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- Replaced deprecated package `k8s.io/utils/pointer` with `k8s.io/utils/ptr` for the apiextensions-apiserver apiextensions. ([#132723](https://github.com/kubernetes/kubernetes/pull/132723), [@PatrickLaabs](https://github.com/PatrickLaabs))

import junit.framework.TestCase;
import org.jspecify.annotations.NullUnmarked;

/** Unit tests for {@link LongAdder}. */
@NullUnmarked
public class LongAdderTest extends TestCase {

  /**
   * No-op null-pointer test for {@link LongAdder} to override the {@link PackageSanityTests}
   * version, which checks package-private methods that we don't want to have to annotate as {@code
   * Nullable} because we don't want diffs from jsr166e.
   */

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      and distribution as defined by Sections 1 through 9 of this document.

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      the copyright owner that is granting the License.

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      other entities that control, are controlled by, or are under common

      "License" shall mean the terms and conditions for use, reproduction,
      and distribution as defined by Sections 1 through 9 of this document.

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      the copyright owner that is granting the License.

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      other entities that control, are controlled by, or are under common