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open OUnit
module Enum = BatEnum
module Stack = BatStack
module List = BatList
let tests = "Stack" >::: [
"of_enum empty" >:: begin function () ->
let e = Enum.empty () in
let s = Stack.of_enum e in
assert_bool "stack is not empty" (Stack.is_empty s);
assert_equal ~printer:string_of_int 0 (Stack.length s);
end;
"of_enum simple" >:: begin function () ->
let e = List.enum [1;2;3] in
let s = Stack.of_enum e in
assert_bool "stack is empty" (not (Stack.is_empty s));
assert_equal ~printer:string_of_int 3 (Stack.length s);
assert_equal ~printer:string_of_int 3 (Stack.pop s);
assert_equal ~printer:string_of_int 2 (Stack.pop s);
assert_equal ~printer:string_of_int 1 (Stack.pop s);
assert_raises Stack.Empty (fun () -> Stack.pop s);
end;
"enum empty" >:: begin function () ->
let e = Stack.enum (Stack.create ()) in
assert_bool "enum is not empty" (Enum.is_empty e);
end;
"enum nonempty" >:: begin function () ->
let s = Stack.create () in
Stack.push 5 s;
Stack.push 7 s;
assert_equal [7;5] (List.of_enum (Stack.enum s));
end
]
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