compass/test/test_helper.rb

need_gems = false

lib_dir = File.expand_path(File.join(File.dirname(__FILE__), '..', 'lib'))
$:.unshift(lib_dir) unless $:.include?(lib_dir)
test_dir = File.dirname(__FILE__)
$:.unshift(test_dir) unless $:.include?(test_dir)

# allows testing with edge Haml by creating a test/haml symlink
linked_haml = File.dirname(__FILE__) + '/haml'

if File.exists?(linked_haml) && !$:.include?(linked_haml + '/lib')
  puts "[ using linked Haml ]"
  $:.unshift linked_haml + '/lib'
  require 'sass'
else
  need_gems = true
end

require 'rubygems' if need_gems

require 'compass'

require 'test/unit'


%w(command_line diff io rails test_case).each do |helper|
  require "helpers/#{helper}"
end


class Test::Unit::TestCase
  include Compass::Diff
  include Compass::TestCaseHelper
  include Compass::IoHelper
  extend Compass::TestCaseHelper::ClassMethods
  
end 

module SpriteHelper
  URI = "selectors/*.png"
  
  def test_sprite_map(options)
    importer = Compass::SpriteImporter.new
    path, name = Compass::SpriteImporter.path_and_name(URI)
    sprite_names = Compass::SpriteImporter.sprite_names(URI)
    sass_engine = Compass::SpriteImporter.sass_engine(URI, name, importer, options)
    Compass::SassExtensions::Sprites::SpriteMap.new(sprite_names.map{|n| "selectors/#{n}.png"}, path, name, sass_engine, options)
  end
  
end