test: add UMD module test with marked

PR-URL: #38905
Refs: #35711
Reviewed-By: Chengzhong Wu <[email protected]>
Reviewed-By: Matteo Collina <[email protected]>

Author: joyeecheung

test/fixtures/snapshot/check-marked.js

@@ -0,0 +1,21 @@
+'use strict';
+
+let marked;
+if (process.env.NODE_TEST_USE_SNAPSHOT === 'true') {
+  console.error('NODE_TEST_USE_SNAPSHOT true');
+  marked = globalThis.marked;
+} else {
+  console.error('NODE_TEST_USE_SNAPSHOT false');
+  marked = require('./marked');
+}
+
+const md = `
+# heading
+
+[link][1]
+
+[1]: #heading "heading"
+`;
+
+const html = marked(md)
+console.log(html);