require "assert"
require 'rack/less/options'
require 'test/fixtures/mock_options'

module Rack::Less

  class OptionsTest < Assert::Context
    desc 'Rack::Less::Options'
    setup { @options = MockOptions.new }

    should "use a namespace" do
      assert_equal 'rack-less', Options::RACK_ENV_NS
    end

    should "provide an option_name helper" do
      assert_respond_to :option_name, MockOptions
    end

    should "provide defaults" do
      assert_respond_to :defaults, MockOptions
    end

    should "allow access to the options" do
      assert_respond_to :options, @options, 'no #options accessor'
      assert_kind_of Hash, @options.options, '#options is not a Hash'
      assert_equal MockOptions.defaults[MockOptions.option_name(:source)], @options.options(:source)
    end

    { :root => ".",
      :source => 'app/stylesheets',
      :public => 'public',
      :hosted_at => '/stylesheets'
    }.each do |k,v|
      should "default #{k} correctly" do
        assert_equal v, @options.options[MockOptions.option_name(k)]
      end
    end

    should "set a Symbol option as #{Options::RACK_ENV_NS}.symbol" do
      @options.set :foo, 'bar'
      assert_equal 'bar', @options.options[MockOptions.option_name(:foo)]
    end

    should 'set a String option as string' do
      @options.set 'foo.bar', 'baz'
      assert_equal 'baz', @options.options['foo.bar']
    end

    should 'set all key/value pairs when given a Hash' do
      @options.set :foo => 'bar', 'foo.bar' => 'baz'
      assert_equal 'bar', @options.options[MockOptions.option_name(:foo)]
      assert_equal 'baz', @options.options['foo.bar']
    end

    should 'allow setting multiple options via assignment' do
      @options.options = { :foo => 'bar', 'foo.bar' => 'baz' }
      assert_equal 'bar', @options.options[MockOptions.option_name(:foo)]
      assert_equal 'baz', @options.options['foo.bar']
    end

  end

end