require 'spec_helper'

module Liquid
  module Rails
    describe PaginateTag, type: :tag do
      before(:all) do
        post           = ::Post.new(title: 'New Post', body: 'Body')
        comment1       = ::Comment.new(id: 1, body: 'COMMENT 1')
        comment2       = ::Comment.new(id: 2, body: 'COMMENT 2')
        comment3       = ::Comment.new(id: 3, body: 'COMMENT 3')
        comment4       = ::Comment.new(id: 4, body: 'COMMENT 4')
        comment5       = ::Comment.new(id: 5, body: 'COMMENT 5')
        post.comments  = [comment1, comment2, comment3, comment4, comment5]
        @post_drop     = ::PostDrop.new(post)
      end

      context 'first_page' do
        it 'returns the page size' do
          expect_template_result("{% paginate post.comments by 2 %}{{ paginate.collection | size }}{% endpaginate %}", '2', { 'post' => @post_drop })
        end

        it 'returns the comments inside the collection' do
          expect_template_result("{% paginate post.comments by 2 %}{{ paginate.collection[0].body }},{{ paginate.collection[1].body }}{% endpaginate %}", 'COMMENT 1,COMMENT 2', { 'post' => @post_drop })
        end

        it '#current_offset' do
          expect_template_result("{% paginate post.comments by 2 %}{{ paginate.current_offset }}{% endpaginate %}", '0', { 'post' => @post_drop })
        end

        it '#current_page' do
          expect_template_result("{% paginate post.comments by 2 %}{{ paginate.current_page }}{% endpaginate %}", '1', { 'post' => @post_drop })
        end

        it '#page_size' do
          expect_template_result("{% paginate post.comments by 2 %}{{ paginate.page_size }}{% endpaginate %}", '2', { 'post' => @post_drop })
        end

        it '#pages' do
          expect_template_result("{% paginate post.comments by 2 %}{{ paginate.pages }}{% endpaginate %}", '3', { 'post' => @post_drop })
        end

        it '#items' do
          expect_template_result("{% paginate post.comments by 2 %}{{ paginate.items }}{% endpaginate %}", '5', { 'post' => @post_drop })
        end

        it '#previous' do
          expect_template_result("{% paginate post.comments by 2 %}{{ paginate.previous }}{% endpaginate %}", '', { 'post' => @post_drop })
        end

        it '#next' do
          expect_template_result("{% paginate post.comments by 2 %}{{ paginate.next }}{% endpaginate %}", %|{"title"=>"Next »", "url"=>"/?page=2", "is_link"=>true}|, { 'post' => @post_drop })
        end

        it '#parts' do
          expect_template_result("{% paginate post.comments by 2 %}{{ paginate.parts }}{% endpaginate %}", %|{"title"=>1, "is_link"=>false, "hellip_break"=>false}{"title"=>2, "url"=>"/?page=2", "is_link"=>true}{"title"=>3, "url"=>"/?page=3", "is_link"=>true}|, { 'post' => @post_drop })
        end
      end

      context 'second_page' do
        before(:all) { controller.params[:page] = 2 }
        after(:all)  { controller.params[:page] = nil }

        it '#current_page' do
          expect_template_result("{% paginate post.comments by 2 %}{{ paginate.current_page }}{% endpaginate %}", '2', { 'post' => @post_drop })
        end

        it '#previous' do
          expect_template_result("{% paginate post.comments by 2 %}{{ paginate.previous }}{% endpaginate %}", %|{"title"=>"« Previous", "url"=>"/?page=1", "is_link"=>true}|, { 'post' => @post_drop })
        end

        it '#next' do
          expect_template_result("{% paginate post.comments by 2 %}{{ paginate.next }}{% endpaginate %}", %|{"title"=>"Next »", "url"=>"/?page=3", "is_link"=>true}|, { 'post' => @post_drop })
        end
      end

      context 'last_page' do
        before(:all) { controller.params[:page] = 3 }
        after(:all)  { controller.params[:page] = nil }

        it 'returns the page size' do
          expect_template_result("{% paginate post.comments by 2 %}{{ paginate.collection | size }}{% endpaginate %}", '1', { 'post' => @post_drop })
        end

        it 'returns the comments inside the collection' do
          expect_template_result("{% paginate post.comments by 2 %}{{ paginate.collection[0].body }}{% endpaginate %}", 'COMMENT 5', { 'post' => @post_drop })
        end

        it '#current_offset' do
          expect_template_result("{% paginate post.comments by 2 %}{{ paginate.current_offset }}{% endpaginate %}", '4', { 'post' => @post_drop })
        end

        it '#current_page' do
          expect_template_result("{% paginate post.comments by 2 %}{{ paginate.current_page }}{% endpaginate %}", '3', { 'post' => @post_drop })
        end

        it '#page_size' do
          expect_template_result("{% paginate post.comments by 2 %}{{ paginate.page_size }}{% endpaginate %}", '2', { 'post' => @post_drop })
        end

        it '#pages' do
          expect_template_result("{% paginate post.comments by 2 %}{{ paginate.pages }}{% endpaginate %}", '3', { 'post' => @post_drop })
        end

        it '#items' do
          expect_template_result("{% paginate post.comments by 2 %}{{ paginate.items }}{% endpaginate %}", '5', { 'post' => @post_drop })
        end

        it '#previous' do
          expect_template_result("{% paginate post.comments by 2 %}{{ paginate.previous }}{% endpaginate %}", %|{"title"=>"« Previous", "url"=>"/?page=2", "is_link"=>true}|, { 'post' => @post_drop })
        end

        it '#next' do
          expect_template_result("{% paginate post.comments by 2 %}{{ paginate.next }}{% endpaginate %}", %||, { 'post' => @post_drop })
        end

        it '#parts' do
          expect_template_result("{% paginate post.comments by 2 %}{{ paginate.parts }}{% endpaginate %}", %|{"title"=>1, "url"=>"/?page=1", "is_link"=>true}{"title"=>2, "url"=>"/?page=2", "is_link"=>true}{"title"=>3, "is_link"=>false, "hellip_break"=>false}|, { 'post' => @post_drop })
        end
      end

      context 'default_pagination' do
        after(:all)  { controller.params[:page] = nil }

        it 'is in the first_page' do
          controller.params[:page] = 1
          expect_template_result("{% paginate post.comments by 2 %}{{ paginate | default_pagination }}{% endpaginate %}", %|<span class=\"page current\">1</span> <span class=\"page\"><a href=\"/?page=2\">2</a></span> <span class=\"page\"><a href=\"/?page=3\">3</a></span> <span class=\"next\"><a href=\"/?page=2\" rel=\"next\">Next &raquo;</a></span>|, { 'post' => @post_drop })
        end

        it 'is in the second_page' do
          controller.params[:page] = 2
          expect_template_result("{% paginate post.comments by 2 %}{{ paginate | default_pagination }}{% endpaginate %}", %|<span class=\"prev\"><a href=\"/?page=1\" rel=\"prev\">&laquo; Previous</a></span> <span class=\"page\"><a href=\"/?page=1\">1</a></span> <span class=\"page current\">2</span> <span class=\"page\"><a href=\"/?page=3\">3</a></span> <span class=\"next\"><a href=\"/?page=3\" rel=\"next\">Next &raquo;</a></span>|, { 'post' => @post_drop })
        end

        it 'is in the last_page' do
          controller.params[:page] = 3
          expect_template_result("{% paginate post.comments by 2 %}{{ paginate | default_pagination }}{% endpaginate %}", %|<span class=\"prev\"><a href=\"/?page=2\" rel=\"prev\">&laquo; Previous</a></span> <span class=\"page\"><a href=\"/?page=1\">1</a></span> <span class=\"page\"><a href=\"/?page=2\">2</a></span> <span class=\"page current\">3</span>|, { 'post' => @post_drop })
        end
      end

      context 'bootstrap_pagination' do
        after(:all)  { controller.params[:page] = nil }

        it 'is in the first_page' do
          controller.params[:page] = 1
          expect_template_result("{% paginate post.comments by 2 %}{{ paginate | bootstrap_pagination }}{% endpaginate %}", %|<nav><ul class="pagination "> <li class="disabled"><a href="#" aria-label="Previous"><span aria-hidden="true">&laquo; Previous</span></a></li> <li class="active"><span>1</span></li> <li><a href="/?page=2">2</a></li> <li><a href="/?page=3">3</a></li> <li><a href="/?page=2" aria-label="Next"><span aria-hidden="true">Next &raquo;</span></a></li> </ul></nav>|, { 'post' => @post_drop })
        end

        it 'is in the second_page' do
          controller.params[:page] = 2
          expect_template_result("{% paginate post.comments by 2 %}{{ paginate | bootstrap_pagination }}{% endpaginate %}", %|<nav><ul class="pagination "> <li><a href="/?page=1" aria-label="Previous"><span aria-hidden="true">&laquo; Previous</span></a></li> <li><a href="/?page=1">1</a></li> <li class="active"><span>2</span></li> <li><a href="/?page=3">3</a></li> <li><a href="/?page=3" aria-label="Next"><span aria-hidden="true">Next &raquo;</span></a></li> </ul></nav>|, { 'post' => @post_drop })
        end

        it 'is in the last_page' do
          controller.params[:page] = 3
          expect_template_result("{% paginate post.comments by 2 %}{{ paginate | bootstrap_pagination }}{% endpaginate %}", %|<nav><ul class="pagination "> <li><a href="/?page=2" aria-label="Previous"><span aria-hidden="true">&laquo; Previous</span></a></li> <li><a href="/?page=1">1</a></li> <li><a href="/?page=2">2</a></li> <li class="active"><span>3</span></li> <li class="disabled"><a href="#" aria-label="Next"><span aria-hidden="true">Next &raquo;</span></a></li> </ul></nav>|, { 'post' => @post_drop })
        end
      end
    end
  end
end