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95 lines
2.8 KiB
95 lines
2.8 KiB
# Redmine - project management software
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# Copyright (C) 2006-2013 Jean-Philippe Lang
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License
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# as published by the Free Software Foundation; either version 2
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# of the License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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require File.expand_path('../../../../test_helper', __FILE__)
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class Redmine::PaginationTest < ActiveSupport::TestCase
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def setup
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@klass = Redmine::Pagination::Paginator
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end
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def test_count_is_zero
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p = @klass.new 0, 10, 1
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assert_equal 0, p.offset
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assert_equal 10, p.per_page
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%w(first_page previous_page next_page last_page).each do |method|
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assert_nil p.send(method), "#{method} was not nil"
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end
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assert_equal 0, p.first_item
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assert_equal 0, p.last_item
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assert_equal [], p.linked_pages
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end
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def test_count_is_less_than_per_page
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p = @klass.new 7, 10, 1
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assert_equal 0, p.offset
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assert_equal 10, p.per_page
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assert_equal 1, p.first_page
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assert_nil p.previous_page
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assert_nil p.next_page
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assert_equal 1, p.last_page
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assert_equal 1, p.first_item
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assert_equal 7, p.last_item
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assert_equal [], p.linked_pages
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end
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def test_count_is_equal_to_per_page
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p = @klass.new 10, 10, 1
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assert_equal 0, p.offset
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assert_equal 10, p.per_page
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assert_equal 1, p.first_page
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assert_nil p.previous_page
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assert_nil p.next_page
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assert_equal 1, p.last_page
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assert_equal 1, p.first_item
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assert_equal 10, p.last_item
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assert_equal [], p.linked_pages
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end
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def test_2_pages
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p = @klass.new 16, 10, 1
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assert_equal 0, p.offset
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assert_equal 10, p.per_page
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assert_equal 1, p.first_page
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assert_nil p.previous_page
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assert_equal 2, p.next_page
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assert_equal 2, p.last_page
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assert_equal 1, p.first_item
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assert_equal 10, p.last_item
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assert_equal [1, 2], p.linked_pages
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end
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def test_many_pages
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p = @klass.new 155, 10, 1
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assert_equal 0, p.offset
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assert_equal 10, p.per_page
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assert_equal 1, p.first_page
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assert_nil p.previous_page
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assert_equal 2, p.next_page
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assert_equal 16, p.last_page
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assert_equal 1, p.first_item
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assert_equal 10, p.last_item
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assert_equal [1, 2, 3, 16], p.linked_pages
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end
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end
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