require 'spec_helper'

module Ransack
  module Helpers
    describe FormHelper do

      router = ActionDispatch::Routing::RouteSet.new
      router.draw do
        resources :people
        get ':controller(/:action(/:id(.:format)))'
      end

      include router.url_helpers

      # FIXME: figure out a cleaner way to get this behavior
      before do
        @controller = ActionView::TestCase::TestController.new
        @controller.instance_variable_set(:@_routes, router)
        @controller.class_eval do
          include router.url_helpers
        end

        @controller.view_context_class.class_eval do
          include router.url_helpers
        end
      end

      describe '#sort_link with default search_key' do
        subject { @controller.view_context.
          sort_link(
            [:main_app, Person.search(sorts: ['name desc'])],
            :name,
            controller: 'people'
          )
        }
        it { should match(
          if ActiveRecord::VERSION::STRING =~ /^3\.[1-2]\./
            /people\?q%5Bs%5D=name\+asc/
          else
            /people\?q(%5B|\[)s(%5D|\])=name\+asc/
          end)
        } 
        it { should match /sort_link desc/ }
        it { should match /Full Name ▼/ }
      end

      describe '#sort_link with default search_key defined as symbol' do
        subject { @controller.
          view_context.sort_link(
            Person.search({ :sorts => ['name desc'] }, :search_key => :people_search),
            :name, :controller => 'people'
          )
        }
        it { should match(
          if ActiveRecord::VERSION::STRING =~ /^3\.[1-2]\./
            /people\?people_search%5Bs%5D=name\+asc/
          else
            /people\?people_search(%5B|\[)s(%5D|\])=name\+asc/
          end)
        } 
      end

      describe '#sort_link with default search_key defined as string' do
        subject {
          @controller.view_context.sort_link(
            Person.search({ :sorts => ['name desc'] }, :search_key => 'people_search'),
            :name, :controller => 'people'
          )
        }
        it { should match(
          if ActiveRecord::VERSION::STRING =~ /^3\.[1-2]\./
            /people\?people_search%5Bs%5D=name\+asc/
          else
            /people\?people_search(%5B|\[)s(%5D|\])=name\+asc/
          end)
        } 
      end

      context 'view has existing parameters' do
        before do
          @controller.view_context.params.merge!({ :exist => 'existing' })
        end
        describe '#sort_link should not remove existing params' do
          subject {
            @controller.view_context.sort_link(
              Person.search({ :sorts => ['name desc'] }, :search_key => 'people_search'),
              :name, :controller => 'people'
            )
          }
          it {
            should match /exist\=existing/
          }
        end
      end
    end
  end
end