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# Copyright (C) 2017-2019 Kouhei Sutou <kou@cozmixng.org>
#
# 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 "rabbit/canvas"
class RabbitCanvasTest < Test::Unit::TestCase
setup do
@logger = Rabbit::Logger::STDERR.new
@canvas = Rabbit::Canvas.new(@logger, Rabbit::Renderer::Offscreen)
end
def create_slide(title)
title_element = Rabbit::Element::Text.new(title)
slide = Rabbit::Element::Slide.new(title_element)
slide
end
sub_test_case("#have_previous?") do
test("no slides") do
assert_false(@canvas.have_previous?)
end
test("first slide") do
@canvas.slides << create_slide("Title")
@canvas.slides << create_slide("Page1")
@canvas.move_to_first
assert_false(@canvas.have_previous?)
end
test("last slide") do
@canvas.slides << create_slide("Title")
@canvas.slides << create_slide("Page1")
@canvas.move_to_last
assert_true(@canvas.have_previous?)
end
end
sub_test_case("#have_next?") do
test("no slides") do
assert_false(@canvas.have_next?)
end
test("first slide") do
@canvas.slides << create_slide("Title")
@canvas.slides << create_slide("Page1")
@canvas.move_to_first
assert_true(@canvas.have_next?)
end
test("last slide") do
@canvas.slides << create_slide("Title")
@canvas.slides << create_slide("Page1")
@canvas.move_to_last
assert_false(@canvas.have_next?)
end
end
end
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