free_mutant/lib/mutant/runner/subject.rb
2013-09-02 20:35:01 +02:00

83 lines
1.5 KiB
Ruby

# encoding: utf-8
module Mutant
class Runner
# Subject specific runner
class Subject < self
include Equalizer.new(:config, :subject)
# Return subject
#
# @return [Subject]
#
# @api private
#
attr_reader :subject
register Mutant::Subject
# Initialize object
#
# @param [Config] config
# @param [Subject] subject
#
# @return [undefined]
#
# @api private
#
def initialize(config, subject)
@subject = subject
super(config)
end
# Return mutation runners
#
# @return [Enumerable<Runner::Mutation>]
#
# @api private
#
attr_reader :mutations
# Return failed mutations
#
# @return [Enumerable<Mutation>]
#
# @api private
#
def failed_mutations
mutations.reject(&:success?)
end
memoize :failed_mutations
# Test if subject was processed successful
#
# @return [true]
# if successful
#
# @return [false]
# otherwise
#
# @api private
#
def success?
failed_mutations.empty?
end
private
# Perform operation
#
# @return [undefined]
#
# @api private
#
def run
subject = self.subject
report(subject)
@mutations = dispatch(subject.mutations)
report(self)
end
end # Subject
end # Runner
end # Mutant