Function RunSingleByKey

cpp/src/arrow/acero/asof_join_node_test.cc:501–508

  }

  void RunSingleByKey() {
    using B = BatchesWithSchema;
    RunBatches([this](B l_batches, B r0_batches, B r1_batches, B exp_nokey_batches,
                      B exp_emptykey_batches, B exp_batches) {
      CheckRunOutput(l_batches, r0_batches, r1_batches, exp_batches, "time", "key",
                     tolerance);
    });
  }
  static void DoSingleByKey(BasicTest& basic_tests) { basic_tests.RunSingleByKey(); }
  void RunDoubleByKey() {
    using B = BatchesWithSchema;