comparison test/unit/lib/redmine/pagination_test.rb @ 1298:4f746d8966dd redmine_2.3_integration

Merge from redmine-2.3 branch to create new branch redmine-2.3-integration

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