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//===----------------------------------------------------------------------===//
//
// Part of CUDASTF 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) 2022-2024 NVIDIA CORPORATION & AFFILIATES.
//
//===----------------------------------------------------------------------===//
/**
* @file
* @brief This test makes sure we can generate a dot file
*/
#include <cuda/experimental/stf.cuh>
using namespace cuda::experimental::stf;
int main()
{
// TODO (miscco): Make it work for windows
#if !_CCCL_COMPILER(MSVC)
// Generate a random filename
int r = rand();
char filename[64];
snprintf(filename, 64, "output_%d.dot", r);
// fprintf(stderr, "filename %s\n", filename);
setenv("CUDASTF_DOT_FILE", filename, 1);
stream_ctx ctx;
auto lA = ctx.logical_data(shape_of<slice<char>>(64));
ctx.task(lA.write())->*[](cudaStream_t, auto) {};
ctx.task(lA.rw())->*[](cudaStream_t, auto) {};
ctx.finalize();
// Call this explicitly for the purpose of the test
reserved::dot::instance().finish();
// Make sure the file exists, and erase it
// fprintf(stderr, "ERASE. ...\n");
EXPECT(access(filename, F_OK) != -1);
EXPECT(unlink(filename) == 0);
#endif // !_CCCL_COMPILER(MSVC)
}