diff options
| -rw-r--r-- | test/ruby/test_string.rb | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/test/ruby/test_string.rb b/test/ruby/test_string.rb index b2d8ab8a09..7af6dcd11c 100644 --- a/test/ruby/test_string.rb +++ b/test/ruby/test_string.rb @@ -1055,6 +1055,13 @@ class TestString < Test::Unit::TestCase assert_equal(S("2000aaa"), S("1999zzz").succ) assert_equal(S("AAAAA000"), S("ZZZZ999").succ) assert_equal(S("*+"), S("**").succ) + + assert_equal("abce", "abcd".succ) + assert_equal("THX1139", "THX1138".succ) + assert_equal("<<koalb>>", "<<koala>>".succ) + assert_equal("2000aaa", "1999zzz".succ) + assert_equal("AAAA0000", "ZZZ9999".succ) + assert_equal("**+", "***".succ) end def test_succ! |