pkg: Update react-native to 0.88

.circleci/config.yml

@@ -6,7 +6,7 @@ version: 2.1
 executors:
   node:
     docker: &docker
-      - image: cimg/node:26.11
+      - image: cimg/node:26.12
     environment:
       # the whole CI is reset each time anyway, so only track local cache
       YARN_ENABLE_GLOBAL_CACHE: false
@@ -286,14 +286,6 @@ jobs:
             npm pkg delete resolutions.react resolutions.react-dom resolutions.react-test-renderer
             yarn up react@<< parameters.react-version >> react-dom@<< parameters.react-version >> react-test-renderer@<< parameters.react-version >>
             yarn workspace @data-client/test add --dev @testing-library/react-hooks
-            elif [ "<< parameters.react-version >>" == "native" ]; then
-            # React Native 0.87 bundles the React 19.2.3 renderer (React 19.3 pairs with RN 0.88).
-            # This job also covers the previous React minor for the ReactDOM suites below.
-            V=19.2.3
-            npm pkg delete resolutions.react resolutions.react-dom resolutions.react-test-renderer
-            # test-renderer's minor tracks React's (1.2 pairs with React 19.2)
-            yarn up react@$V react-dom@$V react-test-renderer@$V test-renderer@~1.2.0
-            V=$V node -e "for (const p of ['react','react-dom','react-test-renderer']) { const v=require(p+'/package.json').version; if (v !== process.env.V) throw new Error(p+' resolved to '+v) }"
             fi
       - run:
           name: Running Jest
@@ -306,8 +298,15 @@ jobs:
               # No --maxWorkers here: the ReactNative suites are dominated by
               # fake-timer waits, and capping workers makes the heavy hook
               # suites contend enough to flake 5s test timeouts.
+              # React Native 0.88 bundles the React 19.3 renderer, so run on the installed React
               yarn test:ci --selectProjects ReactNative
-              # Previous React minor: these suites assert per-minor React behavior
+              # Previous React minor (19.2): these suites assert per-minor React behavior,
+              # and none of them load react-native, whose 0.88 peer is react ^19.3
+              V=19.2.3
+              npm pkg delete resolutions.react resolutions.react-dom resolutions.react-test-renderer
+              # test-renderer's minor tracks React's (1.2 pairs with React 19.2)
+              yarn up react@$V react-dom@$V react-test-renderer@$V test-renderer@~1.2.0
+              V=$V node -e "for (const p of ['react','react-dom','react-test-renderer']) { const v=require(p+'/package.json').version; if (v !== process.env.V) throw new Error(p+' resolved to '+v) }"
               yarn test:ci --maxWorkers=4 --selectProjects ReactDOM --testPathPatterns 'packages/react/src/__tests__/concurrent-.*\.web\.tsx' 'packages/react/src/hooks/__tests__/useCacheState.web.tsx'
             elif [ "<< parameters.react-version >>" == "latest" ]; then
               # Coverage floors and projects live in the test:coverage script

jest.config.js

@@ -5,6 +5,8 @@ process.env.ANANSI_JEST_TSCONFIG = 'tsconfig.test.json';
 const fs = require('fs');
 const path = require('path');
 
+const rnPreset = require('@react-native/jest-preset');
+
 // ESM-only dependencies tests import; Jest must compile them to CommonJS
 const esmModules = 'temporal-polyfill|temporal-utils';
 
@@ -129,45 +131,34 @@ const projects = [
     testRegex: '(/__tests__/.*|(\\.|/)(test|spec))\\.node\\.(j|t)sx?$',
   },
   {
-    // Mirrors @react-native/jest-preset (not used as preset: we layer on @anansi/jest-preset).
-    // https://github.com/facebook/react-native/blob/main/packages/jest-preset/jest-preset.js
+    // Layers @react-native/jest-preset on @anansi/jest-preset (jest takes one preset)
     ...baseConfig,
     rootDir: __dirname,
     roots: packages.map(pkgName => `<rootDir>/packages/${pkgName}/src`),
     displayName: 'ReactNative',
     testRegex: '(/__tests__/.*|(\\.|/)(test|spec))\\.native\\.(j|t)sx?$',
-    resolver: require.resolve('@react-native/jest-preset/jest/resolver.js'),
+    resolver: rnPreset.resolver,
     moduleNameMapper: {
       ...baseConfig.moduleNameMapper,
-      // exposed only through package `exports`, which the resolver strips
-      '^react-native/setup-env$': `${path.dirname(
-        require.resolve('react-native/package.json'),
-      )}/src/setup-env.js`,
-      '^react-native($|/.*)': `${path.dirname(
-        require.resolve('react-native/package.json'),
-      )}$1`,
+      // aliases react-native's `exports`-only entry points, which its resolver strips
+      ...rnPreset.moduleNameMapper,
     },
-    testEnvironment:
-      require.resolve('@react-native/jest-preset/jest/react-native-env.js'),
+    testEnvironment: rnPreset.testEnvironment,
     transformIgnorePatterns: [
       `node_modules\\/(?!(((jest-)?react-native)|@react-native(-community)?|@react-navigation|${esmModules}))`,
       '<rootDir>/.*__tests__/[^/]+\\.(web|node)\\.(j|t)sx?$',
       '<rootDir>/scripts',
     ],
     setupFiles: [
-      require.resolve('@react-native/jest-preset/jest/setup.js'),
+      ...rnPreset.setupFiles,
       '<rootDir>/scripts/testSetupNative.js',
     ],
     transform: {
-      //'^.+\\.js$': '<rootDir>/node_modules/react-native/jest/preprocessor.js', //setup.js needs to be transformed, but preprocessor screws everything else up
       ...baseConfig.transform,
       '^.+\\.(bmp|gif|jpg|jpeg|mp4|png|psd|svg|webp)$':
         require.resolve('@react-native/jest-preset/jest/assetFileTransformer.js'),
     },
-    haste: {
-      defaultPlatform: 'ios',
-      platforms: ['android', 'ios', 'native'],
-    },
+    haste: rnPreset.haste,
   },
 ];
 

package.json

@@ -81,7 +81,7 @@
     "@data-client/rest": "workspace:*",
     "@data-client/test": "workspace:*",
     "@docusaurus/eslint-plugin": "3.10.2",
-    "@react-native/jest-preset": "0.87.1",
+    "@react-native/jest-preset": "0.88.0",
     "@react-navigation/native": "^7.0.0",
     "@react-navigation/native-stack": "^7.0.0",
     "@testing-library/dom": "^10.4.0",
@@ -112,7 +112,7 @@
     "react": "19.3.1",
     "react-dom": "19.3.1",
     "react-live": "^5.0.0",
-    "react-native": "0.87.1",
+    "react-native": "0.88.0",
     "react-native-safe-area-context": "^5.0.0",
     "react-native-screens": "^4.1.0",
     "react-test-renderer": "19.3.1",

packages/react/package.json

@@ -194,7 +194,7 @@
     "qs": "^6.14.2",
     "react": "19.3.1",
     "react-dom": "^19.0.0",
-    "react-native": "0.87.1",
+    "react-native": "0.88.0",
     "react-native-safe-area-context": "^5.0.0",
     "react-native-screens": "^4.1.0",
     "react-redux": "^9.2.0",

packages/test/package.json

@@ -162,7 +162,7 @@
     "jest": "^30.0.0",
     "react": "19.3.1",
     "react-dom": "19.3.1",
-    "react-native": "0.87.1",
+    "react-native": "0.88.0",
     "react-test-renderer": "*",
     "rollup-plugins": "workspace:*",
     "test-renderer": "^1.3.0"