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Contents
require 'socket'
require 'erb'
require 'json'
module Jasmine
def self.root
File.expand_path(File.join(File.dirname(__FILE__), '../../jasmine'))
end
# this seemingly-over-complex method is necessary to get an open port on at least some of our Macs
def self.open_socket_on_unused_port
infos = Socket::getaddrinfo("localhost", nil, Socket::AF_UNSPEC, Socket::SOCK_STREAM, 0, Socket::AI_PASSIVE)
families = Hash[*infos.collect { |af, *_| af }.uniq.zip([]).flatten]
return TCPServer.open('0.0.0.0', 0) if families.has_key?('AF_INET')
return TCPServer.open('::', 0) if families.has_key?('AF_INET6')
return TCPServer.open(0)
end
def self.find_unused_port
socket = open_socket_on_unused_port
port = socket.addr[1]
socket.close
port
end
def self.server_is_listening_on(hostname, port)
require 'socket'
begin
socket = TCPSocket.open(hostname, port)
rescue Errno::ECONNREFUSED
return false
end
socket.close
true
end
def self.wait_for_listener(port, name = "required process", seconds_to_wait = 10)
time_out_at = Time.now + seconds_to_wait
until server_is_listening_on "localhost", port
sleep 0.1
puts "Waiting for #{name} on #{port}..."
raise "#{name} didn't show up on port #{port} after #{seconds_to_wait} seconds." if Time.now > time_out_at
end
end
def self.kill_process_group(process_group_id, signal="TERM")
Process.kill signal, -process_group_id # negative pid means kill process group. (see man 2 kill)
end
def self.cachebust(files, root_dir="", replace=nil, replace_with=nil)
require 'digest/md5'
files.collect do |file_name|
real_file_name = replace && replace_with ? file_name.sub(replace, replace_with) : file_name
begin
digest = Digest::MD5.hexdigest(File.read("#{root_dir}#{real_file_name}"))
rescue
digest = "MISSING-FILE"
end
"#{file_name}?cachebust=#{digest}"
end
end
end
Version data entries
14 entries across 14 versions & 3 rubygems