/*

{

// Initialize

{

{

std::stringstream ss("");

ss << "ab";

ss << "cd";

assert(ss.str() == "abcd");

}

// empty constructor: TODO everything fails to compile. Why?

{

std::stringstream ss();

//ss << "ab";

//ss << "cd";

//assert(ss.str() == "abcd");

}

// Nope, works like a file that has come content.

// http://stackoverflow.com/questions/3840531/what-is-the-purpose-of-ostringstreams-string-constructor

{

std::stringstream ss("ab");

ss << "cd";

assert(ss.str() == "cd");

}

// ostringstream + ate

{

std::ostringstream ss("ab", std::ios::ate);

ss << "cd";

assert(ss.str() == "abcd");

}

// stringstream + ate: TODO fails, why?

{

std::stringstream ss("ab", std::ios::ate);

ss << "cd";

assert(ss.str() == "ab");

}

}

// Clear

{

std::stringstream ss("");

// Clear stringstream

// http://stackoverflow.com/questions/20731/in-c-how-do-you-clear-a-stringstream-variable

ss.str("");

// Clear flags. Very important, not only for error indicators but also for end of stream.

ss.clear();

assert(ss.str() == "");

// ERROR: use of deleted function because the constructor is =delete.

//ss = std::stringstream();

}

}