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| author | Ahmad Sattar <thehabbos007@gmail.com> | 2020-06-17 22:21:07 +0200 |
|---|---|---|
| committer | Louis Pilfold <louis@lpil.uk> | 2020-06-18 21:54:33 +0100 |
| commit | a13164e370b17699797f616b9c8fd54a135ad490 (patch) | |
| tree | e77214828832a0310d93dbf4425ecedd0defa528 /test | |
| parent | 75a5d752341cef2e35ec82752ab9b34539dba2a4 (diff) | |
| download | gleam_stdlib-a13164e370b17699797f616b9c8fd54a135ad490.tar.gz gleam_stdlib-a13164e370b17699797f616b9c8fd54a135ad490.zip | |
Option flatten function
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) +} |