// a simple test mainly to serve as an example

echo "hello world"

// addition
assert [=  (+ 5 10) 15]
assert [!= (+ 4  5) 11]

// multiplication
assert [=  (* 5  2) 10]
assert [!= (* 3  4) 13]

// string equality
assert [=s  "hello world" "hello world"]
assert [!=s "hello world" "dlrow olleh"]

// simple loop
x = 5
loop i 3 [x = (* $x 2); echo $x]

assert [= $x 40]