diff options
Diffstat (limited to 'test/ruby')
-rw-r--r-- | test/ruby/test_array.rb | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/test/ruby/test_array.rb b/test/ruby/test_array.rb index 8a8af491c9..49628215b5 100644 --- a/test/ruby/test_array.rb +++ b/test/ruby/test_array.rb @@ -1378,6 +1378,22 @@ class TestArray < Test::Unit::TestCase end end + def test_sort_bang_with_freeze + ary = [] + o1 = Object.new + o1.singleton_class.class_eval { + define_method(:<=>) {|v| + ary.freeze + 1 + } + } + o2 = o1.dup + ary << o1 << o2 + orig = ary.dup + assert_raise(RuntimeError, "frozen during comparison") {ary.sort!} + assert_equal(orig, ary, "must not be modified once frozen") + end + def test_to_a a = @cls[ 1, 2, 3 ] a_id = a.__id__ |