62 lines
1.9 KiB
C++
62 lines
1.9 KiB
C++
// Copyright by Contributors
|
|
#include <xgboost/metric.h>
|
|
#include <string>
|
|
|
|
#include "../helpers.h"
|
|
|
|
using Arg = std::pair<std::string, std::string>;
|
|
|
|
#if defined(__CUDACC__)
|
|
#define N_GPU() Arg{"n_gpus", "1"}
|
|
#else
|
|
#define N_GPU() Arg{"n_gpus", "0"}
|
|
#endif
|
|
|
|
inline void TestMultiClassError(std::vector<Arg> args) {
|
|
xgboost::Metric * metric = xgboost::Metric::Create("merror");
|
|
metric->Configure(args);
|
|
ASSERT_STREQ(metric->Name(), "merror");
|
|
EXPECT_ANY_THROW(GetMetricEval(metric, {0}, {0, 0}));
|
|
EXPECT_NEAR(GetMetricEval(
|
|
metric, {1, 0, 0, 0, 1, 0, 0, 0, 1}, {0, 1, 2}), 0, 1e-10);
|
|
EXPECT_NEAR(GetMetricEval(metric,
|
|
{0.1f, 0.1f, 0.1f, 0.1f, 0.1f, 0.1f, 0.1f, 0.1f, 0.1f},
|
|
{0, 1, 2}),
|
|
0.666f, 0.001f);
|
|
|
|
delete metric;
|
|
}
|
|
|
|
TEST(Metric, DeclareUnifiedTest(MultiClassError)) {
|
|
TestMultiClassError({N_GPU()});
|
|
}
|
|
|
|
inline void TestMultiClassLogLoss(std::vector<Arg> args) {
|
|
xgboost::Metric * metric = xgboost::Metric::Create("mlogloss");
|
|
metric->Configure(args);
|
|
ASSERT_STREQ(metric->Name(), "mlogloss");
|
|
EXPECT_ANY_THROW(GetMetricEval(metric, {0}, {0, 0}));
|
|
EXPECT_NEAR(GetMetricEval(
|
|
metric, {1, 0, 0, 0, 1, 0, 0, 0, 1}, {0, 1, 2}), 0, 1e-10);
|
|
EXPECT_NEAR(GetMetricEval(metric,
|
|
{0.1f, 0.1f, 0.1f, 0.1f, 0.1f, 0.1f, 0.1f, 0.1f, 0.1f},
|
|
{0, 1, 2}),
|
|
2.302f, 0.001f);
|
|
|
|
delete metric;
|
|
}
|
|
|
|
TEST(Metric, DeclareUnifiedTest(MultiClassLogLoss)) {
|
|
TestMultiClassLogLoss({N_GPU()});
|
|
}
|
|
|
|
#if defined(XGBOOST_USE_NCCL) && defined(__CUDACC__)
|
|
TEST(Metric, MGPU_MultiClassError) {
|
|
TestMultiClassError({Arg{"n_gpus", "-1"}});
|
|
TestMultiClassError({Arg{"n_gpus", "-1"}, Arg{"gpu_id", "1"}});
|
|
|
|
TestMultiClassLogLoss({Arg{"n_gpus", "-1"}});
|
|
TestMultiClassLogLoss({Arg{"n_gpus", "-1"}, Arg{"gpu_id", "1"}});
|
|
}
|
|
#endif // defined(XGBOOST_USE_NCCL)
|