Create Fantom benchmark test for Text component (#52836)

Summary:
Pull Request resolved: #52836

# Changelog
[Internal] -

This adds a basic benchmarking test for `Text` component creation, similarly to the one we already have for the e.g. `View`.

Reviewed By: rubennorte

Differential Revision: D78975332

fbshipit-source-id: e1b54e59a54e8c7f8f19738f2ffeaa02ca5c09ee

Author: rshest

packages/react-native/Libraries/Text/__tests__/Text-benchmark-itest.js

@@ -0,0 +1,49 @@
+/**
+ * Copyright (c) Meta Platforms, Inc. and affiliates.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ *
+ * @flow strict-local
+ * @format
+ */
+
+import '@react-native/fantom/src/setUpDefaultReactNativeEnvironment';
+
+import * as Fantom from '@react-native/fantom';
+import * as React from 'react';
+import {Text} from 'react-native';
+
+let root;
+let testElements: React.MixedElement;
+
+Fantom.unstable_benchmark.suite('Text').test.each(
+  [100, 1000],
+  n => `render ${n.toString()} text component instances`,
+  () => {
+    Fantom.runTask(() => root.render(testElements));
+  },
+  n => ({
+    beforeAll: () => {
+      testElements = (
+        <>
+          {[...Array(n).keys()].map(i => (
+            <Text
+              id={String(i)}
+              nativeID={String(i)}
+              style={{
+                width: i + 1,
+                height: i + 1,
+              }}>{`Text instance ${i}`}</Text>
+          ))}
+        </>
+      );
+    },
+    beforeEach: () => {
+      root = Fantom.createRoot();
+    },
+    afterEach: () => {
+      root.destroy();
+    },
+  }),
+);