a few tests for the orelse operator
a few tests for the orelse operator

a bit of sanity and then exception semantics.

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