TEST: extend as_xyz_affable tests
TEST: extend as_xyz_affable tests

Test with more orderings

alexis-roche/register,bthirion/nipy,alexis-roche/register,bthirion/nipy,alexis-roche/niseg,alexis-roche/nipy,alexis-roche/niseg,alexis-roche/nipy,alexis-roche/nipy,alexis-roche/nireg,alexis-roche/nireg,arokem/nipy,bthirion/nipy,nipy/nipy-labs,alexis-roche/nipy,bthirion/nipy,nipy/nipy-labs,nipy/nireg,arokem/nipy,arokem/nipy,arokem/nipy,alexis-roche/register,nipy/nireg