add test

test/acceptance/ReactRefreshLogBox.dev.test.js

@@ -1130,6 +1130,16 @@ test('<Link> with multiple children', async () => {
   expect(await session.getRedboxDescription()).toMatchInlineSnapshot(
     `"Error: Multiple children were passed to <Link> with \`href\` of \`/\` but only one child is supported https://nextjs.org/docs/messages/link-multiple-children"`
   )
+  expect(
+    await session.evaluate(
+      () =>
+        document
+          .querySelector('body > nextjs-portal')
+          .shadowRoot.querySelector(
+            '#nextjs__container_errors_desc a:nth-of-type(1)'
+          ).href
+    )
+  ).toMatch('https://nextjs.org/docs/messages/link-multiple-children')
 
   await cleanup()
 })