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| author | Marcin Puc <5671049+tranzystorek-io@users.noreply.github.com> | 2021-03-10 10:49:59 +0100 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2021-03-10 09:49:59 +0000 |
| commit | 134708f2082dbf66a1dd1398483d00acb25c2e18 (patch) | |
| tree | 823dbad5798c54ab671428376c848b73700088fd /test | |
| parent | 1643c557b5e7e5fcbaf70a689a9b9d8f74e3ee83 (diff) | |
| download | gleam_stdlib-134708f2082dbf66a1dd1398483d00acb25c2e18.tar.gz gleam_stdlib-134708f2082dbf66a1dd1398483d00acb25c2e18.zip | |
Add iterator.{take_while, drop_while} (#174)
Diffstat (limited to 'test')
| -rw-r--r-- | test/gleam/iterator_test.gleam | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/test/gleam/iterator_test.gleam b/test/gleam/iterator_test.gleam index f1ee880..b2ca8ac 100644 --- a/test/gleam/iterator_test.gleam +++ b/test/gleam/iterator_test.gleam @@ -265,6 +265,20 @@ pub fn iterate_test() { |> should.equal([1, 3, 9, 27, 81]) } +pub fn take_while_test() { + iterator.from_list([1, 2, 3, 2, 4]) + |> iterator.take_while(satisfying: fn(x) { x < 3 }) + |> iterator.to_list + |> should.equal([1, 2]) +} + +pub fn drop_while_test() { + iterator.from_list([1, 2, 3, 4, 2, 5]) + |> iterator.drop_while(satisfying: fn(x) { x < 4 }) + |> iterator.to_list + |> should.equal([4, 2, 5]) +} + pub fn scan_test() { iterator.from_list([1, 2, 3, 4, 5]) |> iterator.scan(from: 0, with: fn(el, acc) { acc + el }) |