test: support node.js 16

Author: char0n

package-lock.json

@@ -102,7 +102,7 @@
     "rimraf": "=5.0.5",
     "source-map-explorer": "^2.5.3",
     "terser-webpack-plugin": "^5.0.3",
-    "undici": "^6.6.2",
+    "undici": "^5.28.3",
     "webpack": "=5.90.3",
     "webpack-bundle-size-analyzer": "=3.1.0",
     "webpack-cli": "=5.1.4",

package.json

@@ -3,6 +3,7 @@ import process from 'node:process';
 import http from 'node:http';
 import path from 'node:path';
 import fs from 'node:fs';
+import { ReadableStream } from 'node:stream/web';
 import { fetch, Headers, Request, Response, FormData, File } from 'undici';
 
 // force using undici for testing
@@ -13,6 +14,7 @@ globalThis.Response = Response;
 globalThis.FormData = FormData;
 globalThis.File = File;
 globalThis.Blob = Blob;
+globalThis.ReadableStream = ReadableStream;
 
 // helpers for reading local files
 globalThis.loadFile = (uri) => fs.readFileSync(uri).toString();