free_mutant/lib/mutant/killer/forked.rb
Dan Kubb 7293386c26 Add magic encoding header to all ruby files
* rubocop still warns about this on ruby 1.9.3, so it was fixed so
  it produces less output on travis.
2013-07-28 16:03:06 -07:00

46 lines
920 B
Ruby

# encoding: utf-8
module Mutant
class Killer
# Killer that executes other killer in forked environment
class Forked < self
# Initialize object
#
# @param [Killer] killer
# @param [Strategy] strategy
# @param [Mutation] mutation
#
# @api private
#
def initialize(killer, strategy, mutation)
@killer = killer
super(strategy, mutation)
end
private
# Run killer
#
# @return [true]
# if mutant was killed
#
# @return [false]
# otherwise
#
# @api private
#
def run
pid = fork do
killer = @killer.new(strategy, mutation)
exit(killer.killed? ? CLI::EXIT_SUCCESS : CLI::EXIT_FAILURE)
end
status = Process.wait2(pid).last
status.exited? && status.success?
end
end # Forked
end # Killer
end # Mutant