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37 * Implements test environment class which performs hardware enumeration for unit tests.
39 * \author Aleksei Iupinov <a.yupinov@gmail.com>
40 * \ingroup module_ewald
45 #include "testhardwarecontexts.h"
49 #include "gromacs/gmxlib/network.h"
50 #include "gromacs/gpu_utils/gpu_utils.h"
51 #include "gromacs/hardware/hw_info.h"
52 #include "gromacs/taskassignment/hardwareassign.h"
53 #include "gromacs/utility/exceptions.h"
54 #include "gromacs/utility/loggerbuilder.h"
61 //! This constructs the test environment
62 PmeTestEnvironment * const pmeEnv = (PmeTestEnvironment *)::testing::AddGlobalTestEnvironment(new PmeTestEnvironment);
64 //! Simple hardware initialization
65 void PmeTestEnvironment::hardwareInit()
67 unique_cptr<t_commrec, done_commrec> commrec(init_commrec());
68 gmx_init_intranode_counters(commrec.get());
69 LoggerBuilder builder;
70 LoggerOwner logOwner(builder.build());
71 MDLogger log(logOwner.logger());
72 hardwareInfo_.reset(gmx_detect_hardware(log, commrec.get()));
75 void PmeTestEnvironment::SetUp()
77 TestHardwareContext emptyContext("", nullptr);
78 hardwareContextsByMode_[CodePath::CPU].push_back(emptyContext);
82 // Constructing contexts for all compatible GPUs - will be empty on non-GPU builds
83 TestHardwareContexts gpuContexts;
84 const auto compatibleGpus = getCompatibleGpus(hardwareInfo_->gpu_info);
85 for (int gpuIndex : compatibleGpus)
88 get_gpu_device_info_string(stmp, hardwareInfo_->gpu_info, gpuIndex);
89 std::string description = "(GPU " + std::string(stmp) + ") ";
90 auto *gpuInfo = reinterpret_cast<gmx_device_info_t *>(reinterpret_cast<char *>(hardwareInfo_->gpu_info.gpu_dev) + gpuIndex * sizeof_gpu_dev_info());
91 //TODO move previous line to gpu_utils and reuse in hardwareassign.cpp
92 gpuContexts.emplace_back(TestHardwareContext(description.c_str(), gpuInfo));
94 #if GMX_GPU == GMX_GPU_CUDA
95 hardwareContextsByMode_[CodePath::CUDA] = gpuContexts;