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test_html_blocks.py
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test_html_blocks.py
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# -*- coding: utf-8 -*-
"""
Python Markdown
A Python implementation of John Gruber's Markdown.
Documentation: https://python-markdown.github.io/
GitHub: https://github.com/Python-Markdown/markdown/
PyPI: https://pypi.org/project/Markdown/
Started by Manfred Stienstra (http://www.dwerg.net/).
Maintained for a few years by Yuri Takhteyev (http://www.freewisdom.org).
Currently maintained by Waylan Limberg (https://github.com/waylan),
Dmitry Shachnev (https://github.com/mitya57) and Isaac Muse (https://github.com/facelessuser).
Copyright 2007-2023 The Python Markdown Project (v. 1.7 and later)
Copyright 2004, 2005, 2006 Yuri Takhteyev (v. 0.2-1.6b)
Copyright 2004 Manfred Stienstra (the original version)
License: BSD (see LICENSE.md for details).
"""
from markdown.test_tools import TestCase
import markdown
class TestHTMLBlocks(TestCase):
def test_raw_paragraph(self):
self.assertMarkdownRenders(
'<p>A raw paragraph.</p>',
'<p>A raw paragraph.</p>'
)
def test_raw_skip_inline_markdown(self):
self.assertMarkdownRenders(
'<p>A *raw* paragraph.</p>',
'<p>A *raw* paragraph.</p>'
)
def test_raw_indent_one_space(self):
self.assertMarkdownRenders(
' <p>A *raw* paragraph.</p>',
'<p>A *raw* paragraph.</p>'
)
def test_raw_indent_two_spaces(self):
self.assertMarkdownRenders(
' <p>A *raw* paragraph.</p>',
'<p>A *raw* paragraph.</p>'
)
def test_raw_indent_three_spaces(self):
self.assertMarkdownRenders(
' <p>A *raw* paragraph.</p>',
'<p>A *raw* paragraph.</p>'
)
def test_raw_indent_four_spaces(self):
self.assertMarkdownRenders(
' <p>code block</p>',
self.dedent(
"""
<pre><code><p>code block</p>
</code></pre>
"""
)
)
def test_raw_span(self):
self.assertMarkdownRenders(
'<span>*inline*</span>',
'<p><span><em>inline</em></span></p>'
)
def test_code_span(self):
self.assertMarkdownRenders(
'`<p>code span</p>`',
'<p><code><p>code span</p></code></p>'
)
def test_code_span_open_gt(self):
self.assertMarkdownRenders(
'*bar* `<` *foo*',
'<p><em>bar</em> <code><</code> <em>foo</em></p>'
)
def test_raw_empty(self):
self.assertMarkdownRenders(
'<p></p>',
'<p></p>'
)
def test_raw_empty_space(self):
self.assertMarkdownRenders(
'<p> </p>',
'<p> </p>'
)
def test_raw_empty_newline(self):
self.assertMarkdownRenders(
'<p>\n</p>',
'<p>\n</p>'
)
def test_raw_empty_blank_line(self):
self.assertMarkdownRenders(
'<p>\n\n</p>',
'<p>\n\n</p>'
)
def test_raw_uppercase(self):
self.assertMarkdownRenders(
'<DIV>*foo*</DIV>',
'<DIV>*foo*</DIV>'
)
def test_raw_uppercase_multiline(self):
self.assertMarkdownRenders(
self.dedent(
"""
<DIV>
*foo*
</DIV>
"""
),
self.dedent(
"""
<DIV>
*foo*
</DIV>
"""
)
)
def test_multiple_raw_single_line(self):
self.assertMarkdownRenders(
'<p>*foo*</p><div>*bar*</div>',
self.dedent(
"""
<p>*foo*</p>
<div>*bar*</div>
"""
)
)
def test_multiple_raw_single_line_with_pi(self):
self.assertMarkdownRenders(
"<p>*foo*</p><?php echo '>'; ?>",
self.dedent(
"""
<p>*foo*</p>
<?php echo '>'; ?>
"""
)
)
def test_multiline_raw(self):
self.assertMarkdownRenders(
self.dedent(
"""
<p>
A raw paragraph
with multiple lines.
</p>
"""
),
self.dedent(
"""
<p>
A raw paragraph
with multiple lines.
</p>
"""
)
)
def test_blank_lines_in_raw(self):
self.assertMarkdownRenders(
self.dedent(
"""
<p>
A raw paragraph...
with many blank lines.
</p>
"""
),
self.dedent(
"""
<p>
A raw paragraph...
with many blank lines.
</p>
"""
)
)
def test_raw_surrounded_by_Markdown(self):
self.assertMarkdownRenders(
self.dedent(
"""
Some *Markdown* text.
<p>*Raw* HTML.</p>
More *Markdown* text.
"""
),
self.dedent(
"""
<p>Some <em>Markdown</em> text.</p>
<p>*Raw* HTML.</p>
<p>More <em>Markdown</em> text.</p>
"""
)
)
def test_raw_surrounded_by_text_without_blank_lines(self):
self.assertMarkdownRenders(
self.dedent(
"""
Some *Markdown* text.
<p>*Raw* HTML.</p>
More *Markdown* text.
"""
),
self.dedent(
"""
<p>Some <em>Markdown</em> text.</p>
<p>*Raw* HTML.</p>
<p>More <em>Markdown</em> text.</p>
"""
)
)
def test_multiline_markdown_with_code_span(self):
self.assertMarkdownRenders(
self.dedent(
"""
A paragraph with a block-level
`<p>code span</p>`, which is
at the start of a line.
"""
),
self.dedent(
"""
<p>A paragraph with a block-level
<code><p>code span</p></code>, which is
at the start of a line.</p>
"""
)
)
def test_raw_block_preceded_by_markdown_code_span_with_unclosed_block_tag(self):
self.assertMarkdownRenders(
self.dedent(
"""
A paragraph with a block-level code span: `<div>`.
<p>*not markdown*</p>
This is *markdown*
"""
),
self.dedent(
"""
<p>A paragraph with a block-level code span: <code><div></code>.</p>
<p>*not markdown*</p>
<p>This is <em>markdown</em></p>
"""
)
)
def test_raw_one_line_followed_by_text(self):
self.assertMarkdownRenders(
'<p>*foo*</p>*bar*',
self.dedent(
"""
<p>*foo*</p>
<p><em>bar</em></p>
"""
)
)
def test_raw_one_line_followed_by_span(self):
self.assertMarkdownRenders(
"<p>*foo*</p><span>*bar*</span>",
self.dedent(
"""
<p>*foo*</p>
<p><span><em>bar</em></span></p>
"""
)
)
def test_raw_with_markdown_blocks(self):
self.assertMarkdownRenders(
self.dedent(
"""
<div>
Not a Markdown paragraph.
* Not a list item.
* Another non-list item.
Another non-Markdown paragraph.
</div>
"""
),
self.dedent(
"""
<div>
Not a Markdown paragraph.
* Not a list item.
* Another non-list item.
Another non-Markdown paragraph.
</div>
"""
)
)
def test_adjacent_raw_blocks(self):
self.assertMarkdownRenders(
self.dedent(
"""
<p>A raw paragraph.</p>
<p>A second raw paragraph.</p>
"""
),
self.dedent(
"""
<p>A raw paragraph.</p>
<p>A second raw paragraph.</p>
"""
)
)
def test_adjacent_raw_blocks_with_blank_lines(self):
self.assertMarkdownRenders(
self.dedent(
"""
<p>A raw paragraph.</p>
<p>A second raw paragraph.</p>
"""
),
self.dedent(
"""
<p>A raw paragraph.</p>
<p>A second raw paragraph.</p>
"""
)
)
def test_nested_raw_one_line(self):
self.assertMarkdownRenders(
'<div><p>*foo*</p></div>',
'<div><p>*foo*</p></div>'
)
def test_nested_raw_block(self):
self.assertMarkdownRenders(
self.dedent(
"""
<div>
<p>A raw paragraph.</p>
</div>
"""
),
self.dedent(
"""
<div>
<p>A raw paragraph.</p>
</div>
"""
)
)
def test_nested_indented_raw_block(self):
self.assertMarkdownRenders(
self.dedent(
"""
<div>
<p>A raw paragraph.</p>
</div>
"""
),
self.dedent(
"""
<div>
<p>A raw paragraph.</p>
</div>
"""
)
)
def test_nested_raw_blocks(self):
self.assertMarkdownRenders(
self.dedent(
"""
<div>
<p>A raw paragraph.</p>
<p>A second raw paragraph.</p>
</div>
"""
),
self.dedent(
"""
<div>
<p>A raw paragraph.</p>
<p>A second raw paragraph.</p>
</div>
"""
)
)
def test_nested_raw_blocks_with_blank_lines(self):
self.assertMarkdownRenders(
self.dedent(
"""
<div>
<p>A raw paragraph.</p>
<p>A second raw paragraph.</p>
</div>
"""
),
self.dedent(
"""
<div>
<p>A raw paragraph.</p>
<p>A second raw paragraph.</p>
</div>
"""
)
)
def test_nested_inline_one_line(self):
self.assertMarkdownRenders(
'<p><em>foo</em><br></p>',
'<p><em>foo</em><br></p>'
)
def test_raw_nested_inline(self):
self.assertMarkdownRenders(
self.dedent(
"""
<div>
<p>
<span>*text*</span>
</p>
</div>
"""
),
self.dedent(
"""
<div>
<p>
<span>*text*</span>
</p>
</div>
"""
)
)
def test_raw_nested_inline_with_blank_lines(self):
self.assertMarkdownRenders(
self.dedent(
"""
<div>
<p>
<span>*text*</span>
</p>
</div>
"""
),
self.dedent(
"""
<div>
<p>
<span>*text*</span>
</p>
</div>
"""
)
)
def test_raw_html5(self):
self.assertMarkdownRenders(
self.dedent(
"""
<section>
<header>
<hgroup>
<h1>Hello :-)</h1>
</hgroup>
</header>
<figure>
<img src="image.png" alt="" />
<figcaption>Caption</figcaption>
</figure>
<footer>
<p>Some footer</p>
</footer>
</section>
"""
),
self.dedent(
"""
<section>
<header>
<hgroup>
<h1>Hello :-)</h1>
</hgroup>
</header>
<figure>
<img src="image.png" alt="" />
<figcaption>Caption</figcaption>
</figure>
<footer>
<p>Some footer</p>
</footer>
</section>
"""
)
)
def test_raw_pre_tag(self):
self.assertMarkdownRenders(
self.dedent(
"""
Preserve whitespace in raw html
<pre>
class Foo():
bar = 'bar'
@property
def baz(self):
return self.bar
</pre>
"""
),
self.dedent(
"""
<p>Preserve whitespace in raw html</p>
<pre>
class Foo():
bar = 'bar'
@property
def baz(self):
return self.bar
</pre>
"""
)
)
def test_raw_pre_tag_nested_escaped_html(self):
self.assertMarkdownRenders(
self.dedent(
"""
<pre>
<p>foo</p>
</pre>
"""
),
self.dedent(
"""
<pre>
<p>foo</p>
</pre>
"""
)
)
def test_raw_p_no_end_tag(self):
self.assertMarkdownRenders(
'<p>*text*',
'<p>*text*'
)
def test_raw_multiple_p_no_end_tag(self):
self.assertMarkdownRenders(
self.dedent(
"""
<p>*text*'
<p>more *text*
"""
),
self.dedent(
"""
<p>*text*'
<p>more *text*
"""
)
)
def test_raw_p_no_end_tag_followed_by_blank_line(self):
self.assertMarkdownRenders(
self.dedent(
"""
<p>*raw text*'
Still part of *raw* text.
"""
),
self.dedent(
"""
<p>*raw text*'
Still part of *raw* text.
"""
)
)
def test_raw_nested_p_no_end_tag(self):
self.assertMarkdownRenders(
'<div><p>*text*</div>',
'<div><p>*text*</div>'
)
def test_raw_open_bracket_only(self):
self.assertMarkdownRenders(
'<',
'<p><</p>'
)
def test_raw_open_bracket_followed_by_space(self):
self.assertMarkdownRenders(
'< foo',
'<p>< foo</p>'
)
def test_raw_missing_close_bracket(self):
self.assertMarkdownRenders(
'<foo',
'<p><foo</p>'
)
def test_raw_unclosed_tag_in_code_span(self):
self.assertMarkdownRenders(
self.dedent(
"""
`<div`.
<div>
hello
</div>
"""
),
self.dedent(
"""
<p><code><div</code>.</p>
<div>
hello
</div>
"""
)
)
def test_raw_unclosed_tag_in_code_span_space(self):
self.assertMarkdownRenders(
self.dedent(
"""
` <div `.
<div>
hello
</div>
"""
),
self.dedent(
"""
<p><code><div</code>.</p>
<div>
hello
</div>
"""
)
)
def test_raw_attributes(self):
self.assertMarkdownRenders(
'<p id="foo", class="bar baz", style="margin: 15px; line-height: 1.5; text-align: center;">text</p>',
'<p id="foo", class="bar baz", style="margin: 15px; line-height: 1.5; text-align: center;">text</p>'
)
def test_raw_attributes_nested(self):
self.assertMarkdownRenders(
self.dedent(
"""
<div id="foo, class="bar", style="background: #ffe7e8; border: 2px solid #e66465;">
<p id="baz", style="margin: 15px; line-height: 1.5; text-align: center;">
<img scr="../foo.jpg" title="with 'quoted' text." valueless_attr weirdness="<i>foo</i>" />
</p>
</div>
"""
),
self.dedent(
"""
<div id="foo, class="bar", style="background: #ffe7e8; border: 2px solid #e66465;">
<p id="baz", style="margin: 15px; line-height: 1.5; text-align: center;">
<img scr="../foo.jpg" title="with 'quoted' text." valueless_attr weirdness="<i>foo</i>" />
</p>
</div>
"""
)
)
def test_raw_comment_one_line(self):
self.assertMarkdownRenders(
'<!-- *foo* -->',
'<!-- *foo* -->'
)
def test_raw_comment_one_line_with_tag(self):
self.assertMarkdownRenders(
'<!-- <tag> -->',
'<!-- <tag> -->'
)
def test_comment_in_code_span(self):
self.assertMarkdownRenders(
'`<!-- *foo* -->`',
'<p><code><!-- *foo* --></code></p>'
)
def test_raw_comment_one_line_followed_by_text(self):
self.assertMarkdownRenders(
'<!-- *foo* -->*bar*',
self.dedent(
"""
<!-- *foo* -->
<p><em>bar</em></p>
"""
)
)
def test_raw_comment_one_line_followed_by_html(self):
self.assertMarkdownRenders(
'<!-- *foo* --><p>*bar*</p>',
self.dedent(
"""
<!-- *foo* -->
<p>*bar*</p>
"""
)
)
# Note: Trailing (insignificant) whitespace is not preserved, which does not match the
# reference implementation. However, it is not a change in behavior for Python-Markdown.
def test_raw_comment_trailing_whitespace(self):
self.assertMarkdownRenders(
'<!-- *foo* --> ',
'<!-- *foo* -->'
)
# Note: this is a change in behavior for Python-Markdown, which does *not* match the reference
# implementation. However, it does match the HTML5 spec. Declarations must start with either
# `<!DOCTYPE` or `<![`. Anything else that starts with `<!` is a comment. According to the
# HTML5 spec, a comment without the hyphens is a "bogus comment", but a comment nonetheless.
# See https://www.w3.org/TR/html52/syntax.html#markup-declaration-open-state.
# If we wanted to change this behavior, we could override `HTMLParser.parse_bogus_comment()`.
def test_bogus_comment(self):
self.assertMarkdownRenders(
'<!*foo*>',
'<!--*foo*-->'
)
def test_raw_multiline_comment(self):
self.assertMarkdownRenders(
self.dedent(
"""
<!--
*foo*
-->
"""
),
self.dedent(
"""
<!--
*foo*
-->
"""
)
)
def test_raw_multiline_comment_with_tag(self):
self.assertMarkdownRenders(
self.dedent(
"""
<!--
<tag>
-->
"""
),
self.dedent(
"""
<!--
<tag>
-->
"""
)
)
def test_raw_multiline_comment_first_line(self):
self.assertMarkdownRenders(
self.dedent(
"""
<!-- *foo*
-->
"""
),
self.dedent(
"""
<!-- *foo*
-->
"""
)
)
def test_raw_multiline_comment_last_line(self):
self.assertMarkdownRenders(
self.dedent(
"""
<!--
*foo* -->
"""
),
self.dedent(
"""
<!--
*foo* -->
"""
)
)
def test_raw_comment_with_blank_lines(self):
self.assertMarkdownRenders(
self.dedent(
"""
<!--
*foo*
-->
"""
),
self.dedent(
"""
<!--
*foo*
-->
"""
)
)
def test_raw_comment_with_blank_lines_with_tag(self):
self.assertMarkdownRenders(
self.dedent(
"""
<!--
<tag>
-->
"""
),
self.dedent(
"""
<!--
<tag>
-->
"""
)
)
def test_raw_comment_with_blank_lines_first_line(self):
self.assertMarkdownRenders(
self.dedent(
"""
<!-- *foo*
-->
"""
),
self.dedent(
"""
<!-- *foo*
-->
"""
)
)
def test_raw_comment_with_blank_lines_last_line(self):
self.assertMarkdownRenders(
self.dedent(
"""
<!--
*foo* -->
"""
),
self.dedent(
"""
<!--
*foo* -->
"""
)
)
def test_raw_comment_indented(self):
self.assertMarkdownRenders(
self.dedent(
"""
<!--
*foo*
-->
"""
),
self.dedent(
"""
<!--
*foo*
-->
"""
)
)
def test_raw_comment_indented_with_tag(self):
self.assertMarkdownRenders(
self.dedent(
"""
<!--
<tag>
-->
"""
),
self.dedent(
"""
<!--
<tag>
-->
"""
)
)
def test_raw_comment_nested(self):
self.assertMarkdownRenders(
self.dedent(
"""
<div>
<!-- *foo* -->
</div>
"""
),
self.dedent(
"""
<div>