diff options
Diffstat (limited to 'test')
| -rw-r--r-- | test/ruby/test_string.rb | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/test/ruby/test_string.rb b/test/ruby/test_string.rb index 489eee33dc..529b1be828 100644 --- a/test/ruby/test_string.rb +++ b/test/ruby/test_string.rb @@ -3187,6 +3187,22 @@ CODE assert_same(str, -bar, "uminus deduplicates [Feature #13077]") end + def test_uminus_frozen + # embedded + str1 = ("foobar" * 3).freeze + str2 = ("foobar" * 3).freeze + assert_not_same str1, str2 + assert_same str1, -str1 + assert_same str1, -str2 + + # regular + str1 = ("foobar" * 4).freeze + str2 = ("foobar" * 4).freeze + assert_not_same str1, str2 + assert_same str1, -str1 + assert_same str1, -str2 + end + def test_uminus_no_freeze_not_bare str = @cls.new("foo") assert_instance_of(@cls, -str) |