Contents

# encoding: utf-8
require File.expand_path("../../helper", __FILE__)

class HtmlUnescapeTest < Minitest::Test
  def test_basic_html
    assert_equal "<some_tag/>", EscapeUtils.unescape_html("&lt;some_tag&#47;&gt;")
  end

  def test_double_quotes
    assert_equal "<some_tag some_attr=\"some value\"/>", EscapeUtils.unescape_html("&lt;some_tag some_attr=&quot;some value&quot;&#47;&gt;")
  end

  def test_single_quotes
    assert_equal "<some_tag some_attr='some value'/>", EscapeUtils.unescape_html("&lt;some_tag some_attr=&#39;some value&#39;&#47;&gt;")
  end

  def test_amperstand
    assert_equal "<b>Bourbon & Branch</b>", EscapeUtils.unescape_html("&lt;b&gt;Bourbon &amp; Branch&lt;&#47;b&gt;")
  end

  def test_passes_through_incompletely_escaped_tags
    assert_equal "&", EscapeUtils.unescape_html("&")
    assert_equal "&lt", EscapeUtils.unescape_html("&lt")
  end

  def test_input_must_be_utf8_or_ascii
    escaped = EscapeUtils.escape_html("<b>Bourbon & Branch</b>")

    escaped.force_encoding 'ISO-8859-1'
    assert_raises Encoding::CompatibilityError do
      EscapeUtils.unescape_html(escaped)
    end

    escaped.force_encoding 'UTF-8'
    begin
      EscapeUtils.unescape_html(escaped)
    rescue Encoding::CompatibilityError => e
      assert_nil e, "#{e.class.name} raised, expected not to"
    end
  end

  def test_return_value_is_tagged_as_utf8
    escaped = EscapeUtils.escape_html("<b>Bourbon & Branch</b>")
    assert_equal Encoding.find('UTF-8'), EscapeUtils.unescape_html(escaped).encoding
  end
end

Version data entries

1 entries across 1 versions & 1 rubygems

Version	Path
escape_utils-1.2.2	test/html/unescape_test.rb