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//===----------------------------------------------------------------------===//
//
// Part of CUDA Experimental in CUDA C++ Core Libraries,
// under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
// SPDX-FileCopyrightText: Copyright (c) 2025 NVIDIA CORPORATION & AFFILIATES.
//
//===----------------------------------------------------------------------===//
#include <cuda_runtime.h>
#include <c2h/catch2_test_helper.h>
#include <cccl/c/experimental/stf/stf.h>
C2H_TEST("stf token", "[token]")
{
stf_ctx_handle ctx = stf_ctx_create();
REQUIRE(ctx != nullptr);
stf_logical_data_handle lX = stf_token(ctx);
stf_logical_data_handle lY = stf_token(ctx);
stf_logical_data_handle lZ = stf_token(ctx);
REQUIRE(lX != nullptr);
REQUIRE(lY != nullptr);
REQUIRE(lZ != nullptr);
stf_logical_data_set_symbol(lX, "X");
stf_logical_data_set_symbol(lY, "Y");
stf_logical_data_set_symbol(lZ, "Z");
stf_task_handle t1 = stf_task_create(ctx);
REQUIRE(t1 != nullptr);
stf_task_set_symbol(t1, "T1");
stf_task_add_dep(t1, lX, STF_RW);
stf_task_start(t1);
stf_task_end(t1);
stf_task_destroy(t1);
stf_task_handle t2 = stf_task_create(ctx);
REQUIRE(t2 != nullptr);
stf_task_set_symbol(t2, "T2");
stf_task_add_dep(t2, lX, STF_READ);
stf_task_add_dep(t2, lY, STF_RW);
stf_task_start(t2);
stf_task_end(t2);
stf_task_destroy(t2);
stf_task_handle t3 = stf_task_create(ctx);
REQUIRE(t3 != nullptr);
stf_task_set_symbol(t3, "T3");
stf_task_add_dep(t3, lX, STF_READ);
stf_task_add_dep(t3, lZ, STF_RW);
stf_task_start(t3);
stf_task_end(t3);
stf_task_destroy(t3);
stf_task_handle t4 = stf_task_create(ctx);
REQUIRE(t4 != nullptr);
stf_task_set_symbol(t4, "T4");
stf_task_add_dep(t4, lY, STF_READ);
stf_task_add_dep(t4, lZ, STF_RW);
stf_task_start(t4);
stf_task_end(t4);
stf_task_destroy(t4);
stf_logical_data_destroy(lX);
stf_logical_data_destroy(lY);
stf_logical_data_destroy(lZ);
stf_ctx_finalize(ctx);
}