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Demo: native Text regression #15961

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Demo: native Text regression #15961

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perf: simulate Text regression for demo (Sleep in ParagraphComponentV…
iamAbhi-916 Apr 8, 2026
7c4b273
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iamAbhi-916 Apr 8, 2026
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7 changes: 7 additions & 0 deletions change/react-native-windows-6c292982-f272-4f1b-b3aa-f1ea284865d0.json
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Original file line number Diff line number Diff line change
@@ -0,0 +1,7 @@
{
"type": "prerelease",
"comment": "perf: simulate Text regression for demo (Sleep in ParagraphComponentView::updateProps)",
"packageName": "react-native-windows",
"email": "74712637+iamAbhi-916@users.noreply.github.com",
"dependentChangeType": "patch"
}
3 changes: 3 additions & 0 deletions vnext/Microsoft.ReactNative/Fabric/Composition/ParagraphComponentView.cpp
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Expand Up @@ -73,6 +73,9 @@ void ParagraphComponentView::UnmountChildComponentView(
void ParagraphComponentView::updateProps(
facebook::react::Props::Shared const &props,
facebook::react::Props::Shared const &oldProps) noexcept {
// Simulated regression: adds ~3ms per Text mount for perf gate demo
Sleep(3);

const auto &oldViewProps =
*std::static_pointer_cast<const facebook::react::ParagraphProps>(oldProps ? oldProps : viewProps());
const auto &newViewProps = *std::static_pointer_cast<const facebook::react::ParagraphProps>(props);
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