require 'rubygems'
require 'bundler'
Bundler.setup

require 'test_belt'
require 'test/env'

class Test::Unit::TestCase

  def file_path(*segments)
    segs = segments.unshift([File.dirname(__FILE__), '..']).flatten
    File.expand_path(segs.join(File::SEPARATOR))
  end

  def self.should_compile_source(name, desc)
    context desc do
      setup do
        @compiled = File.read(File.join(@source_folder, "#{name}_compiled.css"))
        @source = Rack::Less::Source.new(name, :folder => @source_folder)
      end

      should "compile LESS" do
        assert_equal @compiled.strip, @source.compiled.strip, '.compiled is incorrect'
        assert_equal @compiled.strip, @source.to_css.strip, '.to_css is incorrect'
        assert_equal @compiled.strip, @source.css.strip, '.css is incorrect'
      end
    end
  end

  def env_defaults
    Rack::Less::Base.defaults.merge({
      Rack::Less::Base.option_name(:root) => file_path('test','fixtures','sinatra')
    })
  end

  def less_request(method, path_info)
    Rack::Less::Request.new(@defaults.merge({
      'REQUEST_METHOD' => method,
      'PATH_INFO' => path_info
    }))
  end

  def less_response(css)
    Rack::Less::Response.new(@defaults, css)
  end

  def self.should_not_be_a_valid_rack_less_request(args)
    context "to #{args[:method].upcase} #{args[:resource]} (#{args[:description]})" do
      setup do
        @request = less_request(args[:method], args[:resource])
      end

      should "not be a valid endpoint for Rack::Less" do
        not_valid = !@request.get?
        not_valid ||= !@request.for_css?
        not_valid ||= @request.source.files.empty?
        assert not_valid, 'request is a GET for .css format and has source'
        assert !@request.for_less?, 'the request is for less'
      end
    end
  end
  def self.should_be_a_valid_rack_less_request(args)
    context "to #{args[:method].upcase} #{args[:resource]} (#{args[:description]})" do
      setup do
        @request = less_request(args[:method], args[:resource])
      end

      should "be a valid endpoint for Rack::Less" do
        assert @request.get?, 'the request is not a GET'
        assert @request.for_css?, 'the request is not for css'
        assert !@request.source.files.empty?, 'the request resource has no source'
        assert @request.for_less?, 'the request is not for less'
      end
    end
  end

end