The function isn't being used anywhere so it seems safe to remove
No need to use `c_str()` in combination with `ASSERT_STREQ`. It's possible to just use ASSERT_EQ on std::string
This is a proof on concept to evaluate writing unit tests for Nix using google test (https://github.com/google/googletest). In order to execute tests: $ make unit-tests $ ./unit-tests The Makefile rules for `unit-tests` is a complete hack.
