Function CheckStringArray

cpp/src/arrow/array/array_binary_test.cc:55–76

template <typename ArrayType>
void CheckStringArray(const ArrayType& array, const std::vector<std::string>& strings,
                      const std::vector<uint8_t>& is_valid, int repeats = 1) {
  int64_t length = array.length();
  int64_t base_length = static_cast<int64_t>(strings.size());
  ASSERT_EQ(base_length, static_cast<int64_t>(is_valid.size()));
  ASSERT_EQ(base_length * repeats, length);

  int32_t value_pos = 0;
  for (int i = 0; i < length; ++i) {
    auto j = i % base_length;
    if (is_valid[j]) {
      ASSERT_FALSE(array.IsNull(i));
      auto view = array.GetView(i);
      ASSERT_EQ(value_pos, array.value_offset(i));
      ASSERT_EQ(strings[j].size(), view.size());
      ASSERT_EQ(std::string_view(strings[j]), view);
      value_pos += static_cast<int32_t>(view.size());
    } else {
      ASSERT_TRUE(array.IsNull(i));
    }
  }
}

template <typename T>
class TestStringArray : public ::testing::Test {