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 +1,165 @@
+use markdown::mdast::{ImageReference, Node, Paragraph, ReferenceKind};
+use mdast_util_to_markdown::to_markdown as to;
+use pretty_assertions::assert_eq;
+
+#[test]
+fn image_reference() {
+    assert_eq!(
+        to(&Node::ImageReference(ImageReference {
+            position: None,
+            alt: String::new(),
+            reference_kind: ReferenceKind::Full,
+            identifier: String::new(),
+            label: None
+        }))
+        .unwrap(),
+        "![][]\n",
+        "should support a link reference (nonsensical)"
+    );
+
+    assert_eq!(
+        to(&Node::ImageReference(ImageReference {
+            position: None,
+            alt: String::from("a"),
+            reference_kind: ReferenceKind::Full,
+            identifier: String::new(),
+            label: None
+        }))
+        .unwrap(),
+        "![a][]\n",
+        "should support `alt`"
+    );
+
+    assert_eq!(
+        to(&Node::ImageReference(ImageReference {
+            position: None,
+            alt: String::new(),
+            reference_kind: ReferenceKind::Full,
+            identifier: String::from("a"),
+            label: None
+        }))
+        .unwrap(),
+        "![][a]\n",
+        "should support an `identifier` (nonsensical)"
+    );
+
+    assert_eq!(
+        to(&Node::ImageReference(ImageReference {
+            position: None,
+            alt: String::new(),
+            reference_kind: ReferenceKind::Full,
+            identifier: String::new(),
+            label: String::from("a").into()
+        }))
+        .unwrap(),
+        "![][a]\n",
+        "should support a `label` (nonsensical)"
+    );
+
+    assert_eq!(
+        to(&Node::ImageReference(ImageReference {
+            position: None,
+            alt: String::from("A"),
+            reference_kind: ReferenceKind::Shortcut,
+            identifier: String::from("A"),
+            label: None
+        }))
+        .unwrap(),
+        "![A]\n",
+        "should support `reference_kind: \"ReferenceKind::Shortcut\"`"
+    );
+
+    assert_eq!(
+        to(&Node::ImageReference(ImageReference {
+            position: None,
+            alt: String::from("A"),
+            reference_kind: ReferenceKind::Collapsed,
+            identifier: String::from("A"),
+            label: None
+        }))
+        .unwrap(),
+        "![A][]\n",
+        "should support `reference_kind: \"ReferenceKind::Collapsed\"`"
+    );
+
+    assert_eq!(
+        to(&Node::ImageReference(ImageReference {
+            position: None,
+            alt: String::from("A"),
+            reference_kind: ReferenceKind::Full,
+            identifier: String::from("A"),
+            label: None
+        }))
+        .unwrap(),
+        "![A][A]\n",
+        "should support `reference_kind: \"ReferenceKind::Full\"`"
+    );
+
+    assert_eq!(
+        to(&Node::ImageReference(ImageReference {
+            position: None,
+            alt: String::from("&"),
+            label: String::from("&").into(),
+            reference_kind: ReferenceKind::Full,
+            identifier: String::from("&amp;"),
+        }))
+        .unwrap(),
+        "![&][&]\n",
+        "should prefer label over identifier"
+    );
+
+    assert_eq!(
+        to(&Node::ImageReference(ImageReference {
+            position: None,
+            label: None,
+            alt: String::from("&"),
+            reference_kind: ReferenceKind::Full,
+            identifier: String::from("&amp;"),
+        }))
+        .unwrap(),
+        "![&][&]\n",
+        "should decode `identifier` if w/o `label`"
+    );
+
+    assert_eq!(
+        to(&Node::Paragraph(Paragraph {
+            children: vec![Node::ImageReference(ImageReference {
+                position: None,
+                label: None,
+                alt: String::from("&a;"),
+                reference_kind: ReferenceKind::Full,
+                identifier: String::from("&b;"),
+            })],
+            position: None
+        }))
+        .unwrap(),
+        "![\\&a;][&b;]\n",
+        "should support incorrect character references"
+    );
+
+    assert_eq!(
+        to(&Node::ImageReference(ImageReference {
+            position: None,
+            label: None,
+            alt: String::from("+"),
+            reference_kind: ReferenceKind::Full,
+            identifier: String::from("\\+"),
+        }))
+        .unwrap(),
+        "![+][+]\n",
+        "should unescape `identifier` if w/o `label`"
+    );
+
+    assert_eq!(
+        to(&Node::ImageReference(ImageReference {
+            position: None,
+            label: None,
+            alt: String::from("a"),
+            reference_kind: ReferenceKind::Collapsed,
+            identifier: String::from("b"),
+        }))
+        .unwrap(),
+        "![a][b]\n",
+        "should use a full reference if w/o `ReferenceKind` and the label does not match the reference"
+    );
+}