minicomic-backend/test/image_processing_test.rb

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2010-09-12 13:16:44 +00:00
require 'minicomic-backend/image_processing'
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class TestImageProcessing < Test::Unit::TestCase
def setup
@instance = Class.new do
include ImageProcessing
attr_accessor :config
end.new
end
def test_setup_inkscape
[
[ {}, [], 'target' ],
[ { 'width' => 'test' }, [], 'target' ],
[ { 'width' => 200 }, ['-w 200'], 'target' ],
[ { 'height' => 'test' }, [], 'target' ],
[ { 'height' => 200 }, ['-h 200'], 'target' ],
[ { 'rotate' => 0 }, [], 'target' ],
[ { 'rotate' => 90 }, [], 'target-pre.png' ],
[ { 'rotate' => 90, 'width' => 50, 'height' => 75 }, ['-w 75', '-h 50'], 'target-pre.png' ],
].each do |config, expected_params, expected_target|
@instance.config = config
params, inkscape_target = @instance.setup_inkscape('target')
assert_equal expected_params, params
assert_equal inkscape_target, expected_target
end
end
def test_handle_inkscape_rotation
@instance.config = { 'rotate' => 90 }
@instance.expects(:convert).with(['"target-pre.png"', '-rotate 90', '"target"'])
FakeFS do
FileUtils.touch('target-pre.png')
@instance.handle_inkscape_rotation('target-pre.png', 'target')
assert !(File.exists? 'target-pre.png')
end
end
def test_convert
[ false, true ].each do |verbose|
@instance.expects(:call_system).with('convert ' + (verbose ? '-verbose ' : '') + 'test')
@instance.convert(['test'], verbose)
end
end
def test_inkscape
@instance.expects(:call_system).with('inkscape -e "new-target" -y 1.0 -w 200 "input"')
@instance.expects(:handle_inkscape_rotation).with('new-target', 'target')
@instance.expects(:setup_inkscape).returns([['-w 200'], 'new-target'])
@instance.inkscape('input', 'target')
end
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end