Function TestRleValues

cpp/src/arrow/util/rle_encoding_test.cc:829–836

ValidateRle on 'num_vals' values with width 'bit_width'. If 'value' != -1, that value is used, otherwise alternating values are used.

// ValidateRle on 'num_vals' values with width 'bit_width'. If 'value' != -1, that value
// is used, otherwise alternating values are used.
void TestRleValues(int bit_width, int num_vals, int value = -1) {
  const uint64_t mod = (bit_width == 64) ? 1 : 1LL << bit_width;
  std::vector<int> values;
  for (int v = 0; v < num_vals; ++v) {
    values.push_back((value != -1) ? value : static_cast<int>(v % mod));
  }
  ValidateRleBitPacked(values, bit_width, NULL, -1);
}

TEST(RleBitPacked, TestValues) {
  for (int width = 1; width <= MAX_WIDTH; ++width) {