Files the body returned by the proxy server

Author: ledsun

packages/npm-packages/ruby-wasm-wasi/test-e2e/integrations/fixtures/error_on_load_twice.rb

@@ -0,0 +1,3 @@
+raise "load twice" if defined?(ALREADY_LOADED)
+
+ALREADY_LOADED = true

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

@@ -1,4 +1,5 @@
 import fs from "fs";
+import path from "path";
 import { test, expect } from "@playwright/test";
 import { setupDebugLog, setupProxy, resolveBinding } from "../support";
 
@@ -8,11 +9,9 @@ if (!process.env.RUBY_NPM_PACKAGE_ROOT) {
   test.beforeEach(async ({ context }) => {
     setupDebugLog(context);
     setupProxy(context, (route, relativePath, mockedPath) => {
-      if (relativePath.match("error_on_load_twice.rb")) {
+      if (relativePath.match("fixtures")) {
         route.fulfill({
-          body: `raise 'load twice' if defined? ALREADY_LOADED
-                 ALREADY_LOADED = true`,
-          contentType: "text/ruby",
+          path: path.join("./test-e2e/integrations", relativePath),
         });
       } else if (relativePath.match("redirect_to_error_on_load_twice.rb")) {
         route.fulfill({
@@ -43,7 +42,7 @@ if (!process.env.RUBY_NPM_PACKAGE_ROOT) {
       <script src="browser.script.iife.js"></script>
       <script type="text/ruby" data-eval="async">
         require 'js/require_remote'
-        JS.global.checkResolved JS::RequireRemote.instance.load 'error_on_load_twice'
+        JS.global.checkResolved JS::RequireRemote.instance.load 'fixtures/error_on_load_twice'
       </script>
      `);
 
@@ -61,8 +60,8 @@ if (!process.env.RUBY_NPM_PACKAGE_ROOT) {
       <script src="browser.script.iife.js"></script>
       <script type="text/ruby" data-eval="async">
         require 'js/require_remote'
-        JS::RequireRemote.instance.load 'error_on_load_twice'
-        JS.global.checkResolved JS::RequireRemote.instance.load 'error_on_load_twice'
+        JS::RequireRemote.instance.load 'fixtures/error_on_load_twice'
+        JS.global.checkResolved JS::RequireRemote.instance.load 'fixtures/error_on_load_twice'
       </script>
      `);