Method DoDiff

cpp/src/arrow/array/diff_test.cc:77–85

  DiffTest() : rng_(kSeed) {}

  void DoDiff() {
    auto edits = Diff(*base_, *target_, default_memory_pool());
    ASSERT_OK(edits);
    edits_ = edits.ValueOrDie();
    ASSERT_OK(edits_->ValidateFull());
    ASSERT_TRUE(edits_->type()->Equals(edits_type));
    insert_ = checked_pointer_cast<BooleanArray>(edits_->field(0));
    run_lengths_ = checked_pointer_cast<Int64Array>(edits_->field(1));
  }

  void DoDiffAndFormat(std::stringstream* out) {
    DoDiff();