367 lines
9.7 KiB
Ruby
367 lines
9.7 KiB
Ruby
# frozen_string_literal: true
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require "listen"
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require "thread"
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require "fileutils"
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require "autospec/reload_css"
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require "autospec/base_runner"
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require "socket_server"
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module Autospec
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end
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class Autospec::Manager
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def self.run(opts = {})
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self.new(opts).run
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end
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def initialize(opts = {})
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@opts = opts
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@debug = opts[:debug]
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@auto_run_all = ENV["AUTO_RUN_ALL"] != "0"
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@queue = []
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@mutex = Mutex.new
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@signal = ConditionVariable.new
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@runners = [ruby_runner]
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end
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def run
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Signal.trap("HUP") do
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stop_runners
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exit
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end
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Signal.trap("INT") do
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begin
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stop_runners
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rescue => e
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puts "FAILED TO STOP RUNNERS #{e}"
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end
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exit
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end
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ensure_all_specs_will_run if @auto_run_all
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start_runners
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start_service_queue
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listen_for_changes
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puts "Press [ENTER] to stop the current run"
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puts "Press [ENTER] while stopped to run all specs" unless @auto_run_all
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while @runners.any?(&:running?)
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STDIN.gets
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process_queue
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end
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rescue => e
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fail(e, "failed in run")
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ensure
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stop_runners
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end
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private
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def ruby_runner
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require "autospec/simple_runner"
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Autospec::SimpleRunner.new
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end
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def javascript_runner
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require "autospec/qunit_runner"
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Autospec::QunitRunner.new
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end
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def ensure_all_specs_will_run(current_runner = nil)
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puts "@@@@@@@@@@@@ ensure_all_specs_will_run" if @debug
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@queue.reject! { |_, s, _| s == "spec" }
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@queue.concat [["spec", "spec", current_runner]] if current_runner
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@runners.each do |runner|
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unless @queue.any? { |_, s, r| s == "spec" && r == runner }
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@queue.concat [["spec", "spec", runner]]
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end
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end
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end
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%i[start stop abort].each do |verb|
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define_method("#{verb}_runners") do
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puts "@@@@@@@@@@@@ #{verb}_runners" if @debug
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@runners.each(&verb)
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end
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end
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def start_service_queue
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puts "@@@@@@@@@@@@ start_service_queue" if @debug
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Thread.new { thread_loop while true }
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end
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# the main loop, will run the specs in the queue till one fails or the queue is empty
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def thread_loop
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puts "@@@@@@@@@@@@ thread_loop" if @debug
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@mutex.synchronize do
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current = @queue.first
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last_failed = false
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last_failed = process_spec(current) if current
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# stop & wait for the queue to have at least one item or when there's been a failure
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if @debug
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puts "@@@@@@@@@@@@ waiting because..."
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puts "@@@@@@@@@@@@ ...current spec has failed" if last_failed
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puts "@@@@@@@@@@@@ ...queue is empty" if @queue.length == 0
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end
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@signal.wait(@mutex) if @queue.length == 0 || last_failed
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end
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rescue => e
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fail(e, "failed in main loop")
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end
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# will actually run the spec and check whether the spec has failed or not
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def process_spec(current)
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puts "@@@@@@@@@@@@ process_spec --> #{current}" if @debug
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has_failed = false
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# retrieve the instance of the runner
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runner = current[2]
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# actually run the spec (blocking call)
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result = runner.run(current[1]).to_i
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if result == 0
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puts "@@@@@@@@@@@@ success" if @debug
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# remove the spec from the queue
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@queue.shift
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else
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puts "@@@@@@@@@@@@ failure" if @debug
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has_failed = true
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if result > 0
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focus_on_failed_tests(current)
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ensure_all_specs_will_run(runner) if @auto_run_all
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end
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end
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has_failed
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end
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def focus_on_failed_tests(current)
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puts "@@@@@@@@@@@@ focus_on_failed_tests --> #{current}" if @debug
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runner = current[2]
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# we only want 1 focus in the queue
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@queue.shift if current[0] == "focus"
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# focus on the first 10 failed specs
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failed_specs = runner.failed_specs[0..10]
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puts "@@@@@@@@@@@@ failed_specs --> #{failed_specs}" if @debug
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# try focus tag
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if failed_specs.length > 0
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filename, _ = failed_specs[0].split(":")
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if filename && File.exist?(filename) && !File.directory?(filename)
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spec = File.read(filename)
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start, _ = spec.split(/\S*#focus\S*$/)
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if start.length < spec.length
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line = start.scan(/\n/).length + 1
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puts "Found #focus tag on line #{line}!"
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failed_specs = ["#{filename}:#{line + 1}"]
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end
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end
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end
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# focus on the failed specs
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@queue.unshift ["focus", failed_specs.join(" "), runner] if failed_specs.length > 0
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end
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def root_path
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root_path ||= File.expand_path(File.dirname(__FILE__) + "../../..")
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end
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def reverse_symlink_map
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map = {}
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Dir[root_path + "/plugins/*"].each do |f|
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next if !File.directory? f
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resolved = File.realpath(f)
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map[resolved] = f if resolved != f
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end
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map
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end
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# plugins can be symlinked, try to figure out which plugin this is
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def reverse_symlink(file)
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resolved = file
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@reverse_map ||= reverse_symlink_map
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@reverse_map.each do |location, discourse_location|
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resolved = discourse_location + file[location.length..-1] if file.start_with?(location)
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end
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resolved
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end
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def listen_for_changes
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puts "@@@@@@@@@@@@ listen_for_changes" if @debug
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options = { ignore: %r{^lib/autospec} }
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if @opts[:force_polling]
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options[:force_polling] = true
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options[:latency] = @opts[:latency] || 3
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end
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path = root_path
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if ENV["VIM_AUTOSPEC"]
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STDERR.puts "Using VIM file listener"
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socket_path = (Rails.root + "tmp/file_change.sock").to_s
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FileUtils.rm_f(socket_path)
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server = SocketServer.new(socket_path)
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server.start do |line|
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file, line = line.split(" ")
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file = reverse_symlink(file)
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file = file.sub(Rails.root.to_s + "/", "")
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# process_change can acquire a mutex and block
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# the acceptor
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Thread.new do
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if file =~ /(es6|js)$/
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process_change([[file]])
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else
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process_change([[file, line]])
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end
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end
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"OK"
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end
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return
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end
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# to speed up boot we use a thread
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%w[spec lib app config test vendor plugins].each do |watch|
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puts "@@@@@@@@@ Listen to #{path}/#{watch} #{options}" if @debug
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Thread.new do
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begin
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listener =
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Listen.to("#{path}/#{watch}", options) do |modified, added, _|
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paths = [modified, added].flatten
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paths.compact!
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paths.map! do |long|
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long = reverse_symlink(long)
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long[(path.length + 1)..-1]
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end
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process_change(paths)
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end
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listener.start
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sleep
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rescue => e
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puts "FAILED to listen on changes to #{path}/#{watch}"
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puts e
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end
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end
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end
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end
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def process_change(files)
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return if files.length == 0
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puts "@@@@@@@@@@@@ process_change --> #{files}" if @debug
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specs = []
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hit = false
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files.each do |file, line|
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@runners.each do |runner|
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# reloaders
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runner.reloaders.each do |k|
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if k.match(file)
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puts "@@@@@@@@@@@@ #{file} matched a reloader for #{runner}" if @debug
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runner.reload
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return
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end
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end
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# watchers
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runner.watchers.each do |k, v|
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if m = k.match(file)
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puts "@@@@@@@@@@@@ #{file} matched a watcher for #{runner}" if @debug
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hit = true
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spec = v ? (v.arity == 1 ? v.call(m) : v.call) : file
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with_line = spec
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with_line = spec + ":" << line.to_s if spec == file && line
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if File.exist?(spec) || Dir.exist?(spec)
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specs << [file, spec, runner] if with_line != spec
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specs << [file, with_line, runner]
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end
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end
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end
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end
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end
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queue_specs(specs) if hit
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rescue => e
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fail(e, "failed in watcher")
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end
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def queue_specs(specs)
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puts "@@@@@@@@@@@@ queue_specs --> #{specs}" if @debug
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if specs.length == 0
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locked = @mutex.try_lock
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if locked
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@signal.signal
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@mutex.unlock
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end
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return
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else
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abort_runners
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end
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puts "@@@@@@@@@@@@ waiting for the mutex" if @debug
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@mutex.synchronize do
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puts "@@@@@@@@@@@@ queueing specs" if @debug
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puts "@@@@@@@@@@@@ #{@queue}" if @debug
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specs.each do |file, spec, runner|
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# make sure there's no other instance of this spec in the queue
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@queue.delete_if { |_, s, r| s.strip.start_with?(spec.strip) && r == runner }
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# deal with focused specs
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if @queue.first && @queue.first[0] == "focus"
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focus = @queue.shift
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@queue.unshift([file, spec, runner])
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unless spec.include?(":") && focus[1].include?(spec.split(":")[0])
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@queue.unshift(focus) if focus[1].include?(spec) || file != spec
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end
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else
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@queue.unshift([file, spec, runner])
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end
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# push run all specs to end of queue in correct order
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ensure_all_specs_will_run(runner) if @auto_run_all
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end
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puts "@@@@@@@@@@@@ specs queued" if @debug
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puts "@@@@@@@@@@@@ #{@queue}" if @debug
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@signal.signal
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end
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end
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def process_queue
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puts "@@@@@@@@@@@@ process_queue" if @debug
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if @queue.length == 0
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puts "@@@@@@@@@@@@ queue is empty..." if @debug
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ensure_all_specs_will_run
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@signal.signal
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else
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current = @queue.first
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runner = current[2]
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specs = runner.failed_specs
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puts
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puts
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if specs.length == 0
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puts "No specs have failed yet! Aborting anyway"
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puts
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abort_runners
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else
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puts "The following specs have failed:"
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specs.each { |s| puts s }
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puts
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specs = specs.map { |s| [s, s, runner] }
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queue_specs(specs)
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end
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end
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end
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def fail(exception, message = nil)
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puts message if message
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puts exception.message
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puts exception.backtrace.join("\n")
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end
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end
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