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authorMarcin Puc <5671049+tranzystorek-io@users.noreply.github.com>2021-03-10 10:47:22 +0100
committerGitHub <noreply@github.com>2021-03-10 09:47:22 +0000
commit1643c557b5e7e5fcbaf70a689a9b9d8f74e3ee83 (patch)
tree261ff4f666a9fa439c7ad17e5cbf9c24a87f15f2 /test
parent1f693fae46e607d6ba811f7d01a9b903f0762420 (diff)
downloadgleam_stdlib-1643c557b5e7e5fcbaf70a689a9b9d8f74e3ee83.tar.gz
gleam_stdlib-1643c557b5e7e5fcbaf70a689a9b9d8f74e3ee83.zip
Add iterator.scan (#173)
Diffstat (limited to 'test')
-rw-r--r--test/gleam/iterator_test.gleam7
1 files changed, 7 insertions, 0 deletions
diff --git a/test/gleam/iterator_test.gleam b/test/gleam/iterator_test.gleam
index ffe57e4..f1ee880 100644
--- a/test/gleam/iterator_test.gleam
+++ b/test/gleam/iterator_test.gleam
@@ -265,6 +265,13 @@ pub fn iterate_test() {
|> should.equal([1, 3, 9, 27, 81])
}
+pub fn scan_test() {
+ iterator.from_list([1, 2, 3, 4, 5])
+ |> iterator.scan(from: 0, with: fn(el, acc) { acc + el })
+ |> iterator.to_list
+ |> should.equal([1, 3, 6, 10, 15])
+}
+
pub fn zip_test() {
iterator.from_list(["a", "b", "c"])
|> iterator.zip(iterator.range(20, 30))