Class: Spork::Runner

Inherits:
Object
  • Object
show all
Defined in:
lib/spork/runner.rb

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(args, output, error) ⇒ Runner

Returns a new instance of Runner.

Raises:

  • (ArgumentError) 


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# File 'lib/spork/runner.rb', line 12

def initialize(args, output, error)
  raise ArgumentError, "expected array of args" unless args.is_a?(Array)
  @output = output
  @error = error
  @options = {}
  opt = OptionParser.new
  opt.banner = "Usage: spork [test framework name] [options]\n\n"
  
  opt.separator "Options:"
  opt.on("-b", "--bootstrap")  {|ignore| @options[:bootstrap] = true }
  opt.on("-d", "--diagnose")  {|ignore| @options[:diagnose] = true }
  opt.on("-h", "--help")  {|ignore| @options[:help] = true }
  non_option_args = args.select { |arg| ! args[0].match(/^-/) }
  @options[:server_matcher] = non_option_args[0]
  opt.parse!(args)
  
  if @options[:help]
    @output.puts opt
    @output.puts
    @output.puts supported_servers_text
    exit(0)
  end
end

Instance Attribute Details

#server ⇒ Object (readonly)

Returns the value of attribute server.



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# File 'lib/spork/runner.rb', line 6

def server
  @server
end

Class Method Details

.run(args, output, error) ⇒ Object 



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# File 'lib/spork/runner.rb', line 8

def self.run(args, output, error)
  self.new(args, output, error).run
end

Instance Method Details

#diagnose ⇒ Object 



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# File 'lib/spork/runner.rb', line 99

def diagnose
end

#find_server ⇒ Object 



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# File 'lib/spork/runner.rb', line 45

def find_server
  if options[:server_matcher]
    @server = Spork::Server.supported_servers(options[:server_matcher]).first
    unless @server
      @error.puts <<-ERROR
#{options[:server_matcher].inspect} didn't match a supported test framework.

#{supported_servers_text}
      ERROR
      return
    end
    
    unless @server.available?
      @error.puts  <<-USEFUL_ERROR
I can't find the helper file #{@server.helper_file} for the #{@server.server_name} testing framework.
Are you running me from the project directory?
      USEFUL_ERROR
      return
    end
  else
    @server = Spork::Server.available_servers.first
    if @server.nil?
      @error.puts  <<-USEFUL_ERROR
I can't find any testing frameworks to use.
Are you running me from a project directory?
      USEFUL_ERROR
      return
    end
  end
  @server
end

#run ⇒ Object 



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# File 'lib/spork/runner.rb', line 77

def run
  return false unless find_server
  ENV["DRB"] = 'true'
  @error.puts "Using #{server.server_name}"
  @error.flush
  case
  when options[:bootstrap]
    server.bootstrap
  when options[:diagnose]
    require 'spork/diagnoser'
    
    Spork::Diagnoser.install_hook!(server.entry_point)
    server.preload
    Spork::Diagnoser.output_results(@output)
    return true
  else
    return(false) unless server.preload
    server.run
    return true
  end
end

#supported_servers_text ⇒ Object 



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# File 'lib/spork/runner.rb', line 36

def supported_servers_text
  text = StringIO.new
  
  text.puts "Supported test frameworks:"
  text.puts Spork::Server.supported_servers.sort { |a,b| a.server_name <=> b.server_name }.map { |s| (s.available? ? '(*) ' : '( ) ') + s.server_name }
  text.puts "\nLegend: ( ) - not detected in project   (*) - detected\n"
  text.string
end