require 'rubygems'

$dir = File.dirname(File.expand_path(__FILE__))
$LOAD_PATH.unshift $dir + '/../lib'
$TESTING = true
require 'test/unit'

require 'redis/namespace'
require 'resque'

begin
  require 'leftright'
rescue LoadError
end


#
# make sure we can run redis
#

if !system("which redis-server")
  puts '', "** can't find `redis-server` in your path"
  puts "** try running `sudo rake install`"
  abort ''
end


#
# start our own redis when the tests start,
# kill it when they end
#

at_exit do
  next if $!

  if defined?(MiniTest)
    exit_code = MiniTest::Unit.new.run(ARGV)
  else
    exit_code = Test::Unit::AutoRunner.run
  end

  processes = `ps -A -o pid,command | grep [r]edis-test`.split("\n")
  pids = processes.map { |process| process.split(" ")[0] }
  puts "Killing test redis server..."
  pids.each { |pid| Process.kill("TERM", pid.to_i) }
  system("rm -f #{$dir}/dump.rdb #{$dir}/dump-cluster.rdb")
  exit exit_code
end

if ENV.key? 'RESQUE_DISTRIBUTED'
  require 'redis/distributed'
  puts "Starting redis for testing at localhost:9736 and localhost:9737..."
  `redis-server #{$dir}/redis-test.conf`
  `redis-server #{$dir}/redis-test-cluster.conf`
  r = Redis::Distributed.new(['redis://localhost:9736', 'redis://localhost:9737'])
  Resque.redis = Redis::Namespace.new :resque, :redis => r
else
  puts "Starting redis for testing at localhost:9736..."
  `redis-server #{$dir}/redis-test.conf`
  Resque.redis = 'localhost:9736'
end


##
# test/spec/mini 3
# http://gist.github.com/25455
# chris@ozmm.org
#
def context(*args, &block)
  return super unless (name = args.first) && block
  require 'test/unit'
  klass = Class.new(defined?(ActiveSupport::TestCase) ? ActiveSupport::TestCase : Test::Unit::TestCase) do
    def self.test(name, &block)
      define_method("test_#{name.gsub(/\W/,'_')}", &block) if block
    end
    def self.xtest(*args) end
    def self.setup(&block) define_method(:setup, &block) end
    def self.teardown(&block) define_method(:teardown, &block) end
  end
  (class << klass; self end).send(:define_method, :name) { name.gsub(/\W/,'_') }
  klass.class_eval &block
  # XXX: In 1.8.x, not all tests will run unless anonymous classes are kept in scope.
  ($test_classes ||= []) << klass
end

##
# Helper to perform job classes
#
module PerformJob
  def perform_job(klass, *args)
    resque_job = Resque::Job.new(:testqueue, 'class' => klass, 'args' => args)
    resque_job.perform
  end
end

#
# fixture classes
#

class SomeJob
  def self.perform(repo_id, path)
  end
end

class SomeIvarJob < SomeJob
  @queue = :ivar
end

class SomeMethodJob < SomeJob
  def self.queue
    :method
  end
end

class BadJob
  def self.perform
    raise "Bad job!"
  end
end

class GoodJob
  def self.perform(name)
    "Good job, #{name}"
  end
end

class BadJobWithSyntaxError
  def self.perform
    raise SyntaxError, "Extra Bad job!"
  end
end

class BadFailureBackend < Resque::Failure::Base
  def save
    raise Exception.new("Failure backend error")
  end
end

def with_failure_backend(failure_backend, &block)
  previous_backend = Resque::Failure.backend
  Resque::Failure.backend = failure_backend
  yield block
ensure
  Resque::Failure.backend = previous_backend
end

require 'time'

class Time
  # Thanks, Timecop
  class << self
    attr_accessor :fake_time

    alias_method :now_without_mock_time, :now

    def now
      fake_time || now_without_mock_time
    end
  end

  self.fake_time = nil
end

# From minitest/unit
def capture_io
  require 'stringio'

  orig_stdout, orig_stderr         = $stdout, $stderr
  captured_stdout, captured_stderr = StringIO.new, StringIO.new
  $stdout, $stderr                 = captured_stdout, captured_stderr

  yield

  return captured_stdout.string, captured_stderr.string
ensure
  $stdout = orig_stdout
  $stderr = orig_stderr
end
