Some time ago, I wrote a simple tool (command line and C++ library) for generating random data for the same purpose. You basically specify a regular expression

Some time ago, I wrote a simple tool (command line and C++ library) for generating random data for the same purpose. You basically specify a regular expression and the random strings on output match that regexp. Link: https://github.com/vrok/randodo https://github.com/vrok/randodo