Packages
gleam_stdlib
0.10.1
1.0.3
1.0.2
1.0.1
1.0.0
0.71.0
0.70.0
0.69.0
0.68.1
0.68.0
0.67.1
0.67.0
0.65.0
0.64.0
0.63.2
0.63.1
0.63.0
0.62.1
0.62.0
0.61.0
0.60.0
0.59.0
0.58.0
0.57.0
0.56.0
0.55.0
0.54.0
0.53.0
0.52.0
0.51.0
0.50.0
0.49.0
0.48.0
0.47.0
0.46.0
0.45.0
0.44.0
0.43.0
0.42.0
0.41.0
0.40.0
0.39.0
0.38.0
0.37.0
0.36.0
0.35.1
0.35.0
0.34.0
0.33.1
0.33.0
0.32.1
0.32.0
0.31.0
0.30.2
0.30.1
0.30.0
0.29.2
0.29.1
0.29.0
0.28.2
0.28.1
0.28.0
0.27.0
0.26.1
0.26.0
0.25.0
0.24.0
0.23.0
0.22.3
0.22.2
0.22.1
0.22.0
0.21.0
0.20.0
0.19.3
0.19.2
0.19.1
0.19.0
0.18.1
0.18.0
0.18.0-rc1
0.17.1
0.17.0
0.16.0
0.15.0
0.14.0
0.13.0
0.12.0
0.11.0
0.10.1
0.10.0
0.9.0
0.8.0
0.7.0
0.6.0
0.5.0
0.4.0
0.4.0-rc1
0.3.1
0.3.0
0.2.0
retired
A standard library for the Gleam programming language
Current section
Files
Jump to
Current section
Files
gen/test/gleam@string_test.erl
-module(gleam@string_test).
-compile(no_auto_import).
-export([length_test/0, lowercase_test/0, uppercase_test/0, reverse_test/0, split_test/0, split_once_test/0, replace_test/0, append_test/0, compare_test/0, contains_test/0, concat_test/0, repeat_test/0, join_test/0, trim_test/0, trim_left_test/0, trim_right_test/0, starts_with_test/0, ends_with_test/0, slice_test/0, drop_left_test/0, drop_right_test/0, pad_left_test/0, pad_right_test/0, pop_grapheme_test/0, to_graphemes_test/0, utf_codepoint_test/0]).
length_test() ->
gleam@should:equal(gleam@string:length(<<"ß↑e̊"/utf8>>), 3),
gleam@should:equal(gleam@string:length(<<"Gleam"/utf8>>), 5),
gleam@should:equal(gleam@string:length(<<""/utf8>>), 0).
lowercase_test() ->
gleam@should:equal(
gleam@string:lowercase(<<"Gleam"/utf8>>),
<<"gleam"/utf8>>
).
uppercase_test() ->
gleam@should:equal(
gleam@string:uppercase(<<"Gleam"/utf8>>),
<<"GLEAM"/utf8>>
).
reverse_test() ->
gleam@should:equal(
gleam@string:reverse(<<"Gleam"/utf8>>),
<<"maelG"/utf8>>
).
split_test() ->
gleam@should:equal(
gleam@string:split(<<"Gleam,Erlang,Elixir"/utf8>>, <<","/utf8>>),
[<<"Gleam"/utf8>>, <<"Erlang"/utf8>>, <<"Elixir"/utf8>>]
),
gleam@should:equal(
gleam@string:split(<<"Gleam, Erlang,Elixir"/utf8>>, <<", "/utf8>>),
[<<"Gleam"/utf8>>, <<"Erlang,Elixir"/utf8>>]
).
split_once_test() ->
gleam@should:equal(
gleam@string:split_once(<<"Gleam,Erlang,Elixir"/utf8>>, <<","/utf8>>),
{ok, {<<"Gleam"/utf8>>, <<"Erlang,Elixir"/utf8>>}}
),
gleam@should:equal(
gleam@string:split_once(<<"Gleam"/utf8>>, <<","/utf8>>),
{error, nil}
),
gleam@should:equal(
gleam@string:split_once(<<""/utf8>>, <<","/utf8>>),
{error, nil}
).
replace_test() ->
gleam@should:equal(
gleam@string:replace(
<<"Gleam,Erlang,Elixir"/utf8>>,
<<","/utf8>>,
<<"++"/utf8>>
),
<<"Gleam++Erlang++Elixir"/utf8>>
).
append_test() ->
gleam@should:equal(
gleam@string:append(<<"Test"/utf8>>, <<" Me"/utf8>>),
<<"Test Me"/utf8>>
).
compare_test() ->
gleam@should:equal(gleam@string:compare(<<""/utf8>>, <<""/utf8>>), eq),
gleam@should:equal(gleam@string:compare(<<"a"/utf8>>, <<""/utf8>>), gt),
gleam@should:equal(gleam@string:compare(<<"a"/utf8>>, <<"A"/utf8>>), gt),
gleam@should:equal(gleam@string:compare(<<"A"/utf8>>, <<"B"/utf8>>), lt),
gleam@should:equal(gleam@string:compare(<<"t"/utf8>>, <<"ABC"/utf8>>), gt).
contains_test() ->
gleam@should:equal(
gleam@string:contains(<<"gleam"/utf8>>, <<"ea"/utf8>>),
true
),
gleam@should:equal(
gleam@string:contains(<<"gleam"/utf8>>, <<"x"/utf8>>),
false
),
gleam@should:equal(
gleam@string:contains(<<"bellwether"/utf8>>, <<"bell"/utf8>>),
true
).
concat_test() ->
gleam@should:equal(
gleam@string:concat(
[<<"Hello"/utf8>>, <<", "/utf8>>, <<"world!"/utf8>>]
),
<<"Hello, world!"/utf8>>
).
repeat_test() ->
gleam@should:equal(
gleam@string:repeat(<<"hi"/utf8>>, 3),
<<"hihihi"/utf8>>
),
gleam@should:equal(gleam@string:repeat(<<"hi"/utf8>>, 0), <<""/utf8>>),
gleam@should:equal(gleam@string:repeat(<<"hi"/utf8>>, -1), <<""/utf8>>).
join_test() ->
gleam@should:equal(
gleam@string:join([<<"Hello"/utf8>>, <<"world!"/utf8>>], <<", "/utf8>>),
<<"Hello, world!"/utf8>>
),
gleam@should:equal(
gleam@string:join([<<"Hello"/utf8>>, <<"world!"/utf8>>], <<"-"/utf8>>),
<<"Hello-world!"/utf8>>
).
trim_test() ->
gleam@should:equal(
gleam@string:trim(<<" hats \n"/utf8>>),
<<"hats"/utf8>>
).
trim_left_test() ->
gleam@should:equal(
gleam@string:trim_left(<<" hats \n"/utf8>>),
<<"hats \n"/utf8>>
).
trim_right_test() ->
gleam@should:equal(
gleam@string:trim_right(<<" hats \n"/utf8>>),
<<" hats"/utf8>>
).
starts_with_test() ->
gleam@should:equal(
gleam@string:starts_with(<<"theory"/utf8>>, <<""/utf8>>),
true
),
gleam@should:equal(
gleam@string:starts_with(<<"theory"/utf8>>, <<"the"/utf8>>),
true
),
gleam@should:equal(
gleam@string:starts_with(<<"theory"/utf8>>, <<"ory"/utf8>>),
false
),
gleam@should:equal(
gleam@string:starts_with(<<"theory"/utf8>>, <<"theory2"/utf8>>),
false
).
ends_with_test() ->
gleam@should:equal(
gleam@string:ends_with(<<"theory"/utf8>>, <<""/utf8>>),
true
),
gleam@should:equal(
gleam@string:ends_with(<<"theory"/utf8>>, <<"ory"/utf8>>),
true
),
gleam@should:equal(
gleam@string:ends_with(<<"theory"/utf8>>, <<"the"/utf8>>),
false
),
gleam@should:equal(
gleam@string:ends_with(<<"theory"/utf8>>, <<"theory2"/utf8>>),
false
).
slice_test() ->
gleam@should:equal(
gleam@string:slice(<<"gleam"/utf8>>, 1, 2),
<<"le"/utf8>>
),
gleam@should:equal(
gleam@string:slice(<<"gleam"/utf8>>, 1, 10),
<<"leam"/utf8>>
),
gleam@should:equal(
gleam@string:slice(<<"gleam"/utf8>>, 10, 3),
<<""/utf8>>
),
gleam@should:equal(
gleam@string:slice(<<"gleam"/utf8>>, -2, 2),
<<"am"/utf8>>
),
gleam@should:equal(
gleam@string:slice(<<"gleam"/utf8>>, -12, 2),
<<""/utf8>>
),
gleam@should:equal(
gleam@string:slice(<<"gleam"/utf8>>, 2, -3),
<<""/utf8>>
).
drop_left_test() ->
gleam@should:equal(
gleam@string:drop_left(<<"gleam"/utf8>>, 2),
<<"eam"/utf8>>
),
gleam@should:equal(
gleam@string:drop_left(<<"gleam"/utf8>>, 6),
<<""/utf8>>
),
gleam@should:equal(
gleam@string:drop_left(<<"gleam"/utf8>>, -2),
<<"gleam"/utf8>>
).
drop_right_test() ->
gleam@should:equal(
gleam@string:drop_right(<<"gleam"/utf8>>, 2),
<<"gle"/utf8>>
),
gleam@should:equal(
gleam@string:drop_right(<<"gleam"/utf8>>, 5),
<<""/utf8>>
),
gleam@should:equal(
gleam@string:drop_right(<<"gleam"/utf8>>, -2),
<<"gleam"/utf8>>
).
pad_left_test() ->
gleam@should:equal(
gleam@string:pad_left(<<"121"/utf8>>, 5, <<"."/utf8>>),
<<"..121"/utf8>>
),
gleam@should:equal(
gleam@string:pad_left(<<"121"/utf8>>, 3, <<"."/utf8>>),
<<"121"/utf8>>
),
gleam@should:equal(
gleam@string:pad_left(<<"121"/utf8>>, 2, <<"."/utf8>>),
<<"121"/utf8>>
),
gleam@should:equal(
gleam@string:pad_left(<<"121"/utf8>>, 5, <<"XY"/utf8>>),
<<"XYXY121"/utf8>>
).
pad_right_test() ->
gleam@should:equal(
gleam@string:pad_right(<<"121"/utf8>>, 5, <<"."/utf8>>),
<<"121.."/utf8>>
),
gleam@should:equal(
gleam@string:pad_right(<<"121"/utf8>>, 3, <<"."/utf8>>),
<<"121"/utf8>>
),
gleam@should:equal(
gleam@string:pad_right(<<"121"/utf8>>, 2, <<"."/utf8>>),
<<"121"/utf8>>
),
gleam@should:equal(
gleam@string:pad_right(<<"121"/utf8>>, 5, <<"XY"/utf8>>),
<<"121XYXY"/utf8>>
).
pop_grapheme_test() ->
gleam@should:equal(
gleam@string:pop_grapheme(<<"gleam"/utf8>>),
{ok, {<<"g"/utf8>>, <<"leam"/utf8>>}}
),
gleam@should:equal(
gleam@string:pop_grapheme(<<"g"/utf8>>),
{ok, {<<"g"/utf8>>, <<""/utf8>>}}
),
gleam@should:equal(gleam@string:pop_grapheme(<<""/utf8>>), {error, nil}).
to_graphemes_test() ->
gleam@should:equal(
gleam@string:to_graphemes(<<"abc"/utf8>>),
[<<"a"/utf8>>, <<"b"/utf8>>, <<"c"/utf8>>]
),
gleam@should:equal(gleam@string:to_graphemes(<<"a"/utf8>>), [<<"a"/utf8>>]),
gleam@should:equal(gleam@string:to_graphemes(<<""/utf8>>), []).
utf_codepoint_test() ->
gleam@should:be_error(gleam@string:utf_codepoint(1114444)),
gleam@should:be_error(gleam@string:utf_codepoint(65534)),
gleam@should:be_error(gleam@string:utf_codepoint(55296)),
{ok, Snake} = gleam@string:utf_codepoint(128013),
gleam@should:equal(<<Snake/utf8>>, <<"🐍"/utf8>>).