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| author | Marc-Andre Lafortune <github@marc-andre.ca> | 2011-07-23 15:40:58 -0400 |
|---|---|---|
| committer | Marc-Andre Lafortune <github@marc-andre.ca> | 2011-07-23 15:52:37 -0400 |
| commit | c78503883902497521a710262a9ec005ca98ff74 (patch) | |
| tree | 3948de04278a1d08f88010a3d4ba65feb122c6c2 /activesupport/test/core_ext/enumerable_test.rb | |
| parent | a96e824c5388ed756685a041578688a7e14a8247 (diff) | |
| download | rails-c78503883902497521a710262a9ec005ca98ff74.tar.gz rails-c78503883902497521a710262a9ec005ca98ff74.tar.bz2 rails-c78503883902497521a710262a9ec005ca98ff74.zip | |
Make Enumerable#many? iterate only over what is necessary
Diffstat (limited to 'activesupport/test/core_ext/enumerable_test.rb')
| -rw-r--r-- | activesupport/test/core_ext/enumerable_test.rb | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/activesupport/test/core_ext/enumerable_test.rb b/activesupport/test/core_ext/enumerable_test.rb index 688207c91c..98f3f2f242 100644 --- a/activesupport/test/core_ext/enumerable_test.rb +++ b/activesupport/test/core_ext/enumerable_test.rb @@ -104,6 +104,13 @@ class EnumerableTests < Test::Unit::TestCase assert_equal true, GenericEnumerable.new([ 1, 2, 2 ]).many? {|x| x > 1 } end + def test_many_iterates_only_on_what_is_needed + infinity = 1.0/0.0 + very_long_enum = 0..infinity + assert_equal true, very_long_enum.many? + assert_equal true, very_long_enum.many?{|x| x > 100} + end + def test_exclude? assert_equal true, GenericEnumerable.new([ 1 ]).exclude?(2) assert_equal false, GenericEnumerable.new([ 1 ]).exclude?(1) |