Simplify a lot of tests, add some more
Simplify a lot of tests, add some more

Result is actual fewer tests reported, but more tests done, thanks
to the magic that is subtest {} !

bitrauser/roast,zostay/roast,skids/roast,dogbert17/roast,cygx/roast,dogbert17/roast,b2gills/roast,dankogai/roast,b2gills/roast,dankogai/roast,skids/roast,b2gills/roast,cygx/roast,cygx/roast,skids/roast,zostay/roast,perl6/roast,dankogai/roast,bitrauser/roast,zostay/roast