https://github.com/jekyll/jekyll
Tip revision: 12989f9a4e9aa44a7ad16cdd3578968085114efc authored by Matt Rogers on 05 November 2013, 01:59:57 UTC
Release 1.3.0
Release 1.3.0
Tip revision: 12989f9
test_pager.rb
require 'helper'
class TestPager < Test::Unit::TestCase
def build_site(config = {})
base = Jekyll::Configuration::DEFAULTS.deep_merge({
'source' => source_dir,
'destination' => dest_dir,
'paginate' => 1
})
site = Jekyll::Site.new(base.deep_merge(config))
site.process
site
end
should "calculate number of pages" do
assert_equal(0, Pager.calculate_pages([], '2'))
assert_equal(1, Pager.calculate_pages([1], '2'))
assert_equal(1, Pager.calculate_pages([1,2], '2'))
assert_equal(2, Pager.calculate_pages([1,2,3], '2'))
assert_equal(2, Pager.calculate_pages([1,2,3,4], '2'))
assert_equal(3, Pager.calculate_pages([1,2,3,4,5], '2'))
end
should "determine the pagination path" do
assert_equal("/index.html", Pager.paginate_path(build_site, 1))
assert_equal("/page2", Pager.paginate_path(build_site, 2))
assert_equal("/index.html", Pager.paginate_path(build_site({'paginate_path' => '/blog/page-:num'}), 1))
assert_equal("/blog/page-2", Pager.paginate_path(build_site({'paginate_path' => '/blog/page-:num'}), 2))
assert_equal("/index.html", Pager.paginate_path(build_site({'paginate_path' => '/blog/page/:num'}), 1))
assert_equal("/blog/page/2", Pager.paginate_path(build_site({'paginate_path' => '/blog/page/:num'}), 2))
assert_equal("/contacts/index.html", Pager.paginate_path(build_site({'paginate_path' => '/contacts/page:num'}), 1))
assert_equal("/contacts/page2", Pager.paginate_path(build_site({'paginate_path' => '/contacts/page:num'}), 2))
assert_equal("/contacts/index.html", Pager.paginate_path(build_site({'paginate_path' => '/contacts/page/:num'}), 1))
assert_equal("/contacts/page/2", Pager.paginate_path(build_site({'paginate_path' => '/contacts/page/:num'}), 2))
end
context "pagination disabled" do
should "report that pagination is disabled" do
assert !Pager.pagination_enabled?(build_site('paginate' => nil))
end
end
context "pagination enabled for 2" do
setup do
@site = build_site('paginate' => 2)
@posts = @site.posts
end
should "report that pagination is enabled" do
assert Pager.pagination_enabled?(@site)
end
context "with 4 posts" do
setup do
@posts = @site.posts[1..4] # limit to 4
end
should "create first pager" do
pager = Pager.new(@site, 1, @posts)
assert_equal(2, pager.posts.size)
assert_equal(2, pager.total_pages)
assert_nil(pager.previous_page)
assert_equal(2, pager.next_page)
end
should "create second pager" do
pager = Pager.new(@site, 2, @posts)
assert_equal(2, pager.posts.size)
assert_equal(2, pager.total_pages)
assert_equal(1, pager.previous_page)
assert_nil(pager.next_page)
end
should "not create third pager" do
assert_raise(RuntimeError) { Pager.new(@site, 3, @posts) }
end
end
context "with 5 posts" do
setup do
@posts = @site.posts[1..5] # limit to 5
end
should "create first pager" do
pager = Pager.new(@site, 1, @posts)
assert_equal(2, pager.posts.size)
assert_equal(3, pager.total_pages)
assert_nil(pager.previous_page)
assert_equal(2, pager.next_page)
end
should "create second pager" do
pager = Pager.new(@site, 2, @posts)
assert_equal(2, pager.posts.size)
assert_equal(3, pager.total_pages)
assert_equal(1, pager.previous_page)
assert_equal(3, pager.next_page)
end
should "create third pager" do
pager = Pager.new(@site, 3, @posts)
assert_equal(1, pager.posts.size)
assert_equal(3, pager.total_pages)
assert_equal(2, pager.previous_page)
assert_nil(pager.next_page)
end
should "not create fourth pager" do
assert_raise(RuntimeError) { Pager.new(@site, 4, @posts) }
end
end
end
end