Add a crummy but effective test re: version overriding
Add a crummy but effective test re: version overriding

sophacles/invoke,kejbaly2/invoke,mkusz/invoke,tyewang/invoke,kejbaly2/invoke,pyinvoke/invoke,pyinvoke/invoke,frol/invoke,mattrobenolt/invoke,frol/invoke,pfmoore/invoke,singingwolfboy/invoke,mkusz/invoke,mattrobenolt/invoke,pfmoore/invoke