require 'zlib'
require 'abstract_unit'
require 'active_support/ordered_options'

class FakeController
  attr_accessor :request

  def config
    @config ||= ActiveSupport::InheritableOptions.new(ActionController::Base.config)
  end
end

class AssetTagHelperTest < ActionView::TestCase
  tests ActionView::Helpers::AssetTagHelper

  def setup
    super
    silence_warnings do
      ActionView::Helpers::AssetTagHelper.send(
        :const_set,
        :JAVASCRIPTS_DIR,
        File.dirname(__FILE__) + "/../fixtures/public/javascripts"
      )

      ActionView::Helpers::AssetTagHelper.send(
        :const_set,
        :STYLESHEETS_DIR,
        File.dirname(__FILE__) + "/../fixtures/public/stylesheets"
      )

      ActionView::Helpers::AssetTagHelper.send(
        :const_set,
        :ASSETS_DIR,
        File.dirname(__FILE__) + "/../fixtures/public"
      )
    end

    @controller = BasicController.new

    @request = Class.new do
      attr_accessor :script_name
      def protocol() 'http://' end
      def ssl?() false end
      def host_with_port() 'localhost' end
    end.new

    @controller.request = @request
  end

  def url_for(*args)
    "http://www.example.com"
  end

  def teardown
    ENV.delete('RAILS_ASSET_ID')
  end

  AutoDiscoveryToTag = {
    %(auto_discovery_link_tag) => %(<link href="http://www.example.com" rel="alternate" title="RSS" type="application/rss+xml" />),
    %(auto_discovery_link_tag(:rss)) => %(<link href="http://www.example.com" rel="alternate" title="RSS" type="application/rss+xml" />),
    %(auto_discovery_link_tag(:atom)) => %(<link href="http://www.example.com" rel="alternate" title="ATOM" type="application/atom+xml" />),
    %(auto_discovery_link_tag(:rss, :action => "feed")) => %(<link href="http://www.example.com" rel="alternate" title="RSS" type="application/rss+xml" />),
    %(auto_discovery_link_tag(:rss, "http://localhost/feed")) => %(<link href="http://localhost/feed" rel="alternate" title="RSS" type="application/rss+xml" />),
    %(auto_discovery_link_tag(:rss, "//localhost/feed")) => %(<link href="//localhost/feed" rel="alternate" title="RSS" type="application/rss+xml" />),
    %(auto_discovery_link_tag(:rss, {:action => "feed"}, {:title => "My RSS"})) => %(<link href="http://www.example.com" rel="alternate" title="My RSS" type="application/rss+xml" />),
    %(auto_discovery_link_tag(:rss, {}, {:title => "My RSS"})) => %(<link href="http://www.example.com" rel="alternate" title="My RSS" type="application/rss+xml" />),
    %(auto_discovery_link_tag(nil, {}, {:type => "text/html"})) => %(<link href="http://www.example.com" rel="alternate" title="" type="text/html" />),
    %(auto_discovery_link_tag(nil, {}, {:title => "No stream.. really", :type => "text/html"})) => %(<link href="http://www.example.com" rel="alternate" title="No stream.. really" type="text/html" />),
    %(auto_discovery_link_tag(:rss, {}, {:title => "My RSS", :type => "text/html"})) => %(<link href="http://www.example.com" rel="alternate" title="My RSS" type="text/html" />),
    %(auto_discovery_link_tag(:atom, {}, {:rel => "Not so alternate"})) => %(<link href="http://www.example.com" rel="Not so alternate" title="ATOM" type="application/atom+xml" />),
  }

  JavascriptPathToTag = {
    %(javascript_path("xmlhr")) => %(/javascripts/xmlhr.js),
    %(javascript_path("super/xmlhr")) => %(/javascripts/super/xmlhr.js),
    %(javascript_path("/super/xmlhr.js")) => %(/super/xmlhr.js)
  }

  PathToJavascriptToTag = {
    %(path_to_javascript("xmlhr")) => %(/javascripts/xmlhr.js),
    %(path_to_javascript("super/xmlhr")) => %(/javascripts/super/xmlhr.js),
    %(path_to_javascript("/super/xmlhr.js")) => %(/super/xmlhr.js)
  }

  JavascriptUrlToTag = {
    %(javascript_url("xmlhr")) => %(http://www.example.com/javascripts/xmlhr.js),
    %(javascript_url("super/xmlhr")) => %(http://www.example.com/javascripts/super/xmlhr.js),
    %(javascript_url("/super/xmlhr.js")) => %(http://www.example.com/super/xmlhr.js)
  }

  UrlToJavascriptToTag = {
    %(url_to_javascript("xmlhr")) => %(http://www.example.com/javascripts/xmlhr.js),
    %(url_to_javascript("super/xmlhr")) => %(http://www.example.com/javascripts/super/xmlhr.js),
    %(url_to_javascript("/super/xmlhr.js")) => %(http://www.example.com/super/xmlhr.js)
  }

  JavascriptIncludeToTag = {
    %(javascript_include_tag("bank")) => %(<script src="/javascripts/bank.js" ></script>),
    %(javascript_include_tag("bank.js")) => %(<script src="/javascripts/bank.js" ></script>),
    %(javascript_include_tag("bank", :lang => "vbscript")) => %(<script lang="vbscript" src="/javascripts/bank.js" ></script>),
    %(javascript_include_tag("common.javascript", "/elsewhere/cools")) => %(<script src="/javascripts/common.javascript" ></script>\n<script src="/elsewhere/cools.js" ></script>),

    %(javascript_include_tag("http://example.com/all")) => %(<script src="http://example.com/all"></script>),
    %(javascript_include_tag("http://example.com/all.js")) => %(<script src="http://example.com/all.js"></script>),
    %(javascript_include_tag("//example.com/all.js")) => %(<script src="//example.com/all.js"></script>),
  }

  StylePathToTag = {
    %(stylesheet_path("bank")) => %(/stylesheets/bank.css),
    %(stylesheet_path("bank.css")) => %(/stylesheets/bank.css),
    %(stylesheet_path('subdir/subdir')) => %(/stylesheets/subdir/subdir.css),
    %(stylesheet_path('/subdir/subdir.css')) => %(/subdir/subdir.css)
  }

  PathToStyleToTag = {
    %(path_to_stylesheet("style")) => %(/stylesheets/style.css),
    %(path_to_stylesheet("style.css")) => %(/stylesheets/style.css),
    %(path_to_stylesheet('dir/file')) => %(/stylesheets/dir/file.css),
    %(path_to_stylesheet('/dir/file.rcss')) => %(/dir/file.rcss)
  }

  StyleUrlToTag = {
    %(stylesheet_url("bank")) => %(http://www.example.com/stylesheets/bank.css),
    %(stylesheet_url("bank.css")) => %(http://www.example.com/stylesheets/bank.css),
    %(stylesheet_url('subdir/subdir')) => %(http://www.example.com/stylesheets/subdir/subdir.css),
    %(stylesheet_url('/subdir/subdir.css')) => %(http://www.example.com/subdir/subdir.css)
  }

  UrlToStyleToTag = {
    %(url_to_stylesheet("style")) => %(http://www.example.com/stylesheets/style.css),
    %(url_to_stylesheet("style.css")) => %(http://www.example.com/stylesheets/style.css),
    %(url_to_stylesheet('dir/file')) => %(http://www.example.com/stylesheets/dir/file.css),
    %(url_to_stylesheet('/dir/file.rcss')) => %(http://www.example.com/dir/file.rcss)
  }

  StyleLinkToTag = {
    %(stylesheet_link_tag("bank")) => %(<link href="/stylesheets/bank.css" media="screen" rel="stylesheet" />),
    %(stylesheet_link_tag("bank.css")) => %(<link href="/stylesheets/bank.css" media="screen" rel="stylesheet" />),
    %(stylesheet_link_tag("/elsewhere/file")) => %(<link href="/elsewhere/file.css" media="screen" rel="stylesheet" />),
    %(stylesheet_link_tag("subdir/subdir")) => %(<link href="/stylesheets/subdir/subdir.css" media="screen" rel="stylesheet" />),
    %(stylesheet_link_tag("bank", :media => "all")) => %(<link href="/stylesheets/bank.css" media="all" rel="stylesheet" />),
    %(stylesheet_link_tag("random.styles", "/elsewhere/file")) => %(<link href="/stylesheets/random.styles" media="screen" rel="stylesheet" />\n<link href="/elsewhere/file.css" media="screen" rel="stylesheet" />),

    %(stylesheet_link_tag("http://www.example.com/styles/style")) => %(<link href="http://www.example.com/styles/style" media="screen" rel="stylesheet" />),
    %(stylesheet_link_tag("http://www.example.com/styles/style.css")) => %(<link href="http://www.example.com/styles/style.css" media="screen" rel="stylesheet" />),
    %(stylesheet_link_tag("//www.example.com/styles/style.css")) => %(<link href="//www.example.com/styles/style.css" media="screen" rel="stylesheet" />),
  }

  ImagePathToTag = {
    %(image_path("xml"))          => %(/images/xml),
    %(image_path("xml.png"))      => %(/images/xml.png),
    %(image_path("dir/xml.png"))  => %(/images/dir/xml.png),
    %(image_path("/dir/xml.png")) => %(/dir/xml.png)
  }

  PathToImageToTag = {
    %(path_to_image("xml"))          => %(/images/xml),
    %(path_to_image("xml.png"))      => %(/images/xml.png),
    %(path_to_image("dir/xml.png"))  => %(/images/dir/xml.png),
    %(path_to_image("/dir/xml.png")) => %(/dir/xml.png)
  }

  ImageUrlToTag = {
    %(image_url("xml"))          => %(http://www.example.com/images/xml),
    %(image_url("xml.png"))      => %(http://www.example.com/images/xml.png),
    %(image_url("dir/xml.png"))  => %(http://www.example.com/images/dir/xml.png),
    %(image_url("/dir/xml.png")) => %(http://www.example.com/dir/xml.png)
  }

  UrlToImageToTag = {
    %(url_to_image("xml"))          => %(http://www.example.com/images/xml),
    %(url_to_image("xml.png"))      => %(http://www.example.com/images/xml.png),
    %(url_to_image("dir/xml.png"))  => %(http://www.example.com/images/dir/xml.png),
    %(url_to_image("/dir/xml.png")) => %(http://www.example.com/dir/xml.png)
  }

  ImageLinkToTag = {
    %(image_tag("xml.png")) => %(<img alt="Xml" src="/images/xml.png" />),
    %(image_tag("rss.gif", :alt => "rss syndication")) => %(<img alt="rss syndication" src="/images/rss.gif" />),
    %(image_tag("gold.png", :size => "20")) => %(<img alt="Gold" height="20" src="/images/gold.png" width="20" />),
    %(image_tag("gold.png", :size => "45x70")) => %(<img alt="Gold" height="70" src="/images/gold.png" width="45" />),
    %(image_tag("gold.png", "size" => "45x70")) => %(<img alt="Gold" height="70" src="/images/gold.png" width="45" />),
    %(image_tag("error.png", "size" => "45 x 70")) => %(<img alt="Error" src="/images/error.png" />),
    %(image_tag("error.png", "size" => "x")) => %(<img alt="Error" src="/images/error.png" />),
    %(image_tag("google.com.png")) => %(<img alt="Google.com" src="/images/google.com.png" />),
    %(image_tag("slash..png")) => %(<img alt="Slash." src="/images/slash..png" />),
    %(image_tag(".pdf.png")) => %(<img alt=".pdf" src="/images/.pdf.png" />),
    %(image_tag("http://www.rubyonrails.com/images/rails.png")) => %(<img alt="Rails" src="http://www.rubyonrails.com/images/rails.png" />),
    %(image_tag("//www.rubyonrails.com/images/rails.png")) => %(<img alt="Rails" src="//www.rubyonrails.com/images/rails.png" />),
    %(image_tag("mouse.png", :alt => nil)) => %(<img src="/images/mouse.png" />),
    %(image_tag("data:image/gif;base64,R0lGODlhAQABAID/AMDAwAAAACH5BAEAAAAALAAAAAABAAEAAAICRAEAOw==", :alt => nil)) => %(<img src="data:image/gif;base64,R0lGODlhAQABAID/AMDAwAAAACH5BAEAAAAALAAAAAABAAEAAAICRAEAOw==" />),
    %(image_tag("")) => %(<img src="" />)
  }

  FaviconLinkToTag = {
    %(favicon_link_tag) => %(<link href="/images/favicon.ico" rel="shortcut icon" type="image/vnd.microsoft.icon" />),
    %(favicon_link_tag 'favicon.ico') => %(<link href="/images/favicon.ico" rel="shortcut icon" type="image/vnd.microsoft.icon" />),
    %(favicon_link_tag 'favicon.ico', :rel => 'foo') => %(<link href="/images/favicon.ico" rel="foo" type="image/vnd.microsoft.icon" />),
    %(favicon_link_tag 'favicon.ico', :rel => 'foo', :type => 'bar') => %(<link href="/images/favicon.ico" rel="foo" type="bar" />),
    %(favicon_link_tag 'mb-icon.png', :rel => 'apple-touch-icon', :type => 'image/png') => %(<link href="/images/mb-icon.png" rel="apple-touch-icon" type="image/png" />)
  }

  VideoPathToTag = {
    %(video_path("xml"))          => %(/videos/xml),
    %(video_path("xml.ogg"))      => %(/videos/xml.ogg),
    %(video_path("dir/xml.ogg"))  => %(/videos/dir/xml.ogg),
    %(video_path("/dir/xml.ogg")) => %(/dir/xml.ogg)
  }

  PathToVideoToTag = {
    %(path_to_video("xml"))          => %(/videos/xml),
    %(path_to_video("xml.ogg"))      => %(/videos/xml.ogg),
    %(path_to_video("dir/xml.ogg"))  => %(/videos/dir/xml.ogg),
    %(path_to_video("/dir/xml.ogg")) => %(/dir/xml.ogg)
  }

  VideoUrlToTag = {
    %(video_url("xml"))          => %(http://www.example.com/videos/xml),
    %(video_url("xml.ogg"))      => %(http://www.example.com/videos/xml.ogg),
    %(video_url("dir/xml.ogg"))  => %(http://www.example.com/videos/dir/xml.ogg),
    %(video_url("/dir/xml.ogg")) => %(http://www.example.com/dir/xml.ogg)
  }

  UrlToVideoToTag = {
    %(url_to_video("xml"))          => %(http://www.example.com/videos/xml),
    %(url_to_video("xml.ogg"))      => %(http://www.example.com/videos/xml.ogg),
    %(url_to_video("dir/xml.ogg"))  => %(http://www.example.com/videos/dir/xml.ogg),
    %(url_to_video("/dir/xml.ogg")) => %(http://www.example.com/dir/xml.ogg)
  }

  VideoLinkToTag = {
    %(video_tag("xml.ogg")) => %(<video src="/videos/xml.ogg"></video>),
    %(video_tag("rss.m4v", :autoplay => true, :controls => true)) => %(<video autoplay="autoplay" controls="controls" src="/videos/rss.m4v"></video>),
    %(video_tag("rss.m4v", :autobuffer => true)) => %(<video autobuffer="autobuffer" src="/videos/rss.m4v"></video>),
    %(video_tag("gold.m4v", :size => "160x120")) => %(<video height="120" src="/videos/gold.m4v" width="160"></video>),
    %(video_tag("gold.m4v", "size" => "320x240")) => %(<video height="240" src="/videos/gold.m4v" width="320"></video>),
    %(video_tag("trailer.ogg", :poster => "screenshot.png")) => %(<video poster="/images/screenshot.png" src="/videos/trailer.ogg"></video>),
    %(video_tag("error.avi", "size" => "100")) => %(<video src="/videos/error.avi"></video>),
    %(video_tag("error.avi", "size" => "100 x 100")) => %(<video src="/videos/error.avi"></video>),
    %(video_tag("error.avi", "size" => "x")) => %(<video src="/videos/error.avi"></video>),
    %(video_tag("http://media.rubyonrails.org/video/rails_blog_2.mov")) => %(<video src="http://media.rubyonrails.org/video/rails_blog_2.mov"></video>),
    %(video_tag("//media.rubyonrails.org/video/rails_blog_2.mov")) => %(<video src="//media.rubyonrails.org/video/rails_blog_2.mov"></video>),
    %(video_tag("multiple.ogg", "multiple.avi")) => %(<video><source src="/videos/multiple.ogg" /><source src="/videos/multiple.avi" /></video>),
    %(video_tag(["multiple.ogg", "multiple.avi"])) => %(<video><source src="/videos/multiple.ogg" /><source src="/videos/multiple.avi" /></video>),
    %(video_tag(["multiple.ogg", "multiple.avi"], :size => "160x120", :controls => true)) => %(<video controls="controls" height="120" width="160"><source src="/videos/multiple.ogg" /><source src="/videos/multiple.avi" /></video>)
  }

  AudioPathToTag = {
    %(audio_path("xml"))          => %(/audios/xml),
    %(audio_path("xml.wav"))      => %(/audios/xml.wav),
    %(audio_path("dir/xml.wav"))  => %(/audios/dir/xml.wav),
    %(audio_path("/dir/xml.wav")) => %(/dir/xml.wav)
  }

  PathToAudioToTag = {
    %(path_to_audio("xml"))          => %(/audios/xml),
    %(path_to_audio("xml.wav"))      => %(/audios/xml.wav),
    %(path_to_audio("dir/xml.wav"))  => %(/audios/dir/xml.wav),
    %(path_to_audio("/dir/xml.wav")) => %(/dir/xml.wav)
  }

  AudioUrlToTag = {
    %(audio_url("xml"))          => %(http://www.example.com/audios/xml),
    %(audio_url("xml.wav"))      => %(http://www.example.com/audios/xml.wav),
    %(audio_url("dir/xml.wav"))  => %(http://www.example.com/audios/dir/xml.wav),
    %(audio_url("/dir/xml.wav")) => %(http://www.example.com/dir/xml.wav)
  }

  UrlToAudioToTag = {
    %(url_to_audio("xml"))          => %(http://www.example.com/audios/xml),
    %(url_to_audio("xml.wav"))      => %(http://www.example.com/audios/xml.wav),
    %(url_to_audio("dir/xml.wav"))  => %(http://www.example.com/audios/dir/xml.wav),
    %(url_to_audio("/dir/xml.wav")) => %(http://www.example.com/dir/xml.wav)
  }

  AudioLinkToTag = {
    %(audio_tag("xml.wav")) => %(<audio src="/audios/xml.wav"></audio>),
    %(audio_tag("rss.wav", :autoplay => true, :controls => true)) => %(<audio autoplay="autoplay" controls="controls" src="/audios/rss.wav"></audio>),
    %(audio_tag("http://media.rubyonrails.org/audio/rails_blog_2.mov")) => %(<audio src="http://media.rubyonrails.org/audio/rails_blog_2.mov"></audio>),
    %(audio_tag("//media.rubyonrails.org/audio/rails_blog_2.mov")) => %(<audio src="//media.rubyonrails.org/audio/rails_blog_2.mov"></audio>),
    %(audio_tag("audio.mp3", "audio.ogg")) => %(<audio><source src="/audios/audio.mp3" /><source src="/audios/audio.ogg" /></audio>),
    %(audio_tag(["audio.mp3", "audio.ogg"])) => %(<audio><source src="/audios/audio.mp3" /><source src="/audios/audio.ogg" /></audio>),
    %(audio_tag(["audio.mp3", "audio.ogg"], :autobuffer => true, :controls => true)) => %(<audio autobuffer="autobuffer" controls="controls"><source src="/audios/audio.mp3" /><source src="/audios/audio.ogg" /></audio>)
  }

  def test_autodiscovery_link_tag_deprecated_types
    result = nil
    assert_deprecated do
      result = auto_discovery_link_tag(:xml)
    end

    expected = %(<link href="http://www.example.com" rel="alternate" title="XML" type="application/xml" />)
    assert_equal expected, result
  end

  def test_auto_discovery_link_tag
    AutoDiscoveryToTag.each { |method, tag| assert_dom_equal(tag, eval(method)) }
  end

  def test_javascript_path
    JavascriptPathToTag.each { |method, tag| assert_dom_equal(tag, eval(method)) }
  end

  def test_path_to_javascript_alias_for_javascript_path
    PathToJavascriptToTag.each { |method, tag| assert_dom_equal(tag, eval(method)) }
  end

  def test_javascript_url
    JavascriptUrlToTag.each { |method, tag| assert_dom_equal(tag, eval(method)) }
  end

  def test_url_to_javascript_alias_for_javascript_url
    UrlToJavascriptToTag.each { |method, tag| assert_dom_equal(tag, eval(method)) }
  end

  def test_javascript_include_tag_with_blank_asset_id
    ENV["RAILS_ASSET_ID"] = ""
    JavascriptIncludeToTag.each { |method, tag| assert_dom_equal(tag, eval(method)) }
  end

  def test_javascript_include_tag_with_missing_source
    assert_nothing_raised {
      javascript_include_tag('missing_security_guard')
    }

    assert_nothing_raised {
      javascript_include_tag('http://example.com/css/missing_security_guard')
    }
  end

  def test_javascript_include_tag_is_html_safe
    assert javascript_include_tag("prototype").html_safe?
  end

  def test_all_javascript_expansion_not_include_application_js_if_not_exists
    FileUtils.mv(File.join(ActionView::Helpers::AssetTagHelper::JAVASCRIPTS_DIR, 'application.js'),
      File.join(ActionView::Helpers::AssetTagHelper::JAVASCRIPTS_DIR, 'application.bak'))
    assert_no_match(/application\.js/, javascript_include_tag(:all))
  ensure
    FileUtils.mv(File.join(ActionView::Helpers::AssetTagHelper::JAVASCRIPTS_DIR, 'application.bak'),
      File.join(ActionView::Helpers::AssetTagHelper::JAVASCRIPTS_DIR, 'application.js'))
  end

  def test_stylesheet_path
    ENV["RAILS_ASSET_ID"] = ""
    StylePathToTag.each { |method, tag| assert_dom_equal(tag, eval(method)) }
  end

  def test_path_to_stylesheet_alias_for_stylesheet_path
    PathToStyleToTag.each { |method, tag| assert_dom_equal(tag, eval(method)) }
  end

  def test_stylesheet_url
    ENV["RAILS_ASSET_ID"] = ""
    StyleUrlToTag.each { |method, tag| assert_dom_equal(tag, eval(method)) }
  end

  def test_url_to_stylesheet_alias_for_stylesheet_url
    UrlToStyleToTag.each { |method, tag| assert_dom_equal(tag, eval(method)) }
  end

  def test_stylesheet_link_tag
    ENV["RAILS_ASSET_ID"] = ""
    StyleLinkToTag.each { |method, tag| assert_dom_equal(tag, eval(method)) }
  end

  def test_stylesheet_link_tag_with_missing_source
    assert_nothing_raised {
      stylesheet_link_tag('missing_security_guard')
    }

    assert_nothing_raised {
      stylesheet_link_tag('http://example.com/css/missing_security_guard')
    }
  end

  def test_stylesheet_link_tag_is_html_safe
    ENV["RAILS_ASSET_ID"] = ""
    assert stylesheet_link_tag('dir/file').html_safe?
    assert stylesheet_link_tag('dir/other/file', 'dir/file2').html_safe?
  end

  def test_stylesheet_link_tag_escapes_options
    assert_dom_equal %(<link href="/file.css" media="&lt;script&gt;" rel="stylesheet" />), stylesheet_link_tag('/file', :media => '<script>')
  end

  def test_stylesheet_link_tag_should_not_output_the_same_asset_twice
    ENV["RAILS_ASSET_ID"] = ""
    assert_dom_equal  %(<link href="/stylesheets/wellington.css" media="screen" rel="stylesheet" />\n<link href="/stylesheets/amsterdam.css" media="screen" rel="stylesheet" />), stylesheet_link_tag('wellington', 'wellington', 'amsterdam')
  end

  def test_image_path
    ImagePathToTag.each { |method, tag| assert_dom_equal(tag, eval(method)) }
  end

  def test_path_to_image_alias_for_image_path
    PathToImageToTag.each { |method, tag| assert_dom_equal(tag, eval(method)) }
  end

  def test_image_url
    ImageUrlToTag.each { |method, tag| assert_dom_equal(tag, eval(method)) }
  end

  def test_url_to_image_alias_for_image_url
    UrlToImageToTag.each { |method, tag| assert_dom_equal(tag, eval(method)) }
  end

  def test_image_alt
    [nil, '/', '/foo/bar/', 'foo/bar/'].each do |prefix|
      assert_equal 'Rails', image_alt("#{prefix}rails.png")
      assert_equal 'Rails', image_alt("#{prefix}rails-9c0a079bdd7701d7e729bd956823d153.png")
      assert_equal 'Avatar-0000', image_alt("#{prefix}avatar-0000.png")
    end
  end

  def test_image_tag
    ImageLinkToTag.each { |method, tag| assert_dom_equal(tag, eval(method)) }
  end

  def test_image_tag_does_not_modify_options
    options = {:size => '16x10'}
    image_tag('icon', options)
    assert_equal({:size => '16x10'}, options)
  end

  def test_favicon_link_tag
    FaviconLinkToTag.each { |method, tag| assert_dom_equal(tag, eval(method)) }
  end

  def test_image_tag_windows_behaviour
    old_asset_id, ENV["RAILS_ASSET_ID"] = ENV["RAILS_ASSET_ID"], "1"
    # This simulates the behavior of File#exist? on windows when testing a file ending in "."
    # If the file "rails.png" exists, windows will return true when asked if "rails.png." exists (notice trailing ".")
    # OS X, linux etc will return false in this case.
    File.stubs(:exist?).with('template/../fixtures/public/images/rails.png.').returns(true)
    assert_equal '<img alt="Rails" src="/images/rails.png?1" />', image_tag('rails.png')
  ensure
    if old_asset_id
      ENV["RAILS_ASSET_ID"] = old_asset_id
    else
      ENV.delete("RAILS_ASSET_ID")
    end
  end

  def test_video_path
    VideoPathToTag.each { |method, tag| assert_dom_equal(tag, eval(method)) }
  end

  def test_path_to_video_alias_for_video_path
    PathToVideoToTag.each { |method, tag| assert_dom_equal(tag, eval(method)) }
  end

  def test_video_url
    VideoUrlToTag.each { |method, tag| assert_dom_equal(tag, eval(method)) }
  end

  def test_url_to_video_alias_for_video_url
    UrlToVideoToTag.each { |method, tag| assert_dom_equal(tag, eval(method)) }
  end

  def test_video_tag
    VideoLinkToTag.each { |method, tag| assert_dom_equal(tag, eval(method)) }
  end

  def test_audio_path
    AudioPathToTag.each { |method, tag| assert_dom_equal(tag, eval(method)) }
  end

  def test_path_to_audio_alias_for_audio_path
    PathToAudioToTag.each { |method, tag| assert_dom_equal(tag, eval(method)) }
  end

  def test_audio_url
    AudioUrlToTag.each { |method, tag| assert_dom_equal(tag, eval(method)) }
  end

  def test_url_to_audio_alias_for_audio_url
    UrlToAudioToTag.each { |method, tag| assert_dom_equal(tag, eval(method)) }
  end

  def test_audio_tag
    AudioLinkToTag.each { |method, tag| assert_dom_equal(tag, eval(method)) }
  end

  def test_video_audio_tag_does_not_modify_options
    options = {:autoplay => true}
    video_tag('video', options)
    assert_equal({:autoplay => true}, options)
    audio_tag('audio', options)
    assert_equal({:autoplay => true}, options)
  end

  def test_timebased_asset_id
    expected_time = File.mtime(File.expand_path(File.dirname(__FILE__) + "/../fixtures/public/images/rails.png")).to_i.to_s
    assert_equal %(<img alt="Rails" src="/images/rails.png?#{expected_time}" />), image_tag("rails.png")
  end

  def test_string_asset_id
    @controller.config.asset_path = "/assets.v12345%s"

    expected_path = "/assets.v12345/images/rails.png"
    assert_equal %(<img alt="Rails" src="#{expected_path}" />), image_tag("rails.png")
  end

  def test_proc_asset_id
    @controller.config.asset_path = Proc.new do |asset_path|
      "/assets.v12345#{asset_path}"
    end

    expected_path = "/assets.v12345/images/rails.png"
    assert_equal %(<img alt="Rails" src="#{expected_path}" />), image_tag("rails.png")
  end

  def test_image_tag_interpreting_email_cid_correctly
    # An inline image has no need for an alt tag to be automatically generated from the cid:
    assert_equal '<img src="cid:thi%25%25sis@acontentid" />', image_tag("cid:thi%25%25sis@acontentid")
  end

  def test_image_tag_interpreting_email_adding_optional_alt_tag
    assert_equal '<img alt="Image" src="cid:thi%25%25sis@acontentid" />', image_tag("cid:thi%25%25sis@acontentid", :alt => "Image")
  end

  def test_timebased_asset_id_with_relative_url_root
    @controller.config.relative_url_root = "/collaboration/hieraki"
    expected_time = File.mtime(File.expand_path(File.dirname(__FILE__) + "/../fixtures/public/images/rails.png")).to_i.to_s
    assert_equal %(<img alt="Rails" src="#{@controller.config.relative_url_root}/images/rails.png?#{expected_time}" />), image_tag("rails.png")
  end

  # Same as above, but with script_name
  def test_timebased_asset_id_with_script_name
    @request.script_name = "/collaboration/hieraki"
    expected_time = File.mtime(File.expand_path(File.dirname(__FILE__) + "/../fixtures/public/images/rails.png")).to_i.to_s
    assert_equal %(<img alt="Rails" src="#{@request.script_name}/images/rails.png?#{expected_time}" />), image_tag("rails.png")
  end

  def test_should_skip_asset_id_on_complete_url
    assert_equal %(<img alt="Rails" src="http://www.example.com/rails.png" />), image_tag("http://www.example.com/rails.png")
  end

  def test_should_skip_asset_id_on_scheme_relative_url
    assert_equal %(<img alt="Rails" src="//www.example.com/rails.png" />), image_tag("//www.example.com/rails.png")
  end

  def test_should_use_preset_asset_id
    ENV["RAILS_ASSET_ID"] = "4500"
    assert_equal %(<img alt="Rails" src="/images/rails.png?4500" />), image_tag("rails.png")
  end

  def test_preset_empty_asset_id
    ENV["RAILS_ASSET_ID"] = ""
    assert_equal %(<img alt="Rails" src="/images/rails.png" />), image_tag("rails.png")
  end

  def test_should_not_modify_source_string
    source = '/images/rails.png'
    copy = source.dup
    image_tag(source)
    assert_equal copy, source
  end

  def test_caching_image_path_with_caching_and_proc_asset_host_using_request
    ENV['RAILS_ASSET_ID'] = ''
    @controller.config.asset_host = Proc.new do |source, request|
      if request.ssl?
        "#{request.protocol}#{request.host_with_port}"
      else
        "#{request.protocol}assets#{source.length}.example.com"
      end
    end

    @controller.request.stubs(:ssl?).returns(false)
    assert_equal "http://assets15.example.com/images/xml.png", image_path("xml.png")

    @controller.request.stubs(:ssl?).returns(true)
    assert_equal "http://localhost/images/xml.png", image_path("xml.png")
  end
end

class AssetTagHelperNonVhostTest < ActionView::TestCase
  tests ActionView::Helpers::AssetTagHelper

  def setup
    super
    @controller = BasicController.new
    @controller.config.relative_url_root = "/collaboration/hieraki"

    @request = Struct.new(:protocol).new("gopher://")
    @controller.request = @request
  end

  def url_for(options)
    "http://www.example.com/collaboration/hieraki"
  end

  def test_should_compute_proper_path
    assert_dom_equal(%(<link href="http://www.example.com/collaboration/hieraki" rel="alternate" title="RSS" type="application/rss+xml" />), auto_discovery_link_tag)
    assert_dom_equal(%(/collaboration/hieraki/javascripts/xmlhr.js), javascript_path("xmlhr"))
    assert_dom_equal(%(/collaboration/hieraki/stylesheets/style.css), stylesheet_path("style"))
    assert_dom_equal(%(/collaboration/hieraki/images/xml.png), image_path("xml.png"))
  end

  def test_should_ignore_relative_root_path_on_complete_url
    assert_dom_equal(%(http://www.example.com/images/xml.png), image_path("http://www.example.com/images/xml.png"))
  end

  def test_should_compute_proper_path_with_asset_host
    @controller.config.asset_host = "assets.example.com"
    assert_dom_equal(%(<link href="http://www.example.com/collaboration/hieraki" rel="alternate" title="RSS" type="application/rss+xml" />), auto_discovery_link_tag)
    assert_dom_equal(%(gopher://assets.example.com/collaboration/hieraki/javascripts/xmlhr.js), javascript_path("xmlhr"))
    assert_dom_equal(%(gopher://assets.example.com/collaboration/hieraki/stylesheets/style.css), stylesheet_path("style"))
    assert_dom_equal(%(gopher://assets.example.com/collaboration/hieraki/images/xml.png), image_path("xml.png"))
  end

  def test_should_compute_proper_path_with_asset_host_and_default_protocol
    @controller.config.asset_host = "assets.example.com"
    @controller.config.default_asset_host_protocol = :request
    assert_dom_equal(%(gopher://assets.example.com/collaboration/hieraki/javascripts/xmlhr.js), javascript_path("xmlhr"))
    assert_dom_equal(%(gopher://assets.example.com/collaboration/hieraki/stylesheets/style.css), stylesheet_path("style"))
    assert_dom_equal(%(gopher://assets.example.com/collaboration/hieraki/images/xml.png), image_path("xml.png"))
  end

  def test_should_compute_proper_url_with_asset_host
    @controller.config.asset_host = "assets.example.com"
    assert_dom_equal(%(<link href="http://www.example.com/collaboration/hieraki" rel="alternate" title="RSS" type="application/rss+xml" />), auto_discovery_link_tag)
    assert_dom_equal(%(gopher://assets.example.com/collaboration/hieraki/javascripts/xmlhr.js), javascript_url("xmlhr"))
    assert_dom_equal(%(gopher://assets.example.com/collaboration/hieraki/stylesheets/style.css), stylesheet_url("style"))
    assert_dom_equal(%(gopher://assets.example.com/collaboration/hieraki/images/xml.png), image_url("xml.png"))
  end

  def test_should_compute_proper_url_with_asset_host_and_default_protocol
    @controller.config.asset_host = "assets.example.com"
    @controller.config.default_asset_host_protocol = :request
    assert_dom_equal(%(gopher://assets.example.com/collaboration/hieraki/javascripts/xmlhr.js), javascript_url("xmlhr"))
    assert_dom_equal(%(gopher://assets.example.com/collaboration/hieraki/stylesheets/style.css), stylesheet_url("style"))
    assert_dom_equal(%(gopher://assets.example.com/collaboration/hieraki/images/xml.png), image_url("xml.png"))
  end

  def test_should_ignore_asset_host_on_complete_url
    @controller.config.asset_host = "http://assets.example.com"
    assert_dom_equal(%(<link href="http://bar.example.com/stylesheets/style.css" media="screen" rel="stylesheet" />), stylesheet_link_tag("http://bar.example.com/stylesheets/style.css"))
  end

  def test_should_ignore_asset_host_on_scheme_relative_url
    @controller.config.asset_host = "http://assets.example.com"
    assert_dom_equal(%(<link href="//bar.example.com/stylesheets/style.css" media="screen" rel="stylesheet" />), stylesheet_link_tag("//bar.example.com/stylesheets/style.css"))
  end

  def test_should_wildcard_asset_host_between_zero_and_four
    @controller.config.asset_host = 'http://a%d.example.com'
    assert_match(%r(http://a[0123].example.com/collaboration/hieraki/images/xml.png), image_path('xml.png'))
    assert_match(%r(http://a[0123].example.com/collaboration/hieraki/images/xml.png), image_url('xml.png'))
  end

  def test_asset_host_without_protocol_should_be_protocol_relative
    @controller.config.asset_host = 'a.example.com'
    assert_equal 'gopher://a.example.com/collaboration/hieraki/images/xml.png', image_path('xml.png')
    assert_equal 'gopher://a.example.com/collaboration/hieraki/images/xml.png', image_url('xml.png')
  end

  def test_asset_host_without_protocol_should_be_protocol_relative_even_if_path_present
    @controller.config.asset_host = 'a.example.com/files/go/here'
    assert_equal 'gopher://a.example.com/files/go/here/collaboration/hieraki/images/xml.png', image_path('xml.png')
    assert_equal 'gopher://a.example.com/files/go/here/collaboration/hieraki/images/xml.png', image_url('xml.png')
  end

  def test_assert_css_and_js_of_the_same_name_return_correct_extension
    assert_dom_equal(%(/collaboration/hieraki/javascripts/foo.js), javascript_path("foo"))
    assert_dom_equal(%(/collaboration/hieraki/stylesheets/foo.css), stylesheet_path("foo"))
  end
end