Function TEST_F

cpp/src/arrow/compute/kernels/select_k_test.cc:254–266

};

TEST_F(TestSelectKWithArray, PartialSelectKNull) {
  auto array_input = R"([null, 30, 20, 10, null])";
  std::vector<SortKey> sort_keys{SortKey("a", SortOrder::Ascending)};
  auto options = SelectKOptions(4, sort_keys);
  auto expected = R"([10, 20, 30, null])";
  Check(uint8(), array_input, options, expected);
  options.k = 3;
  expected = R"([10, 20, 30])";
  Check(uint8(), array_input, options, expected);
  options.sort_keys[0].null_placement = NullPlacement::AtStart;
  expected = R"([null, null, 10])";
  Check(uint8(), array_input, options, expected);
}

TEST_F(TestSelectKWithArray, FullSelectKNull) {
  auto array_input = R"([null, 30, 20, 10, null])";