From a00ca4cca4adbb957637f5d9b9eaf52a7addf038 Mon Sep 17 00:00:00 2001
From: Benjamin Armintor <armintor@gmail.com>
Date: Sun, 2 Feb 2025 15:52:43 -0500
Subject: [PATCH] TEMP: Jest/JSDOM does not yet implement core JS behaviors
 from Node 17

---
 __tests__/utils/PatchedJSDOMEnvironment.js | 16 ++++++++++++++++
 jest.json                                  |  2 +-
 2 files changed, 17 insertions(+), 1 deletion(-)
 create mode 100644 __tests__/utils/PatchedJSDOMEnvironment.js

diff --git a/__tests__/utils/PatchedJSDOMEnvironment.js b/__tests__/utils/PatchedJSDOMEnvironment.js
new file mode 100644
index 000000000..8e4146d0f
--- /dev/null
+++ b/__tests__/utils/PatchedJSDOMEnvironment.js
@@ -0,0 +1,16 @@
+import JSDOMEnvironment from 'jest-environment-jsdom';
+
+/**
+ * JSDOM has a documented issue re: missing support of core JS available since Node 17
+ * e.g. https://github.com/jsdom/jsdom/issues/1721
+ * e.g. https://github.com/jsdom/jsdom/issues/3363
+ */
+export default class PatchedJSDOMEnvironment extends JSDOMEnvironment {
+  /** */
+  constructor(...args) {
+    super(...args);
+
+    // delegate to node for structuredClone
+    this.global.structuredClone = structuredClone;
+  }
+}
diff --git a/jest.json b/jest.json
index faff0ca3b..76d4b4049 100644
--- a/jest.json
+++ b/jest.json
@@ -37,7 +37,7 @@
     "transformIgnorePatterns": [
       "<rootDir>/node_modules/(?!@react-dnd|react-dnd|dnd-core|react-dnd-html5-backend|dnd-multi-backend|rdndmb-html5-to-touch|react-mosaic-component2|lodash-es)"
     ],
-    "testEnvironment": "jsdom"
+    "testEnvironment": "<rootDir>/__tests__/utils/PatchedJSDOMEnvironment.js"
   }, {
     "displayName": "integration",
     "moduleDirectories": [