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project_6_89d52222/cccl_upstream/cub/test/catch2_test_printing.cu

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// SPDX-FileCopyrightText: Copyright (c) 2022, NVIDIA CORPORATION. All rights reserved.
// SPDX-License-Identifier: BSD-3-Clause
#include <sstream>
#include "test_util.h"
#include <c2h/catch2_test_helper.h>
template <typename T>
std::string print(T val)
{
std::stringstream ss;
ss << val;
return ss.str();
}
#if TEST_INT128()
TEST_CASE("Test utils can print __int128", "[test][utils]")
{
REQUIRE(print(__int128_t{0}) == "0");
REQUIRE(print(__int128_t{42}) == "42");
REQUIRE(print(__int128_t{-1}) == "-1");
REQUIRE(print(__int128_t{-42}) == "-42");
REQUIRE(print(-1 * (__int128_t{1} << 120)) == "-1329227995784915872903807060280344576");
}
TEST_CASE("Test utils can print __uint128", "[test][utils]")
{
REQUIRE(print(__uint128_t{0}) == "0");
REQUIRE(print(__uint128_t{1}) == "1");
REQUIRE(print(__uint128_t{42}) == "42");
REQUIRE(print(__uint128_t{1} << 120) == "1329227995784915872903807060280344576");
}
#endif
TEST_CASE("Test utils can print KeyValuePair", "[test][utils]")
{
REQUIRE(print(cub::KeyValuePair<int, int>{42, -42}) == "(42,-42)");
}