do

    it "should return true by default" do
      action = ActiveAdmin::BatchAction.new :default, "Default"
      expect(action.display_if_block.call).to eq true
    end

    it "should return the :if block if set" do
      action = ActiveAdmin::BatchAction.new :with_block, "With Block", if: proc { false }
      expect(action.display_if_block.call).to eq false
    end

  end

  describe "batch action priority" do

    it "should have a default priority" do
      action = ActiveAdmin::BatchAction.new :default, "Default"
      expect(action.priority).to eq 10
    end

    it "should correctly order two actions" do
      priority_one = ActiveAdmin::BatchAction.new :one, "One", priority: 1
      priority_ten = ActiveAdmin::BatchAction.new :ten, "Ten", priority: 10
      expect(priority_one).to be < priority_ten
    end

  end

end