xgboost/tests/cpp/data/test_data.cc
Jiaming Yuan 7b9043cf71
Fix clang-tidy warnings. (#4149)
* Upgrade gtest for clang-tidy.
* Use CMake to install GTest instead of mv.
* Don't enforce clang-tidy to return 0 due to errors in thrust.
* Add a small test for tidy itself.

* Reformat.
2019-03-13 02:25:51 +08:00

56 lines
1.4 KiB
C++

#include <gtest/gtest.h>
#include <vector>
#include "xgboost/data.h"
namespace xgboost {
TEST(SparsePage, PushCSC) {
std::vector<size_t> offset {0};
std::vector<Entry> data;
SparsePage page;
page.offset.HostVector() = offset;
page.data.HostVector() = data;
offset = {0, 1, 4};
for (size_t i = 0; i < offset.back(); ++i) {
data.emplace_back(Entry(i, 0.1f));
}
SparsePage other;
other.offset.HostVector() = offset;
other.data.HostVector() = data;
page.PushCSC(other);
ASSERT_EQ(page.offset.HostVector().size(), offset.size());
ASSERT_EQ(page.data.HostVector().size(), data.size());
for (size_t i = 0; i < offset.size(); ++i) {
ASSERT_EQ(page.offset.HostVector()[i], offset[i]);
}
for (size_t i = 0; i < data.size(); ++i) {
ASSERT_EQ(page.data.HostVector()[i].index, data[i].index);
}
page.PushCSC(other);
ASSERT_EQ(page.offset.HostVector().size(), offset.size());
ASSERT_EQ(page.data.Size(), data.size() * 2);
for (size_t i = 0; i < offset.size(); ++i) {
ASSERT_EQ(page.offset.HostVector()[i], offset[i] * 2);
}
auto inst = page[0];
ASSERT_EQ(inst.size(), 2);
for (auto entry : inst) {
ASSERT_EQ(entry.index, 0);
}
inst = page[1];
ASSERT_EQ(inst.size(), 6);
std::vector<size_t> indices_sol {1, 2, 3};
for (size_t i = 0; i < inst.size(); ++i) {
ASSERT_EQ(inst[i].index, indices_sol[i % 3]);
}
}
} // namespace xgboost