cruise.rake

desc 'Continuous build target. Runs specs and features.'
task :cruise => [] do

  # needs grant all on *.* to builder@localhost IDENTIFIED BY 'password' to work
  
  begin
    ENV["RAILS_FEATURES_ENV"] = "features"
    Dir.chdir(RAILS_ROOT) do
       `rm -rf tmp/webrat*.html`
    end
    [ 
      'cruise:prepare_config',
      'cruise:prepare', 
      'spec', 
      'features'
    ].each do |task|
      Rake::Task[task].invoke
    end

  ensure
    ENV['CC_BUILD_ARTIFACTS'] ||= RAILS_ROOT + '/tmp'
    
    puts "Copying any webrat dumps to #{ENV['CC_BUILD_ARTIFACTS']}"
    system("cp #{RAILS_ROOT}/tmp/webrat*.html #{ENV['CC_BUILD_ARTIFACTS']}")

    # Tidy up
    Rake::Task['cruise:cleanup'].invoke
  end
end

namespace :cruise do
  
  ENVIRONMENTS = [ 'test', 'features' ]
  
  desc 'Prepare environment for cruise control build.'
  task :prepare => [
    'cruise:generate_db_config',
    'db:migrate', 
    'cruise:create_db',
    ] 
  
  desc 'Drops the temporary test database created in cruise:prepare.'
  task :cleanup => [
    'cruise:drop_db'
    ]
    
  desc 'Creates the config files needed for the build to run'
  task :prepare_config do
    system("cp #{RAILS_ROOT}/config/solr.yml.ci #{RAILS_ROOT}/config/solr.yml")
  end
  
  desc 'Creates the temporary test databases'
  task :create_db => [
      'cruise:generate_db_config',
      'cruise:prepare_config'
      ] do
    ENVIRONMENTS.each do |environment|
      sh("rake db:create RAILS_ENV=#{environment}") # we do it like this as other tasks (e.g. db:test:prepare) have to be run agaist the development environment
    end
  end
  
  desc 'Drops the temporary test database'
  task :drop_db => [
      'cruise:generate_db_config',
      'cruise:prepare_config'
      ] do
    ENVIRONMENTS.each do |environment|
      sh("rake db:drop RAILS_ENV=#{environment}") # we do it like this as other tasks (e.g. db:test:prepare) have to be run agaist the development environment
    end
  end
  
  desc 'Generates database.yml using database.yml.ci.erb as a template'
  task :generate_db_config do
    ENV['CC_BUILD_LABEL'] ||= "123456" #for testing - will be set by Cruise when running for real

    require 'erb'

    template_file = File.read(RAILS_ROOT + '/config/database.yml.ci.erb')
    output_file = RAILS_ROOT + '/config/database.yml'
    template = ERB.new(template_file)

    FileUtils.rm_f output_file
    File.open(output_file, 'w') {|f| f.write(template.result) }
  end
end