Function TestRandomLookup

cpp/src/arrow/compute/row/grouper_test.cc:1094–1105

}

void TestRandomLookup(TestGrouper g) {
  // Exercise Populate then Lookup
  auto fields = AnnotateForRandomGeneration(g.key_schema_->fields());
  ExecBatch key_batch{*random::GenerateBatch(fields, 1 << 12, /*seed=*/1)};
  ASSERT_OK(g.grouper_->Populate(ExecSpan{key_batch}));
  for (int i = 0; i < 4; ++i) {
    SCOPED_TRACE(ToChars(i) + "th key batch");

    ExecBatch key_batch{*random::GenerateBatch(fields, 1 << 12, /*seed=*/i + 1)};
    g.LookupAndValidate(key_batch);
  }
}

TEST(Grouper, RandomInt64Keys) {
  TestRandomConsume(TestGrouper({int64()}));