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-rw-r--r--test/ruby/test_array.rb2
1 files changed, 2 insertions, 0 deletions
diff --git a/test/ruby/test_array.rb b/test/ruby/test_array.rb
index 4667f4cff7..0d88f26dc0 100644
--- a/test/ruby/test_array.rb
+++ b/test/ruby/test_array.rb
@@ -691,6 +691,8 @@ class TestArray < Test::Unit::TestCase
assert_equal(@cls[], @cls[].flatten)
assert_equal(@cls[],
@cls[@cls[@cls[@cls[],@cls[]],@cls[@cls[]],@cls[]],@cls[@cls[@cls[]]]].flatten)
+
+ assert_raise(TypeError, "[ruby-dev:31197]") { [[]].flatten("") }
end
def test_flatten!