Research jest v29 with React 18

.bundle/config

@@ -0,0 +1,2 @@
+BUNDLE_PATH: "vendor/bundle"
+BUNDLE_FORCE_RUBY_PLATFORM: 1

.eslintignore

@@ -10,3 +10,4 @@ CHANGELOG.md
 # Ignore auto generated file used for react-native-storybook-loader
 /storybook/storyLoader.js
 wdio
+/app/util/test/testSetup.js

.flowconfig

@@ -11,6 +11,8 @@ node_modules/react-native/Libraries/polyfills/.*
 ; Flow doesn't support platforms
 .*/Libraries/Utilities/LoadingView.js
 
+.*/node_modules/resolve/test/resolver/malformed_package_json/package\.json$
+
 [untyped]
 .*/node_modules/@react-native-community/cli/.*/.*
 
@@ -50,7 +52,6 @@ nonstrict-import=warn
 deprecated-type=warn
 unsafe-getters-setters=warn
 unnecessary-invariant=warn
-signature-verification-failure=warn
 
 [strict]
 deprecated-type
@@ -62,4 +63,4 @@ untyped-import
 untyped-type-import
 
 [version]
-^0.158.0
+^0.182.0

.node-version

@@ -0,0 +1 @@
+16.14.0

.nvmrc

@@ -1 +1 @@
-v14
+v16

.ruby-version

@@ -0,0 +1 @@
+2.7.5

Gemfile

@@ -0,0 +1,6 @@
+source 'https://rubygems.org'
+
+# You may use http://rbenv.org/ or https://rvm.io/ to install and use this version
+ruby '>= 2.6.10'
+
+gem 'cocoapods', '>= 1.11.3'

android/app/proguard-rules.pro

@@ -30,8 +30,8 @@
 -keep class com.facebook.react.turbomodule.** { *; }
 
 # Hermes
-# -keep class com.facebook.hermes.unicode.** { *; }
-# -keep class com.facebook.jni.** { *; }#
+-keep class com.facebook.hermes.unicode.** { *; }
+-keep class com.facebook.jni.** { *; }#
 
 # react-native-webrt https://github.com/react-native-webrtc/react-native-webrtc/issues/590
 -keep class org.webrtc.** { *; }

android/app/src/debug/AndroidManifest.xml

@@ -8,7 +8,7 @@
         android:usesCleartextTraffic="true"
         tools:targetApi="28"
         tools:ignore="GoogleAppIndexingWarning">
-        <activity android:name="com.facebook.react.devsupport.DevSettingsActivity" />
+        <activity android:name="com.facebook.react.devsupport.DevSettingsActivity" android:exported="false" />
         <meta-data android:name="io.branch.sdk.TestMode" android:value="false" /> <!-- Set to true to use Branch_Test_Key -->
     </application>
 </manifest>

android/app/src/debug/java/com/flipper/ReactNativeFlipper.java → android/app/src/debug/java/io/metamask/ReactNativeFlipper.java

@@ -1,10 +1,10 @@
 /**
- * Copyright (c) Facebook, Inc. and its affiliates.
+ * Copyright (c) Meta Platforms, Inc. and affiliates.
  *
  * <p>This source code is licensed under the MIT license found in the LICENSE file in the root
  * directory of this source tree.
  */
-package com.flipper;
+package io.metamask;
 
 import android.content.Context;
 import com.facebook.flipper.android.AndroidFlipperClient;
@@ -17,32 +17,35 @@
 import com.facebook.flipper.plugins.inspector.InspectorFlipperPlugin;
 import com.facebook.flipper.plugins.network.FlipperOkhttpInterceptor;
 import com.facebook.flipper.plugins.network.NetworkFlipperPlugin;
-import com.facebook.flipper.plugins.react.ReactFlipperPlugin;
 import com.facebook.flipper.plugins.sharedpreferences.SharedPreferencesFlipperPlugin;
+import com.facebook.react.ReactInstanceEventListener;
 import com.facebook.react.ReactInstanceManager;
 import com.facebook.react.bridge.ReactContext;
 import com.facebook.react.modules.network.NetworkingModule;
 import okhttp3.OkHttpClient;
 
+/**
+ * Class responsible of loading Flipper inside your React Native application. This is the debug
+ * flavor of it. Here you can add your own plugins and customize the Flipper setup.
+ */
 public class ReactNativeFlipper {
   public static void initializeFlipper(Context context, ReactInstanceManager reactInstanceManager) {
     if (FlipperUtils.shouldEnableFlipper(context)) {
       final FlipperClient client = AndroidFlipperClient.getInstance(context);
 
       client.addPlugin(new InspectorFlipperPlugin(context, DescriptorMapping.withDefaults()));
-      client.addPlugin(new ReactFlipperPlugin());
       client.addPlugin(new DatabasesFlipperPlugin(context));
       client.addPlugin(new SharedPreferencesFlipperPlugin(context));
       client.addPlugin(CrashReporterPlugin.getInstance());
 
       NetworkFlipperPlugin networkFlipperPlugin = new NetworkFlipperPlugin();
       NetworkingModule.setCustomClientBuilder(
-          new NetworkingModule.CustomClientBuilder() {
-            @Override
-            public void apply(OkHttpClient.Builder builder) {
-              builder.addNetworkInterceptor(new FlipperOkhttpInterceptor(networkFlipperPlugin));
-            }
-          });
+        new NetworkingModule.CustomClientBuilder() {
+          @Override
+          public void apply(OkHttpClient.Builder builder) {
+            builder.addNetworkInterceptor(new FlipperOkhttpInterceptor(networkFlipperPlugin));
+          }
+        });
       client.addPlugin(networkFlipperPlugin);
       client.start();
 
@@ -51,19 +54,19 @@ public void apply(OkHttpClient.Builder builder) {
       ReactContext reactContext = reactInstanceManager.getCurrentReactContext();
       if (reactContext == null) {
         reactInstanceManager.addReactInstanceEventListener(
-            new ReactInstanceManager.ReactInstanceEventListener() {
-              @Override
-              public void onReactContextInitialized(ReactContext reactContext) {
-                reactInstanceManager.removeReactInstanceEventListener(this);
-                reactContext.runOnNativeModulesQueueThread(
-                    new Runnable() {
-                      @Override
-                      public void run() {
-                        client.addPlugin(new FrescoFlipperPlugin());
-                      }
-                    });
-              }
-            });
+          new ReactInstanceEventListener() {
+            @Override
+            public void onReactContextInitialized(ReactContext reactContext) {
+              reactInstanceManager.removeReactInstanceEventListener(this);
+              reactContext.runOnNativeModulesQueueThread(
+                new Runnable() {
+                  @Override
+                  public void run() {
+                    client.addPlugin(new FrescoFlipperPlugin());
+                  }
+                });
+            }
+          });
       } else {
         client.addPlugin(new FrescoFlipperPlugin());
       }

android/app/src/main/AndroidManifest.xml

@@ -1,5 +1,4 @@
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
-	package="io.metamask"
 	xmlns:tools="http://schemas.android.com/tools"
 >
 
@@ -39,7 +38,7 @@
 			android:launchMode="singleTask"
 			android:name=".MainActivity"
 			android:label="@string/app_name"
-			android:configChanges="keyboard|keyboardHidden|orientation|screenSize|uiMode"
+			android:configChanges="keyboard|keyboardHidden|orientation|screenLayout|screenSize|smallestScreenSize|uiMode"
 			android:windowSoftInputMode="adjustResize"
 			android:screenOrientation="portrait"
 			android:exported="true"

android/app/src/main/java/io/metamask/newarchitecture/MainApplicationReactNativeHost.java

@@ -0,0 +1,116 @@
+package io.metamask.newarchitecture;
+
+import android.app.Application;
+import androidx.annotation.NonNull;
+import com.facebook.react.PackageList;
+import com.facebook.react.ReactInstanceManager;
+import com.facebook.react.ReactNativeHost;
+import com.facebook.react.ReactPackage;
+import com.facebook.react.ReactPackageTurboModuleManagerDelegate;
+import com.facebook.react.bridge.JSIModulePackage;
+import com.facebook.react.bridge.JSIModuleProvider;
+import com.facebook.react.bridge.JSIModuleSpec;
+import com.facebook.react.bridge.JSIModuleType;
+import com.facebook.react.bridge.JavaScriptContextHolder;
+import com.facebook.react.bridge.ReactApplicationContext;
+import com.facebook.react.bridge.UIManager;
+import com.facebook.react.fabric.ComponentFactory;
+import com.facebook.react.fabric.CoreComponentsRegistry;
+import com.facebook.react.fabric.FabricJSIModuleProvider;
+import com.facebook.react.fabric.ReactNativeConfig;
+import com.facebook.react.uimanager.ViewManagerRegistry;
+import io.metamask.BuildConfig;
+import io.metamask.newarchitecture.components.MainComponentsRegistry;
+import io.metamask.newarchitecture.modules.MainApplicationTurboModuleManagerDelegate;
+import java.util.ArrayList;
+import java.util.List;
+
+/**
+ * A {@link ReactNativeHost} that helps you load everything needed for the New Architecture, both
+ * TurboModule delegates and the Fabric Renderer.
+ *
+ * <p>Please note that this class is used ONLY if you opt-in for the New Architecture (see the
+ * `newArchEnabled` property). Is ignored otherwise.
+ */
+public class MainApplicationReactNativeHost extends ReactNativeHost {
+  public MainApplicationReactNativeHost(Application application) {
+    super(application);
+  }
+
+  @Override
+  public boolean getUseDeveloperSupport() {
+    return BuildConfig.DEBUG;
+  }
+
+  @Override
+  protected List<ReactPackage> getPackages() {
+    List<ReactPackage> packages = new PackageList(this).getPackages();
+    // Packages that cannot be autolinked yet can be added manually here, for example:
+    //     packages.add(new MyReactNativePackage());
+    // TurboModules must also be loaded here providing a valid TurboReactPackage implementation:
+    //     packages.add(new TurboReactPackage() { ... });
+    // If you have custom Fabric Components, their ViewManagers should also be loaded here
+    // inside a ReactPackage.
+    return packages;
+  }
+
+  @Override
+  protected String getJSMainModuleName() {
+    return "index";
+  }
+
+  @NonNull
+  @Override
+  protected ReactPackageTurboModuleManagerDelegate.Builder
+      getReactPackageTurboModuleManagerDelegateBuilder() {
+    // Here we provide the ReactPackageTurboModuleManagerDelegate Builder. This is necessary
+    // for the new architecture and to use TurboModules correctly.
+    return new MainApplicationTurboModuleManagerDelegate.Builder();
+  }
+
+  @Override
+  protected JSIModulePackage getJSIModulePackage() {
+    return new JSIModulePackage() {
+      @Override
+      public List<JSIModuleSpec> getJSIModules(
+          final ReactApplicationContext reactApplicationContext,
+          final JavaScriptContextHolder jsContext) {
+        final List<JSIModuleSpec> specs = new ArrayList<>();
+
+        // Here we provide a new JSIModuleSpec that will be responsible of providing the
+        // custom Fabric Components.
+        specs.add(
+            new JSIModuleSpec() {
+              @Override
+              public JSIModuleType getJSIModuleType() {
+                return JSIModuleType.UIManager;
+              }
+
+              @Override
+              public JSIModuleProvider<UIManager> getJSIModuleProvider() {
+                final ComponentFactory componentFactory = new ComponentFactory();
+                CoreComponentsRegistry.register(componentFactory);
+
+                // Here we register a Components Registry.
+                // The one that is generated with the template contains no components
+                // and just provides you the one from React Native core.
+                MainComponentsRegistry.register(componentFactory);
+
+                final ReactInstanceManager reactInstanceManager = getReactInstanceManager();
+
+                ViewManagerRegistry viewManagerRegistry =
+                    new ViewManagerRegistry(
+                        reactInstanceManager.getOrCreateViewManagers(reactApplicationContext));
+
+                return new FabricJSIModuleProvider(
+                    reactApplicationContext,
+                    componentFactory,
+                    ReactNativeConfig.DEFAULT_CONFIG,
+                    viewManagerRegistry);
+              }
+            });
+        return specs;
+      }
+    };
+  }
+}

android/app/src/main/java/io/metamask/newarchitecture/components/MainComponentsRegistry.java

@@ -0,0 +1,36 @@
+package io.metamask.newarchitecture.components;
+
+import com.facebook.jni.HybridData;
+import com.facebook.proguard.annotations.DoNotStrip;
+import com.facebook.react.fabric.ComponentFactory;
+import com.facebook.soloader.SoLoader;
+
+/**
+ * Class responsible to load the custom Fabric Components. This class has native methods and needs a
+ * corresponding C++ implementation/header file to work correctly (already placed inside the jni/
+ * folder for you).
+ *
+ * <p>Please note that this class is used ONLY if you opt-in for the New Architecture (see the
+ * `newArchEnabled` property). Is ignored otherwise.
+ */
+@DoNotStrip
+public class MainComponentsRegistry {
+  static {
+    SoLoader.loadLibrary("fabricjni");
+  }
+
+  @DoNotStrip private final HybridData mHybridData;
+
+  @DoNotStrip
+  private native HybridData initHybrid(ComponentFactory componentFactory);
+
+  @DoNotStrip
+  private MainComponentsRegistry(ComponentFactory componentFactory) {
+    mHybridData = initHybrid(componentFactory);
+  }
+
+  @DoNotStrip
+  public static MainComponentsRegistry register(ComponentFactory componentFactory) {
+    return new MainComponentsRegistry(componentFactory);
+  }
+}

android/app/src/main/java/io/metamask/newarchitecture/modules/MainApplicationTurboModuleManagerDelegate.java

@@ -0,0 +1,48 @@
+package io.metamask.newarchitecture.modules;
+
+import com.facebook.jni.HybridData;
+import com.facebook.react.ReactPackage;
+import com.facebook.react.ReactPackageTurboModuleManagerDelegate;
+import com.facebook.react.bridge.ReactApplicationContext;
+import com.facebook.soloader.SoLoader;
+import java.util.List;
+
+/**
+ * Class responsible to load the TurboModules. This class has native methods and needs a
+ * corresponding C++ implementation/header file to work correctly (already placed inside the jni/
+ * folder for you).
+ *
+ * <p>Please note that this class is used ONLY if you opt-in for the New Architecture (see the
+ * `newArchEnabled` property). Is ignored otherwise.
+ */
+public class MainApplicationTurboModuleManagerDelegate
+    extends ReactPackageTurboModuleManagerDelegate {
+
+  private static volatile boolean sIsSoLibraryLoaded;
+
+  protected MainApplicationTurboModuleManagerDelegate(
+      ReactApplicationContext reactApplicationContext, List<ReactPackage> packages) {
+    super(reactApplicationContext, packages);
+  }
+
+  protected native HybridData initHybrid();
+
+  native boolean canCreateTurboModule(String moduleName);
+
+  public static class Builder extends ReactPackageTurboModuleManagerDelegate.Builder {
+    protected MainApplicationTurboModuleManagerDelegate build(
+        ReactApplicationContext context, List<ReactPackage> packages) {
+      return new MainApplicationTurboModuleManagerDelegate(context, packages);
+    }
+  }
+
+  @Override
+  protected synchronized void maybeLoadOtherSoLibraries() {
+    if (!sIsSoLibraryLoaded) {
+      // If you change the name of your application .so file in the Android.mk file,
+      // make sure you update the name here as well.
+      SoLoader.loadLibrary("rndiffapp_appmodules");
+      sIsSoLibraryLoaded = true;
+    }
+  }
+}

android/app/src/main/jni/CMakeLists.txt

@@ -0,0 +1,7 @@
+cmake_minimum_required(VERSION 3.13)
+
+# Define the library name here.
+project(rndiffapp_appmodules)
+
+# This file includes all the necessary to let you build your application with the New Architecture.
+include(${REACT_ANDROID_DIR}/cmake-utils/ReactNative-application.cmake)