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|
(* TEST *)
module S = struct
include Stack
let to_list s = (* from bottom to top *)
let l = ref [] in
iter (fun x -> l := x :: !l) s;
!l
end
let does_raise f s =
try
ignore (f s : int);
false
with S.Empty ->
true
let () =
let s = S.create () in
(); assert (S.to_list s = [ ] && S.length s = 0);
S.push 1 s; assert (S.to_list s = [1 ] && S.length s = 1);
S.push 2 s; assert (S.to_list s = [1; 2 ] && S.length s = 2);
S.push 3 s; assert (S.to_list s = [1; 2; 3 ] && S.length s = 3);
S.push 4 s; assert (S.to_list s = [1; 2; 3; 4] && S.length s = 4);
assert (S.pop s = 4); assert (S.to_list s = [1; 2; 3; ] && S.length s = 3);
assert (S.pop s = 3); assert (S.to_list s = [1; 2; ] && S.length s = 2);
assert (S.pop s = 2); assert (S.to_list s = [1; ] && S.length s = 1);
assert (S.pop s = 1); assert (S.to_list s = [ ] && S.length s = 0);
assert (does_raise S.pop s);
;;
let () =
let s = S.create () in
S.push 1 s; assert (S.pop s = 1); assert (does_raise S.pop s);
S.push 2 s; assert (S.pop s = 2); assert (does_raise S.pop s);
assert (S.length s = 0);
;;
let () =
let s = S.create () in
S.push 1 s; assert (S.top s = 1);
S.push 2 s; assert (S.top s = 2);
S.push 3 s; assert (S.top s = 3);
assert (S.top s = 3); assert (S.pop s = 3);
assert (S.top s = 2); assert (S.pop s = 2);
assert (S.top s = 1); assert (S.pop s = 1);
assert (does_raise S.top s);
assert (does_raise S.top s);
;;
let () =
let s = S.create () in
for i = 1 to 10 do S.push i s done;
S.clear s;
assert (S.length s = 0);
assert (does_raise S.pop s);
assert (s = S.create ());
S.push 42 s;
assert (S.pop s = 42);
;;
let () =
let s1 = S.create () in
for i = 1 to 10 do S.push i s1 done;
let s2 = S.copy s1 in
assert (S.to_list s1 = [1; 2; 3; 4; 5; 6; 7; 8; 9; 10]);
assert (S.to_list s2 = [1; 2; 3; 4; 5; 6; 7; 8; 9; 10]);
assert (S.length s1 = 10);
assert (S.length s2 = 10);
for i = 10 downto 1 do
assert (S.pop s1 = i);
done;
for i = 10 downto 1 do
assert (S.pop s2 = i);
done;
;;
let () =
let s = S.create () in
assert (S.is_empty s);
for i = 1 to 10 do
S.push i s;
assert (S.length s = i);
assert (not (S.is_empty s));
done;
for i = 10 downto 1 do
assert (S.length s = i);
assert (not (S.is_empty s));
ignore (S.pop s : int);
done;
assert (S.length s = 0);
assert (S.is_empty s);
;;
let () =
let s = S.create () in
for i = 10 downto 1 do S.push i s done;
let i = ref 1 in
S.iter (fun j -> assert (!i = j); incr i) s;
;;
let () =
let s1 = S.create () in
assert (S.length s1 = 0); assert (S.to_list s1 = []);
let s2 = S.copy s1 in
assert (S.length s1 = 0); assert (S.to_list s1 = []);
assert (S.length s2 = 0); assert (S.to_list s2 = []);
;;
let () =
let s1 = S.create () in
for i = 1 to 4 do S.push i s1 done;
assert (S.length s1 = 4); assert (S.to_list s1 = [1; 2; 3; 4]);
let s2 = S.copy s1 in
assert (S.length s1 = 4); assert (S.to_list s1 = [1; 2; 3; 4]);
assert (S.length s2 = 4); assert (S.to_list s2 = [1; 2; 3; 4]);
;;
let () =
let s = S.create () in
S.push 0 s;
S.push 1 s;
S.push 2 s;
assert (S.to_list s = [0; 1; 2]);
S.drop s;
assert (S.to_list s = [0; 1]);
S.drop s;
assert (S.to_list s = [0]);
S.drop s;
assert (S.to_list s = []);
begin
try
S.drop s;
assert false
with S.Empty -> ()
end;
;;
let () = print_endline "OK"
|
