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require 'spec_helper'
if defined? Sinatra
ERB_TEMPLATE_FOR_PAGINATE = <<EOT
<div>
<ul>
<% @users.each do |user| %>
<li class="user_info"><%= user.id %></li>
<% end %>
</ul>
<%= paginate @users, @options %>
</div>
EOT
ERB_TEMPLATE_FOR_NEXT_PAGE = <<EOT
<div>
<ul>
<% @users.each do |user| %>
<li class="user_info"><%= user.id %></li>
<% end %>
</ul>
<%= link_to_next_page(@users, "Next!", {:id => 'next_page_link'}.merge(@options || {})) %>
</div>
EOT
describe 'Kaminari::Helpers::SinatraHelper' do
before do
50.times {|i| User.create! :name => "user#{i}"}
end
describe '#paginate' do
before do
mock_app do
register Kaminari::Helpers::SinatraHelpers
get '/users' do
@page = params[:page] || 1
@users = User.page(@page)
@options = {}
erb ERB_TEMPLATE_FOR_PAGINATE
end
end
end
context 'normal paginations with Sinatra' do
before { get '/users' }
it 'should have a navigation tag' do
last_document.search('nav.pagination').should_not be_empty
end
it 'should have pagination links' do
last_document.search('.page a').should have_at_least(1).items
last_document.search('.next a').should have_at_least(1).items
last_document.search('.last a').should have_at_least(1).items
end
it 'should point to current page' do
last_document.search('.current').text.should match(/1/)
get '/users?page=2'
last_document.search('.current').text.should match(/2/)
end
it 'should load 25 users' do
last_document.search('li.user_info').should have(25).items
end
it 'should preserve params' do
get '/users?foo=bar'
last_document.search('.page a').should(be_all do |elm|
elm.attribute('href').value =~ /foo=bar/
end)
end
end
context 'optional paginations with Sinatra' do
it 'should have 5 windows with 1 gap' do
mock_app do
register Kaminari::Helpers::SinatraHelpers
get '/users' do
@page = params[:page] || 1
@users = User.page(@page).per(5)
@options = {}
erb ERB_TEMPLATE_FOR_PAGINATE
end
end
get '/users'
last_document.search('.page').should have(6).items
last_document.search('.gap').should have(1).item
end
it 'should controll the inner window size' do
mock_app do
register Kaminari::Helpers::SinatraHelpers
get '/users' do
@page = params[:page] || 1
@users = User.page(@page).per(3)
@options = {:window => 10}
erb ERB_TEMPLATE_FOR_PAGINATE
end
end
get '/users'
last_document.search('.page').should have(12).items
last_document.search('.gap').should have(1).item
end
it 'should specify a page param name' do
mock_app do
register Kaminari::Helpers::SinatraHelpers
get '/users' do
@page = params[:page] || 1
@users = User.page(@page).per(3)
@options = {:param_name => :user_page}
erb ERB_TEMPLATE_FOR_PAGINATE
end
end
get '/users'
last_document.search('.page a').should(be_all do |elm|
elm.attribute('href').value =~ /user_page=\d+/
end)
end
end
end
describe '#link_to_next_page' do
before do
mock_app do
register Kaminari::Helpers::SinatraHelpers
get '/users' do
@page = params[:page] || 1
@users = User.page(@page)
erb ERB_TEMPLATE_FOR_NEXT_PAGE
end
get '/users_placeholder' do
@page = params[:page] || 1
@options = {:placeholder => %{<span id='no_next_page'>No Next Page</span>}}
@users = User.page(@page)
erb ERB_TEMPLATE_FOR_NEXT_PAGE
end
end
end
context 'having more page' do
it 'should have a more page link' do
get '/users'
last_document.search('a#next_page_link').should be_present
last_document.search('a#next_page_link').text.should match(/Next!/)
end
end
context 'the last page' do
it 'should not have a more page link' do
get '/users?page=2'
last_document.search('a#next_page_link').should be_empty
end
it 'should have a no more page notation using placeholder' do
get '/users_placeholder?page=2'
last_document.search('a#next_page_link').should be_empty
last_document.search('span#no_next_page').should be_present
last_document.search('span#no_next_page').text.should match(/No Next Page/)
end
end
end
end
end
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