discourse/lib/autospec/qunit_runner.rb

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Ruby
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2013-11-01 18:57:50 -04:00
require "demon/rails_autospec"
module Autospec
class QunitRunner < BaseRunner
WATCHERS = {}
def self.watch(pattern, &blk); WATCHERS[pattern] = blk; end
def watchers; WATCHERS; end
# Discourse specific
watch(%r{^app/assets/javascripts/discourse/(.+)\.js$}) { |m| "test/javascripts/#{m[1]}_test.js" }
watch(%r{^app/assets/javascripts/admin/(.+)\.js$}) { |m| "test/javascripts/admin/#{m[1]}_test.js" }
watch(%r{^test/javascripts/.+\.js$})
RELOADERS = Set.new
def self.reload(pattern); RELOADERS << pattern; end
def reloaders; RELOADERS; end
# Discourse specific
reload(%r{^test/javascripts/fixtures/.+_fixtures\.js$})
reload(%r{^test/javascripts/(helpers|mixins)/.+\.js$})
reload("test/javascripts/test_helper.js")
require "socket"
class PhantomJsNotInstalled < Exception; end
def initialize
ensure_phantomjs_is_installed
end
def start
# ensure we can launch the rails server
unless port_available?(port)
puts "Port #{port} is not available"
puts "Either kill the process using that port or use the `TEST_SERVER_PORT` environment variable"
return
end
# start rails
start_rails_server
@running = true
end
def running?
@running
end
def run(specs)
puts "Running Qunit: #{specs}"
abort
qunit_url = "http://localhost:#{port}/qunit"
if specs != "spec" && specs.split.length == 1
module_name = try_to_find_module_name(specs.strip)
qunit_url << "?module=#{module_name}" if module_name
end
cmd = "phantomjs #{Rails.root}/lib/autospec/run-qunit.js \"#{qunit_url}\""
@pid = Process.spawn(cmd)
_, status = Process.wait2(@pid)
status.exitstatus
end
def reload
stop_rails_server
sleep 1
start_rails_server
end
def abort
if @pid
children_processes(@pid).each { |pid| kill_process(pid) }
kill_process(@pid)
@pid = nil
end
end
def failed_specs
specs = []
path = './tmp/qunit_result'
specs = File.readlines(path) if File.exist?(path)
specs
end
def stop
# kill phantomjs first
abort
stop_rails_server
@running = false
end
private
def ensure_phantomjs_is_installed
raise PhantomJsNotInstalled.new unless system("command -v phantomjs >/dev/null;")
end
def port_available?(port)
TCPServer.open(port).close
true
rescue Errno::EADDRINUSE
false
end
def port
@port ||= ENV["TEST_SERVER_PORT"] || 60099
end
def start_rails_server
Demon::RailsAutospec.start(1)
end
def stop_rails_server
Demon::RailsAutospec.stop
end
def children_processes(base = Process.pid)
process_tree = Hash.new { |hash, key| hash[key] = [key] }
Hash[*`ps -eo pid,ppid`.scan(/\d+/).map(&:to_i)].each do |pid, ppid|
process_tree[ppid] << process_tree[pid]
end
process_tree[base].flatten - [base]
end
def kill_process(pid)
return unless pid
Process.kill("INT", pid) rescue nil
while (Process.getpgid(pid) rescue nil)
sleep 0.001
end
end
def try_to_find_module_name(file)
return unless File.exists?(file)
File.open(file, "r").each_line do |line|
if m = /module\(['"]([^'"]+)/i.match(line)
return m[1]
end
end
end
end
end