# ink-testing-library: what changed from 3 to 4

- Product: ink-testing-library (https://whatsnew.fyi/product/ink-testing-library)
- Vendor: ink-testing-library
- Range: changelog entries numbered after v3.0.0 up to and including v4.0.0, stable releases only
- Entries below: 1 release (newest first)
- Resolved: 3 is v3.0.0 and 4 is v4.0.0, the newest stable release of each major we track
- Carrying security changes: 0 · CVEs mentioned: 0 · Mentioning breaking changes: 0 · Removing or deprecating something: 0
- Page: https://whatsnew.fyi/product/ink-testing-library/compare/3...4

What's New is an index, not a publisher: every entry below links to the vendor's own release notes, which are the authoritative source. Entries are labelled where they are hand-curated sample data, pre-releases, or drawn from a secondary source such as a developer blog.

Reuse: the summaries, labels and curation here are © What's New. Quote freely with attribution and a link back; wholesale republication of the corpus is not permitted — terms: https://whatsnew.fyi/terms. The vendors' own release notes remain their publishers'.

## What changed (3 changes, grouped by kind)

### Added

#### v4.0.0 (2024-05-22)

- Add ref and unref to stdin mock

### Changed

#### v4.0.0 (2024-05-22)

- Require Node.js 18
- Support Ink 5

## Release notes

### v4.0.0

- Date: 2024-05-22
- Version: v4.0.0
- Original notes: https://github.com/vadimdemedes/ink-testing-library/releases/tag/v4.0.0
- Permalink: https://whatsnew.fyi/product/ink-testing-library/releases/v4.0.0

- **changed** — Require Node.js 18
- **changed** — Support Ink 5
- **added** — Add ref and unref to stdin mock

###### Breaking

- Require Node.js 18  55563c7

###### Improvements

- Support Ink 5 55563c7
- Add `ref` and `unref` to stdin mock (#23)  f44b077

https://github.com/vadimdemedes/ink-testing-library/compare/v3.0.0...v4.0.0