Class: Spork::Runner

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

Overview

This is used by bin/spork. It’s wrapped in a class because it’s easier to test that way.

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 13

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 }
  opt.on("-p", "--port [PORT]") {|port| @options[:port] = port }
  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_test_frameworks_text
    exit(0)
  end
end

Instance Attribute Details

#test_framework ⇒ Object (readonly)

Returns the value of attribute test_framework.



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# File 'lib/spork/runner.rb', line 7

def test_framework
  @test_framework
end

Class Method Details

.run(args, output, error) ⇒ Object 



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# File 'lib/spork/runner.rb', line 9

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

Instance Method Details

#find_test_framework ⇒ Object

Returns a server for the specified (or the detected default) testing framework. Returns nil if none detected, or if the specified is not supported or available.



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# File 'lib/spork/runner.rb', line 48

def find_test_framework
  Spork::TestFramework.factory(@output, @error, options[:server_matcher])
rescue Spork::TestFramework::NoFrameworksAvailable => e
  @error.puts e.message
rescue Spork::TestFramework::FactoryException => e
  @error.puts "#{e.message}\n\n#{supported_test_frameworks_text}"
end

#run ⇒ Object 



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# File 'lib/spork/runner.rb', line 56

def run
  return false unless test_framework = find_test_framework
  ENV["DRB"] = 'true'
  @error.puts "Using #{test_framework.short_name}"
  @error.flush

  case
  when options[:bootstrap]
    test_framework.bootstrap
  when options[:diagnose]
    require 'spork/diagnoser'
    
    Spork::Diagnoser.install_hook!(test_framework.entry_point)
    test_framework.preload
    Spork::Diagnoser.output_results(@output)
    return true
  else
    run_strategy = Spork::RunStrategy.factory(test_framework)
    return(false) unless run_strategy.preload
    Spork::Server.run(:port => @options[:port] || test_framework.default_port, :run_strategy => run_strategy)
    return true
  end
end

#supported_test_frameworks_text ⇒ Object 



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# File 'lib/spork/runner.rb', line 38

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