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#SRC: JCON
procedure main()
local i, x, y, z
write(args(push))
write(args(put))
limage("a", list())
limage("b", list(2))
limage("c", list(,3))
limage("d", list(4,5))
limage("d", list(6,7,8))
limage("e", [])
limage("f", [&null])
limage("g", [1])
limage("h", [2,3,4,5])
limage("i", [1,2,3] ||| [4,5,6,7,8])
x := [1,2,3]
push(x); limage("A", x)
put(x); limage("B", x)
write("\t", image(pop(x))); limage("C", x)
write("\t", image(get(x))); limage("D", x)
write("\t", image(pull(x))); limage("E", x)
push(x,4); limage("F", x)
push(x,5,6,7); limage("G", x)
push(push(x,8,9),10,11); limage("H", x)
put(x,12); limage("I", x)
put(x,13,14,15); limage("J", x)
put(put(x,16,17),18,19); limage("K", x)
put(push(x,20,21),22,23); limage("L", x)
every !x := 7; limage("M", x)
x := [1,2,3,4,5]
every i := 0 to *x+3 do
x[i] := i;
limage("N", x)
every i := -*x-3 to 0 do
x[i] := i;
limage("O", x)
x := [1]
write("\t", ?x)
?x := 2
limage("P", x)
write(x[0] | "ok failure 0")
write(x[2] | "ok failure 2")
write(x[-2] | "ok failure -2")
get(x)
write(get(x) | "ok failure on get")
write(pop(x) | "ok failure on pop")
write(pull(x) | "ok failure on pull")
x := [1,2,3,4,5,6,7,8,9]
limage("p", x)
limage("q", x[1:0])
limage("r", x[2:5])
limage("s", x[-3:5])
limage("t", x[-5:-1])
limage("u", x[-3+:6]) | write("u. wraparound failed") # should fail (v9 bug)
limage("v", x[3-:6]) | write("v. wraparound failed") # should fail (v9 bug)
write()
y := copy(x) # ensure that copies are distinct
every !x +:= 10
every !y +:= 20
limage("x", x)
limage("y", y)
z := x ||| y
limage("z", z)
every !x +:= 10
every !y +:= 20
every !z +:= 50
limage("x", x)
limage("y", y)
limage("z", z)
end
procedure limage(label, lst)
writes(label, ". [", *lst, "]")
every writes(" ", image(!lst))
write()
return
end
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