diff options
Diffstat (limited to 'test')
| -rw-r--r-- | test/gleam/option_test.gleam | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/test/gleam/option_test.gleam b/test/gleam/option_test.gleam index edbb569..03f4186 100644 --- a/test/gleam/option_test.gleam +++ b/test/gleam/option_test.gleam @@ -54,3 +54,17 @@ pub fn map_option_test() { |> option.map(fn(x) { x + 1 }) |> should.equal(None) } + +pub fn flatten_option_test() { + Some(Some(1)) + |> option.flatten() + |> should.equal(Some(1)) + + Some(None) + |> option.flatten() + |> should.equal(None) + + None + |> option.flatten() + |> should.equal(None) +} |