Function versionedPath

tests/src/App/ApplicationDirectories.cpp:212–215

Convenience: path under base for a version folder name.

// Convenience: path under base for a version folder name.
fs::path versionedPath(const fs::path& base, int major, int minor)
{
    return base / App::ApplicationDirectories::versionStringForPath(major, minor);
}

// Create a regular file (used to prove non-directories are ignored).
void touchFile(const fs::path& p)