Fix tests

Author: gaearon

packages/react-dom/src/__tests__/ReactDOMFiber-test.js

@@ -1132,7 +1132,16 @@ describe('ReactDOMFiber', () => {
         expect(() => {
           node.click();
         }).toErrorDev(
-          'Warning: unstable_flushDiscreteUpdates: Cannot flush updates when React is already rendering.',
+          gate(flags => flags.enableEagerRootListeners)
+            ? [
+                'Warning: unstable_flushDiscreteUpdates: Cannot flush updates when React is already rendering.',
+                'Warning: unstable_flushDiscreteUpdates: Cannot flush updates when React is already rendering.',
+                'Warning: unstable_flushDiscreteUpdates: Cannot flush updates when React is already rendering.',
+                'Warning: unstable_flushDiscreteUpdates: Cannot flush updates when React is already rendering.',
+              ]
+            : [
+                'Warning: unstable_flushDiscreteUpdates: Cannot flush updates when React is already rendering.',
+              ],
         );
       }
       render() {

packages/shared/forks/ReactFeatureFlags.www-dynamic.js

@@ -21,7 +21,7 @@ export const decoupleUpdatePriorityFromScheduler = __VARIANT__;
 export const skipUnmountedBoundaries = __VARIANT__;
 export const enablePassiveEventIntervention = __VARIANT__;
 export const disableOnScrollBubbling = __VARIANT__;
-export const enableEagerRootListeners = __VARIANT__;
+export const enableEagerRootListeners = !__VARIANT__;
 
 // Enable this flag to help with concurrent mode debugging.
 // It logs information to the console about React scheduling, rendering, and commit phases.