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-module(int_test).
-compile(no_auto_import).
-export([to_string/0, parse/0, to_base_string/0, compare_test/0]).
to_string() ->
expect:equal(int:to_string(123), <<"123">>),
expect:equal(int:to_string(-123), <<"-123">>),
expect:equal(int:to_string(123), <<"123">>).
parse() ->
expect:equal(int:parse(<<"123">>), {ok, 123}),
expect:equal(int:parse(<<"-123">>), {ok, -123}),
expect:equal(int:parse(<<"0123">>), {ok, 123}),
expect:is_error(int:parse(<<"">>)),
expect:is_error(int:parse(<<"what">>)),
expect:is_error(int:parse(<<"1.23">>)).
to_base_string() ->
expect:equal(int:to_base_string(100, 16), <<"64">>),
expect:equal(int:to_base_string(-100, 16), <<"-64">>).
compare_test() ->
expect:equal(int:compare(0, 0), eq),
expect:equal(int:compare(1, 1), eq),
expect:equal(int:compare(0, 1), lt),
expect:equal(int:compare(-2, -1), lt),
expect:equal(int:compare(2, 1), gt),
expect:equal(int:compare(-1, -2), gt).
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