chore(docs): Add Jest 28 jest-environment-jsdom information (#35904)

Co-authored-by: Lennart <lekoarts@gmail.com>
gatsbyjs · Jun 13, 2022 · 96a18c9 · 96a18c9
1 parent 7573c2c
commit 96a18c9
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diff --git a/docs/docs/how-to/testing/testing-react-components.md b/docs/docs/how-to/testing/testing-react-components.md
@@ -18,6 +18,12 @@ Install the library as one of your project's `devDependencies`. Optionally you m
 npm install --save-dev @testing-library/react @testing-library/jest-dom
 ```
 
+If you are using Jest 28, you also need to install `jest-environment-jsdom`:
+
+```shell
+npm install --save-dev jest-environment-jsdom
+```
+
 Create the file `setup-test-env.js` at the root of your project. Insert this code into it:
 
 ```js:title=setup-test-env.js