Skip to content
New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Jump to bottom

Convert multiple-copies-of-react to createRoot #28198

Merged
merged 1 commit into from
Feb 2, 2024
Merged

Convert multiple-copies-of-react to createRoot #28198

Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Jump to
Jump to file
Failed to load files.
Diff view
Diff view
15 changes: 10 additions & 5 deletions packages/react-dom/src/__tests__/multiple-copies-of-react-test.js
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -10,7 +10,8 @@
'use strict';

let React = require('react');
const ReactTestUtils = require('react-dom/test-utils');
const ReactDOMClient = require('react-dom/client');
const act = require('internal-test-utils').act;

class TextWithStringRef extends React.Component {
render() {
Expand All @@ -21,10 +22,14 @@ class TextWithStringRef extends React.Component {
}

describe('when different React version is used with string ref', () => {
it('throws the "Refs must have owner" warning', () => {
expect(() => {
ReactTestUtils.renderIntoDocument(<TextWithStringRef />);
}).toThrow(
it('throws the "Refs must have owner" warning', async () => {
const container = document.createElement('div');
const root = ReactDOMClient.createRoot(container);
await expect(
act(() => {
root.render(<TextWithStringRef />);
}),
).rejects.toThrow(
'Element ref was specified as a string (foo) but no owner was set. This could happen for one of' +
' the following reasons:\n' +
'1. You may be adding a ref to a function component\n' +
Expand Down