Delete test-utils implementation of act (#21703)

* Delete test-utils implementation of `act`

Since it's dev-only now, we can use the one provided by the reconciler.

* Move act related stuff out of EventInternals

Author: acdlite

packages/react-dom/src/client/ReactDOM.js

@@ -28,8 +28,8 @@ import {
   flushSync,
   flushControlled,
   injectIntoDevTools,
-  flushPassiveEffects,
   IsThisRendererActing,
+  act,
   attemptSynchronousHydration,
   attemptDiscreteHydration,
   attemptContinuousHydration,
@@ -155,18 +155,18 @@ function renderSubtreeIntoContainer(
 }
 
 const Internals = {
-  // Keep in sync with ReactTestUtils.js, and ReactTestUtilsAct.js.
+  // Keep in sync with ReactTestUtils.js.
   // This is an array for better minification.
   Events: [
     getInstanceFromNode,
     getNodeFromInstance,
     getFiberCurrentPropsFromNode,
     enqueueStateRestore,
     restoreStateIfNeeded,
-    flushPassiveEffects,
-    // TODO: This is related to `act`, not events. Move to separate key?
-    IsThisRendererActing,
   ],
+  act,
+  // TODO: Temporary. Only used by our internal version of `act. Will remove.
+  IsThisRendererActing,
 };
 
 export {

packages/react-dom/src/test-utils/ReactTestUtils.js

@@ -18,25 +18,24 @@ import {
 import {SyntheticEvent} from '../events/SyntheticEvent';
 import invariant from 'shared/invariant';
 import {ELEMENT_NODE} from '../shared/HTMLNodeType';
-import {act} from './ReactTestUtilsPublicAct';
 import {unstable_concurrentAct} from './ReactTestUtilsInternalAct';
 import {
   rethrowCaughtError,
   invokeGuardedCallbackAndCatchFirstError,
 } from 'shared/ReactErrorUtils';
 import isArray from 'shared/isArray';
 
-// Keep in sync with ReactDOM.js, and ReactTestUtilsAct.js:
-const EventInternals =
-  ReactDOM.__SECRET_INTERNALS_DO_NOT_USE_OR_YOU_WILL_BE_FIRED.Events;
+// Keep in sync with ReactDOM.js:
+const SecretInternals =
+  ReactDOM.__SECRET_INTERNALS_DO_NOT_USE_OR_YOU_WILL_BE_FIRED;
+const EventInternals = SecretInternals.Events;
 const getInstanceFromNode = EventInternals[0];
 const getNodeFromInstance = EventInternals[1];
 const getFiberCurrentPropsFromNode = EventInternals[2];
 const enqueueStateRestore = EventInternals[3];
 const restoreStateIfNeeded = EventInternals[4];
-// const flushPassiveEffects = EventInternals[5];
-// TODO: This is related to `act`, not events. Move to separate key?
-// const IsThisRendererActing = EventInternals[6];
+
+const act = SecretInternals.act;
 
 function Event(suffix) {}
 

packages/react-dom/src/test-utils/ReactTestUtilsInternalAct.js

@@ -14,16 +14,9 @@ import ReactSharedInternals from 'shared/ReactSharedInternals';
 import enqueueTask from 'shared/enqueueTask';
 import * as Scheduler from 'scheduler';
 
-// Keep in sync with ReactDOM.js, and ReactTestUtils.js:
-const EventInternals =
-  ReactDOM.__SECRET_INTERNALS_DO_NOT_USE_OR_YOU_WILL_BE_FIRED.Events;
-// const getInstanceFromNode = EventInternals[0];
-// const getNodeFromInstance = EventInternals[1];
-// const getFiberCurrentPropsFromNode = EventInternals[2];
-// const enqueueStateRestore = EventInternals[3];
-// const restoreStateIfNeeded = EventInternals[4];
-// const flushPassiveEffects = EventInternals[5];
-const IsThisRendererActing = EventInternals[6];
+const SecretInternals =
+  ReactDOM.__SECRET_INTERNALS_DO_NOT_USE_OR_YOU_WILL_BE_FIRED;
+const IsThisRendererActing = SecretInternals.IsThisRendererActing;
 
 const batchedUpdates = ReactDOM.unstable_batchedUpdates;