Turn off enableYieldingBeforePassive

facebook · Dec 19, 2024 · 209b425 · 209b425
1 parent 7eb8234
commit 209b425
Showing 1 changed file with 37 additions and 0 deletions.
diff --git a/packages/react-reconciler/src/__tests__/ReactSuspenseyCommitPhase-test.js b/packages/react-reconciler/src/__tests__/ReactSuspenseyCommitPhase-test.js
@@ -491,4 +491,41 @@ describe('ReactSuspenseyCommitPhase', () => {
       </>,
     );
   });
+
+  it('flushes passive effects', async () => {
+    function Effect() {
+      React.useEffect(() => {
+        Scheduler.log('flush effect');
+      });
+      return <Text text="render effect" />;
+    }
+
+    const root = ReactNoop.createRoot();
+
+    await act(() => {
+      root.render(
+        <Suspense fallback={<Text text="Loading..." />}>
+          <Effect />
+          <SuspenseyImage src="A" />
+        </Suspense>,
+      );
+    });
+
+    assertLog([
+      'render effect',
+      'Image requested [A]',
+      'Loading...',
+      'render effect',
+    ]);
+    expect(root).toMatchRenderedOutput('Loading...');
+
+    resolveSuspenseyThing('A');
+
+    expect(root).toMatchRenderedOutput(
+      <>
+        {'render effect'}
+        <suspensey-thing src="A" />
+      </>,
+    );
+  });
 });