hosh / htmlbeautifier

Beautifies your HTML erb templates. Imported from svn upstream; additional fixes to parse broken code properly.

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htmlbeautifier / test / test_html_beautifier_regression.rb
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require File.dirname(__FILE__) + '/test_helper'
require 'htmlbeautifier/beautifier'
require 'html_beautifier_test_utilities'
 
class HtmlBeautifierRegressionTest < Test::Unit::TestCase
  
  include HtmlBeautifierTestUtilities
  
  def setup
    # HtmlBeautifier::Parser.debug_block{ |match, method| puts("#{match.inspect} => #{method}") }
  end
  
  def test_should_ignore_html_fragments_in_embedded_code
    source = code(%q(
      <div>
        <%= a[:b].gsub("\n","<br />\n") %>
      </div>
    ))
    expected = code(%q(
      <div>
        <%= a[:b].gsub("\n","<br />\n") %>
      </div>
    ))
    assert_beautifies expected, source
  end
  
  def test_should_indent_scripts
    source = code(%q(
      <script>
      function(f) {
          g();
          return 42;
      }
      </script>
    ))
    expected = code(%q(
      <script>
        function(f) {
            g();
            return 42;
        }
      </script>
    ))
    assert_beautifies expected, source
  end
  
  def test_should_remove_blank_lines_around_scripts
    source = code(%q(
      <script>
      
        f();
      
      </script>
    ))
    expected = code(%q(
      <script>
        f();
      </script>
    ))
    assert_beautifies expected, source
  end
  
  def test_should_remove_trailing_space_from_script_lines
    source = code(%q(
      <script>
        f();  
      </script>
    ))
    expected = code(%q(
      <script>
        f();
      </script>
    ))
    assert_beautifies expected, source
  end
  
  def test_should_skip_over_empty_scripts
    source = %q(<script src="/foo.js" type="text/javascript" charset="utf-8"></script>)
    expected = source
    assert_beautifies expected, source
  end
  
  def test_should_indent_styles
    source = code(%q(
      <style>
      .foo{ margin: 0; }
      .bar{
        padding: 0;
        margin: 0;
      }
      </style>
    ))
    expected = code(%q(
      <style>
        .foo{ margin: 0; }
        .bar{
          padding: 0;
          margin: 0;
        }
      </style>
    ))
    assert_beautifies expected, source
  end
  
  def test_should_remove_blank_lines_around_styles
    source = code(%q(
      <style>
      
        .foo{ margin: 0; }
      
      </style>
    ))
    expected = code(%q(
      <style>
        .foo{ margin: 0; }
      </style>
    ))
    assert_beautifies expected, source
  end
 
  def test_should_remove_trailing_space_from_style_lines
    source = code(%q(
      <style>
        .foo{ margin: 0; }  
      </style>
    ))
    expected = code(%q(
      <style>
        .foo{ margin: 0; }
      </style>
    ))
    assert_beautifies expected, source
  end
  
  def test_should_indent_divs_containing_standalone_elements
    source = code(%q(
      <div>
        <div>
          <img src="foo" alt="" />
        </div>
        <div>
          <img src="foo" alt="" />
        </div>
      </div>
    ))
    expected = source
    assert_beautifies expected, source
  end
  
  def test_should_not_break_line_on_embedded_code_within_script_opening_element
    source = '<script src="<%= path %>" type="text/javascript"></script>'
    expected = source
    assert_beautifies expected, source
  end
 
  def test_should_not_break_line_on_embedded_code_within_normal_element
    source = '<img src="<%= path %>" alt="foo" />'
    expected = source
    assert_beautifies expected, source
  end
  
  def test_should_indent_inside_IE_conditional_comments
    source = code(%q(
      <!--[if IE 6]>
      <link rel="stylesheet" href="/stylesheets/ie6.css" type="text/css" />
      <![endif]-->
      <!--[if IE 5]>
      <link rel="stylesheet" href="/stylesheets/ie5.css" type="text/css" />
      <![endif]-->
    ))
    expected = code(%q(
      <!--[if IE 6]>
        <link rel="stylesheet" href="/stylesheets/ie6.css" type="text/css" />
      <![endif]-->
      <!--[if IE 5]>
        <link rel="stylesheet" href="/stylesheets/ie5.css" type="text/css" />
      <![endif]-->
    ))
    assert_beautifies expected, source
  end
  
end