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require 'abstract_unit'
require 'tzinfo'
require 'active_support/core_ext/object/inclusion'

class Map < Hash
  def category
    "<mus>"
  end
end

TZInfo::Timezone.cattr_reader :loaded_zones

class FormOptionsHelperTest < ActionView::TestCase
  tests ActionView::Helpers::FormOptionsHelper

  silence_warnings do
    Post = Struct.new('Post', :title, :author_name, :body, :secret, :written_on, :category, :origin, :allow_comments)
    Continent = Struct.new('Continent', :continent_name, :countries)
    Country = Struct.new('Country', :country_id, :country_name)
    Firm = Struct.new('Firm', :time_zone)
    Album = Struct.new('Album', :id, :title, :genre)
  end

  def setup
    @fake_timezones = %w(A B C D E).inject([]) do |zones, id|
      tz = TZInfo::Timezone.loaded_zones[id] = stub(:name => id, :to_s => id)
      ActiveSupport::TimeZone.stubs(:[]).with(id).returns(tz)
      zones << tz
    end
    ActiveSupport::TimeZone.stubs(:all).returns(@fake_timezones)
  end

  def test_collection_options
    assert_dom_equal(
      "<option value=\"&lt;Abe&gt;\">&lt;Abe&gt; went home</option>\n<option value=\"Babe\">Babe went home</option>\n<option value=\"Cabe\">Cabe went home</option>",
      options_from_collection_for_select(dummy_posts, "author_name", "title")
    )
  end


  def test_collection_options_with_preselected_value
    assert_dom_equal(
      "<option value=\"&lt;Abe&gt;\">&lt;Abe&gt; went home</option>\n<option value=\"Babe\" selected=\"selected\">Babe went home</option>\n<option value=\"Cabe\">Cabe went home</option>",
      options_from_collection_for_select(dummy_posts, "author_name", "title", "Babe")
    )
  end

  def test_collection_options_with_preselected_value_array
      assert_dom_equal(
        "<option value=\"&lt;Abe&gt;\">&lt;Abe&gt; went home</option>\n<option value=\"Babe\" selected=\"selected\">Babe went home</option>\n<option value=\"Cabe\" selected=\"selected\">Cabe went home</option>",
        options_from_collection_for_select(dummy_posts, "author_name", "title", [ "Babe", "Cabe" ])
      )
  end

  def test_collection_options_with_proc_for_selected
    assert_dom_equal(
      "<option value=\"&lt;Abe&gt;\">&lt;Abe&gt; went home</option>\n<option value=\"Babe\" selected=\"selected\">Babe went home</option>\n<option value=\"Cabe\">Cabe went home</option>",
      options_from_collection_for_select(dummy_posts, "author_name", "title", lambda{|p| p.author_name == 'Babe' })
    )
  end

  def test_collection_options_with_disabled_value
    assert_dom_equal(
      "<option value=\"&lt;Abe&gt;\">&lt;Abe&gt; went home</option>\n<option value=\"Babe\" disabled=\"disabled\">Babe went home</option>\n<option value=\"Cabe\">Cabe went home</option>",
      options_from_collection_for_select(dummy_posts, "author_name", "title", :disabled => "Babe")
    )
  end

  def test_collection_options_with_disabled_array
    assert_dom_equal(
      "<option value=\"&lt;Abe&gt;\">&lt;Abe&gt; went home</option>\n<option value=\"Babe\" disabled=\"disabled\">Babe went home</option>\n<option value=\"Cabe\" disabled=\"disabled\">Cabe went home</option>",
      options_from_collection_for_select(dummy_posts, "author_name", "title", :disabled => [ "Babe", "Cabe" ])
    )
  end

  def test_collection_options_with_preselected_and_disabled_value
    assert_dom_equal(
      "<option value=\"&lt;Abe&gt;\">&lt;Abe&gt; went home</option>\n<option value=\"Babe\" disabled=\"disabled\">Babe went home</option>\n<option value=\"Cabe\" selected=\"selected\">Cabe went home</option>",
      options_from_collection_for_select(dummy_posts, "author_name", "title", :selected => "Cabe", :disabled => "Babe")
    )
  end

  def test_collection_options_with_proc_for_disabled
    assert_dom_equal(
      "<option value=\"&lt;Abe&gt;\">&lt;Abe&gt; went home</option>\n<option value=\"Babe\" disabled=\"disabled\">Babe went home</option>\n<option value=\"Cabe\" disabled=\"disabled\">Cabe went home</option>",
      options_from_collection_for_select(dummy_posts, "author_name", "title", :disabled => lambda{|p| p.author_name.in?(["Babe", "Cabe"]) })
    )
  end

  def test_collection_options_with_proc_for_value_method
    assert_dom_equal(
      "<option value=\"&lt;Abe&gt;\">&lt;Abe&gt; went home</option>\n<option value=\"Babe\">Babe went home</option>\n<option value=\"Cabe\">Cabe went home</option>",
      options_from_collection_for_select(dummy_posts, lambda { |p| p.author_name }, "title")
    )
  end

  def test_collection_options_with_proc_for_text_method
    assert_dom_equal(
      "<option value=\"&lt;Abe&gt;\">&lt;Abe&gt; went home</option>\n<option value=\"Babe\">Babe went home</option>\n<option value=\"Cabe\">Cabe went home</option>",
      options_from_collection_for_select(dummy_posts, "author_name", lambda { |p| p.title })
    )
  end

  def test_string_options_for_select
    options = "<option value=\"Denmark\">Denmark</option><option value=\"USA\">USA</option><option value=\"Sweden\">Sweden</option>"
    assert_dom_equal(
      options,
      options_for_select(options)
    )
  end

  def test_array_options_for_select
    assert_dom_equal(
      "<option value=\"&lt;Denmark&gt;\">&lt;Denmark&gt;</option>\n<option value=\"USA\">USA</option>\n<option value=\"Sweden\">Sweden</option>",
      options_for_select([ "<Denmark>", "USA", "Sweden" ])
    )
  end

  def test_array_options_for_select_with_selection
    assert_dom_equal(
      "<option value=\"Denmark\">Denmark</option>\n<option value=\"&lt;USA&gt;\" selected=\"selected\">&lt;USA&gt;</option>\n<option value=\"Sweden\">Sweden</option>",
      options_for_select([ "Denmark", "<USA>", "Sweden" ], "<USA>")
    )
  end

  def test_array_options_for_select_with_selection_array
      assert_dom_equal(
        "<option value=\"Denmark\">Denmark</option>\n<option value=\"&lt;USA&gt;\" selected=\"selected\">&lt;USA&gt;</option>\n<option value=\"Sweden\" selected=\"selected\">Sweden</option>",
        options_for_select([ "Denmark", "<USA>", "Sweden" ], [ "<USA>", "Sweden" ])
      )
  end

  def test_array_options_for_select_with_disabled_value
    assert_dom_equal(
      "<option value=\"Denmark\">Denmark</option>\n<option value=\"&lt;USA&gt;\" disabled=\"disabled\">&lt;USA&gt;</option>\n<option value=\"Sweden\">Sweden</option>",
      options_for_select([ "Denmark", "<USA>", "Sweden" ], :disabled => "<USA>")
    )
  end

  def test_array_options_for_select_with_disabled_array
    assert_dom_equal(
      "<option value=\"Denmark\">Denmark</option>\n<option value=\"&lt;USA&gt;\" disabled=\"disabled\">&lt;USA&gt;</option>\n<option value=\"Sweden\" disabled=\"disabled\">Sweden</option>",
      options_for_select([ "Denmark", "<USA>", "Sweden" ], :disabled => ["<USA>", "Sweden"])
    )
  end

  def test_array_options_for_select_with_selection_and_disabled_value
    assert_dom_equal(
      "<option value=\"Denmark\" selected=\"selected\">Denmark</option>\n<option value=\"&lt;USA&gt;\" disabled=\"disabled\">&lt;USA&gt;</option>\n<option value=\"Sweden\">Sweden</option>",
      options_for_select([ "Denmark", "<USA>", "Sweden" ], :selected => "Denmark", :disabled => "<USA>")
    )
  end

  def test_boolean_array_options_for_select_with_selection_and_disabled_value
    assert_dom_equal(
      "<option value=\"true\">true</option>\n<option value=\"false\" selected=\"selected\">false</option>",
      options_for_select([ true, false ], :selected => false, :disabled => nil)
    )
  end

  def test_range_options_for_select
    assert_dom_equal(
      "<option value=\"1\">1</option>\n<option value=\"2\">2</option>\n<option value=\"3\">3</option>",
      options_for_select(1..3)
    )
  end

  def test_array_options_for_string_include_in_other_string_bug_fix
      assert_dom_equal(
        "<option value=\"ruby\">ruby</option>\n<option value=\"rubyonrails\" selected=\"selected\">rubyonrails</option>",
        options_for_select([ "ruby", "rubyonrails" ], "rubyonrails")
      )
      assert_dom_equal(
        "<option value=\"ruby\" selected=\"selected\">ruby</option>\n<option value=\"rubyonrails\">rubyonrails</option>",
        options_for_select([ "ruby", "rubyonrails" ], "ruby")
      )
      assert_dom_equal(
        %(<option value="ruby" selected="selected">ruby</option>\n<option value="rubyonrails">rubyonrails</option>\n<option value=""></option>),
        options_for_select([ "ruby", "rubyonrails", nil ], "ruby")
      )
  end

  def test_hash_options_for_select
    assert_dom_equal(
      "<option value=\"Dollar\">$</option>\n<option value=\"&lt;Kroner&gt;\">&lt;DKR&gt;</option>",
      options_for_select("$" => "Dollar", "<DKR>" => "<Kroner>").split("\n").join("\n")
    )
    assert_dom_equal(
      "<option value=\"Dollar\" selected=\"selected\">$</option>\n<option value=\"&lt;Kroner&gt;\">&lt;DKR&gt;</option>",
      options_for_select({ "$" => "Dollar", "<DKR>" => "<Kroner>" }, "Dollar").split("\n").join("\n")
    )
    assert_dom_equal(
      "<option value=\"Dollar\" selected=\"selected\">$</option>\n<option value=\"&lt;Kroner&gt;\" selected=\"selected\">&lt;DKR&gt;</option>",
      options_for_select({ "$" => "Dollar", "<DKR>" => "<Kroner>" }, [ "Dollar", "<Kroner>" ]).split("\n").join("\n")
    )
  end

  def test_ducktyped_options_for_select
    quack = Struct.new(:first, :last)
    assert_dom_equal(
      "<option value=\"&lt;Kroner&gt;\">&lt;DKR&gt;</option>\n<option value=\"Dollar\">$</option>",
      options_for_select([quack.new("<DKR>", "<Kroner>"), quack.new("$", "Dollar")])
    )
    assert_dom_equal(
      "<option value=\"&lt;Kroner&gt;\">&lt;DKR&gt;</option>\n<option value=\"Dollar\" selected=\"selected\">$</option>",
      options_for_select([quack.new("<DKR>", "<Kroner>"), quack.new("$", "Dollar")], "Dollar")
    )
    assert_dom_equal(
      "<option value=\"&lt;Kroner&gt;\" selected=\"selected\">&lt;DKR&gt;</option>\n<option value=\"Dollar\" selected=\"selected\">$</option>",
      options_for_select([quack.new("<DKR>", "<Kroner>"), quack.new("$", "Dollar")], ["Dollar", "<Kroner>"])
    )
  end

  def test_collection_options_with_preselected_value_as_string_and_option_value_is_integer
    albums = [ Album.new(1, "first","rap"), Album.new(2, "second","pop")]
    assert_dom_equal(
    %(<option selected="selected" value="1">rap</option>\n<option value="2">pop</option>),
    options_from_collection_for_select(albums, "id", "genre", :selected => "1")
    )
  end

  def test_collection_options_with_preselected_value_as_integer_and_option_value_is_string
    albums = [ Album.new("1", "first","rap"), Album.new("2", "second","pop")]

    assert_dom_equal(
    %(<option selected="selected" value="1">rap</option>\n<option value="2">pop</option>),
    options_from_collection_for_select(albums, "id", "genre", :selected => 1)
    )
  end

  def test_collection_options_with_preselected_value_as_string_and_option_value_is_float
    albums = [ Album.new(1.0, "first","rap"), Album.new(2.0, "second","pop")]

    assert_dom_equal(
    %(<option value="1.0">rap</option>\n<option value="2.0" selected="selected">pop</option>),
    options_from_collection_for_select(albums, "id", "genre", :selected => "2.0")
    )
  end

  def test_collection_options_with_preselected_value_as_nil
    albums = [ Album.new(1.0, "first","rap"), Album.new(2.0, "second","pop")]

    assert_dom_equal(
    %(<option value="1.0">rap</option>\n<option value="2.0">pop</option>),
    options_from_collection_for_select(albums, "id", "genre", :selected => nil)
    )
  end

  def test_collection_options_with_disabled_value_as_nil
    albums = [ Album.new(1.0, "first","rap"), Album.new(2.0, "second","pop")]

    assert_dom_equal(
    %(<option value="1.0">rap</option>\n<option value="2.0">pop</option>),
    options_from_collection_for_select(albums, "id", "genre", :disabled => nil)
    )
  end

  def test_collection_options_with_disabled_value_as_array
    albums = [ Album.new(1.0, "first","rap"), Album.new(2.0, "second","pop")]

    assert_dom_equal(
    %(<option disabled="disabled" value="1.0">rap</option>\n<option disabled="disabled" value="2.0">pop</option>),
    options_from_collection_for_select(albums, "id", "genre", :disabled => ["1.0", 2.0])
    )
  end

  def test_collection_options_with_preselected_values_as_string_array_and_option_value_is_float
    albums = [ Album.new(1.0, "first","rap"), Album.new(2.0, "second","pop"), Album.new(3.0, "third","country") ]

    assert_dom_equal(
    %(<option value="1.0" selected="selected">rap</option>\n<option value="2.0">pop</option>\n<option value="3.0" selected="selected">country</option>),
    options_from_collection_for_select(albums, "id", "genre", ["1.0","3.0"])
    )
  end

  def test_option_groups_from_collection_for_select
    assert_dom_equal(
      "<optgroup label=\"&lt;Africa&gt;\"><option value=\"&lt;sa&gt;\">&lt;South Africa&gt;</option>\n<option value=\"so\">Somalia</option></optgroup><optgroup label=\"Europe\"><option value=\"dk\" selected=\"selected\">Denmark</option>\n<option value=\"ie\">Ireland</option></optgroup>",
      option_groups_from_collection_for_select(dummy_continents, "countries", "continent_name", "country_id", "country_name", "dk")
    )
  end

  def test_option_groups_from_collection_for_select_returns_html_safe_string
    assert option_groups_from_collection_for_select(dummy_continents, "countries", "continent_name", "country_id", "country_name", "dk").html_safe?
  end

  def test_grouped_options_for_select_with_array
    assert_dom_equal(
      "<optgroup label=\"North America\"><option value=\"US\">United States</option>\n<option value=\"Canada\">Canada</option></optgroup><optgroup label=\"Europe\"><option value=\"GB\">Great Britain</option>\n<option value=\"Germany\">Germany</option></optgroup>",
      grouped_options_for_select([
         ["North America",
             [['United States','US'],"Canada"]],
         ["Europe",
             [["Great Britain","GB"], "Germany"]]
       ])
    )
  end

  def test_grouped_options_for_select_with_selected_and_prompt
    assert_dom_equal(
        "<option value=\"\">Choose a product...</option><optgroup label=\"Hats\"><option value=\"Baseball Cap\">Baseball Cap</option>\n<option selected=\"selected\" value=\"Cowboy Hat\">Cowboy Hat</option></optgroup>",
        grouped_options_for_select([["Hats", ["Baseball Cap","Cowboy Hat"]]], "Cowboy Hat", "Choose a product...")
    )
  end

  def test_grouped_options_for_select_returns_html_safe_string
    assert grouped_options_for_select([["Hats", ["Baseball Cap","Cowboy Hat"]]]).html_safe?
  end

  def test_grouped_options_for_select_with_prompt_returns_html_escaped_string
    assert_dom_equal(
      "<option value=\"\">&lt;Choose One&gt;</option><optgroup label=\"Hats\"><option value=\"Baseball Cap\">Baseball Cap</option>\n<option value=\"Cowboy Hat\">Cowboy Hat</option></optgroup>",
      grouped_options_for_select([["Hats", ["Baseball Cap","Cowboy Hat"]]], nil, '<Choose One>'))
  end

  def test_optgroups_with_with_options_with_hash
    assert_dom_equal(
       "<optgroup label=\"Europe\"><option value=\"Denmark\">Denmark</option>\n<option value=\"Germany\">Germany</option></optgroup><optgroup label=\"North America\"><option value=\"United States\">United States</option>\n<option value=\"Canada\">Canada</option></optgroup>",
       grouped_options_for_select({'North America' => ['United States','Canada'], 'Europe' => ['Denmark','Germany']})
    )
  end

  def test_time_zone_options_no_parms
    opts = time_zone_options_for_select
    assert_dom_equal "<option value=\"A\">A</option>\n" +
                 "<option value=\"B\">B</option>\n" +
                 "<option value=\"C\">C</option>\n" +
                 "<option value=\"D\">D</option>\n" +
                 "<option value=\"E\">E</option>",
                 opts
  end

  def test_time_zone_options_with_selected
    opts = time_zone_options_for_select( "D" )
    assert_dom_equal "<option value=\"A\">A</option>\n" +
                 "<option value=\"B\">B</option>\n" +
                 "<option value=\"C\">C</option>\n" +
                 "<option value=\"D\" selected=\"selected\">D</option>\n" +
                 "<option value=\"E\">E</option>",
                 opts
  end

  def test_time_zone_options_with_unknown_selected
    opts = time_zone_options_for_select( "K" )
    assert_dom_equal "<option value=\"A\">A</option>\n" +
                 "<option value=\"B\">B</option>\n" +
                 "<option value=\"C\">C</option>\n" +
                 "<option value=\"D\">D</option>\n" +
                 "<option value=\"E\">E</option>",
                 opts
  end

  def test_time_zone_options_with_priority_zones
    zones = [ ActiveSupport::TimeZone.new( "B" ), ActiveSupport::TimeZone.new( "E" ) ]
    opts = time_zone_options_for_select( nil, zones )
    assert_dom_equal "<option value=\"B\">B</option>\n" +
                 "<option value=\"E\">E</option>" +
                 "<option value=\"\" disabled=\"disabled\">-------------</option>\n" +
                 "<option value=\"A\">A</option>\n" +
                 "<option value=\"C\">C</option>\n" +
                 "<option value=\"D\">D</option>",
                 opts
  end

  def test_time_zone_options_with_selected_priority_zones
    zones = [ ActiveSupport::TimeZone.new( "B" ), ActiveSupport::TimeZone.new( "E" ) ]
    opts = time_zone_options_for_select( "E", zones )
    assert_dom_equal "<option value=\"B\">B</option>\n" +
                 "<option value=\"E\" selected=\"selected\">E</option>" +
                 "<option value=\"\" disabled=\"disabled\">-------------</option>\n" +
                 "<option value=\"A\">A</option>\n" +
                 "<option value=\"C\">C</option>\n" +
                 "<option value=\"D\">D</option>",
                 opts
  end

  def test_time_zone_options_with_unselected_priority_zones
    zones = [ ActiveSupport::TimeZone.new( "B" ), ActiveSupport::TimeZone.new( "E" ) ]
    opts = time_zone_options_for_select( "C", zones )
    assert_dom_equal "<option value=\"B\">B</option>\n" +
                 "<option value=\"E\">E</option>" +
                 "<option value=\"\" disabled=\"disabled\">-------------</option>\n" +
                 "<option value=\"A\">A</option>\n" +
                 "<option value=\"C\" selected=\"selected\">C</option>\n" +
                 "<option value=\"D\">D</option>",
                 opts
  end

  def test_time_zone_options_returns_html_safe_string
    assert time_zone_options_for_select.html_safe?
  end

  def test_select
    @post = Post.new
    @post.category = "<mus>"
    assert_dom_equal(
      "<select id=\"post_category\" name=\"post[category]\"><option value=\"abe\">abe</option>\n<option value=\"&lt;mus&gt;\" selected=\"selected\">&lt;mus&gt;</option>\n<option value=\"hest\">hest</option></select>",
      select("post", "category", %w( abe <mus> hest))
    )
  end

  def test_select_without_multiple
    assert_dom_equal(
      "<select id=\"post_category\" name=\"post[category]\"></select>",
      select(:post, :category, "", {}, :multiple => false)
    )
  end

  def test_select_with_grouped_collection_as_nested_array
    @post = Post.new

    countries_by_continent = [
      ["<Africa>", [["<South Africa>", "<sa>"], ["Somalia", "so"]]],
      ["Europe", [["Denmark", "dk"], ["Ireland", "ie"]]],
    ]

    assert_dom_equal(
      [
        %Q{<select id="post_origin" name="post[origin]"><optgroup label="&lt;Africa&gt;"><option value="&lt;sa&gt;">&lt;South Africa&gt;</option>},
        %Q{<option value="so">Somalia</option></optgroup><optgroup label="Europe"><option value="dk">Denmark</option>},
        %Q{<option value="ie">Ireland</option></optgroup></select>},
      ].join("\n"),
      select("post", "origin", countries_by_continent)
    )
  end

  def test_select_with_grouped_collection_as_hash
    @post = Post.new

    countries_by_continent = {
      "<Africa>" => [["<South Africa>", "<sa>"], ["Somalia", "so"]],
      "Europe" => [["Denmark", "dk"], ["Ireland", "ie"]],
    }

    assert_dom_equal(
      [
        %Q{<select id="post_origin" name="post[origin]"><optgroup label="&lt;Africa&gt;"><option value="&lt;sa&gt;">&lt;South Africa&gt;</option>},
        %Q{<option value="so">Somalia</option></optgroup><optgroup label="Europe"><option value="dk">Denmark</option>},
        %Q{<option value="ie">Ireland</option></optgroup></select>},
      ].join("\n"),
      select("post", "origin", countries_by_continent)
    )
  end

  def test_select_with_boolean_method
    @post = Post.new
    @post.allow_comments = false
    assert_dom_equal(
      "<select id=\"post_allow_comments\" name=\"post[allow_comments]\"><option value=\"true\">true</option>\n<option value=\"false\" selected=\"selected\">false</option></select>",
      select("post", "allow_comments", %w( true false ))
    )
  end

  def test_select_under_fields_for
    @post = Post.new
    @post.category = "<mus>"

    output_buffer = fields_for :post, @post do |f|
      concat f.select(:category, %w( abe <mus> hest))
    end

    assert_dom_equal(
      "<select id=\"post_category\" name=\"post[category]\"><option value=\"abe\">abe</option>\n<option value=\"&lt;mus&gt;\" selected=\"selected\">&lt;mus&gt;</option>\n<option value=\"hest\">hest</option></select>",
      output_buffer
    )
  end

  def test_fields_for_with_record_inherited_from_hash
    map = Map.new

    output_buffer = fields_for :map, map do |f|
      concat f.select(:category, %w( abe <mus> hest))
    end

    assert_dom_equal(
      "<select id=\"map_category\" name=\"map[category]\"><option value=\"abe\">abe</option>\n<option value=\"&lt;mus&gt;\" selected=\"selected\">&lt;mus&gt;</option>\n<option value=\"hest\">hest</option></select>",
      output_buffer
    )
  end

  def test_select_under_fields_for_with_index
    @post = Post.new
    @post.category = "<mus>"

    output_buffer = fields_for :post, @post, :index => 108 do |f|
      concat f.select(:category, %w( abe <mus> hest))
    end

    assert_dom_equal(
      "<select id=\"post_108_category\" name=\"post[108][category]\"><option value=\"abe\">abe</option>\n<option value=\"&lt;mus&gt;\" selected=\"selected\">&lt;mus&gt;</option>\n<option value=\"hest\">hest</option></select>",
      output_buffer
    )
  end

  def test_select_under_fields_for_with_auto_index
    @post = Post.new
    @post.category = "<mus>"
    def @post.to_param; 108; end

    output_buffer = fields_for "post[]", @post do |f|
      concat f.select(:category, %w( abe <mus> hest))
    end

    assert_dom_equal(
      "<select id=\"post_108_category\" name=\"post[108][category]\"><option value=\"abe\">abe</option>\n<option value=\"&lt;mus&gt;\" selected=\"selected\">&lt;mus&gt;</option>\n<option value=\"hest\">hest</option></select>",
      output_buffer
    )
  end

  def test_select_under_fields_for_with_string_and_given_prompt
    @post = Post.new
    options = "<option value=\"abe\">abe</option><option value=\"mus\">mus</option><option value=\"hest\">hest</option>".html_safe

    output_buffer = fields_for :post, @post do |f|
      concat f.select(:category, options, :prompt => 'The prompt')
    end

    assert_dom_equal(
      "<select id=\"post_category\" name=\"post[category]\"><option value=\"\">The prompt</option>\n#{options}</select>",
      output_buffer
    )
  end

  def test_select_with_multiple_to_add_hidden_input
    output_buffer = select(:post, :category, "", {}, :multiple => true)
    assert_dom_equal(
      "<input type=\"hidden\" name=\"post[category][]\" value=\"\"/><select multiple=\"multiple\" id=\"post_category\" name=\"post[category][]\"></select>",
      output_buffer
    )
  end

  def test_select_with_multiple_and_disabled_to_add_disabled_hidden_input
    output_buffer = select(:post, :category, "", {}, :multiple => true, :disabled => true)
    assert_dom_equal(
      "<input disabled=\"disabled\"type=\"hidden\" name=\"post[category][]\" value=\"\"/><select multiple=\"multiple\" disabled=\"disabled\" id=\"post_category\" name=\"post[category][]\"></select>",
      output_buffer
    )
  end

  def test_select_with_blank
    @post = Post.new
    @post.category = "<mus>"
    assert_dom_equal(
      "<select id=\"post_category\" name=\"post[category]\"><option value=\"\"></option>\n<option value=\"abe\">abe</option>\n<option value=\"&lt;mus&gt;\" selected=\"selected\">&lt;mus&gt;</option>\n<option value=\"hest\">hest</option></select>",
      select("post", "category", %w( abe <mus> hest), :include_blank => true)
    )
  end

  def test_select_with_blank_as_string
    @post = Post.new
    @post.category = "<mus>"
    assert_dom_equal(
      "<select id=\"post_category\" name=\"post[category]\"><option value=\"\">None</option>\n<option value=\"abe\">abe</option>\n<option value=\"&lt;mus&gt;\" selected=\"selected\">&lt;mus&gt;</option>\n<option value=\"hest\">hest</option></select>",
      select("post", "category", %w( abe <mus> hest), :include_blank => 'None')
    )
  end

  def test_select_with_blank_as_string_escaped
    @post = Post.new
    @post.category = "<mus>"
    assert_dom_equal(
      "<select id=\"post_category\" name=\"post[category]\"><option value=\"\">&lt;None&gt;</option>\n<option value=\"abe\">abe</option>\n<option value=\"&lt;mus&gt;\" selected=\"selected\">&lt;mus&gt;</option>\n<option value=\"hest\">hest</option></select>",
      select("post", "category", %w( abe <mus> hest), :include_blank => '<None>')
    )
  end

  def test_select_with_default_prompt
    @post = Post.new
    @post.category = ""
    assert_dom_equal(
      "<select id=\"post_category\" name=\"post[category]\"><option value=\"\">Please select</option>\n<option value=\"abe\">abe</option>\n<option value=\"&lt;mus&gt;\">&lt;mus&gt;</option>\n<option value=\"hest\">hest</option></select>",
      select("post", "category", %w( abe <mus> hest), :prompt => true)
    )
  end

  def test_select_no_prompt_when_select_has_value
    @post = Post.new
    @post.category = "<mus>"
    assert_dom_equal(
      "<select id=\"post_category\" name=\"post[category]\"><option value=\"abe\">abe</option>\n<option value=\"&lt;mus&gt;\" selected=\"selected\">&lt;mus&gt;</option>\n<option value=\"hest\">hest</option></select>",
      select("post", "category", %w( abe <mus> hest), :prompt => true)
    )
  end

  def test_select_with_given_prompt
    @post = Post.new
    @post.category = ""
    assert_dom_equal(
      "<select id=\"post_category\" name=\"post[category]\"><option value=\"\">The prompt</option>\n<option value=\"abe\">abe</option>\n<option value=\"&lt;mus&gt;\">&lt;mus&gt;</option>\n<option value=\"hest\">hest</option></select>",
      select("post", "category", %w( abe <mus> hest), :prompt => 'The prompt')
    )
  end

  def test_select_with_given_prompt_escaped
    @post = Post.new
    assert_dom_equal(
      "<select id=\"post_category\" name=\"post[category]\"><option value=\"\">&lt;The prompt&gt;</option>\n<option value=\"abe\">abe</option>\n<option value=\"&lt;mus&gt;\">&lt;mus&gt;</option>\n<option value=\"hest\">hest</option></select>",
      select("post", "category", %w( abe <mus> hest), :prompt => '<The prompt>')
    )
  end

  def test_select_with_prompt_and_blank
    @post = Post.new
    @post.category = ""
    assert_dom_equal(
      "<select id=\"post_category\" name=\"post[category]\"><option value=\"\">Please select</option>\n<option value=\"\"></option>\n<option value=\"abe\">abe</option>\n<option value=\"&lt;mus&gt;\">&lt;mus&gt;</option>\n<option value=\"hest\">hest</option></select>",
      select("post", "category", %w( abe <mus> hest), :prompt => true, :include_blank => true)
    )
  end

  def test_empty
    @post = Post.new
    @post.category = ""
    assert_dom_equal(
      "<select id=\"post_category\" name=\"post[category]\"><option value=\"\">Please select</option>\n<option value=\"\"></option>\n</select>",
      select("post", "category", [], :prompt => true, :include_blank => true)
    )
  end

  def test_select_with_nil
    @post = Post.new
    @post.category = "othervalue"
    assert_dom_equal(
      "<select id=\"post_category\" name=\"post[category]\"><option value=\"\"></option>\n<option value=\"othervalue\" selected=\"selected\">othervalue</option></select>",
      select("post", "category", [nil, "othervalue"])
    )
  end

  def test_select_with_fixnum
    @post = Post.new
    @post.category = ""
    assert_dom_equal(
      "<select id=\"post_category\" name=\"post[category]\"><option value=\"\">Please select</option>\n<option value=\"\"></option>\n<option value=\"1\">1</option></select>",
      select("post", "category", [1], :prompt => true, :include_blank => true)
    )
  end

  def test_list_of_lists
    @post = Post.new
    @post.category = ""
    assert_dom_equal(
      "<select id=\"post_category\" name=\"post[category]\"><option value=\"\">Please select</option>\n<option value=\"\"></option>\n<option value=\"number\">Number</option>\n<option value=\"text\">Text</option>\n<option value=\"boolean\">Yes/No</option></select>",
      select("post", "category", [["Number", "number"], ["Text", "text"], ["Yes/No", "boolean"]], :prompt => true, :include_blank => true)
    )
  end

  def test_select_with_selected_value
    @post = Post.new
    @post.category = "<mus>"
    assert_dom_equal(
      "<select id=\"post_category\" name=\"post[category]\"><option value=\"abe\" selected=\"selected\">abe</option>\n<option value=\"&lt;mus&gt;\">&lt;mus&gt;</option>\n<option value=\"hest\">hest</option></select>",
      select("post", "category", %w( abe <mus> hest ), :selected => 'abe')
    )
  end

  def test_select_with_index_option
    @album = Album.new
    @album.id = 1

    expected = "<select id=\"album__genre\" name=\"album[][genre]\"><option value=\"rap\">rap</option>\n<option value=\"rock\">rock</option>\n<option value=\"country\">country</option></select>"

    assert_dom_equal(
      expected,
      select("album[]", "genre", %w[rap rock country], {}, { :index => nil })
    )
  end

  def test_select_escapes_options
    assert_dom_equal(
      '<select id="post_title" name="post[title]">&lt;script&gt;alert(1)&lt;/script&gt;</select>',
      select('post', 'title', '<script>alert(1)</script>')
    )
  end

  def test_select_with_selected_nil
    @post = Post.new
    @post.category = "<mus>"
    assert_dom_equal(
      "<select id=\"post_category\" name=\"post[category]\"><option value=\"abe\">abe</option>\n<option value=\"&lt;mus&gt;\">&lt;mus&gt;</option>\n<option value=\"hest\">hest</option></select>",
      select("post", "category", %w( abe <mus> hest ), :selected => nil)
    )
  end

  def test_select_with_disabled_value
    @post = Post.new
    @post.category = "<mus>"
    assert_dom_equal(
      "<select id=\"post_category\" name=\"post[category]\"><option value=\"abe\">abe</option>\n<option value=\"&lt;mus&gt;\" selected=\"selected\">&lt;mus&gt;</option>\n<option value=\"hest\" disabled=\"disabled\">hest</option></select>",
      select("post", "category", %w( abe <mus> hest ), :disabled => 'hest')
    )
  end

  def test_select_with_disabled_array
    @post = Post.new
    @post.category = "<mus>"
    assert_dom_equal(
      "<select id=\"post_category\" name=\"post[category]\"><option value=\"abe\" disabled=\"disabled\">abe</option>\n<option value=\"&lt;mus&gt;\" selected=\"selected\">&lt;mus&gt;</option>\n<option value=\"hest\" disabled=\"disabled\">hest</option></select>",
      select("post", "category", %w( abe <mus> hest ), :disabled => ['hest', 'abe'])
    )
  end

  def test_select_with_range
    @post = Post.new
    @post.category = 0
    assert_dom_equal(
      "<select id=\"post_category\" name=\"post[category]\"><option value=\"1\">1</option>\n<option value=\"2\">2</option>\n<option value=\"3\">3</option></select>",
      select("post", "category", 1..3)
    )
  end

  def test_collection_select
    @post = Post.new
    @post.author_name = "Babe"

    assert_dom_equal(
      "<select id=\"post_author_name\" name=\"post[author_name]\"><option value=\"&lt;Abe&gt;\">&lt;Abe&gt;</option>\n<option value=\"Babe\" selected=\"selected\">Babe</option>\n<option value=\"Cabe\">Cabe</option></select>",
      collection_select("post", "author_name", dummy_posts, "author_name", "author_name")
    )
  end

  def test_collection_select_under_fields_for
    @post = Post.new
    @post.author_name = "Babe"

    output_buffer = fields_for :post, @post do |f|
      concat f.collection_select(:author_name, dummy_posts, :author_name, :author_name)
    end

    assert_dom_equal(
      "<select id=\"post_author_name\" name=\"post[author_name]\"><option value=\"&lt;Abe&gt;\">&lt;Abe&gt;</option>\n<option value=\"Babe\" selected=\"selected\">Babe</option>\n<option value=\"Cabe\">Cabe</option></select>",
      output_buffer
    )
  end

  def test_collection_select_under_fields_for_with_index
    @post = Post.new
    @post.author_name = "Babe"

    output_buffer = fields_for :post, @post, :index => 815 do |f|
      concat f.collection_select(:author_name, dummy_posts, :author_name, :author_name)
    end

    assert_dom_equal(
      "<select id=\"post_815_author_name\" name=\"post[815][author_name]\"><option value=\"&lt;Abe&gt;\">&lt;Abe&gt;</option>\n<option value=\"Babe\" selected=\"selected\">Babe</option>\n<option value=\"Cabe\">Cabe</option></select>",
      output_buffer
    )
  end

  def test_collection_select_under_fields_for_with_auto_index
    @post = Post.new
    @post.author_name = "Babe"
    def @post.to_param; 815; end

    output_buffer = fields_for "post[]", @post do |f|
      concat f.collection_select(:author_name, dummy_posts, :author_name, :author_name)
    end

    assert_dom_equal(
      "<select id=\"post_815_author_name\" name=\"post[815][author_name]\"><option value=\"&lt;Abe&gt;\">&lt;Abe&gt;</option>\n<option value=\"Babe\" selected=\"selected\">Babe</option>\n<option value=\"Cabe\">Cabe</option></select>",
      output_buffer
    )
  end

  def test_collection_select_with_blank_and_style
    @post = Post.new
    @post.author_name = "Babe"

    assert_dom_equal(
      "<select id=\"post_author_name\" name=\"post[author_name]\" style=\"width: 200px\"><option value=\"\"></option>\n<option value=\"&lt;Abe&gt;\">&lt;Abe&gt;</option>\n<option value=\"Babe\" selected=\"selected\">Babe</option>\n<option value=\"Cabe\">Cabe</option></select>",
      collection_select("post", "author_name", dummy_posts, "author_name", "author_name", { :include_blank => true }, "style" => "width: 200px")
    )
  end

  def test_collection_select_with_blank_as_string_and_style
    @post = Post.new
    @post.author_name = "Babe"

    assert_dom_equal(
      "<select id=\"post_author_name\" name=\"post[author_name]\" style=\"width: 200px\"><option value=\"\">No Selection</option>\n<option value=\"&lt;Abe&gt;\">&lt;Abe&gt;</option>\n<option value=\"Babe\" selected=\"selected\">Babe</option>\n<option value=\"Cabe\">Cabe</option></select>",
      collection_select("post", "author_name", dummy_posts, "author_name", "author_name", { :include_blank => 'No Selection' }, "style" => "width: 200px")
    )
  end

  def test_collection_select_with_multiple_option_appends_array_brackets_and_hidden_input
    @post = Post.new
    @post.author_name = "Babe"

    expected = "<input type=\"hidden\" name=\"post[author_name][]\" value=\"\"/><select id=\"post_author_name\" name=\"post[author_name][]\" multiple=\"multiple\"><option value=\"\"></option>\n<option value=\"&lt;Abe&gt;\">&lt;Abe&gt;</option>\n<option value=\"Babe\" selected=\"selected\">Babe</option>\n<option value=\"Cabe\">Cabe</option></select>"

    # Should suffix default name with [].
    assert_dom_equal expected, collection_select("post", "author_name", dummy_posts, "author_name", "author_name", { :include_blank => true }, :multiple => true)

    # Shouldn't suffix custom name with [].
    assert_dom_equal expected, collection_select("post", "author_name", dummy_posts, "author_name", "author_name", { :include_blank => true, :name => 'post[author_name][]' }, :multiple => true)
  end

  def test_collection_select_with_blank_and_selected
    @post = Post.new
    @post.author_name = "Babe"

    assert_dom_equal(
      %{<select id="post_author_name" name="post[author_name]"><option value=""></option>\n<option value="&lt;Abe&gt;" selected="selected">&lt;Abe&gt;</option>\n<option value="Babe">Babe</option>\n<option value="Cabe">Cabe</option></select>},
      collection_select("post", "author_name", dummy_posts, "author_name", "author_name", {:include_blank => true, :selected => "<Abe>"})
    )
  end

  def test_collection_select_with_disabled
    @post = Post.new
    @post.author_name = "Babe"

    assert_dom_equal(
      "<select id=\"post_author_name\" name=\"post[author_name]\"><option value=\"&lt;Abe&gt;\">&lt;Abe&gt;</option>\n<option value=\"Babe\" selected=\"selected\">Babe</option>\n<option value=\"Cabe\" disabled=\"disabled\">Cabe</option></select>",
      collection_select("post", "author_name", dummy_posts, "author_name", "author_name", :disabled => 'Cabe')
    )
  end

  def test_collection_select_with_proc_for_value_method
    @post = Post.new

    assert_dom_equal(
      "<select id=\"post_author_name\" name=\"post[author_name]\"><option value=\"&lt;Abe&gt;\">&lt;Abe&gt; went home</option>\n<option value=\"Babe\">Babe went home</option>\n<option value=\"Cabe\">Cabe went home</option></select>",
      collection_select("post", "author_name", dummy_posts, lambda { |p| p.author_name }, "title")
    )
  end

  def test_collection_select_with_proc_for_text_method
    @post = Post.new

    assert_dom_equal(
      "<select id=\"post_author_name\" name=\"post[author_name]\"><option value=\"&lt;Abe&gt;\">&lt;Abe&gt; went home</option>\n<option value=\"Babe\">Babe went home</option>\n<option value=\"Cabe\">Cabe went home</option></select>",
      collection_select("post", "author_name", dummy_posts, "author_name", lambda { |p| p.title })
    )
  end

  def test_time_zone_select
    @firm = Firm.new("D")
    html = time_zone_select( "firm", "time_zone" )
    assert_dom_equal "<select id=\"firm_time_zone\" name=\"firm[time_zone]\">" +
                 "<option value=\"A\">A</option>\n" +
                 "<option value=\"B\">B</option>\n" +
                 "<option value=\"C\">C</option>\n" +
                 "<option value=\"D\" selected=\"selected\">D</option>\n" +
                 "<option value=\"E\">E</option>" +
                 "</select>",
                 html
  end

  def test_time_zone_select_under_fields_for
    @firm = Firm.new("D")

    output_buffer = fields_for :firm, @firm do |f|
      concat f.time_zone_select(:time_zone)
    end

    assert_dom_equal(
      "<select id=\"firm_time_zone\" name=\"firm[time_zone]\">" +
      "<option value=\"A\">A</option>\n" +
      "<option value=\"B\">B</option>\n" +
      "<option value=\"C\">C</option>\n" +
      "<option value=\"D\" selected=\"selected\">D</option>\n" +
      "<option value=\"E\">E</option>" +
      "</select>",
      output_buffer
    )
  end

  def test_time_zone_select_under_fields_for_with_index
    @firm = Firm.new("D")

    output_buffer = fields_for :firm, @firm, :index => 305 do |f|
      concat f.time_zone_select(:time_zone)
    end

    assert_dom_equal(
      "<select id=\"firm_305_time_zone\" name=\"firm[305][time_zone]\">" +
      "<option value=\"A\">A</option>\n" +
      "<option value=\"B\">B</option>\n" +
      "<option value=\"C\">C</option>\n" +
      "<option value=\"D\" selected=\"selected\">D</option>\n" +
      "<option value=\"E\">E</option>" +
      "</select>",
      output_buffer
    )
  end

  def test_time_zone_select_under_fields_for_with_auto_index
    @firm = Firm.new("D")
    def @firm.to_param; 305; end

    output_buffer = fields_for "firm[]", @firm do |f|
      concat f.time_zone_select(:time_zone)
    end

    assert_dom_equal(
      "<select id=\"firm_305_time_zone\" name=\"firm[305][time_zone]\">" +
      "<option value=\"A\">A</option>\n" +
      "<option value=\"B\">B</option>\n" +
      "<option value=\"C\">C</option>\n" +
      "<option value=\"D\" selected=\"selected\">D</option>\n" +
      "<option value=\"E\">E</option>" +
      "</select>",
      output_buffer
    )
  end

  def test_time_zone_select_with_blank
    @firm = Firm.new("D")
    html = time_zone_select("firm", "time_zone", nil, :include_blank => true)
    assert_dom_equal "<select id=\"firm_time_zone\" name=\"firm[time_zone]\">" +
                 "<option value=\"\"></option>\n" +
                 "<option value=\"A\">A</option>\n" +
                 "<option value=\"B\">B</option>\n" +
                 "<option value=\"C\">C</option>\n" +
                 "<option value=\"D\" selected=\"selected\">D</option>\n" +
                 "<option value=\"E\">E</option>" +
                 "</select>",
                 html
  end

  def test_time_zone_select_with_blank_as_string
    @firm = Firm.new("D")
    html = time_zone_select("firm", "time_zone", nil, :include_blank => 'No Zone')
    assert_dom_equal "<select id=\"firm_time_zone\" name=\"firm[time_zone]\">" +
                 "<option value=\"\">No Zone</option>\n" +
                 "<option value=\"A\">A</option>\n" +
                 "<option value=\"B\">B</option>\n" +
                 "<option value=\"C\">C</option>\n" +
                 "<option value=\"D\" selected=\"selected\">D</option>\n" +
                 "<option value=\"E\">E</option>" +
                 "</select>",
                 html
  end

  def test_time_zone_select_with_style
    @firm = Firm.new("D")
    html = time_zone_select("firm", "time_zone", nil, {},
      "style" => "color: red")
    assert_dom_equal "<select id=\"firm_time_zone\" name=\"firm[time_zone]\" style=\"color: red\">" +
                 "<option value=\"A\">A</option>\n" +
                 "<option value=\"B\">B</option>\n" +
                 "<option value=\"C\">C</option>\n" +
                 "<option value=\"D\" selected=\"selected\">D</option>\n" +
                 "<option value=\"E\">E</option>" +
                 "</select>",
                 html
    assert_dom_equal html, time_zone_select("firm", "time_zone", nil, {},
      :style => "color: red")
  end

  def test_time_zone_select_with_blank_and_style
    @firm = Firm.new("D")
    html = time_zone_select("firm", "time_zone", nil,
      { :include_blank => true }, "style" => "color: red")
    assert_dom_equal "<select id=\"firm_time_zone\" name=\"firm[time_zone]\" style=\"color: red\">" +
                 "<option value=\"\"></option>\n" +
                 "<option value=\"A\">A</option>\n" +
                 "<option value=\"B\">B</option>\n" +
                 "<option value=\"C\">C</option>\n" +
                 "<option value=\"D\" selected=\"selected\">D</option>\n" +
                 "<option value=\"E\">E</option>" +
                 "</select>",
                 html
    assert_dom_equal html, time_zone_select("firm", "time_zone", nil,
      { :include_blank => true }, :style => "color: red")
  end

  def test_time_zone_select_with_blank_as_string_and_style
    @firm = Firm.new("D")
    html = time_zone_select("firm", "time_zone", nil,
      { :include_blank => 'No Zone' }, "style" => "color: red")
    assert_dom_equal "<select id=\"firm_time_zone\" name=\"firm[time_zone]\" style=\"color: red\">" +
                 "<option value=\"\">No Zone</option>\n" +
                 "<option value=\"A\">A</option>\n" +
                 "<option value=\"B\">B</option>\n" +
                 "<option value=\"C\">C</option>\n" +
                 "<option value=\"D\" selected=\"selected\">D</option>\n" +
                 "<option value=\"E\">E</option>" +
                 "</select>",
                 html
    assert_dom_equal html, time_zone_select("firm", "time_zone", nil,
      { :include_blank => 'No Zone' }, :style => "color: red")
  end

  def test_time_zone_select_with_priority_zones
    @firm = Firm.new("D")
    zones = [ ActiveSupport::TimeZone.new("A"), ActiveSupport::TimeZone.new("D") ]
    html = time_zone_select("firm", "time_zone", zones )
    assert_dom_equal "<select id=\"firm_time_zone\" name=\"firm[time_zone]\">" +
                 "<option value=\"A\">A</option>\n" +
                 "<option value=\"D\" selected=\"selected\">D</option>" +
                 "<option value=\"\" disabled=\"disabled\">-------------</option>\n" +
                 "<option value=\"B\">B</option>\n" +
                 "<option value=\"C\">C</option>\n" +
                 "<option value=\"E\">E</option>" +
                 "</select>",
                 html
  end

  def test_time_zone_select_with_priority_zones_as_regexp
    @firm = Firm.new("D")
    @fake_timezones.each_with_index do |tz, i|
      tz.stubs(:=~).returns(i.zero? || i == 3)
    end

    html = time_zone_select("firm", "time_zone", /A|D/)
    assert_dom_equal "<select id=\"firm_time_zone\" name=\"firm[time_zone]\">" +
                 "<option value=\"A\">A</option>\n" +
                 "<option value=\"D\" selected=\"selected\">D</option>" +
                 "<option value=\"\" disabled=\"disabled\">-------------</option>\n" +
                 "<option value=\"B\">B</option>\n" +
                 "<option value=\"C\">C</option>\n" +
                 "<option value=\"E\">E</option>" +
                 "</select>",
                 html
  end

  def test_time_zone_select_with_default_time_zone_and_nil_value
     @firm = Firm.new()
     @firm.time_zone = nil
      html = time_zone_select( "firm", "time_zone", nil, :default => 'B' )
      assert_dom_equal "<select id=\"firm_time_zone\" name=\"firm[time_zone]\">" +
                   "<option value=\"A\">A</option>\n" +
                   "<option value=\"B\" selected=\"selected\">B</option>\n" +
                   "<option value=\"C\">C</option>\n" +
                   "<option value=\"D\">D</option>\n" +
                   "<option value=\"E\">E</option>" +
                   "</select>",
                   html
  end

  def test_time_zone_select_with_default_time_zone_and_value
     @firm = Firm.new('D')
      html = time_zone_select( "firm", "time_zone", nil, :default => 'B' )
      assert_dom_equal "<select id=\"firm_time_zone\" name=\"firm[time_zone]\">" +
                   "<option value=\"A\">A</option>\n" +
                   "<option value=\"B\">B</option>\n" +
                   "<option value=\"C\">C</option>\n" +
                   "<option value=\"D\" selected=\"selected\">D</option>\n" +
                   "<option value=\"E\">E</option>" +
                   "</select>",
                   html
  end

  def test_options_for_select_with_element_attributes
    assert_dom_equal(
      "<option value=\"&lt;Denmark&gt;\" class=\"bold\">&lt;Denmark&gt;</option>\n<option value=\"USA\" onclick=\"alert('Hello World');\">USA</option>\n<option value=\"Sweden\">Sweden</option>\n<option value=\"Germany\">Germany</option>",
      options_for_select([ [ "<Denmark>", { :class => 'bold' } ], [ "USA", { :onclick => "alert('Hello World');" } ], [ "Sweden" ], "Germany" ])
    )
  end

  def test_options_for_select_with_element_attributes_and_selection
    assert_dom_equal(
      "<option value=\"&lt;Denmark&gt;\">&lt;Denmark&gt;</option>\n<option value=\"USA\" class=\"bold\" selected=\"selected\">USA</option>\n<option value=\"Sweden\">Sweden</option>",
      options_for_select([ "<Denmark>", [ "USA", { :class => 'bold' } ], "Sweden" ], "USA")
    )
  end

  def test_options_for_select_with_element_attributes_and_selection_array
    assert_dom_equal(
      "<option value=\"&lt;Denmark&gt;\">&lt;Denmark&gt;</option>\n<option value=\"USA\" class=\"bold\" selected=\"selected\">USA</option>\n<option value=\"Sweden\" selected=\"selected\">Sweden</option>",
      options_for_select([ "<Denmark>", [ "USA", { :class => 'bold' } ], "Sweden" ], [ "USA", "Sweden" ])
    )
  end

  def test_option_html_attributes_from_without_hash
    assert_equal(
      {},
      option_html_attributes([ 'foo', 'bar' ])
    )
  end

  def test_option_html_attributes_with_single_element_hash
    assert_equal(
      {:class => 'fancy'},
      option_html_attributes([ 'foo', 'bar', { :class => 'fancy' } ])
    )
  end

  def test_option_html_attributes_with_multiple_element_hash
    assert_equal(
      {:class => 'fancy', 'onclick' => "alert('Hello World');"},
      option_html_attributes([ 'foo', 'bar', { :class => 'fancy', 'onclick' => "alert('Hello World');" } ])
    )
  end

  def test_option_html_attributes_with_multiple_hashes
    assert_equal(
      {:class => 'fancy', 'onclick' => "alert('Hello World');"},
      option_html_attributes([ 'foo', 'bar', { :class => 'fancy' }, { 'onclick' => "alert('Hello World');" } ])
    )
  end

  def test_option_html_attributes_with_special_characters
    assert_equal(
      {:onclick => "alert(&quot;&lt;code&gt;&quot;)"},
      option_html_attributes([ 'foo', 'bar', { :onclick => %(alert("<code>")) } ])
    )
  end

  def test_grouped_collection_select
    @post = Post.new
    @post.origin = 'dk'

    assert_dom_equal(
      %Q{<select id="post_origin" name="post[origin]"><optgroup label="&lt;Africa&gt;"><option value="&lt;sa&gt;">&lt;South Africa&gt;</option>\n<option value="so">Somalia</option></optgroup><optgroup label="Europe"><option value="dk" selected="selected">Denmark</option>\n<option value="ie">Ireland</option></optgroup></select>},
      grouped_collection_select("post", "origin", dummy_continents, :countries, :continent_name, :country_id, :country_name)
    )
  end

  def test_grouped_collection_select_with_selected
    @post = Post.new

    assert_dom_equal(
      %Q{<select id="post_origin" name="post[origin]"><optgroup label="&lt;Africa&gt;"><option value="&lt;sa&gt;">&lt;South Africa&gt;</option>\n<option value="so">Somalia</option></optgroup><optgroup label="Europe"><option value="dk" selected="selected">Denmark</option>\n<option value="ie">Ireland</option></optgroup></select>},
      grouped_collection_select("post", "origin", dummy_continents, :countries, :continent_name, :country_id, :country_name, :selected => 'dk')
    )
  end

  def test_grouped_collection_select_with_disabled_value
    @post = Post.new

    assert_dom_equal(
      %Q{<select id="post_origin" name="post[origin]"><optgroup label="&lt;Africa&gt;"><option value="&lt;sa&gt;">&lt;South Africa&gt;</option>\n<option value="so">Somalia</option></optgroup><optgroup label="Europe"><option disabled="disabled" value="dk">Denmark</option>\n<option value="ie">Ireland</option></optgroup></select>},
      grouped_collection_select("post", "origin", dummy_continents, :countries, :continent_name, :country_id, :country_name, :disabled => 'dk')
    )
  end

  def test_grouped_collection_select_under_fields_for
    @post = Post.new
    @post.origin = 'dk'

    output_buffer = fields_for :post, @post do |f|
      concat f.grouped_collection_select("origin", dummy_continents, :countries, :continent_name, :country_id, :country_name)
    end

    assert_dom_equal(
      %Q{<select id="post_origin" name="post[origin]"><optgroup label="&lt;Africa&gt;"><option value="&lt;sa&gt;">&lt;South Africa&gt;</option>\n<option value="so">Somalia</option></optgroup><optgroup label="Europe"><option value="dk" selected="selected">Denmark</option>\n<option value="ie">Ireland</option></optgroup></select>},
      output_buffer
    )
  end

  private

  def dummy_posts
    [ Post.new("<Abe> went home", "<Abe>", "To a little house", "shh!"),
      Post.new("Babe went home", "Babe", "To a little house", "shh!"),
      Post.new("Cabe went home", "Cabe", "To a little house", "shh!") ]
  end

  def dummy_continents
    [ Continent.new("<Africa>", [Country.new("<sa>", "<South Africa>"), Country.new("so", "Somalia")]),
      Continent.new("Europe", [Country.new("dk", "Denmark"), Country.new("ie", "Ireland")]) ]
  end
end
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