Add testing-library compatibility props (#3357)

## Description

This PR adds 3 props to the `Pressable` used for compatibility with
[react-native-testing-library](https://github.com/callstack/react-native-testing-library)

Full discussion:
callstack/react-native-testing-library#1738

## Test plan

<!--
Describe how did you test this change here.
-->

src/components/GestureButtonsProps.ts

@@ -50,6 +50,30 @@ export interface RawButtonProps
    * Style object, use it to set additional styles.
    */
   style?: StyleProp<ViewStyle>;
+
+  /**
+   * Used for testing-library compatibility, not passed to the native component.
+   */
+  // eslint-disable-next-line @typescript-eslint/ban-types
+  testOnly_onPress?: Function | null;
+
+  /**
+   * Used for testing-library compatibility, not passed to the native component.
+   */
+  // eslint-disable-next-line @typescript-eslint/ban-types
+  testOnly_onPressIn?: Function | null;
+
+  /**
+   * Used for testing-library compatibility, not passed to the native component.
+   */
+  // eslint-disable-next-line @typescript-eslint/ban-types
+  testOnly_onPressOut?: Function | null;
+
+  /**
+   * Used for testing-library compatibility, not passed to the native component.
+   */
+  // eslint-disable-next-line @typescript-eslint/ban-types
+  testOnly_onLongPress?: Function | null;
 }
 interface ButtonWithRefProps {
   innerRef?: React.ForwardedRef<React.ComponentType<any>>;

src/components/Pressable/Pressable.tsx

@@ -20,9 +20,10 @@ import {
 } from './utils';
 import { PressabilityDebugView } from '../../handlers/PressabilityDebugView';
 import { GestureTouchEvent } from '../../handlers/gestureHandlerCommon';
-import { INT32_MAX } from '../../utils';
+import { INT32_MAX, isTestEnv } from '../../utils';
 
 const DEFAULT_LONG_PRESS_DURATION = 500;
+const IS_TEST_ENV = isTestEnv();
 
 export default function Pressable(props: PressableProps) {
   const {
@@ -390,7 +391,11 @@ export default function Pressable(props: PressableProps) {
         touchSoundDisabled={android_disableSound ?? undefined}
         rippleColor={processColor(android_ripple?.color ?? defaultRippleColor)}
         rippleRadius={android_ripple?.radius ?? undefined}
-        style={[pointerStyle, styleProp]}>
+        style={[pointerStyle, styleProp]}
+        testOnly_onPress={IS_TEST_ENV ? onPress : undefined}
+        testOnly_onPressIn={IS_TEST_ENV ? onPressIn : undefined}
+        testOnly_onPressOut={IS_TEST_ENV ? onPressOut : undefined}
+        testOnly_onLongPress={IS_TEST_ENV ? onLongPress : undefined}>
         {childrenProp}
         {__DEV__ ? (
           <PressabilityDebugView color="red" hitSlop={normalizedHitSlop} />

src/handlers/createHandler.tsx

@@ -19,7 +19,7 @@ import {
 import { filterConfig, scheduleFlushOperations } from './utils';
 import findNodeHandle from '../findNodeHandle';
 import { ValueOf } from '../typeUtils';
-import { deepEqual, isFabric, isJestEnv, tagMessage } from '../utils';
+import { deepEqual, isFabric, isTestEnv, tagMessage } from '../utils';
 import { ActionType } from '../ActionType';
 import { PressabilityDebugView } from './PressabilityDebugView';
 import GestureHandlerRootViewContext from '../GestureHandlerRootViewContext';
@@ -428,7 +428,7 @@ export default function createHandler<
     }
 
     render() {
-      if (__DEV__ && !this.context && !isJestEnv() && Platform.OS !== 'web') {
+      if (__DEV__ && !this.context && !isTestEnv() && Platform.OS !== 'web') {
         throw new Error(
           name +
             ' must be used as a descendant of GestureHandlerRootView. Otherwise the gestures will not be recognized. See https://docs.swmansion.com/react-native-gesture-handler/docs/installation for more details.'
@@ -539,7 +539,7 @@ export default function createHandler<
         {
           ref: this.refHandler,
           collapsable: false,
-          ...(isJestEnv()
+          ...(isTestEnv()
             ? {
                 handlerType: name,
                 handlerTag: this.handlerTag,

src/handlers/gestures/GestureDetector/index.tsx

@@ -11,7 +11,7 @@ import findNodeHandle from '../../../findNodeHandle';
 import { GestureType } from '../gesture';
 import { UserSelect, TouchAction } from '../../gestureHandlerCommon';
 import { ComposedGesture } from '../gestureComposition';
-import { isJestEnv } from '../../../utils';
+import { isTestEnv } from '../../../utils';
 
 import GestureHandlerRootViewContext from '../../../GestureHandlerRootViewContext';
 import { AttachedGestureState, GestureDetectorState } from './types';
@@ -94,7 +94,7 @@ interface GestureDetectorProps {
  */
 export const GestureDetector = (props: GestureDetectorProps) => {
   const rootViewContext = useContext(GestureHandlerRootViewContext);
-  if (__DEV__ && !rootViewContext && !isJestEnv() && Platform.OS !== 'web') {
+  if (__DEV__ && !rootViewContext && !isTestEnv() && Platform.OS !== 'web') {
     throw new Error(
       'GestureDetector must be used as a descendant of GestureHandlerRootView. Otherwise the gestures will not be recognized. See https://docs.swmansion.com/react-native-gesture-handler/docs/installation for more details.'
     );

src/handlers/gestures/GestureDetector/utils.ts

@@ -1,6 +1,6 @@
 import { Platform } from 'react-native';
 
-import { isJestEnv, tagMessage } from '../../../utils';
+import { isTestEnv, tagMessage } from '../../../utils';
 import { GestureRef, BaseGesture, GestureType } from '../gesture';
 
 import { flingGestureHandlerProps } from '../../FlingGestureHandler';
@@ -100,7 +100,7 @@ export function checkGestureCallbacksForWorklets(gesture: GestureType) {
   const areAllNotWorklets = !areSomeWorklets && areSomeNotWorklets;
   // If none of the callbacks are worklets and the gesture is not explicitly marked with
   // `.runOnJS(true)` show a warning
-  if (areAllNotWorklets && !isJestEnv()) {
+  if (areAllNotWorklets && !isTestEnv()) {
     console.warn(
       tagMessage(
         `None of the callbacks in the gesture are worklets. If you wish to run them on the JS thread use '.runOnJS(true)' modifier on the gesture to make this explicit. Otherwise, mark the callbacks as 'worklet' to run them on the UI thread.`

src/handlers/handlersRegistry.ts

@@ -1,4 +1,4 @@
-import { isJestEnv } from '../utils';
+import { isTestEnv } from '../utils';
 import { GestureType } from './gestures/gesture';
 import { GestureEvent, HandlerStateChangeEvent } from './gestureHandlerCommon';
 
@@ -13,7 +13,7 @@ export function registerHandler(
   testID?: string
 ) {
   gestures.set(handlerTag, handler);
-  if (isJestEnv() && testID) {
+  if (isTestEnv() && testID) {
     testIDs.set(testID, handlerTag);
   }
 }
@@ -27,7 +27,7 @@ export function registerOldGestureHandler(
 
 export function unregisterHandler(handlerTag: number, testID?: string) {
   gestures.delete(handlerTag);
-  if (isJestEnv() && testID) {
+  if (isTestEnv() && testID) {
     testIDs.delete(testID);
   }
 }

src/utils.ts

@@ -34,9 +34,9 @@ export function hasProperty(object: object, key: string) {
   return Object.prototype.hasOwnProperty.call(object, key);
 }
 
-export function isJestEnv(): boolean {
+export function isTestEnv(): boolean {
   // @ts-ignore Do not use `@types/node` because it will prioritise Node types over RN types which breaks the types (ex. setTimeout) in React Native projects.
-  return hasProperty(global, 'process') && !!process.env.JEST_WORKER_ID;
+  return hasProperty(global, 'process') && process.env.NODE_ENV === 'test';
 }
 
 export function tagMessage(msg: string) {