penguinui

web/src/lib.rs

@@ -207,10 +207,20 @@ mod tests {
                 body.contains("href=\"/static/app.css\""),
                 "{path} is missing the shared stylesheet"
             );
-            assert!(
-                !body.contains("<style>"),
+            // The shell carries exactly two <style> elements, and neither is
+            // page styling: the cascade-order declaration that puts app.css
+            // between Tailwind's preflight and its utilities, and Penguin UI's
+            // @theme. Any third one is a page inlining CSS instead of
+            // linking the stylesheet.
+            assert_eq!(
+                body.matches("<style").count(),
+                2,
                 "{path} inlines CSS instead of linking the stylesheet"
             );
+            assert!(
+                body.contains("@layer theme, base, app, components, utilities;"),
+                "{path} lost the cascade order app.css depends on"
+            );
         }
     }