Class: DeepTest::Options

Inherits:
Object
  • Object
show all
Defined in:
lib/deep_test/options.rb

Defined Under Namespace

Classes: InvalidOptionError

Constant Summary collapse

VALID_OPTIONS = 
[
  Option.new(:distributed_server, Option::String, nil),
  Option.new(:number_of_workers,  Option::Integer, 2),
  Option.new(:metrics_file,       Option::String, nil),
  Option.new(:pattern,            Option::String, nil),
  Option.new(:server_port,        Option::Integer, 6969),
  Option.new(:sync_options,       Option::Hash, {}),
  Option.new(:timeout_in_seconds, Option::Integer, 30),
  Option.new(:ui,                 Option::String, "DeepTest::UI::Console"),
  Option.new(:worker_listener,    Option::String, "DeepTest::NullWorkerListener"),
]
UI_INSTANCES =

Don’t store UI instances in the options instance, which will need to be dumped over DRb. UI instances may not be dumpable and we don’t want to have to start yet another DRb Server

{}

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(hash) ⇒ Options

Returns a new instance of Options.



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# File 'lib/deep_test/options.rb', line 40

def initialize(hash)
  @origin_hostname = Socket.gethostname
  check_option_keys(hash)
  VALID_OPTIONS.each do |option|
    send("#{option.name}=", hash[option.name] || option.default)
  end
end

Class Method Details

.from_command_line(command_line) ⇒ Object 



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# File 'lib/deep_test/options.rb', line 32

def self.from_command_line(command_line)
  hash = {}
  VALID_OPTIONS.each do |option|
    hash[option.name] = option.from_command_line(command_line)
  end
  new(hash)
end

Instance Method Details

#cpu_count ⇒ Object 



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# File 'lib/deep_test/options.rb', line 105

def cpu_count
  case RUBY_PLATFORM
  when /darwin/
    output = `sysctl -n hw.ncpu`
    output.strip.to_i
  when /linux/
    File.readlines("/proc/cpuinfo").inject(0) do |count, line|
      next count + 1 if line =~ /processor\s*:\s*\d+/
      count
    end
  end
end

#gathering_metrics? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/deep_test/options.rb', line 48

def gathering_metrics?
  !@metrics_file.nil?
end

#mirror_path(base) ⇒ Object 



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# File 'lib/deep_test/options.rb', line 81

def mirror_path(base)
  raise "No source directory specified in sync_options" unless sync_options[:source]
  relative_mirror_path = origin_hostname + sync_options[:source].gsub('/','_')
  "#{base}/#{relative_mirror_path}"
end

#new_listener_list ⇒ Object 



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# File 'lib/deep_test/options.rb', line 52

def new_listener_list
  listeners = worker_listener.split(',').map do |listener|
    eval(listener).new
  end
  ListenerList.new(listeners)
end

#new_workers ⇒ Object 



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# File 'lib/deep_test/options.rb', line 87

def new_workers
  if distributed_server.nil?
    LocalWorkers.new self
  else
    begin
      server = Distributed::TestServer.connect(self)
      Distributed::RemoteWorkerClient.new(self, server, LocalWorkers.new(self))
    rescue => e
      ui_instance.distributed_failover_to_local("connect", e)
      LocalWorkers.new self
    end
  end
end

#number_of_agents ⇒ Object 



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# File 'lib/deep_test/options.rb', line 19

def number_of_agents
  cpu_count unless @number_of_agents
  @number_of_agents
end

#origin_hostname ⇒ Object 



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# File 'lib/deep_test/options.rb', line 59

def origin_hostname
  (Socket.gethostname == @origin_hostname) ? 'localhost' : @origin_hostname
end

#server ⇒ Object 



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# File 'lib/deep_test/options.rb', line 101

def server
  Server.remote_reference(origin_hostname, server_port)
end

#to_command_line ⇒ Object 



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# File 'lib/deep_test/options.rb', line 72

def to_command_line
  command_line = []
  VALID_OPTIONS.each do |option|
    value = send(option.name)
    command_line << option.to_command_line(value)
  end
  command_line.compact.join(' ')
end

#ui=(value) ⇒ Object 



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# File 'lib/deep_test/options.rb', line 24

def ui=(value)
  @ui = value.to_s
end

#ui_instance ⇒ Object 



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# File 'lib/deep_test/options.rb', line 68

def ui_instance
  UI_INSTANCES[self] ||= eval(ui).new(self)
end

#worker_listener=(value) ⇒ Object 



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# File 'lib/deep_test/options.rb', line 28

def worker_listener=(value)
  @worker_listener = value.to_s
end