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 e41c221..edbb569 100644 --- a/test/gleam/option_test.gleam +++ b/test/gleam/option_test.gleam @@ -40,3 +40,17 @@ pub fn unwrap_option_test() { option.unwrap(None, 0) |> should.equal(0) } + +pub fn map_option_test() { + Some(1) + |> option.map(fn(x) { x + 1 }) + |> should.equal(Some(2)) + + Some(1) + |> option.map(fn(x) { "2" }) + |> should.equal(Some("2")) + + None + |> option.map(fn(x) { x + 1 }) + |> should.equal(None) +} |