C++ testing framework for parameter sweeps. Needed by new package blaspp (currently incubating in home:badshah400:lapack2023, but to be submitted to science and thence to oS:F) to run its tests. OBS-URL: https://build.opensuse.org/request/show/1180241 OBS-URL: https://build.opensuse.org/package/show/openSUSE:Factory/testsweeper?expand=0&rev=1
