#!/usr/bin/env ruby
require File.dirname(__FILE__) + '/../test_helper'
require File.dirname(__FILE__) + '/html2haml/erb_tests'
require 'haml/html'

class Html2HamlTest < Test::Unit::TestCase
  def test_empty_render_should_remain_empty
    assert_equal '', render('')
  end

  def test_id_and_class_should_be_removed_from_hash
    assert_equal '%span#foo.bar', render('<span id="foo" class="bar"> </span>')
  end

  def test_no_tag_name_for_div_if_class_or_id_is_present
    assert_equal '#foo', render('<div id="foo"> </div>')
    assert_equal '.foo', render('<div class="foo"> </div>')
  end

  def test_multiple_class_names
    assert_equal '.foo.bar.baz', render('<div class=" foo  bar  baz "> </div>')
  end

  def test_should_have_pretty_attributes
    assert_equal('%input{:name => "login", :type => "text"}/',
      render('<input type="text" name="login" />'))
    assert_equal('%meta{:content => "text/html", "http-equiv" => "Content-Type"}/',
      render('<meta http-equiv="Content-Type" content="text/html" />'))
  end

  def test_class_with_dot_and_hash
    assert_equal('%div{:class => "foo.bar"}', render("<div class='foo.bar'></div>"))
    assert_equal('%div{:class => "foo#bar"}', render("<div class='foo#bar'></div>"))
    assert_equal('.foo.bar{:class => "foo#bar foo.bar"}', render("<div class='foo foo#bar bar foo.bar'></div>"))
  end

  def test_id_with_dot_and_hash
    assert_equal('%div{:id => "foo.bar"}', render("<div id='foo.bar'></div>"))
    assert_equal('%div{:id => "foo#bar"}', render("<div id='foo#bar'></div>"))
  end

  def test_interpolation
    assert_equal('Foo \#{bar} baz', render('Foo #{bar} baz'))
  end

  def test_interpolation_in_attrs
    assert_equal('%p{:foo => "\#{bar} baz"}', render('<p foo="#{bar} baz"></p>'))
  end

  def test_cdata
    assert_equal(<<HAML.strip, render(<<HTML))
%p
  :cdata
    <a foo="bar" baz="bang">
    <div id="foo">flop</div>
    </a>
HAML
<p><![CDATA[
  <a foo="bar" baz="bang">
    <div id="foo">flop</div>
  </a>
]]></p>
HTML
  end

  def test_self_closing_tag
    assert_equal("%foo/", render("<foo />"))
  end

  def test_inline_text
    assert_equal("%p foo", render("<p>foo</p>"))
  end

  def test_inline_comment
    assert_equal("/ foo", render("<!-- foo -->"))
  end

  def test_non_inline_comment
    assert_equal(<<HAML.rstrip, render(<<HTML))
/
  Foo
  Bar
HAML
<!-- Foo
Bar -->
HTML
  end

  def test_non_inline_text
    assert_equal(<<HAML.rstrip, render(<<HTML))
%p
  foo
HAML
<p>
  foo
</p>
HTML
    assert_equal(<<HAML.rstrip, render(<<HTML))
%p
  foo
HAML
<p>
  foo</p>
HTML
    assert_equal(<<HAML.rstrip, render(<<HTML))
%p
  foo
HAML
<p>foo
</p>
HTML
  end

  def test_script_tag
    assert_equal(<<HAML.rstrip, render(<<HTML))
:javascript
  function foo() {
      return "12" & "13";
  }
HAML
<script type="text/javascript">
    function foo() {
        return "12" &amp; "13";
    }
</script>
HTML
  end

  def test_script_tag_with_cdata
    assert_equal(<<HAML.rstrip, render(<<HTML))
:javascript
  function foo() {
    return "&amp;";
  }
HAML
<script type="text/javascript">
  <![CDATA[
    function foo() {
      return "&amp;";
    }
  ]]>
</script>
HTML
  end

  def test_pre
    assert_equal(<<HAML.rstrip, render(<<HTML))
%pre
  :preserve
    foo
      bar
    baz
HAML
<pre>foo
  bar
baz</pre>
HTML
  end

  def test_pre_code
    assert_equal(<<HAML.rstrip, render(<<HTML))
%pre
  %code
    :preserve
      foo
        bar
      baz
HAML
<pre><code>foo
  bar
baz</code></pre>
HTML
  end

  def test_code_without_pre
    assert_equal(<<HAML.rstrip, render(<<HTML))
%code
  foo
  bar
  baz
HAML
<code>foo
  bar
baz</code>
HTML
  end

  def test_conditional_comment
    assert_equal(<<HAML.rstrip, render(<<HTML))
/[if foo]
  bar
  baz
HAML
<!--[if foo]>
  bar
  baz
<![endif]-->
HTML
  end

  def test_inline_conditional_comment
    assert_equal(<<HAML.rstrip, render(<<HTML))
/[if foo] bar baz
HAML
<!--[if foo]> bar baz <![endif]-->
HTML
  end

  def test_minus_in_tag
    assert_equal("%p - foo bar -", render("<p>- foo bar -</p>"))
  end

  def test_equals_in_tag
    assert_equal("%p = foo bar =", render("<p>= foo bar =</p>"))
  end

  def test_hash_in_tag
    assert_equal("%p # foo bar #", render("<p># foo bar #</p>"))
  end

  begin
    require 'haml/html/erb'
    include ErbTests
  rescue LoadError => e
    puts "\n** Couldn't require #{e.message[/-- (.*)$/, 1]}, skipping some tests"
  end

  # Encodings

  unless Haml::Util.ruby1_8?
    def test_encoding_error
      render("foo\nbar\nb\xFEaz".force_encoding("utf-8"))
      assert(false, "Expected exception")
    rescue Haml::Error => e
      assert_equal(3, e.line)
      assert_equal('Invalid UTF-8 character "\xFE"', e.message)
    end

    def test_ascii_incompatible_encoding_error
      template = "foo\nbar\nb_z".encode("utf-16le")
      template[9] = "\xFE".force_encoding("utf-16le")
      render(template)
      assert(false, "Expected exception")
    rescue Haml::Error => e
      assert_equal(3, e.line)
      assert_equal('Invalid UTF-16LE character "\xFE"', e.message)
    end
  end

  protected

  def render(text, options = {})
    Haml::HTML.new(text, options).render.rstrip
  end

  def render_erb(text)
    render(text, :erb => true)
  end
end