3e26107a9c
* Rename `GenericParameter` to `Context`. * Rename header file to reflect the change. * Rename all references.
42 lines
1.3 KiB
C++
42 lines
1.3 KiB
C++
// Copyright by Contributors
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#include <gtest/gtest.h>
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#include <xgboost/context.h>
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#include <xgboost/objective.h>
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#include "../helpers.h"
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TEST(Objective, UnknownFunction) {
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xgboost::ObjFunction* obj = nullptr;
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xgboost::Context tparam;
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std::vector<std::pair<std::string, std::string>> args;
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tparam.UpdateAllowUnknown(args);
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EXPECT_ANY_THROW(obj = xgboost::ObjFunction::Create("unknown_name", &tparam));
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EXPECT_NO_THROW(obj = xgboost::ObjFunction::Create("reg:squarederror", &tparam));
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if (obj) {
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delete obj;
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}
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}
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namespace xgboost {
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TEST(Objective, PredTransform) {
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// Test that show PredTransform uses the same device with predictor.
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xgboost::Context tparam;
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tparam.UpdateAllowUnknown(Args{{"gpu_id", "0"}});
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size_t n = 100;
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for (const auto &entry :
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::dmlc::Registry<::xgboost::ObjFunctionReg>::List()) {
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std::unique_ptr<xgboost::ObjFunction> obj{
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xgboost::ObjFunction::Create(entry->name, &tparam)};
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obj->Configure(Args{{"num_class", "2"}});
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HostDeviceVector<float> predts;
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predts.Resize(n, 3.14f); // prediction is performed on host.
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ASSERT_FALSE(predts.DeviceCanRead());
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obj->PredTransform(&predts);
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ASSERT_FALSE(predts.DeviceCanRead());
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ASSERT_TRUE(predts.HostCanWrite());
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}
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}
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} // namespace xgboost
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