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Diffstat (limited to 'test/ruby/test_string.rb')
-rw-r--r-- | test/ruby/test_string.rb | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/test/ruby/test_string.rb b/test/ruby/test_string.rb index 810c700c8c..4814872789 100644 --- a/test/ruby/test_string.rb +++ b/test/ruby/test_string.rb @@ -2089,6 +2089,8 @@ CODE def test_swapcase assert_equal(S("hi&LOW"), S("HI&low").swapcase) + s = S("") + assert_not_same(s, s.swapcase) end def test_swapcase! |