Class: MSpecMain

Inherits:
MSpecScript show all
Defined in:
lib/extensions/mspec/mspec/commands/mspec.rb

Instance Method Summary collapse

Methods inherited from MSpecScript

config, #config, #cores, #custom_options, #custom_register, #entries, #files, #files_from_patterns, get, #load, #load_default, main, set, #setup_env, #signals, #try_load

Constructor Details

#initialize ⇒ MSpecMain

Returns a new instance of MSpecMain.



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# File 'lib/extensions/mspec/mspec/commands/mspec.rb', line 12

def initialize
  super

  config[:loadpath] = []
  config[:requires] = []
  config[:target]   = ENV['RUBY'] || 'ruby'
  config[:flags]    = []
  config[:command]  = nil
  config[:options]  = []
  config[:launch]   = []
end

Instance Method Details

#multi_exec(argv) ⇒ Object 



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# File 'lib/extensions/mspec/mspec/commands/mspec.rb', line 92

def multi_exec(argv)
  MSpec.register_files @files

  require 'mspec/runner/formatters/multi'
  formatter = MultiFormatter.new

  output_files = []
  processes = [cores, @files.size].min
  children = processes.times.map { |i|
    name = tmp "mspec-multi-#{i}"
    output_files << name

    env = {
      "SPEC_TEMP_DIR" => "rubyspec_temp_#{i}",
      "MSPEC_MULTI" => i.to_s
    }
    command = argv + ["-o", name]
    $stderr.puts "$ #{command.join(' ')}" if $MSPEC_DEBUG
    IO.popen([env, *command], "rb+")
  }

  puts children.map { |child| child.gets }.uniq
  formatter.start

  until @files.empty?
    IO.select(children)[0].each { |io|
      reply = io.read(1)
      case reply
      when '.'
        formatter.unload
      when nil
        raise "Worker died!"
      else
        while chunk = (io.read_nonblock(4096) rescue nil)
          reply += chunk
        end
        raise reply
      end
      io.puts @files.shift unless @files.empty?
    }
  end

  ok = true
  children.each { |child|
    child.puts "QUIT"
    Process.wait(child.pid)
    ok &&= $?.success?
  }

  formatter.aggregate_results(output_files)
  formatter.finish
  ok
end

#options(argv = ARGV) ⇒ Object 



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# File 'lib/extensions/mspec/mspec/commands/mspec.rb', line 24

def options(argv=ARGV)
  config[:command] = argv.shift if ["ci", "run", "tag"].include?(argv[0])

  options = MSpecOptions.new "mspec [COMMAND] [options] (FILE|DIRECTORY|GLOB)+", 30, config

  options.doc " The mspec command sets up and invokes the sub-commands"
  options.doc " (see below) to enable, for instance, running the specs"
  options.doc " with different implementations like ruby, jruby, rbx, etc.\n"

  options.configure do |f|
    load f
    config[:options] << '-B' << f
  end

  options.targets

  options.on("--warnings", "Don't supress warnings") do
    config[:flags] << '-w'
    ENV['OUTPUT_WARNINGS'] = '1'
  end

  options.on("-j", "--multi", "Run multiple (possibly parallel) subprocesses") do
    config[:multi] = true
    config[:options] << "-fy"
  end

  options.version MSpec::VERSION do
    if config[:command]
      config[:options] << "-v"
    else
      puts "#{File.basename $0} #{MSpec::VERSION}"
      exit
    end
  end

  options.help do
    if config[:command]
      config[:options] << "-h"
    else
      puts options
      exit 1
    end
  end

  options.doc "\n Custom options"
  custom_options options

  # The rest of the help output
  options.doc "\n where COMMAND is one of:\n"
  options.doc "   run - Run the specified specs (default)"
  options.doc "   ci  - Run the known good specs"
  options.doc "   tag - Add or remove tags\n"
  options.doc " mspec COMMAND -h for more options\n"
  options.doc "   example: $ mspec run -h\n"

  options.on_extra { |o| config[:options] << o }
  options.parse(argv)

  if config[:multi]
    options = MSpecOptions.new "mspec", 30, config
    options.all
    patterns = options.parse(config[:options])
    @files = files_from_patterns(patterns)
  end
end

#register ⇒ Object 



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# File 'lib/extensions/mspec/mspec/commands/mspec.rb', line 90

def register; end

#run ⇒ Object 



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# File 'lib/extensions/mspec/mspec/commands/mspec.rb', line 146

def run
  argv = config[:target].split(/\s+/)

  argv.concat config[:launch]
  argv.concat config[:flags]
  argv.concat config[:loadpath]
  argv.concat config[:requires]
  argv << "#{MSPEC_HOME}/bin/mspec-#{ config[:command] || "run" }"
  argv.concat config[:options]

  if config[:multi]
    exit multi_exec(argv)
  else
    $stderr.puts "$ #{argv.join(' ')}"
    exec(*argv)
  end
end