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Contents
# original code by Ashley Moran:
# http://aviewfromafar.net/2007/11/1/rake-task-for-heckling-your-specs
desc 'Heckle each module and class'
task :heckle => :verify_rcov do
root_module = 'Yardstick'
spec_files = FileList['spec/**/*_spec.rb']
current_module = nil
current_method = nil
heckle_caught_modules = Hash.new { |hash, key| hash[key] = [] }
unhandled_mutations = 0
IO.popen("spec --heckle #{root_module} #{spec_files} 2>/dev/null") do |pipe|
while line = pipe.gets
case line = line.chomp
when /\A\*\*\*\s+(#{root_module}(?:::)?(?:\w+(?:::)?)*)#(\S+)/
current_module, current_method = $1, $2
when "The following mutations didn't cause test failures:"
heckle_caught_modules[current_module] << current_method
when '+++ mutation'
unhandled_mutations += 1
end
puts line
end
end
if unhandled_mutations > 0
error_message_lines = [ "*************\n" ]
error_message_lines << "Heckle found #{unhandled_mutations} " \
"mutation#{"s" unless unhandled_mutations == 1} " \
"that didn't cause spec violations\n"
heckle_caught_modules.each do |mod, methods|
error_message_lines << "#{mod} contains the following " \
'poorly-specified methods:'
methods.each do |method|
error_message_lines << " - #{method}"
end
error_message_lines << ''
end
error_message_lines << 'Get your act together and come back ' \
'when your specs are doing their job!'
raise error_message_lines.join("\n")
else
puts 'Well done! Your code withstood a heckling.'
end
end
Version data entries
12 entries across 12 versions & 2 rubygems