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# frozen_string_literal: true
if defined? Cucumber
namespace :screenshots do
Cucumber::Rake::Task.new({:reference => 'db:test:prepare'}, 'Take reference screenshots') do |t|
t.profile = 'ref_screens'
end
Cucumber::Rake::Task.new({:comparison => 'db:test:prepare'}, 'Take comparison screenshots') do |t|
t.profile = 'cmp_screens'
end
desc 'Take reference and comparison screenshots'
task :all => [:reference, :comparison]
desc 'Generate "flicker" images for easy comparison (requires RMagick)'
task :flicker do
screen_dir = Rails.root.join('tmp', 'screenshots')
ref_dir = screen_dir.join('reference')
cur_dir = screen_dir.join('current')
Dir.glob("#{ref_dir}/*.png") do |img|
filename = File.basename(img)
if !File.exist?(cur_dir.join(filename))
raise "the comparison screenshot for #{filename} doesn't exist!"
end
MiniMagick::Tool::Convert.new do |convert|
convert.merge! ["-delay", "65", "-loop", "0"]
convert << ref_dir.join(filename)
convert << cur_dir.join(filename)
convert << screen_dir.join("#{filename}.gif")
end
end
puts %Q(
Done!
You can find the flicker images here:
#{screen_dir}
)
end
end
end
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