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-rw-r--r--test/ruby/test_object.rb20
1 files changed, 20 insertions, 0 deletions
diff --git a/test/ruby/test_object.rb b/test/ruby/test_object.rb
index 8effe02310..75ec959ad5 100644
--- a/test/ruby/test_object.rb
+++ b/test/ruby/test_object.rb
@@ -265,6 +265,26 @@ class TestObject < Test::Unit::TestCase
c.instance_eval { remove_method(:foo) }
end
+ c = Class.new do
+ def meth1; "meth" end
+ end
+ d = Class.new(c) do
+ alias meth2 meth1
+ end
+ o1 = c.new
+ assert_respond_to(o1, :meth1)
+ assert_equal("meth", o1.meth1)
+ o2 = d.new
+ assert_respond_to(o2, :meth1)
+ assert_equal("meth", o2.meth1)
+ assert_respond_to(o2, :meth2)
+ assert_equal("meth", o2.meth2)
+ d.class_eval do
+ remove_method :meth2
+ end
+ bug2202 = '[ruby-core:26074]'
+ assert_raise(NoMethodError, bug2202) {o2.meth2}
+
%w(object_id __send__ initialize).each do |m|
assert_in_out_err([], <<-INPUT, %w(:ok), /warning: removing `#{m}' may cause serious problems$/)
$VERBOSE = false