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require 'autotest'
require 'tempfile'
require 'cucumber'
require 'cucumber/cli/profile_loader'
module Autotest::CucumberMixin
def self.included(receiver)
receiver::ALL_HOOKS << [:run_features, :ran_features]
end
attr_accessor :features_to_run
def initialize
super
reset_features
end
def run
hook :initialize
reset
reset_features
add_sigint_handler
self.last_mtime = Time.now if $f
loop do # ^c handler
begin
get_to_green
if self.tainted then
rerun_all_tests
rerun_all_features if all_good
else
hook :all_good
end
wait_for_changes
# Once tests and features are green, reset features every
# time a file is changed to see if anything breaks.
reset_features
rescue Interrupt
break if self.wants_to_quit
reset
reset_features
end
end
hook :quit
end
def all_features_good
features_to_run == ""
end
def get_to_green
begin
super
run_features
wait_for_changes unless all_features_good
end until all_features_good
end
def rerun_all_features
reset_features
run_features
end
def reset_features
self.features_to_run = :all
end
def run_features
hook :run_features
Tempfile.open('autotest-cucumber') do |dirty_features_file|
cmd = self.make_cucumber_cmd(self.features_to_run, dirty_features_file.path)
return if cmd.empty?
puts cmd unless $q
old_sync = $stdout.sync
$stdout.sync = true
self.results = []
line = []
begin
open("| #{cmd}", "r") do |f|
until f.eof? do
c = f.getc or break
if RUBY_VERSION >= "1.9" then
print c
else
putc c
end
line << c
if c == ?\n then
self.results << if RUBY_VERSION >= "1.9" then
line.join
else
line.pack "c*"
end
line.clear
end
end
end
ensure
$stdout.sync = old_sync
end
self.features_to_run = dirty_features_file.read.strip
self.tainted = true unless self.features_to_run == ''
end
hook :ran_features
end
def make_cucumber_cmd(features_to_run, dirty_features_filename)
return '' if features_to_run == ''
profile_loader = Cucumber::Cli::ProfileLoader.new
profile ||= "autotest-all" if profile_loader.has_profile?("autotest-all") && features_to_run == :all
profile ||= "autotest" if profile_loader.has_profile?("autotest")
profile ||= nil
if profile
args = ["--profile", profile]
else
args = %w{--format} << (features_to_run == :all ? "progress" : "pretty")
end
# No --color option as some IDEs (Netbeans) don't output them very well ([31m1 failed step[0m)
args += %w{--format rerun --out} << dirty_features_filename
args << (features_to_run == :all ? "" : features_to_run)
# Unless I do this, all the steps turn up undefined during the rerun...
unless features_to_run == :all
args << 'features/step_definitions' << 'features/support'
end
args = args.join(' ')
return "#{Cucumber::RUBY_BINARY} #{Cucumber::BINARY} #{args}"
end
end
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