diff options
Diffstat (limited to 'test/ruby/test_lazy_enumerator.rb')
| -rw-r--r-- | test/ruby/test_lazy_enumerator.rb | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/test/ruby/test_lazy_enumerator.rb b/test/ruby/test_lazy_enumerator.rb index 56890f4b6e..e98d2f48bd 100644 --- a/test/ruby/test_lazy_enumerator.rb +++ b/test/ruby/test_lazy_enumerator.rb @@ -569,4 +569,13 @@ EOS [1, 2, 3].lazy.map(&:undefined).map(&:to_s).force end end + + def test_uniq + u = (1..Float::INFINITY).lazy.uniq do |x| + raise "too big" if x > 10000 + (x**2) % 10 + end + assert_equal([1, 2, 3, 4, 5, 10], u.first(6)) + assert_equal([1, 2, 3, 4, 5, 10], u.first(6)) + end end |