SoundSoftware Code Site

# Redmine - project management software

# Copyright (C) 2006-2013  Jean-Philippe Lang

#

# This program is free software; you can redistribute it and/or

# modify it under the terms of the GNU General Public License

# as published by the Free Software Foundation; either version 2

# of the License, or (at your option) any later version.

#

# This program is distributed in the hope that it will be useful,

# but WITHOUT ANY WARRANTY; without even the implied warranty of

# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

# GNU General Public License for more details.

#

# You should have received a copy of the GNU General Public License

# along with this program; if not, write to the Free Software

# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.

require File.expand_path('../../../../../test_helper', __FILE__)

require 'digest/md5'

class Redmine::WikiFormatting::TextileFormatterTest < ActionView::TestCase

  def setup

    @formatter = Redmine::WikiFormatting::Textile::Formatter

  end

  MODIFIERS = {

    "*" => 'strong', # bold

    "_" => 'em',     # italic

    "+" => 'ins',    # underline

    "-" => 'del',    # deleted

    "^" => 'sup',    # superscript

    "~" => 'sub'     # subscript

  }

  def test_modifiers

    assert_html_output(

      '*bold*'                => '<strong>bold</strong>',

      'before *bold*'         => 'before <strong>bold</strong>',

      '*bold* after'          => '<strong>bold</strong> after',

      '*two words*'           => '<strong>two words</strong>',

      '*two*words*'           => '<strong>two*words</strong>',

      '*two * words*'         => '<strong>two * words</strong>',

      '*two* *words*'         => '<strong>two</strong> <strong>words</strong>',

      '*(two)* *(words)*'     => '<strong>(two)</strong> <strong>(words)</strong>',

      # with class

      '*(foo)two words*'      => '<strong class="foo">two words</strong>'

    )

  end

  def test_modifiers_combination

    MODIFIERS.each do |m1, tag1|

      MODIFIERS.each do |m2, tag2|

        next if m1 == m2

        text = "#{m2}#{m1}Phrase modifiers#{m1}#{m2}"

        html = "<#{tag2}><#{tag1}>Phrase modifiers</#{tag1}></#{tag2}>"

        assert_html_output text => html

      end

    end

  end

  def test_styles

    # single style

    assert_html_output({

      'p{color:red}. text'           => '<p style="color:red;">text</p>',

      'p{color:red;}. text'          => '<p style="color:red;">text</p>',

      'p{color: red}. text'          => '<p style="color: red;">text</p>',

      'p{color:#f00}. text'          => '<p style="color:#f00;">text</p>',

      'p{color:#ff0000}. text'       => '<p style="color:#ff0000;">text</p>',

      'p{border:10px}. text'         => '<p style="border:10px;">text</p>',

      'p{border:10}. text'           => '<p style="border:10;">text</p>',

      'p{border:10%}. text'          => '<p style="border:10%;">text</p>',

      'p{border:10em}. text'         => '<p style="border:10em;">text</p>',

      'p{border:1.5em}. text'        => '<p style="border:1.5em;">text</p>',

      'p{border-left:1px}. text'     => '<p style="border-left:1px;">text</p>',

      'p{border-right:1px}. text'    => '<p style="border-right:1px;">text</p>',

      'p{border-top:1px}. text'      => '<p style="border-top:1px;">text</p>',

      'p{border-bottom:1px}. text'   => '<p style="border-bottom:1px;">text</p>',

      }, false)

    # multiple styles

    assert_html_output({

      'p{color:red; border-top:1px}. text'   => '<p style="color:red;border-top:1px;">text</p>',

      'p{color:red ; border-top:1px}. text'  => '<p style="color:red;border-top:1px;">text</p>',

      'p{color:red;border-top:1px}. text'    => '<p style="color:red;border-top:1px;">text</p>',

      }, false)

    # styles with multiple values

    assert_html_output({

      'p{border:1px solid red;}. text'             => '<p style="border:1px solid red;">text</p>',

      'p{border-top-left-radius: 10px 5px;}. text' => '<p style="border-top-left-radius: 10px 5px;">text</p>',

      }, false)

  end

  def test_invalid_styles_should_be_filtered

    assert_html_output({

      'p{invalid}. text'                     => '<p>text</p>',

      'p{invalid:red}. text'                 => '<p>text</p>',

      'p{color:(red)}. text'                 => '<p>text</p>',

      'p{color:red;invalid:blue}. text'      => '<p style="color:red;">text</p>',

      'p{invalid:blue;color:red}. text'      => '<p style="color:red;">text</p>',

      'p{color:"}. text'                     => '<p>p{color:"}. text</p>',

      }, false)

  end

  def test_inline_code

    assert_html_output(

      'this is @some code@'      => 'this is <code>some code</code>',

      '@<Location /redmine>@'    => '<code>&lt;Location /redmine&gt;</code>'

    )

  end

  def test_nested_lists

    raw = <<-RAW

# Item 1

# Item 2

** Item 2a

** Item 2b

# Item 3

** Item 3a

RAW

    expected = <<-EXPECTED

<ol>

  <li>Item 1</li>

  <li>Item 2

    <ul>

      <li>Item 2a</li>

      <li>Item 2b</li>

    </ul>

  </li>

  <li>Item 3

    <ul>

      <li>Item 3a</li>

    </ul>

  </li>

</ol>

EXPECTED

    assert_equal expected.gsub(%r{\s+}, ''), to_html(raw).gsub(%r{\s+}, '')

  end

  def test_escaping

    assert_html_output(

      'this is a <script>'      => 'this is a &lt;script&gt;'

    )

  end

  def test_use_of_backslashes_followed_by_numbers_in_headers

    assert_html_output({

      'h1. 2009\02\09'      => '<h1>2009\02\09</h1>'

    }, false)

  end

  def test_double_dashes_should_not_strikethrough

    assert_html_output(

      'double -- dashes -- test'  => 'double -- dashes -- test',

      'double -- *dashes* -- test'  => 'double -- <strong>dashes</strong> -- test'

    )

  end

  def test_acronyms

    assert_html_output(

      'this is an acronym: GPL(General Public License)' => 'this is an acronym: <acronym title="General Public License">GPL</acronym>',

      '2 letters JP(Jean-Philippe) acronym' => '2 letters <acronym title="Jean-Philippe">JP</acronym> acronym',

      'GPL(This is a double-quoted "title")' => '<acronym title="This is a double-quoted &quot;title&quot;">GPL</acronym>'

    )

  end

  def test_blockquote

    # orig raw text

    raw = <<-RAW

John said:

> Lorem ipsum dolor sit amet, consectetuer adipiscing elit. Maecenas sed libero.

> Nullam commodo metus accumsan nulla. Curabitur lobortis dui id dolor.

> * Donec odio lorem,

> * sagittis ac,

> * malesuada in,

> * adipiscing eu, dolor.

>

> >Nulla varius pulvinar diam. Proin id arcu id lorem scelerisque condimentum. Proin vehicula turpis vitae lacus.

> Proin a tellus. Nam vel neque.

He's right.

RAW

    # expected html

    expected = <<-EXPECTED

<p>John said:</p>

<blockquote>

Lorem ipsum dolor sit amet, consectetuer adipiscing elit. Maecenas sed libero.<br />

Nullam commodo metus accumsan nulla. Curabitur lobortis dui id dolor.

<ul>

  <li>Donec odio lorem,</li>

  <li>sagittis ac,</li>

  <li>malesuada in,</li>

  <li>adipiscing eu, dolor.</li>

</ul>

<blockquote>

<p>Nulla varius pulvinar diam. Proin id arcu id lorem scelerisque condimentum. Proin vehicula turpis vitae lacus.</p>

</blockquote>

<p>Proin a tellus. Nam vel neque.</p>

</blockquote>

<p>He's right.</p>

EXPECTED

    assert_equal expected.gsub(%r{\s+}, ''), to_html(raw).gsub(%r{\s+}, '')

  end

  def test_table

    raw = <<-RAW

This is a table with empty cells:

|cell11|cell12||

|cell21||cell23|

|cell31|cell32|cell33|

RAW

    expected = <<-EXPECTED

<p>This is a table with empty cells:</p>

<table>

  <tr><td>cell11</td><td>cell12</td><td></td></tr>

  <tr><td>cell21</td><td></td><td>cell23</td></tr>

  <tr><td>cell31</td><td>cell32</td><td>cell33</td></tr>

</table>

EXPECTED

    assert_equal expected.gsub(%r{\s+}, ''), to_html(raw).gsub(%r{\s+}, '')

  end

  def test_table_with_line_breaks

    raw = <<-RAW

This is a table with line breaks:

|cell11

continued|cell12||

|-cell21-||cell23

cell23 line2

cell23 *line3*|

|cell31|cell32

cell32 line2|cell33|

RAW

    expected = <<-EXPECTED

<p>This is a table with line breaks:</p>

<table>

  <tr>

    <td>cell11<br />continued</td>

    <td>cell12</td>

    <td></td>

  </tr>

  <tr>

    <td><del>cell21</del></td>

    <td></td>

    <td>cell23<br/>cell23 line2<br/>cell23 <strong>line3</strong></td>

  </tr>

  <tr>

    <td>cell31</td>

    <td>cell32<br/>cell32 line2</td>

    <td>cell33</td>

  </tr>

</table>

EXPECTED

    assert_equal expected.gsub(%r{\s+}, ''), to_html(raw).gsub(%r{\s+}, '')

  end

  def test_textile_should_not_mangle_brackets

    assert_equal '<p>[msg1][msg2]</p>', to_html('[msg1][msg2]')

  end

  def test_textile_should_escape_image_urls

    # this is onclick="alert('XSS');" in encoded form

    raw = '!/images/comment.png"onclick=alert('XSS');"!'

    expected = '<p><img src="/images/comment.png&quot;onclick=&amp;#x61;&amp;#x6c;&amp;#x65;&amp;#x72;&amp;#x74;&amp;#x28;&amp;#x27;&amp;#x58;&amp;#x53;&amp;#x53;&amp;#x27;&amp;#x29;;&amp;#x22;" alt="" /></p>'

    assert_equal expected.gsub(%r{\s+}, ''), to_html(raw).gsub(%r{\s+}, '')

  end

  STR_WITHOUT_PRE = [

  # 0

"h1. Title

Lorem ipsum dolor sit amet, consectetuer adipiscing elit. Maecenas sed libero.",

  # 1

"h2. Heading 2

Maecenas sed elit sit amet mi accumsan vestibulum non nec velit. Proin porta tincidunt lorem, consequat rhoncus dolor fermentum in.

Cras ipsum felis, ultrices at porttitor vel, faucibus eu nunc.",

  # 2

"h2. Heading 2

Morbi facilisis accumsan orci non pharetra.

h3. Heading 3

Nulla nunc nisi, egestas in ornare vel, posuere ac libero.",

  # 3

"h3. Heading 3

Praesent eget turpis nibh, a lacinia nulla.",

  # 4

"h2. Heading 2

Ut rhoncus elementum adipiscing."]

  TEXT_WITHOUT_PRE = STR_WITHOUT_PRE.join("\n\n").freeze

  def test_get_section_should_return_the_requested_section_and_its_hash

    assert_section_with_hash STR_WITHOUT_PRE[1], TEXT_WITHOUT_PRE, 2

    assert_section_with_hash STR_WITHOUT_PRE[2..3].join("\n\n"), TEXT_WITHOUT_PRE, 3

    assert_section_with_hash STR_WITHOUT_PRE[3], TEXT_WITHOUT_PRE, 5

    assert_section_with_hash STR_WITHOUT_PRE[4], TEXT_WITHOUT_PRE, 6

    assert_section_with_hash '', TEXT_WITHOUT_PRE, 0

    assert_section_with_hash '', TEXT_WITHOUT_PRE, 10

  end

  def test_update_section_should_update_the_requested_section

    replacement = "New text"

    assert_equal [STR_WITHOUT_PRE[0], replacement, STR_WITHOUT_PRE[2..4]].flatten.join("\n\n"), @formatter.new(TEXT_WITHOUT_PRE).update_section(2, replacement)

    assert_equal [STR_WITHOUT_PRE[0..1], replacement, STR_WITHOUT_PRE[4]].flatten.join("\n\n"), @formatter.new(TEXT_WITHOUT_PRE).update_section(3, replacement)

    assert_equal [STR_WITHOUT_PRE[0..2], replacement, STR_WITHOUT_PRE[4]].flatten.join("\n\n"), @formatter.new(TEXT_WITHOUT_PRE).update_section(5, replacement)

    assert_equal [STR_WITHOUT_PRE[0..3], replacement].flatten.join("\n\n"), @formatter.new(TEXT_WITHOUT_PRE).update_section(6, replacement)

    assert_equal TEXT_WITHOUT_PRE, @formatter.new(TEXT_WITHOUT_PRE).update_section(0, replacement)

    assert_equal TEXT_WITHOUT_PRE, @formatter.new(TEXT_WITHOUT_PRE).update_section(10, replacement)

  end

  def test_update_section_with_hash_should_update_the_requested_section

    replacement = "New text"

    assert_equal [STR_WITHOUT_PRE[0], replacement, STR_WITHOUT_PRE[2..4]].flatten.join("\n\n"),

      @formatter.new(TEXT_WITHOUT_PRE).update_section(2, replacement, Digest::MD5.hexdigest(STR_WITHOUT_PRE[1]))

  end

  def test_update_section_with_wrong_hash_should_raise_an_error

    assert_raise Redmine::WikiFormatting::StaleSectionError do

      @formatter.new(TEXT_WITHOUT_PRE).update_section(2, "New text", Digest::MD5.hexdigest("Old text"))

    end

  end

  STR_WITH_PRE = [

  # 0

"h1. Title

Lorem ipsum dolor sit amet, consectetuer adipiscing elit. Maecenas sed libero.",

  # 1

"h2. Heading 2

<pre><code class=\"ruby\">

  def foo

  end

</code></pre>

<pre><code><pre><code class=\"ruby\">

  Place your code here.

</code></pre>

</code></pre>

Morbi facilisis accumsan orci non pharetra.

<pre>

Pre Content:

h2. Inside pre

<tag> inside pre block

Morbi facilisis accumsan orci non pharetra.

</pre>",

  # 2

"h3. Heading 3

Nulla nunc nisi, egestas in ornare vel, posuere ac libero."]

  def test_get_section_should_ignore_pre_content

    text = STR_WITH_PRE.join("\n\n")

    assert_section_with_hash STR_WITH_PRE[1..2].join("\n\n"), text, 2

    assert_section_with_hash STR_WITH_PRE[2], text, 3

  end

  def test_update_section_should_not_escape_pre_content_outside_section

    text = STR_WITH_PRE.join("\n\n")

    replacement = "New text"

    assert_equal [STR_WITH_PRE[0..1], "New text"].flatten.join("\n\n"),

      @formatter.new(text).update_section(3, replacement)

  end

  def test_get_section_should_support_lines_with_spaces_before_heading

    # the lines after Content 2 and Heading 4 contain a space

    text = <<-STR

h1. Heading 1

Content 1

h1. Heading 2

Content 2

h1. Heading 3

Content 3

h1. Heading 4

Content 4

STR

    [1, 2, 3, 4].each do |index|

      assert_match /\Ah1. Heading #{index}.+Content #{index}/m, @formatter.new(text).get_section(index).first

    end

  end

  def test_get_section_should_support_headings_starting_with_a_tab

    text = <<-STR

h1.\tHeading 1

Content 1

h1. Heading 2

Content 2

STR

    assert_match /\Ah1.\tHeading 1\s+Content 1\z/, @formatter.new(text).get_section(1).first

  end

  private

  def assert_html_output(to_test, expect_paragraph = true)

    to_test.each do |text, expected|

      assert_equal(( expect_paragraph ? "<p>#{expected}</p>" : expected ), @formatter.new(text).to_html, "Formatting the following text failed:\n===\n#{text}\n===\n")

    end

  end

  def to_html(text)

    @formatter.new(text).to_html

  end

  def assert_section_with_hash(expected, text, index)

    result = @formatter.new(text).get_section(index)

    assert_kind_of Array, result

    assert_equal 2, result.size

    assert_equal expected, result.first, "section content did not match"

    assert_equal Digest::MD5.hexdigest(expected), result.last, "section hash did not match"

  end

end