Danylo Lytovchenko
103 строки
3.1 KiB
C++
103 строки
3.1 KiB
C++
/*
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Copyright (c) 2022 Advanced Micro Devices, Inc. All rights reserved.
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE.
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*/
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#include <hip_test_common.hh>
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#include <hip_test_process.hh>
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/**
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* @addtogroup hipGetDeviceCount hipGetDeviceCount
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* @{
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* @ingroup DeviceTest
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* `hipGetDeviceCount(int* count)` -
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* Return number of compute-capable devices.
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*/
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/**
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* Test Description
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* ------------------------
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* - Passes invalid pointer as output parameter for device count - `nullptr`
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* Test source
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* ------------------------
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* - unit/device/hipGetDeviceCount.cc
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* Test requirements
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* ------------------------
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* - HIP_VERSION >= 5.2
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*/
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TEST_CASE("Unit_hipGetDeviceCount_NegTst") {
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REQUIRE_FALSE(hipGetDeviceCount(nullptr) == hipSuccess);
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}
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/**
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* Test Description
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* ------------------------
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* - Validates correct functionality when the device visibility
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* environment variables are set. Uses unit/device/hipDeviceCount_exe.cc
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* to set visibility.
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* Test source
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* ------------------------
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* - unit/device/hipGetDeviceCount.cc
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* Test requirements
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* ------------------------
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* - HIP_VERSION >= 5.2
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*/
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TEST_CASE("Unit_hipGetDeviceCount_HideDevices") {
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int deviceCount = HipTest::getDeviceCount();
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if (deviceCount < 2) {
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HipTest::HIP_SKIP_TEST("This test requires more than 2 GPUs. Skipping.");
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return;
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}
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for (int i = deviceCount; i >= 1; i--) {
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std::string visibleStr;
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for (int j = 0; j < i; j++) { // Generate a string which has first i devices
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visibleStr += std::to_string(j);
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if (j != (i - 1)) {
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visibleStr += ",";
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}
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}
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hip::SpawnProc proc("getDeviceCount", true);
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INFO("Output from process : " << proc.getOutput());
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REQUIRE(proc.run(visibleStr) == i);
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}
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}
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/**
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* Test Description
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* ------------------------
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* - Prints device count to the standard output.
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* Test source
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* ------------------------
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* - unit/device/hipGetDeviceCount.cc
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* Test requirements
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* ------------------------
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* - HIP_VERSION >= 5.2
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*/
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TEST_CASE("Print_Out_Device_Count") {
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std::cout << "Device Count: " << HipTest::getDeviceCount() << std::endl;
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}
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/**
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* End doxygen group DeviceTest.
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* @}
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*/
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