Function TEST

cpp/src/arrow/util/rle_bitmap_test.cc:473–486

}  // namespace

TEST(RleBitPackedToBitmapDecoder, Empty) {
  // A default-constructed decoder is already exhausted.
  RleBitPackedToBitmapDecoder decoder;
  EXPECT_TRUE(decoder.exhausted());
  uint8_t out = 0;
  auto got = decoder.GetBatch(BitmapSpanMut(&out), 8);
  EXPECT_EQ(got, 0);

  // So is one reset on an empty buffer.
  decoder.Reset(nullptr, 0);
  EXPECT_TRUE(decoder.exhausted());
  got = decoder.GetBatch(BitmapSpanMut(&out), 8);
  EXPECT_EQ(got, 0);
}

TEST(RleBitPackedToBitmapDecoder, SingleRleZeros) {
  std::vector<uint8_t> bytes;