c4da967b5c
* Support unity build. * Setup on Windows Jenkins. * Revert "Setup on Windows Jenkins." This reverts commit 8345cb8d2b009eec8ae9fa6f16412a7c9b6ec12c.
34 lines
1.0 KiB
Plaintext
34 lines
1.0 KiB
Plaintext
// This converts all tests from CPU to GPU.
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#include "test_transform_range.cc"
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#if defined(XGBOOST_USE_NCCL)
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namespace xgboost {
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namespace common {
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TEST(Transform, MGPU_SpecifiedGpuId) { // NOLINT
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if (AllVisibleGPUs() < 2) {
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LOG(WARNING) << "Not testing in multi-gpu environment.";
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return;
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}
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// Use 1 GPU, Numbering of GPU starts from 1
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auto device = 1;
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const size_t size {256};
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std::vector<bst_float> h_in(size);
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std::vector<bst_float> h_out(size);
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std::iota(h_in.begin(), h_in.end(), 0);
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std::vector<bst_float> h_sol(size);
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std::iota(h_sol.begin(), h_sol.end(), 0);
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const HostDeviceVector<bst_float> in_vec {h_in, device};
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HostDeviceVector<bst_float> out_vec {h_out, device};
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ASSERT_NO_THROW(
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Transform<>::Init(TestTransformRange<bst_float>{}, Range{0, size}, device)
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.Eval(&out_vec, &in_vec));
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std::vector<bst_float> res = out_vec.HostVector();
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ASSERT_TRUE(std::equal(h_sol.begin(), h_sol.end(), res.begin()));
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}
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} // namespace common
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} // namespace xgboost
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#endif |