-module(gleam__stdlib). -compile(export_all). -include_lib("eunit/include/eunit.hrl"). expect_equal(A, Expected) -> ?assertEqual(Expected, A). expect_not_equal(A, Expected) -> ?assertNotEqual(Expected, A). expect_true(A) -> ?assert(A). expect_false(A) -> ?assertNot(A). map_fetch(Map, Key) -> case maps:find(Key, Map) of error -> {error, {}}, Found -> Found end.