Chris@1464: # Redmine - project management software
Chris@1494: # Copyright (C) 2006-2014  Jean-Philippe Lang
Chris@1464: #
Chris@1464: # This program is free software; you can redistribute it and/or
Chris@1464: # modify it under the terms of the GNU General Public License
Chris@1464: # as published by the Free Software Foundation; either version 2
Chris@1464: # of the License, or (at your option) any later version.
Chris@1464: #
Chris@1464: # This program is distributed in the hope that it will be useful,
Chris@1464: # but WITHOUT ANY WARRANTY; without even the implied warranty of
Chris@1464: # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
Chris@1464: # GNU General Public License for more details.
Chris@1464: #
Chris@1464: # You should have received a copy of the GNU General Public License
Chris@1464: # along with this program; if not, write to the Free Software
Chris@1464: # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
Chris@1464: 
Chris@1464: require File.expand_path('../../../../test_helper', __FILE__)
Chris@1464: 
Chris@1464: class Redmine::PaginationTest < ActiveSupport::TestCase
Chris@1464: 
Chris@1464:   def setup
Chris@1464:     @klass = Redmine::Pagination::Paginator
Chris@1464:   end
Chris@1464: 
Chris@1464:   def test_count_is_zero
Chris@1464:     p = @klass.new 0, 10, 1
Chris@1464: 
Chris@1464:     assert_equal 0, p.offset
Chris@1464:     assert_equal 10, p.per_page
Chris@1464:     %w(first_page previous_page next_page last_page).each do |method|
Chris@1464:       assert_nil p.send(method), "#{method} was not nil"
Chris@1464:     end
Chris@1464:     assert_equal 0, p.first_item
Chris@1464:     assert_equal 0, p.last_item
Chris@1464:     assert_equal [], p.linked_pages
Chris@1464:   end
Chris@1464: 
Chris@1464:   def test_count_is_less_than_per_page
Chris@1464:     p = @klass.new 7, 10, 1
Chris@1464: 
Chris@1464:     assert_equal 0, p.offset
Chris@1464:     assert_equal 10, p.per_page
Chris@1464:     assert_equal 1, p.first_page
Chris@1464:     assert_nil p.previous_page
Chris@1464:     assert_nil p.next_page
Chris@1464:     assert_equal 1, p.last_page
Chris@1464:     assert_equal 1, p.first_item
Chris@1464:     assert_equal 7, p.last_item
Chris@1464:     assert_equal [], p.linked_pages
Chris@1464:   end
Chris@1464: 
Chris@1464:   def test_count_is_equal_to_per_page
Chris@1464:     p = @klass.new 10, 10, 1
Chris@1464: 
Chris@1464:     assert_equal 0, p.offset
Chris@1464:     assert_equal 10, p.per_page
Chris@1464:     assert_equal 1, p.first_page
Chris@1464:     assert_nil p.previous_page
Chris@1464:     assert_nil p.next_page
Chris@1464:     assert_equal 1, p.last_page
Chris@1464:     assert_equal 1, p.first_item
Chris@1464:     assert_equal 10, p.last_item
Chris@1464:     assert_equal [], p.linked_pages
Chris@1464:   end
Chris@1464: 
Chris@1464:   def test_2_pages
Chris@1464:     p = @klass.new 16, 10, 1
Chris@1464: 
Chris@1464:     assert_equal 0, p.offset
Chris@1464:     assert_equal 10, p.per_page
Chris@1464:     assert_equal 1, p.first_page
Chris@1464:     assert_nil p.previous_page
Chris@1464:     assert_equal 2, p.next_page
Chris@1464:     assert_equal 2, p.last_page
Chris@1464:     assert_equal 1, p.first_item
Chris@1464:     assert_equal 10, p.last_item
Chris@1464:     assert_equal [1, 2], p.linked_pages
Chris@1464:   end
Chris@1464: 
Chris@1464:   def test_many_pages
Chris@1464:     p = @klass.new 155, 10, 1
Chris@1464: 
Chris@1464:     assert_equal 0, p.offset
Chris@1464:     assert_equal 10, p.per_page
Chris@1464:     assert_equal 1, p.first_page
Chris@1464:     assert_nil p.previous_page
Chris@1464:     assert_equal 2, p.next_page
Chris@1464:     assert_equal 16, p.last_page
Chris@1464:     assert_equal 1, p.first_item
Chris@1464:     assert_equal 10, p.last_item
Chris@1464:     assert_equal [1, 2, 3, 16], p.linked_pages
Chris@1464:   end
Chris@1464: end