Function TEST

tests/cppunit/string_util_test.cc:32–43

#include <unordered_set>

TEST(StringUtil, ToLower) {
  std::map<std::string, std::string> cases{
      {"ABC", "abc"},
      {"AbC", "abc"},
      {"abc", "abc"},
  };
  for (auto iter = cases.begin(); iter != cases.end(); iter++) {
    std::string input = iter->first;
    input = util::ToLower(input);
    ASSERT_EQ(input, iter->second);
  }
}

TEST(StringUtil, Trim) {
  std::map<std::string, std::string> cases{