diff options
Diffstat (limited to 'src/test/stdtest')
| -rw-r--r-- | src/test/stdtest/vec.rs | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/src/test/stdtest/vec.rs b/src/test/stdtest/vec.rs index a9cda6c73d6..b7571d5bf0e 100644 --- a/src/test/stdtest/vec.rs +++ b/src/test/stdtest/vec.rs @@ -12,6 +12,8 @@ fn square_alias(n: uint) -> uint { ret n * n; } pure fn is_three(n: uint) -> bool { ret n == 3u; } +pure fn is_odd(n: uint) -> bool { ret n % 2u == 1u; } + fn square_if_odd(n: uint) -> option::t<uint> { ret if n % 2u == 1u { some(n * n) } else { none }; } @@ -269,7 +271,12 @@ fn test_filter_map() { assert (filter_map(halve, all_odd1) == []); assert (filter_map(halve, all_odd2) == []); assert (filter_map(halve, mix) == mix_dest); +} +#[test] +fn test_filter() { + assert filter(is_odd, [1u, 2u, 3u]) == [1u, 3u]; + assert filter(is_three, [1u, 2u, 4u, 8u, 16u]) == []; } #[test] |