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|
use markdown::{
mdast::{Node, Root, Toml, Yaml},
to_html, to_html_with_options, to_mdast,
unist::Position,
Constructs, Options, ParseOptions,
};
use pretty_assertions::assert_eq;
#[test]
fn frontmatter() -> Result<(), String> {
let frontmatter = Options {
parse: ParseOptions {
constructs: Constructs {
frontmatter: true,
..Default::default()
},
..Default::default()
},
..Default::default()
};
assert_eq!(
to_html("---\ntitle: Jupyter\n---"),
"<hr />\n<h2>title: Jupyter</h2>",
"should not support frontmatter by default"
);
assert_eq!(
to_html_with_options("---\ntitle: Jupyter\n---", &frontmatter)?,
"",
"should support frontmatter (yaml)"
);
assert_eq!(
to_html_with_options("+++\ntitle = \"Jupyter\"\n+++", &frontmatter)?,
"",
"should support frontmatter (toml)"
);
assert_eq!(
to_html_with_options("---\n---", &frontmatter)?,
"",
"should support empty frontmatter"
);
assert_eq!(
to_html_with_options("--\n---", &frontmatter)?,
"<h2>--</h2>",
"should not support 2 markers in an opening fence"
);
assert_eq!(
to_html_with_options("----\n---", &frontmatter)?,
"<hr />\n<hr />",
"should not support 4 markers in an opening fence"
);
assert_eq!(
to_html_with_options("---\n--", &frontmatter)?,
"<hr />\n<p>--</p>",
"should not support 2 markers in a closing fence"
);
assert_eq!(
to_html_with_options("---\n----", &frontmatter)?,
"<hr />\n<hr />",
"should not support 4 markers in a closing fence"
);
assert_eq!(
to_html_with_options("---\n---\n## Neptune", &frontmatter)?,
"<h2>Neptune</h2>",
"should support content after frontmatter"
);
assert_eq!(
to_html_with_options("--- \t\n---", &frontmatter)?,
"",
"should support spaces and tabs after opening fence"
);
assert_eq!(
to_html_with_options("---\n---\t ", &frontmatter)?,
"",
"should support spaces and tabs after closing fence"
);
assert_eq!(
to_html_with_options("--- a\n---", &frontmatter)?,
"<h2>--- a</h2>",
"should not support content after opening fence"
);
assert_eq!(
to_html_with_options("---\n--- b", &frontmatter)?,
"<hr />\n<p>--- b</p>",
"should not support content after closing fence"
);
assert_eq!(
to_html_with_options("## Neptune\n---\n---", &frontmatter)?,
"<h2>Neptune</h2>\n<hr />\n<hr />",
"should not support frontmatter after content"
);
assert_eq!(
to_html_with_options("> ---\n> ---\n> ## Neptune", &frontmatter)?,
"<blockquote>\n<hr />\n<hr />\n<h2>Neptune</h2>\n</blockquote>",
"should not support frontmatter in a container"
);
assert_eq!(
to_html_with_options("---", &frontmatter)?,
"<hr />",
"should not support just an opening fence"
);
assert_eq!(
to_html_with_options("---\ntitle: Neptune", &frontmatter)?,
"<hr />\n<p>title: Neptune</p>",
"should not support a missing closing fence"
);
assert_eq!(
to_html_with_options("---\na\n\nb\n \t\nc\n---", &frontmatter)?,
"",
"should support blank lines in frontmatter"
);
assert_eq!(
to_mdast("---\na: b\n---", &frontmatter.parse)?,
Node::Root(Root {
children: vec![Node::Yaml(Yaml {
value: "a: b".into(),
position: Some(Position::new(1, 1, 0, 3, 4, 12))
})],
position: Some(Position::new(1, 1, 0, 3, 4, 12))
}),
"should support yaml as `Yaml`s in mdast"
);
assert_eq!(
to_mdast("+++\ntitle = \"Jupyter\"\n+++", &frontmatter.parse)?,
Node::Root(Root {
children: vec![Node::Toml(Toml {
value: "title = \"Jupyter\"".into(),
position: Some(Position::new(1, 1, 0, 3, 4, 25))
})],
position: Some(Position::new(1, 1, 0, 3, 4, 25))
}),
"should support toml as `Toml`s in mdast"
);
Ok(())
}
|
