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gleam_stdlib
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retired
A standard library for the Gleam programming language
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Files
gen/test/gleam@set_test.erl
-module(gleam@set_test).
-compile(no_auto_import).
-export([size_test/0, contains_test/0, delete_test/0, to_list_test/0, from_list_test/0, fold_test/0, filter_test/0, take_test/0, union_test/0, intersection_test/0]).
-spec size_test() -> gleam@should:expectation().
size_test() ->
gleam@should:equal(gleam@set:size(gleam@set:new()), 0),
gleam@should:equal(
gleam@set:size(
gleam@set:insert(gleam@set:insert(gleam@set:new(), 1), 2)
),
2
),
gleam@should:equal(
gleam@set:size(
gleam@set:insert(
gleam@set:insert(gleam@set:insert(gleam@set:new(), 1), 1),
2
)
),
2
).
-spec contains_test() -> gleam@should:expectation().
contains_test() ->
gleam@should:be_true(
gleam@set:contains(gleam@set:insert(gleam@set:new(), 1), 1)
),
gleam@should:be_false(gleam@set:contains(gleam@set:new(), 1)).
-spec delete_test() -> gleam@should:expectation().
delete_test() ->
gleam@should:be_false(
gleam@set:contains(
gleam@set:delete(gleam@set:insert(gleam@set:new(), 1), 1),
1
)
).
-spec to_list_test() -> gleam@should:expectation().
to_list_test() ->
gleam@should:equal(
gleam@list:sort(
gleam@set:to_list(
gleam@set:insert(
gleam@set:insert(gleam@set:insert(gleam@set:new(), 2), 3),
4
)
),
fun gleam@int:compare/2
),
[2, 3, 4]
).
-spec from_list_test() -> gleam@should:expectation().
from_list_test() ->
gleam@should:equal(
gleam@list:sort(
gleam@set:to_list(gleam@set:from_list([1, 1, 2, 4, 3, 2])),
fun gleam@int:compare/2
),
[1, 2, 3, 4]
).
-spec fold_test() -> integer().
fold_test() ->
gleam@set:fold(gleam@set:from_list([1, 3, 9]), 0, fun(M, A) -> M + A end).
-spec filter_test() -> gleam@should:expectation().
filter_test() ->
gleam@should:equal(
gleam@set:to_list(
gleam@set:filter(
gleam@set:from_list([1, 4, 6, 3, 675, 44, 67]),
fun gleam@int:is_even/1
)
),
[4, 6, 44]
).
-spec take_test() -> gleam@should:expectation().
take_test() ->
gleam@should:equal(
gleam@set:take(gleam@set:from_list([1, 2, 3]), [1, 3, 5]),
gleam@set:from_list([1, 3])
).
-spec union_test() -> gleam@should:expectation().
union_test() ->
gleam@should:equal(
gleam@set:to_list(
gleam@set:union(
gleam@set:from_list([1, 2]),
gleam@set:from_list([2, 3])
)
),
[1, 2, 3]
).
-spec intersection_test() -> gleam@should:expectation().
intersection_test() ->
gleam@should:equal(
gleam@set:to_list(
gleam@set:intersection(
gleam@set:from_list([1, 2]),
gleam@set:from_list([2, 3])
)
),
[2]
).