08ce495b5d
- Pass context from booster to DMatrix. - Use context instead of integer for `n_threads`. - Check the consistency configuration for `max_bin`. - Test for all combinations of initialization options.
49 lines
1.6 KiB
Plaintext
49 lines
1.6 KiB
Plaintext
/**
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* Copyright 2021-2023, XGBoost contributors
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*/
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#include <gtest/gtest.h>
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#include <xgboost/data.h>
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#include "../../../src/data/ellpack_page.cuh"
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#include "../../../src/data/sparse_page_source.h"
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#include "../../../src/tree/param.h" // TrainParam
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#include "../filesystem.h" // dmlc::TemporaryDirectory
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#include "../helpers.h"
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namespace xgboost {
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namespace data {
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TEST(EllpackPageRawFormat, IO) {
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Context ctx{MakeCUDACtx(0)};
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auto param = BatchParam{256, tree::TrainParam::DftSparseThreshold()};
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std::unique_ptr<SparsePageFormat<EllpackPage>> format{CreatePageFormat<EllpackPage>("raw")};
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auto m = RandomDataGenerator{100, 14, 0.5}.GenerateDMatrix();
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dmlc::TemporaryDirectory tmpdir;
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std::string path = tmpdir.path + "/ellpack.page";
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{
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std::unique_ptr<dmlc::Stream> fo{dmlc::Stream::Create(path.c_str(), "w")};
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for (auto const &ellpack : m->GetBatches<EllpackPage>(&ctx, param)) {
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format->Write(ellpack, fo.get());
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}
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}
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EllpackPage page;
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std::unique_ptr<dmlc::SeekStream> fi{dmlc::SeekStream::CreateForRead(path.c_str())};
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format->Read(&page, fi.get());
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for (auto const &ellpack : m->GetBatches<EllpackPage>(&ctx, param)) {
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auto loaded = page.Impl();
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auto orig = ellpack.Impl();
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ASSERT_EQ(loaded->Cuts().Ptrs(), orig->Cuts().Ptrs());
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ASSERT_EQ(loaded->Cuts().MinValues(), orig->Cuts().MinValues());
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ASSERT_EQ(loaded->Cuts().Values(), orig->Cuts().Values());
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ASSERT_EQ(loaded->base_rowid, orig->base_rowid);
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ASSERT_EQ(loaded->row_stride, orig->row_stride);
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ASSERT_EQ(loaded->gidx_buffer.HostVector(), orig->gidx_buffer.HostVector());
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}
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}
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} // namespace data
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} // namespace xgboost
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