Function TEST

cpp/src/arrow/util/bitmap_test.cc:122–134

// Tests for BitmapReader.

TEST(BitmapReader, NormalOperation) {
  std::shared_ptr<Buffer> buffer;
  int64_t length;

  for (int64_t offset : {0, 1, 3, 5, 7, 8, 12, 13, 21, 38, 75, 120}) {
    BitmapFromVector({0, 1, 1, 1, 0, 0, 0, 1, 0, 1, 0, 1, 0, 1}, offset, &buffer,
                     &length);
    ASSERT_EQ(length, 14);

    auto reader = BitmapReader(buffer->mutable_data(), offset, length);
    ASSERT_READER_VALUES(reader, {0, 1, 1, 1, 0, 0, 0, 1, 0, 1, 0, 1, 0, 1});
  }
}

TEST(BitmapReader, DoesNotReadOutOfBounds) {
  uint8_t bitmap[16] = {0};