--- a/scripts/signal/hamming.m
+++ b/scripts/signal/hamming.m
@@ -45,3 +45,17 @@
   endif
 
 endfunction
+
+%!assert (hamming (1), 1);
+%!assert (hamming (2), (0.54 - 0.46)*ones(2,1));
+%!assert (hamming (16), fliplr (hamming (16)));
+%!assert (hamming (15), fliplr (hamming (15)));
+%!test
+%! N = 15;
+%! A = hamming (N);
+%! assert (A (ceil (N/2)), 1);
+
+%!error hamming ();
+%!error hamming (0.5);
+%!error hamming (-1);
+%!error hamming (ones(1,4));