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# frozen_string_literal: true
# Redmine - project management software
# Copyright (C) 2006-2023 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__)
class Redmine::WikiFormatting::MarkdownFormatterTest < ActionView::TestCase
def setup
unless Object.const_defined?(:Redcarpet)
skip "Redcarpet is not installed"
end
@formatter = Redmine::WikiFormatting::Markdown::Formatter
end
def test_syntax_error_in_image_reference_should_not_raise_exception
assert @formatter.new("!>[](foo.png)").to_html
end
def test_empty_image_should_not_raise_exception
assert @formatter.new("![]()").to_html
end
# re-using the formatter after getting above error crashes the
# ruby interpreter. This seems to be related to
# https://github.com/vmg/redcarpet/issues/318
def test_should_not_crash_redcarpet_after_syntax_error
@formatter.new("!>[](foo.png)").to_html rescue nil
assert @formatter.new("").to_html.present?
end
def test_inline_style
assert_equal "<p><strong>foo</strong></p>", @formatter.new("**foo**").to_html.strip
end
def test_not_set_intra_emphasis
assert_equal "<p>foo_bar_baz</p>", @formatter.new("foo_bar_baz").to_html.strip
end
def test_wiki_links_should_be_preserved
text = 'This is a wiki link: [[Foo]]'
assert_include '[[Foo]]', @formatter.new(text).to_html
end
def test_redmine_links_with_double_quotes_should_be_preserved
text = 'This is a redmine link: version:"1.0"'
assert_include 'version:"1.0"', @formatter.new(text).to_html
end
def test_should_support_syntax_highlight
text = <<~STR
~~~ruby
def foo
end
~~~
STR
assert_select_in @formatter.new(text).to_html, 'pre code.ruby.syntaxhl' do
assert_select 'span.k', :text => 'def'
assert_select "[data-language='ruby']"
end
end
def test_should_not_allow_invalid_language_for_code_blocks
text = <<~STR
~~~foo
test
~~~
STR
assert_equal "<pre><code data-language=\"foo\">test\n</code></pre>", @formatter.new(text).to_html
end
def test_should_preserve_code_block_language_in_data_language
text = <<~STR
~~~c-k&r
test
~~~
STR
assert_equal "<pre><code data-language=\"c-k&r\">test\n</code></pre>", @formatter.new(text).to_html
end
def test_external_links_should_have_external_css_class
text = 'This is a [link](http://example.net/)'
assert_equal '<p>This is a <a href="http://example.net/" class="external">link</a></p>', @formatter.new(text).to_html.strip
end
def test_locals_links_should_not_have_external_css_class
text = 'This is a [link](/issues)'
assert_equal '<p>This is a <a href="/issues">link</a></p>', @formatter.new(text).to_html.strip
end
def test_markdown_should_not_require_surrounded_empty_line
text = <<~STR
This is a list:
* One
* Two
STR
assert_equal "<p>This is a list:</p>\n\n<ul>\n<li>One</li>\n<li>Two</li>\n</ul>", @formatter.new(text).to_html.strip
end
def test_footnotes
text = <<~STR
This is some text[^1].
[^1]: This is the foot note
STR
expected = <<~EXPECTED
<p>This is some text<sup id="fnref1"><a href="#fn1">1</a></sup>.</p>
<div class="footnotes">
<hr>
<ol>
<li id="fn1">
<p>This is the foot note <a href="#fnref1">↩</a></p>
</li>
</ol>
</div>
EXPECTED
assert_equal expected.gsub(%r{[\r\n\t]}, ''), @formatter.new(text).to_html.gsub(%r{[\r\n\t]}, '')
end
STR_WITH_PRE = [
# 0
<<~STR.chomp,
# Title
Lorem ipsum dolor sit amet, consectetuer adipiscing elit. Maecenas sed libero.
STR
# 1
<<~STR.chomp,
## Heading 2
~~~ruby
def foo
end
~~~
Morbi facilisis accumsan orci non pharetra.
~~~ ruby
def foo
end
~~~
```
Pre Content:
## Inside pre
<tag> inside pre block
Morbi facilisis accumsan orci non pharetra.
```
STR
# 2
<<~STR.chomp,
### Heading 3
Nulla nunc nisi, egestas in ornare vel, posuere ac libero.
STR
]
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
STR_SETEXT_LIKE = [
# 0
<<~STR.chomp,
# Title
STR
# 1
<<~STR.chomp,
## Heading 2
Thematic breaks - not be confused with setext headings.
---
Preceding CRLF is the default for web-submitted data.
\r
---\r
\r
A space-only line does not mean much.
\s
---
End of thematic breaks.
STR
# 2
<<~STR.chomp,
## Heading 2
Nulla nunc nisi, egestas in ornare vel, posuere ac libero.
STR
]
STR_RARE_SETEXT_LIKE = [
# 0
<<~STR.chomp,
# Title
STR
# 1
<<~STR.chomp,
## Heading 2
- item
one
-
not a heading
STR
# 2
<<~STR.chomp,
## Heading 2
Nulla nunc nisi, egestas in ornare vel, posuere ac libero.
STR
]
def test_get_section_should_ignore_setext_like_text
text = STR_SETEXT_LIKE.join("\n\n")
assert_section_with_hash STR_SETEXT_LIKE[1], text, 2
assert_section_with_hash STR_SETEXT_LIKE[2], text, 3
end
def test_get_section_should_ignore_rare_setext_like_text
begin
text = STR_RARE_SETEXT_LIKE.join("\n\n")
assert_section_with_hash STR_RARE_SETEXT_LIKE[1], text, 2
assert_section_with_hash STR_RARE_SETEXT_LIKE[2], text, 3
rescue Minitest::Assertion => e
skip "Section extraction is currently limited, see #35037. Known error: #{e.message}"
end
assert_not "This test should be adjusted when fixing the known error."
end
def test_should_support_underlined_text
text = 'This _text_ should be underlined'
assert_equal '<p>This <u>text</u> should be underlined</p>', @formatter.new(text).to_html.strip
end
private
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