Function ValidateWithPrefixes

cpp/src/arrow/util/utf8_util_test.cc:145–154

template <typename ValidationFunc>
void ValidateWithPrefixes(ValidationFunc&& validate, const std::string& s) {
  // Exercise SIMD optimizations
  for (int prefix_size = 1; prefix_size < 64; ++prefix_size) {
    std::string longer(prefix_size, 'x');
    longer.append(s);
    ASSERT_TRUE(validate(longer));
    longer.append(prefix_size, 'y');
    ASSERT_TRUE(validate(longer));
  }
}

void AssertValidUTF8(const std::string& s) { ASSERT_TRUE(IsValidUTF8(s)); }