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

Deprecate ReactTestUtils.mockComponent() #13193

Merged
merged 2 commits into from
Jul 11, 2018
Merged

Deprecate ReactTestUtils.mockComponent() #13193

Show file tree
Hide file tree
Changes from all commits
Commits
Show all changes
2 commits
Select commit Hold shift + click to select a range
2fd541e
Deprecate ReactTestUtils.mockComponent()
Jul 11, 2018
e3f3354
Wording tweak
Jul 11, 2018
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
7 changes: 6 additions & 1 deletion packages/react-dom/src/__tests__/ReactTestUtils-test.js
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -53,7 +53,12 @@ describe('ReactTestUtils', () => {
MockedComponent.prototype.render = jest.fn();

// Patch it up so it returns its children.
ReactTestUtils.mockComponent(MockedComponent);
expect(() =>
ReactTestUtils.mockComponent(MockedComponent),
).toLowPriorityWarnDev(
'ReactTestUtils.mockComponent() is deprecated. ' +
'Use shallow rendering or jest.mock() instead.',
Copy link
Collaborator

Choose a reason for hiding this comment

The reason will be displayed to describe this comment to others. Learn more.

Let's add an fb.me link that either points to a gist or a warning page with a drop-in replacement code? People who rely on it might not understand what mockComponent was doing exactly.

);

const container = document.createElement('div');
ReactDOM.render(<MockedComponent>Hello</MockedComponent>, container);
Expand Down
7 changes: 7 additions & 0 deletions packages/react-dom/src/test-utils/ReactTestUtils.js
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -17,6 +17,7 @@ import {
} from 'shared/ReactTypeOfWork';
import SyntheticEvent from 'events/SyntheticEvent';
import invariant from 'shared/invariant';
import lowPriorityWarning from 'shared/lowPriorityWarning';

import * as DOMTopLevelEventTypes from '../events/DOMTopLevelEventTypes';

Expand Down Expand Up @@ -309,6 +310,12 @@ const ReactTestUtils = {
* @return {object} the ReactTestUtils object (for chaining)
*/
mockComponent: function(module, mockTagName) {
lowPriorityWarning(
Copy link
Collaborator

Choose a reason for hiding this comment

The reason will be displayed to describe this comment to others. Learn more.

This needs to be behind a duplicate check. Otherwise it might significantly spam console in tests.

Copy link
Contributor Author

Choose a reason for hiding this comment

The reason will be displayed to describe this comment to others. Learn more.

👍 Sure

Copy link
Contributor Author

Choose a reason for hiding this comment

The reason will be displayed to describe this comment to others. Learn more.

Follow up PR #13194

false,
'ReactTestUtils.mockComponent() is deprecated. ' +
'Use shallow rendering or jest.mock() instead.',
);

mockTagName = mockTagName || module.mockTagName || 'div';

module.prototype.render.mockImplementation(function() {
Expand Down