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|
(* TEST
*)
module Q = struct
include Queue
let to_list q = fold (fun l x -> x :: l) [] q |> List.rev
end
let does_raise f q =
try
ignore (f q : int);
false
with Q.Empty ->
true
let () =
let q = Q.create () in
(); assert (Q.to_list q = [ ] && Q.length q = 0);
Q.add 1 q; assert (Q.to_list q = [1 ] && Q.length q = 1);
Q.add 2 q; assert (Q.to_list q = [1; 2 ] && Q.length q = 2);
Q.add 3 q; assert (Q.to_list q = [1; 2; 3 ] && Q.length q = 3);
Q.add 4 q; assert (Q.to_list q = [1; 2; 3; 4] && Q.length q = 4);
assert (Q.take q = 1); assert (Q.to_list q = [ 2; 3; 4] && Q.length q = 3);
assert (Q.take q = 2); assert (Q.to_list q = [ 3; 4] && Q.length q = 2);
assert (Q.take q = 3); assert (Q.to_list q = [ 4] && Q.length q = 1);
assert (Q.take q = 4); assert (Q.to_list q = [ ] && Q.length q = 0);
assert (does_raise Q.take q);
;;
let () =
let q = Q.create () in
Q.add 1 q; assert (Q.take q = 1); assert (does_raise Q.take q);
Q.add 2 q; assert (Q.take q = 2); assert (does_raise Q.take q);
assert (Q.length q = 0);
;;
let () =
let q = Q.create () in
Q.add 1 q; assert (Q.peek q = 1);
Q.add 2 q; assert (Q.peek q = 1);
Q.add 3 q; assert (Q.peek q = 1);
assert (Q.peek q = 1); assert (Q.take q = 1);
assert (Q.peek q = 2); assert (Q.take q = 2);
assert (Q.peek q = 3); assert (Q.take q = 3);
assert (does_raise Q.peek q);
assert (does_raise Q.peek q);
;;
let () =
let q = Q.create () in
for i = 1 to 10 do Q.add i q done;
Q.clear q;
assert (Q.length q = 0);
assert (does_raise Q.take q);
assert (q = Q.create ());
Q.add 42 q;
assert (Q.take q = 42);
;;
let () =
let q1 = Q.create () in
for i = 1 to 10 do Q.add i q1 done;
let q2 = Q.copy q1 in
assert (Q.to_list q1 = [1; 2; 3; 4; 5; 6; 7; 8; 9; 10]);
assert (Q.to_list q2 = [1; 2; 3; 4; 5; 6; 7; 8; 9; 10]);
assert (Q.length q1 = 10);
assert (Q.length q2 = 10);
for i = 1 to 10 do
assert (Q.take q1 = i);
done;
for i = 1 to 10 do
assert (Q.take q2 = i);
done;
;;
let () =
let q = Q.create () in
assert (Q.is_empty q);
for i = 1 to 10 do
Q.add i q;
assert (Q.length q = i);
assert (not (Q.is_empty q));
done;
for i = 10 downto 1 do
assert (Q.length q = i);
assert (not (Q.is_empty q));
ignore (Q.take q : int);
done;
assert (Q.length q = 0);
assert (Q.is_empty q);
;;
let () =
let q = Q.create () in
for i = 1 to 10 do Q.add i q done;
let i = ref 1 in
Q.iter (fun j -> assert (!i = j); incr i) q;
;;
let () =
let q1 = Q.create () and q2 = Q.create () in
assert (Q.length q1 = 0); assert (Q.to_list q1 = []);
assert (Q.length q2 = 0); assert (Q.to_list q2 = []);
Q.transfer q1 q2;
assert (Q.length q1 = 0); assert (Q.to_list q1 = []);
assert (Q.length q2 = 0); assert (Q.to_list q2 = []);
;;
let () =
let q1 = Q.create () and q2 = Q.create () in
for i = 1 to 4 do Q.add i q1 done;
assert (Q.length q1 = 4); assert (Q.to_list q1 = [1; 2; 3; 4]);
assert (Q.length q2 = 0); assert (Q.to_list q2 = [ ]);
Q.transfer q1 q2;
assert (Q.length q1 = 0); assert (Q.to_list q1 = [ ]);
assert (Q.length q2 = 4); assert (Q.to_list q2 = [1; 2; 3; 4]);
;;
let () =
let q1 = Q.create () and q2 = Q.create () in
for i = 5 to 8 do Q.add i q2 done;
assert (Q.length q1 = 0); assert (Q.to_list q1 = [ ]);
assert (Q.length q2 = 4); assert (Q.to_list q2 = [5; 6; 7; 8]);
Q.transfer q1 q2;
assert (Q.length q1 = 0); assert (Q.to_list q1 = [ ]);
assert (Q.length q2 = 4); assert (Q.to_list q2 = [5; 6; 7; 8]);
;;
let () =
let q1 = Q.create () and q2 = Q.create () in
for i = 1 to 4 do Q.add i q1 done;
for i = 5 to 8 do Q.add i q2 done;
assert (Q.length q1 = 4); assert (Q.to_list q1 = [1; 2; 3; 4]);
assert (Q.length q2 = 4); assert (Q.to_list q2 = [5; 6; 7; 8]);
Q.transfer q1 q2;
assert (Q.length q1 = 0); assert (Q.to_list q1 = [ ]);
assert (Q.length q2 = 8); assert (Q.to_list q2 = [5; 6; 7; 8; 1; 2; 3; 4]);
;;
let () = print_endline "OK"
|
