Mock redirects only when testing redirects

Author: ledsun

packages/npm-packages/ruby-wasm-wasi/test-e2e/integrations/js-require-remote.spec.ts

@@ -13,13 +13,6 @@ if (!process.env.RUBY_NPM_PACKAGE_ROOT) {
         route.fulfill({
           path: path.join("./test-e2e/integrations", relativePath),
         });
-      } else if (relativePath.match("redirect_to_error_on_load_twice.rb")) {
-        route.fulfill({
-          status: 302,
-          headers: {
-            location: "error_on_load_twice.rb",
-          },
-        });
       } else if (fs.existsSync(mockedPath)) {
         route.fulfill({
           path: mockedPath,
@@ -92,13 +85,23 @@ if (!process.env.RUBY_NPM_PACKAGE_ROOT) {
     // In the integration test, response#url returns the URL before the redirect.
     // I do not know the cause. Under investigation.
     test.skip("JS::RequireRemote#load identifies by URL after redirect", async ({
-      page,
+      page, context
     }) => {
       // Stop tests immediately when an error occurs in the page.
       page.on("pageerror", (error) => {
         throw error;
       });
 
+      // Use the proxy to redirect the request.
+      context.route(/redirect/, (route) => {
+        route.fulfill({
+          status: 302,
+          headers: {
+            location: "error_on_load_twice.rb",
+          },
+        });
+      });
+
       const resolve = await resolveBinding(page, "checkResolved");
       await page.goto(
         "https://cdn.jsdelivr.net/npm/ruby-head-wasm-wasi@latest/dist/",