3760cede0f
- Use context in all tests. - Use context in R. - Use context in C API DMatrix initialization. (0 threads is used as dft).
74 lines
1.8 KiB
C++
74 lines
1.8 KiB
C++
/**
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* Copyright 2018-2023 by XGBoost Contributors
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*/
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#include <gtest/gtest.h>
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#include <xgboost/base.h>
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#include <xgboost/span.h>
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#include <xgboost/host_device_vector.h>
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#include <vector>
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#include "../../../src/common/transform.h"
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#include "../helpers.h"
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#if defined(__CUDACC__)
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#define TRANSFORM_GPU 0
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#else
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#define TRANSFORM_GPU -1
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#endif
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namespace xgboost {
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namespace common {
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template <typename T>
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struct TestTransformRange {
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void XGBOOST_DEVICE operator()(size_t _idx,
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Span<bst_float> _out, Span<const bst_float> _in) {
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_out[_idx] = _in[_idx];
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}
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};
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TEST(Transform, DeclareUnifiedTest(Basic)) {
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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, TRANSFORM_GPU};
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HostDeviceVector<bst_float> out_vec{h_out, TRANSFORM_GPU};
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out_vec.Fill(0);
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Transform<>::Init(TestTransformRange<bst_float>{},
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Range{0, static_cast<Range::DifferenceType>(size)}, AllThreadsForTest(),
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TRANSFORM_GPU)
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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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#if !defined(__CUDACC__)
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TEST(TransformDeathTest, Exception) {
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size_t const kSize {16};
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std::vector<bst_float> h_in(kSize);
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const HostDeviceVector<bst_float> in_vec{h_in, -1};
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EXPECT_DEATH(
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{
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Transform<>::Init([](size_t idx, common::Span<float const> _in) { _in[idx + 1]; },
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Range(0, static_cast<Range::DifferenceType>(kSize)), AllThreadsForTest(),
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-1)
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.Eval(&in_vec);
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},
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"");
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}
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#endif
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} // namespace common
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} // namespace xgboost
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