diff options
Diffstat (limited to 'test/ruby/test_enumerator.rb')
| -rw-r--r-- | test/ruby/test_enumerator.rb | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/test/ruby/test_enumerator.rb b/test/ruby/test_enumerator.rb index 66d5e28a14..af41341227 100644 --- a/test/ruby/test_enumerator.rb +++ b/test/ruby/test_enumerator.rb @@ -443,6 +443,13 @@ class TestEnumerator < Test::Unit::TestCase assert_equal 42, @sized.each_with_object(nil).size end + def test_size_for_enum_created_from_hash + h = {a: 1, b: 2, c: 3} + %i[delete_if reject! select select! keep_if each each_key each_pair].each do |method| + assert_equal 3, h.send(method).size + end + end + def check_consistency_for_combinatorics(method) [ [], [:a, :b, :c, :d, :e] ].product([-2, 0, 2, 5, 6]) do |array, arg| assert_equal array.send(method, arg).to_a.size, array.send(method, arg).size, |