diff options
Diffstat (limited to 'test')
| -rw-r--r-- | test/ruby/test_enumerator.rb | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/test/ruby/test_enumerator.rb b/test/ruby/test_enumerator.rb index e08edd512c..1d583e4fee 100644 --- a/test/ruby/test_enumerator.rb +++ b/test/ruby/test_enumerator.rb @@ -501,9 +501,13 @@ class TestEnumerator < Test::Unit::TestCase 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 + methods = %i[delete_if reject reject! select select! keep_if each each_key each_pair] + enums = methods.map {|method| h.send(method)} + s = enums.group_by(&:size) + assert_equal([3], s.keys, ->{s.reject!{|k| k==3}.inspect}) + h[:d] = 4 + s = enums.group_by(&:size) + assert_equal([4], s.keys, ->{s.reject!{|k| k==4}.inspect}) end def test_size_for_enum_created_from_env |