module Main = struct
    open OUnit2

    (* Program start *)

    (* Program end *)

    (* Test cases *)
    
let test1 _ = assert_equal 0 (buyChoco [1;2;2] 3)

let test2 _ = assert_equal 3 (buyChoco [3;2;3] 3)

let test3 _ = assert_equal 77 (buyChoco [61; 75; 67] 77)

let test4 _ = assert_equal 49 (buyChoco [81; 8; 10; 44; 100; 38; 7; 47] 64)

let test5 _ = assert_equal 2 (buyChoco [19; 6; 24; 7; 94; 40; 97; 60; 82; 62; 53; 12; 8; 56; 42; 48; 85; 76; 34; 29; 57; 28; 17; 31; 36; 3; 90; 92; 78; 64; 80; 84; 50; 39; 73; 86; 41; 11; 95; 88; 37; 1; 27] 2)

let test6 _ = assert_equal 2 (buyChoco [60; 32; 4; 35; 36; 45] 38)

let test7 _ = assert_equal 7 (buyChoco [51; 80; 78; 44; 72; 50; 74; 81; 30; 63; 58; 43; 16; 65; 39; 66; 96; 42; 31; 17; 15; 92; 25; 75; 6; 33; 45; 14] 7)

let test8 _ = assert_equal 32 (buyChoco [14; 55; 19; 73; 75; 69; 88; 18; 28; 22; 2; 72; 29; 5; 17; 64; 68; 60; 3; 96; 95; 47; 7; 53; 78; 70; 21; 84; 46; 27; 38] 37)

let test9 _ = assert_equal 34 (buyChoco [51; 50; 22; 39; 21; 23; 99; 97; 66; 41; 3; 79; 89; 91; 31; 35; 14; 5; 11; 71; 38; 82; 7; 84; 48; 30; 28; 90; 58; 60; 94; 53; 9; 87; 47; 72; 74; 75; 25; 43; 4; 57; 86] 41)


    (* Grouping test cases *)
    let suite = "Test Suite for buyChoco" >::: [
        
  "test1" >:: test1;
  "test2" >:: test2;
  "test3" >:: test3;
  "test4" >:: test4;
  "test5" >:: test5;
  "test6" >:: test6;
  "test7" >:: test7;
  "test8" >:: test8;
  "test9" >:: test9;
    ]


    (* Running the tests *)
    let () = run_test_tt_main suite
end