project('subbie') fs = import('fs') assert(fs.exists('subprojectfile.txt'), 'Subproject root file not found.') assert(fs.is_samepath(meson.project_source_root(), meson.current_source_dir()), 'is_samepath not detecting same directory') assert(fs.is_samepath(meson.project_build_root(), meson.current_build_dir()), 'is_samepath not detecting same directory') subdir('subsub')