[%# This is a bit convoluted because sort order can not be guaranteed -%]
[%# please fix it if you can find a better way... -%]
[%# There are a few other tests below that are very similar -%]
[% SET hash = { a=1 b=2 c=3 };
   SET list = hash.each;
   FOR kindex IN [0,2,4];
     SET vindex = kindex + 1;
     SET key = list.${kindex};
     SET value = list.${vindex};
     (key AND hash.${key} == value) ? 1 : 0;
   END %]