-module(testbldr).
-compile([no_auto_import, nowarn_unused_vars]).

-export([pass/0, fail/1, test/3, tests/2, run/1]).
-export_type([test_outcome/0]).

-type test_outcome() :: pass | {fail, binary()}.

-spec pass() -> test_outcome().
pass() ->
    pass.

-spec fail(binary()) -> test_outcome().
fail(Msg) ->
    {fail, Msg}.

-spec test(
    list({binary(), fun(() -> test_outcome())}),
    binary(),
    fun(() -> test_outcome())
) -> list({binary(), fun(() -> test_outcome())}).
test(Input, Name, New_test) ->
    [{Name, New_test} | Input].

-spec tests(
    list({binary(), fun(() -> test_outcome())}),
    list({binary(), fun(() -> test_outcome())})
) -> list({binary(), fun(() -> test_outcome())}).
tests(Input, New_tests) ->
    gleam@list:append(Input, New_tests).

-spec run(list({binary(), fun(() -> test_outcome())})) -> nil.
run(Input) ->
    gleam@io:println(<<"Running tests...\n\n"/utf8>>),
    Total_tests = gleam@list:length(Input),
    Total_passed = begin
        _pipe = Input,
        _pipe@1 = gleam@list:map(
            _pipe,
            fun(Test) ->
                {Name, Test@1} = Test,
                {Name, gleam@otp@task:async(Test@1)}
            end
        ),
        gleam@list:index_fold(
            _pipe@1,
            0,
            fun(Acc, Test@2, Index) ->
                {Name@1, Test@3} = Test@2,
                case gleam@otp@task:try_await_forever(Test@3) of
                    {ok, pass} ->
                        gleam@io:print(
                            <<(gleam@int:to_string(Index + 1))/binary,
                                ". "/utf8>>
                        ),
                        _pipe@2 = (<<Name@1/binary, " passed"/utf8>>),
                        _pipe@3 = colours:fggreen1(_pipe@2),
                        gleam@io:println(_pipe@3),
                        Acc + 1;

                    {ok, {fail, Msg}} ->
                        gleam@io:print(
                            <<(gleam@int:to_string(Index + 1))/binary,
                                ". "/utf8>>
                        ),
                        _pipe@4 = (<<<<Name@1/binary, " failed: "/utf8>>/binary,
                            Msg/binary>>),
                        _pipe@5 = colours:fgred1(_pipe@4),
                        gleam@io:println(_pipe@5),
                        Acc;

                    {error, _} ->
                        gleam@io:print(
                            <<(gleam@int:to_string(Index + 1))/binary,
                                ". "/utf8>>
                        ),
                        _pipe@6 = (<<Name@1/binary, " panicked!"/utf8>>),
                        _pipe@7 = colours:fgred1(_pipe@6),
                        gleam@io:println(_pipe@7),
                        Acc
                end
            end
        )
    end,
    Ratio = <<<<<<<<"\n\n"/utf8, (gleam@int:to_string(Total_passed))/binary>>/binary,
                "/"/utf8>>/binary,
            (gleam@int:to_string(Total_tests))/binary>>/binary,
        " tests passed"/utf8>>,
    case Total_passed =:= Total_tests of
        true ->
            _pipe@8 = Ratio,
            _pipe@9 = colours:fggreen1(_pipe@8),
            gleam@io:println(_pipe@9);

        false ->
            _pipe@10 = Ratio,
            _pipe@11 = colours:fgred1(_pipe@10),
            gleam@io:println(_pipe@11)
    end.