/*******************************************************************************
*
* Copyright (c) 2025 - 2026 Haixing Hu.
*
* SPDX-License-Identifier: Apache-2.0
*
* Licensed under the Apache License, Version 2.0.
*
******************************************************************************/
use io;
use TaskCompletionPair;
/// Test a completion pair can be created with default and split into usable endpoints.