require "spec/rake/spectask"
require "rake/clean"
require "rake/rdoctask"
require "benchmark"
require "rake/gempackagetask"
 
task :default => [:spec]
 
desc "Run all specs"
Spec::Rake::SpecTask.new do |t|
  t.spec_files = FileList["spec/**/*_spec.rb"]
  t.spec_opts = ["-o", "spec/spec.opts"]
  t.rcov = true
  t.rcov_dir = 'doc/coverage'
  t.rcov_opts = ["--exclude", "\"gems/*,rcov*,spec\"", "-T"]
end
 
CLOBBER.include(
  "doc/coverage"
)
 
namespace :spec do
  desc "Run all specs and store html output in doc/specs.html"
  Spec::Rake::SpecTask.new('html') do |t|
    t.spec_files = FileList['spec/**/*_spec.rb']
    t.spec_opts = ['--diff','--format html','--backtrace','--out doc/specs.html']
  end
end
 
desc 'Generate RDoc'
rd = Rake::RDocTask.new do |rdoc|
  rdoc.rdoc_dir = 'doc/rdoc'
  rdoc.options << '--title' << 'faster-builder' << '--line-numbers' << '--inline-source' << '--main' << 'README'
  rdoc.template = ENV['TEMPLATE'] if ENV['TEMPLATE']
  rdoc.rdoc_files.include('README.markdown', 'MIT-LICENSE', 'CHANGELOG', 'lib/**/*.rb')
end
 
PKG_NAME = "faster-builder"
PKG_VERSION   = "1.0.0"
PKG_FILE_NAME = "#{PKG_NAME}-#{PKG_VERSION}"
PKG_FILES = FileList[
  '[A-Z]*',
  'lib/**/*.rb', 
  'spec/**/*.rb'
]
 
spec = Gem::Specification.new do |s|
  s.name = PKG_NAME
  s.version = PKG_VERSION
  s.summary = "A drop-in replacement for Builder::XmlMarkup which uses libxml for speed and security."
  s.description = <<-EOF
    Provides a Builder::XmlMarkup work-alike for libxml-ruby, giving you the
    ease of use of Builder with the speed and security of libxml.
  EOF
  
  s.add_dependency('builder', '>= 2.1.2')
  s.add_dependency('libxml-ruby', '>= 0.5.4')
  
  s.files = PKG_FILES.to_a
  s.require_path = 'lib'
 
  s.has_rdoc = true
  s.rdoc_options = rd.options
  s.extra_rdoc_files = rd.rdoc_files.to_a
  
  s.authors = ["Coda Hale"]
  s.email = "coda.hale@gmail.com"
  s.homepage = "http://www.github.com/codahale/faster-builder"
  s.rubyforge_project = "faster-builder"
end
 
Rake::GemPackageTask.new(spec) do |pkg|
  pkg.need_zip = true
  pkg.need_tar = true
end
 
def build_xml(xml)
    xml.instruct!
    xml.nodes do
      100.times do |i|
        xml.node(:id => i) do
          xml.metadata(:name => "Dingo")
          xml.comment!("moo-cow")
          xml.cdata!("yee-haw")
          xml << "content for the stuff"
        end
      end
    end
  end
 
task :env do
  $LOAD_PATH.unshift File.dirname(__FILE__) + '/lib'
  require "benchmark"
  require "builder/xmlmarkup"
  require "faster_builder/xml_markup"
end
 
desc "Runs a head-to-head benchmark."
task :benchmark => [:env] do
  tests = (ENV["COUNT"] || "100").to_i
 
  Benchmark.bmbm(15) do |x|
    x.report("builder") { tests.times { build_xml(Builder::XmlMarkup.new) } }
    x.report("faster-builder") { tests.times { build_xml(FasterBuilder::XmlMarkup.new) } }
  end
 
end
 
desc "Profiles an example usage of FasterBuilder::XmlMarkup."
task :profile => [:env] do
  require "rubygems"
  require "ruby-prof"
  RubyProf.start
  100.times { build_xml(FasterBuilder::XmlMarkup.new) }
  result = RubyProf.stop
  # Print a flat profile to text
  printer = RubyProf::FlatPrinter.new(result)
  printer.print(STDOUT, 0)
end