v14 (alpha) - React 19 only, uses new renderer

.github/ISSUE_TEMPLATE/bug_report.md

@@ -34,5 +34,5 @@ labels: 'bug report'
 <!--
   run following command in terminal of your root project and paste the result down
 
-  `npx envinfo --npmPackages react,react-native,react-test-renderer,@testing-library/react-native`
+  `npx envinfo --npmPackages react,react-native,universal-test-renderer,@testing-library/react-native`
 -->

.yarnrc.yml

@@ -5,10 +5,10 @@ npmMinimalAgeGate: '3d'
 npmPreapprovedPackages:
   - react
   - react-native
-  - react-test-renderer
+  - universal-test-renderer
   - '@react-native/*'
   - '@types/react'
-  - '@types/react-test-renderer'
+  - '@types/universal-test-renderer'
   - hermes-compiler
 
 yarnPath: .yarn/releases/yarn-4.11.0.cjs

CLAUDE.md

@@ -4,7 +4,7 @@ This file provides guidance to Claude Code (claude.ai/code) when working with co
 
 ## Project Overview
 
-This is the **React Native Testing Library (RNTL)** - a comprehensive testing solution for React Native applications that provides React Native runtime simulation on top of `react-test-renderer`. The library encourages better testing practices by focusing on testing behavior rather than implementation details.
+This is the **React Native Testing Library (RNTL)** - a comprehensive testing solution for React Native applications that provides React Native runtime simulation on top of `universal-test-renderer`. The library encourages better testing practices by focusing on testing behavior rather than implementation details.
 
 ## Key Development Commands
 
@@ -37,7 +37,7 @@ To test a specific file: `yarn test path/to/test.test.tsx`
 
 1. **`src/index.ts`** - Main entry point that sets up auto-cleanup and extends Jest matchers
 2. **`src/pure.ts`** - Pure exports without auto-cleanup for advanced use cases
-3. **`src/render.tsx`** - Core rendering functionality using `react-test-renderer`
+3. **`src/render.tsx`** - Core rendering functionality using `universal-test-renderer`
 4. **`src/screen.ts`** - Global screen object providing access to rendered components
 
 ### Key Modules
@@ -131,7 +131,7 @@ The build creates:
 
 ## Testing Environment
 
-- Uses `react-test-renderer` for component rendering
+- Uses `universal-test-renderer` for component rendering
 - Fake timers recommended for user events
 - String validation available for text rendering checks
 - Supports both concurrent and legacy React rendering modes

README.md

@@ -18,7 +18,7 @@ You want to write maintainable tests for your React Native components. As a part
 
 ## This solution
 
-The React Native Testing Library (RNTL) is a comprehensive solution for testing React Native components. It provides React Native runtime simulation on top of `react-test-renderer`, in a way that encourages better testing practices. Its primary guiding principle is:
+The React Native Testing Library (RNTL) is a comprehensive solution for testing React Native components. It provides React Native runtime simulation on top of `universal-test-renderer`, in a way that encourages better testing practices. Its primary guiding principle is:
 
 > The more your tests resemble the way your software is used, the more confidence they can give you.
 
@@ -36,7 +36,7 @@ yarn add --dev @testing-library/react-native
 npm install --save-dev @testing-library/react-native
 ```
 
-This library has a `peerDependencies` listing for `react-test-renderer`. Make sure that your `react-test-renderer` version matches exactly the `react` version, avoid using `^` in version number.
+This library has a `peerDependencies` listing for `universal-test-renderer`. Make sure that your `universal-test-renderer` version matches exactly the `react` version, avoid using `^` in version number.
 
 ### Additional Jest matchers
 

eslint.config.mjs

@@ -50,7 +50,6 @@ export default [
       'react-native-a11y/has-valid-accessibility-ignores-invert-colors': 'off',
       'react-native-a11y/has-valid-accessibility-value': 'off',
       '@typescript-eslint/no-explicit-any': 'off',
-      'jest/no-standalone-expect': ['error', { additionalTestBlockFunctions: ['testGateReact19'] }],
     },
   },
 ];

jest-setup.ts

@@ -2,7 +2,4 @@ import { resetToDefaults, configure } from './src/pure';
 
 beforeEach(() => {
   resetToDefaults();
-  if (process.env.CONCURRENT_MODE === '0') {
-    configure({ concurrentRoot: false });
-  }
 });

package.json

@@ -1,6 +1,6 @@
 {
   "name": "@testing-library/react-native",
-  "version": "13.3.3",
+  "version": "14.0.0-alpha.3",
   "description": "Simple and complete React Native testing utilities that encourage good testing practices.",
   "main": "build/index.js",
   "types": "build/index.d.ts",
@@ -36,6 +36,7 @@
     "build": "yarn clean && yarn build:js && yarn build:ts && yarn copy-flowtypes",
     "release": "release-it",
     "release:rc": "release-it --preRelease=rc",
+    "release:alpha": "release-it --preRelease=alpha",
     "prettier": "prettier --check .",
     "prettier:write": "prettier --write ."
   },
@@ -56,9 +57,9 @@
   },
   "peerDependencies": {
     "jest": ">=29.0.0",
-    "react": ">=18.2.0",
+    "react": ">=19.0.0",
     "react-native": ">=0.71",
-    "react-test-renderer": ">=18.2.0"
+    "universal-test-renderer": "~0.10.1"
   },
   "peerDependenciesMeta": {
     "jest": {
@@ -80,7 +81,6 @@
     "@types/jest": "^30.0.0",
     "@types/node": "^24.10.1",
     "@types/react": "^19.2.6",
-    "@types/react-test-renderer": "^19.1.0",
     "babel-jest": "^30.2.0",
     "babel-plugin-module-resolver": "^5.0.2",
     "del-cli": "^7.0.0",
@@ -92,10 +92,10 @@
     "react": "19.1.1",
     "react-native": "0.82.1",
     "react-native-gesture-handler": "^2.29.1",
-    "react-test-renderer": "19.1.1",
     "release-it": "^19.0.6",
     "typescript": "^5.9.3",
-    "typescript-eslint": "^8.47.0"
+    "typescript-eslint": "^8.47.0",
+    "universal-test-renderer": "0.10.1"
   },
   "publishConfig": {
     "registry": "https://registry.npmjs.org"