From d20d304fd1ee917055c4f083c7b1237dc8c26928 Mon Sep 17 00:00:00 2001
From: colbyfayock <fayock@gmail.com>
Date: Mon, 6 Sep 2021 21:10:02 -0400
Subject: [PATCH] fixing jest test

---
 config/jest.preprocess.js |  2 +-
 tests/lib/util.test.js    | 32 ++++++++++++++++++--------------
 2 files changed, 19 insertions(+), 15 deletions(-)

diff --git a/config/jest.preprocess.js b/config/jest.preprocess.js
index 183a656..9a37e67 100644
--- a/config/jest.preprocess.js
+++ b/config/jest.preprocess.js
@@ -2,4 +2,4 @@ const babelOptions = {
   presets: ["babel-preset-gatsby"],
 };
 
-module.exports = require("babel-jest").createTransformer(babelOptions);
+module.exports = require("babel-jest").default.createTransformer(babelOptions);
diff --git a/tests/lib/util.test.js b/tests/lib/util.test.js
index 3ded22a..8fdbdef 100644
--- a/tests/lib/util.test.js
+++ b/tests/lib/util.test.js
@@ -2,34 +2,38 @@ import { isDomAvailable } from "lib/util";
 
 describe("lib::util", () => {
   describe("isDomAvailable", () => {
-    let windowSpy;
-
-    beforeEach(() => {
-      windowSpy = jest.spyOn(global, "window", "get");
-    });
+    let originalWindow = { ...global.window };
 
     afterEach(() => {
-      windowSpy.mockRestore();
+      Object.defineProperty(global, "window", {
+        value: originalWindow,
+        writable: true,
+      });
     });
 
     it("should return true when document create is available", () => {
-      windowSpy.mockImplementation(() => ({
-        document: {
-          createElement: () => {},
+      Object.defineProperty(global, "window", {
+        value: {
+          document: {
+            createElement: () => {},
+          },
         },
-      }));
+        writable: true,
+      });
       expect(isDomAvailable()).toEqual(true);
     });
 
     it("should return false with window not available", () => {
-      windowSpy.mockImplementation(() => undefined);
       expect(isDomAvailable()).toEqual(false);
     });
 
     it("should return false with document create not available", () => {
-      windowSpy.mockImplementation(() => ({
-        document: undefined,
-      }));
+      Object.defineProperty(global, "window", {
+        value: {
+          document: undefined,
+        },
+        writable: true,
+      });
       expect(isDomAvailable()).toEqual(false);
     });
   });