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# Copyright (c) 2011-2017 NAITOH Jun
# Released under the MIT license
# http://www.opensource.org/licenses/MIT
require 'test_helper'
class RbpdfTest < Test::Unit::TestCase
images = {
'PNG' => {:file => 'logo_rbpdf_8bit.png', :type => 'PNG', :mime => 'image/png', :use_magick => false},
'PNG monotone' => {:file => 'logo_rbpdf_mono_rgb.png', :type => 'PNG', :mime => 'image/png', :use_magick => false},
'GIF' => {:file => 'logo_rbpdf_8bit.gif', :type => 'GIF', :mime => 'image/gif', :use_magick => true, :channels => 3, :bits => 8},
'GIF alpha' => {:file => 'logo_rbpdf_8bit_alpha.gif', :type => 'GIF', :mime => 'image/gif', :use_magick => true, :channels => 3, :bits => 8},
'JPEG RGB' => {:file => 'logo_rbpdf_8bit.jpg', :type => 'JPEG', :mime => 'image/jpeg', :use_magick => true, :channels => 3, :bits => 8},
'JPEG monotone RGB' => {:file => 'logo_rbpdf_mono_rgb.jpg', :type => 'JPEG', :mime => 'image/jpeg', :use_magick => true, :channels => 3, :bits => 8},
'JPEG monotone Gray' => {:file => 'logo_rbpdf_mono_gray.jpg', :type => 'JPEG', :mime => 'image/jpeg', :use_magick => true, :channels => 0, :bits => 8},
}
data(images)
test "image getimagesize test" do |data|
if data[:use_magick] and !Object.const_defined?(:Magick)
return
end
pdf = RBPDF.new
pdf.add_page
img_file = File.join(File.dirname(__FILE__), data[:file])
info = pdf.getimagesize(img_file)
assert_equal 240, info[0] # width
assert_equal 89, info[1] # height
assert_equal data[:type], info[2] # Image Type
assert_equal 'height="89" width="240"', info[3]
assert_equal data[:mime], info['mime']
assert_equal data[:channels], info['channels'] if data[:channels] # RGB
assert_equal data[:bits], info['bits'] if data[:bits] # depth
end
images = {
'PNG alpha' => {:file => 'png_test_alpha.png', :cs => 'DeviceRGB'},
'GIF' => {:file => 'logo_rbpdf_8bit.gif', :cs => 'Indexed'},
'GIF alpha' => {:file => 'logo_rbpdf_8bit_alpha.gif', :cs => 'Indexed'},
}
data(images)
test "imageToPNG delete test" do |data|
return unless Object.const_defined?(:Magick)
pdf = RBPDF.new
pdf.add_page
img_file = File.join(File.dirname(__FILE__), data[:file])
tempfile = pdf.send(:imageToPNG, img_file)
assert_not_equal false, tempfile
info = pdf.send(:parsepng, tempfile.path)
assert_not_equal 'pngalpha', info
assert_equal 8, info['bpc']
assert_equal data[:cs], info['cs']
end
test "Magick::ImageList delete GIF alpha channel test" do
return unless Object.const_defined?(:Magick)
pdf = RBPDF.new
pdf.add_page
img_file = File.join(File.dirname(__FILE__), 'logo_rbpdf_8bit_alpha.gif')
img = Magick::ImageList.new(img_file)
img.format = 'PNG' # convert to PNG from gif
assert_equal true, img.alpha?
img.alpha = Magick::DeactivateAlphaChannel # PNG alpha channel delete
assert_equal false, img.alpha?
end
test "image_alpha_mask DeviceGray test" do
return unless Object.const_defined?(:Magick)
pdf = RBPDF.new
pdf.add_page
img_file = File.join(File.dirname(__FILE__), 'png_test_alpha.png')
tempfile = pdf.send(:image_alpha_mask, img_file)
info = pdf.send(:parsepng, tempfile.path)
assert_not_equal 'pngalpha', info
assert_equal 8, info['bpc']
assert_equal 'DeviceGray', info['cs']
# embed mask image test
imgmask = pdf.image(tempfile.path, 10, 10, 100, '', 'PNG', '', '', false, 300, '', true, false)
assert_equal 1, imgmask
end
images = {
'PNG alpha' => {:file => 'png_test_alpha.png', :info => true},
#'PNG alpha Error' => {:file => 'png_test_alpha.png', :info => false, :png_alpha_error => true}, # no use
}
data(images)
test "ImagePngAlpha test" do |data|
return unless Object.const_defined?(:Magick)
pdf = RBPDF.new
pdf.add_page
img_file = File.join(File.dirname(__FILE__), data[:file])
#pdf.singleton_class.send(:define_method, :parsepng){|*args| {:cs => 'Indexed'}} if data[:png_alpha_error] # no use
info = pdf.send(:ImagePngAlpha, img_file, 10, 10, 100, '', 'PNG', 'https://rubygems.org/gems/rbpdf')
assert_equal data[:info], info
end
images = {
'PNG' => {:file => 'logo_rbpdf_8bit.png', :info => 1, :use_magick => false},
'PNG alpha' => {:file => 'png_test_alpha.png', :info => true, :use_magick => true},
#'PNG alpha Error' => {:file => 'png_test_alpha.png', :info => 1, :use_magick => true, :png_alpha_error => true}, # no use
'GIF' => {:file => 'logo_rbpdf_8bit.gif', :info => 1, :use_magick => true},
'GIF alpha' => {:file => 'logo_rbpdf_8bit_alpha.gif', :info => 1, :use_magick => true},
'JPEG' => {:file => 'logo_rbpdf_8bit.jpg', :info => 1, :use_magick => true},
}
data(images)
test "Image test" do |data|
if data[:use_magick] and !Object.const_defined?(:Magick)
return
end
pdf = RBPDF.new
pdf.add_page
img_file = File.join(File.dirname(__FILE__), data[:file])
#pdf.singleton_class.send(:define_method, :parsepng){|*args| {:cs => 'Indexed'}} if data[:png_alpha_error] # no use
info = pdf.image(img_file, 10, 10, 100, '', '', 'https://rubygems.org/gems/rbpdf', '', false, 300)
assert_equal data[:info], info
end
test "HTML Image test" do
return unless Object.const_defined?(:Magick)
images = {
'png_test_alpha.png' => 40.11,
'png_test_msk_alpha.png' => 40.11,
'png_test_non_alpha.png' => 40.11,
'logo_rbpdf_8bit.png' => 36.58,
'logo_rbpdf_8bit.gif' => 36.58,
'logo_rbpdf_8bit_alpha.gif' => 36.58,
'logo_rbpdf_8bit.jpg' => 36.58,
'logo_rbpdf_mono_gray.jpg' => 36.58,
'logo_rbpdf_mono_gray.png' => 36.58,
'logo_rbpdf_mono_rgb.jpg' => 36.58,
'logo_rbpdf_mono_rgb.png' => 36.58,
'ng.png' => 9.42
}
pdf = RBPDF.new
images.each {|image, h|
pdf.add_page
img_file = File.join(File.dirname(__FILE__), image)
htmlcontent = '<img src="'+ img_file + '"/>'
x_org = pdf.get_x
y_org = pdf.get_y
pdf.write_html(htmlcontent, true, 0, true, 0)
x = pdf.get_x
y = pdf.get_y
assert_equal '[' + image + ']:' + x_org.to_s, '[' + image + ']:' + x.to_s
assert_equal '[' + image + ']:' + (y_org + h).round(2).to_s, '[' + image + ']:' + y.round(2).to_s
}
end
end
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