test: add cases for page router non-ascii paths and cache tags

Author: pieh

tests/e2e/page-router.test.ts

@@ -80,6 +80,22 @@ test.describe('Simple Page Router (no basePath, no i18n)', () => {
         revalidateApiBasePath: '/api/revalidate-no-await',
         expectedH1Content: 'Product not-prerendered-and-not-awaited-revalidation',
       },
+      {
+        label:
+          'prerendered page with dynamic path and awaited res.revalidate() - non-ASCII variant',
+        prerendered: true,
+        pagePath: '/products/事前レンダリング',
+        revalidateApiBasePath: '/api/revalidate',
+        expectedH1Content: 'Product 事前レンダリング',
+      },
+      {
+        label:
+          'not prerendered page with dynamic path and awaited res.revalidate() - non-ASCII variant',
+        prerendered: false,
+        pagePath: '/products/事前レンダリングされていない',
+        revalidateApiBasePath: '/api/revalidate',
+        expectedH1Content: 'Product 事前レンダリングされていない',
+      },
     ]) {
       test(label, async ({ page, pollUntilHeadersMatch, pageRouter }) => {
         // in case there is retry or some other test did hit that path before

tests/fixtures/page-router-base-path-i18n/pages/products/[slug].js

@@ -32,6 +32,12 @@ export const getStaticPaths = () => {
         },
         locale: 'de',
       },
+      {
+        params: {
+          // Japanese prerendered (non-ascii)
+          slug: '事前レンダリング',
+        },
+      },
     ],
     fallback: 'blocking', // false or "blocking"
   }