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retired
A standard library for the Gleam programming language
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gen/test/gleam@string_builder_test.erl
-module(gleam@string_builder_test).
-compile(no_auto_import).
-export([string_builder_test/0, lowercase_test/0, uppercase_test/0, split_test/0, is_equal_test/0, is_empty_test/0]).
string_builder_test() ->
Data = gleam@string_builder:prepend(
gleam@string_builder:append(
gleam@string_builder:append(
gleam@string_builder:from_string(<<"ello"/utf8>>),
<<","/utf8>>
),
<<" world!"/utf8>>
),
<<"H"/utf8>>
),
gleam@should:equal(
gleam@string_builder:to_string(Data),
<<"Hello, world!"/utf8>>
),
gleam@should:equal(gleam@string_builder:byte_size(Data), 13),
Data@1 = gleam@string_builder:prepend_builder(
gleam@string_builder:append_builder(
gleam@string_builder:append_builder(
gleam@string_builder:from_string(<<"ello"/utf8>>),
gleam@string_builder:from_string(<<","/utf8>>)
),
gleam@string_builder:concat(
[gleam@string_builder:from_string(<<" wo"/utf8>>),
gleam@string_builder:from_string(<<"rld!"/utf8>>)]
)
),
gleam@string_builder:from_string(<<"H"/utf8>>)
),
gleam@should:equal(
gleam@string_builder:to_string(Data@1),
<<"Hello, world!"/utf8>>
),
gleam@should:equal(gleam@string_builder:byte_size(Data@1), 13).
lowercase_test() ->
gleam@should:equal(
gleam@string_builder:to_string(
gleam@string_builder:lowercase(
gleam@string_builder:from_strings(
[<<"Gleam"/utf8>>, <<"Gleam"/utf8>>]
)
)
),
<<"gleamgleam"/utf8>>
).
uppercase_test() ->
gleam@should:equal(
gleam@string_builder:to_string(
gleam@string_builder:uppercase(
gleam@string_builder:from_strings(
[<<"Gleam"/utf8>>, <<"Gleam"/utf8>>]
)
)
),
<<"GLEAMGLEAM"/utf8>>
).
split_test() ->
gleam@should:equal(
gleam@string_builder:split(
gleam@string_builder:from_string(<<"Gleam,Erlang,Elixir"/utf8>>),
<<","/utf8>>
),
[gleam@string_builder:from_string(<<"Gleam"/utf8>>),
gleam@string_builder:from_string(<<"Erlang"/utf8>>),
gleam@string_builder:from_string(<<"Elixir"/utf8>>)]
),
gleam@should:equal(
gleam@string_builder:split(
gleam@string_builder:from_strings(
[<<"Gleam, Erl"/utf8>>, <<"ang,Elixir"/utf8>>]
),
<<", "/utf8>>
),
[gleam@string_builder:from_string(<<"Gleam"/utf8>>),
gleam@string_builder:from_strings(
[<<"Erl"/utf8>>, <<"ang,Elixir"/utf8>>]
)]
).
is_equal_test() ->
gleam@should:be_true(
gleam@string_builder:is_equal(
gleam@string_builder:from_string(<<"12"/utf8>>),
gleam@string_builder:from_strings([<<"1"/utf8>>, <<"2"/utf8>>])
)
),
gleam@should:be_true(
gleam@string_builder:is_equal(
gleam@string_builder:from_string(<<"12"/utf8>>),
gleam@string_builder:from_string(<<"12"/utf8>>)
)
),
gleam@should:be_false(
gleam@string_builder:is_equal(
gleam@string_builder:from_string(<<"12"/utf8>>),
gleam@string_builder:from_string(<<"2"/utf8>>)
)
).
is_empty_test() ->
gleam@should:be_true(
gleam@string_builder:is_empty(
gleam@string_builder:from_string(<<""/utf8>>)
)
),
gleam@should:be_false(
gleam@string_builder:is_empty(
gleam@string_builder:from_string(<<"12"/utf8>>)
)
),
gleam@should:be_true(
gleam@string_builder:is_empty(gleam@string_builder:from_strings([]))
),
gleam@should:be_true(
gleam@string_builder:is_empty(
gleam@string_builder:from_strings([<<""/utf8>>, <<""/utf8>>])
)
).