USING: shuffle tools.test ;
IN: shuffle.tests
[ 1 2 3 4 ] [ 3 4 1 2 2swap ] unit-test
[ 4 2 3 ] [ 1 2 3 4 shuffle( a b c d -- d b c ) ] unit-test
[ 2 3 4 1 ] [ 1 2 3 4 roll ] unit-test
[ 1 2 3 4 ] [ 2 3 4 1 -roll ] unit-test