Shallow clone of https://github.com/wooorm/markdown-rs

2026-04-04 09:40:28 +02:00
commit 5d3afabd24
218 changed files with 82634 additions and 0 deletions
@@ -0,0 +1,203 @@
+use markdown::{
+    mdast::{Node, Root, ThematicBreak},
+    message, to_html, to_html_with_options, to_mdast,
+    unist::Position,
+    Constructs, Options, ParseOptions,
+};
+use pretty_assertions::assert_eq;
+
+#[test]
+fn thematic_break() -> Result<(), message::Message> {
+    assert_eq!(
+        to_html("***\n---\n___"),
+        "<hr />\n<hr />\n<hr />",
+        "should support thematic breaks w/ asterisks, dashes, and underscores"
+    );
+
+    assert_eq!(
+        to_html("+++"),
+        "<p>+++</p>",
+        "should not support thematic breaks w/ plusses"
+    );
+
+    assert_eq!(
+        to_html("==="),
+        "<p>===</p>",
+        "should not support thematic breaks w/ equals"
+    );
+
+    assert_eq!(
+        to_html("--"),
+        "<p>--</p>",
+        "should not support thematic breaks w/ two dashes"
+    );
+
+    assert_eq!(
+        to_html("**"),
+        "<p>**</p>",
+        "should not support thematic breaks w/ two asterisks"
+    );
+
+    assert_eq!(
+        to_html("__"),
+        "<p>__</p>",
+        "should not support thematic breaks w/ two underscores"
+    );
+
+    assert_eq!(
+        to_html(" ***"),
+        "<hr />",
+        "should support thematic breaks w/ 1 space"
+    );
+
+    assert_eq!(
+        to_html("  ***"),
+        "<hr />",
+        "should support thematic breaks w/ 2 spaces"
+    );
+
+    assert_eq!(
+        to_html("   ***"),
+        "<hr />",
+        "should support thematic breaks w/ 3 spaces"
+    );
+
+    assert_eq!(
+        to_html("    ***"),
+        "<pre><code>***\n</code></pre>",
+        "should not support thematic breaks w/ 4 spaces"
+    );
+
+    assert_eq!(
+        to_html("Foo\n    ***"),
+        "<p>Foo\n***</p>",
+        "should not support thematic breaks w/ 4 spaces as paragraph continuation"
+    );
+
+    assert_eq!(
+        to_html("_____________________________________"),
+        "<hr />",
+        "should support thematic breaks w/ many markers"
+    );
+
+    assert_eq!(
+        to_html(" - - -"),
+        "<hr />",
+        "should support thematic breaks w/ spaces (1)"
+    );
+
+    assert_eq!(
+        to_html(" **  * ** * ** * **"),
+        "<hr />",
+        "should support thematic breaks w/ spaces (2)"
+    );
+
+    assert_eq!(
+        to_html("-     -      -      -"),
+        "<hr />",
+        "should support thematic breaks w/ spaces (3)"
+    );
+
+    assert_eq!(
+        to_html("- - - -    "),
+        "<hr />",
+        "should support thematic breaks w/ trailing spaces"
+    );
+
+    assert_eq!(
+        to_html("_ _ _ _ a"),
+        "<p>_ _ _ _ a</p>",
+        "should not support thematic breaks w/ other characters (1)"
+    );
+
+    assert_eq!(
+        to_html("a------"),
+        "<p>a------</p>",
+        "should not support thematic breaks w/ other characters (2)"
+    );
+
+    assert_eq!(
+        to_html("---a---"),
+        "<p>---a---</p>",
+        "should not support thematic breaks w/ other characters (3)"
+    );
+
+    assert_eq!(
+        to_html(" *-*"),
+        "<p><em>-</em></p>",
+        "should not support thematic breaks w/ mixed markers"
+    );
+
+    assert_eq!(
+        to_html("- foo\n***\n- bar"),
+        "<ul>\n<li>foo</li>\n</ul>\n<hr />\n<ul>\n<li>bar</li>\n</ul>",
+        "should support thematic breaks mixed w/ lists (1)"
+    );
+
+    assert_eq!(
+        to_html("* Foo\n* * *\n* Bar"),
+        "<ul>\n<li>Foo</li>\n</ul>\n<hr />\n<ul>\n<li>Bar</li>\n</ul>",
+        "should support thematic breaks mixed w/ lists (2)"
+    );
+
+    assert_eq!(
+        to_html("Foo\n***\nbar"),
+        "<p>Foo</p>\n<hr />\n<p>bar</p>",
+        "should support thematic breaks interrupting paragraphs"
+    );
+
+    assert_eq!(
+        to_html("Foo\n---\nbar"),
+        "<h2>Foo</h2>\n<p>bar</p>",
+        "should not support thematic breaks w/ dashes interrupting paragraphs (setext heading)"
+    );
+
+    assert_eq!(
+        to_html("- Foo\n- * * *"),
+        "<ul>\n<li>Foo</li>\n<li>\n<hr />\n</li>\n</ul>",
+        "should support thematic breaks in lists"
+    );
+
+    assert_eq!(
+        to_html("> ---\na"),
+        "<blockquote>\n<hr />\n</blockquote>\n<p>a</p>",
+        "should not support lazyness (1)"
+    );
+
+    assert_eq!(
+        to_html("> a\n---"),
+        "<blockquote>\n<p>a</p>\n</blockquote>\n<hr />",
+        "should not support lazyness (2)"
+    );
+
+    assert_eq!(
+        to_html_with_options(
+            "***",
+            &Options {
+                parse: ParseOptions {
+                    constructs: Constructs {
+                        thematic_break: false,
+                        ..Default::default()
+                    },
+                    ..Default::default()
+                },
+                ..Default::default()
+            }
+        )?,
+        "<p>***</p>",
+        "should support turning off thematic breaks"
+    );
+
+    assert_eq!(
+        to_mdast("***", &Default::default())?,
+        Node::Root(Root {
+            children: vec![Node::ThematicBreak(ThematicBreak {
+                position: Some(Position::new(1, 1, 0, 1, 4, 3))
+            })],
+            position: Some(Position::new(1, 1, 0, 1, 4, 3))
+        }),
+        "should support thematic breaks as `ThematicBreak`s in mdast"
+    );
+
+    Ok(())
+}