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-rw-r--r--test/ruby/test_range.rb6
1 files changed, 6 insertions, 0 deletions
diff --git a/test/ruby/test_range.rb b/test/ruby/test_range.rb
index cfd8b502ede..a70361d6cb2 100644
--- a/test/ruby/test_range.rb
+++ b/test/ruby/test_range.rb
@@ -11,6 +11,12 @@ class TestRange < Test::Unit::TestCase
assert_equal((0...2), Range.new(0, 2, true))
end
+ def test_frozen_initialize
+ r = Range.allocate
+ r.freeze
+ assert_raise(RuntimeError){r.__send__(:initialize, 1, 2)}
+ end
+
def test_range_string
# XXX: Is this really the test of Range?
assert_equal([], ("a" ... "a").to_a)