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Diffstat (limited to 'test/ruby/test_undef.rb')
-rw-r--r-- | test/ruby/test_undef.rb | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/test/ruby/test_undef.rb b/test/ruby/test_undef.rb index e0add7c3ab..074b92be55 100644 --- a/test/ruby/test_undef.rb +++ b/test/ruby/test_undef.rb @@ -35,4 +35,20 @@ class TestUndef < Test::Unit::TestCase end end end + + def test_singleton_undef + klass = Class.new do + def foo + :ok + end + end + + klass.new.foo + + klass.new.instance_eval do + undef foo + end + + klass.new.foo + end end |