diff options
Diffstat (limited to 'test/ruby/test_optimization.rb')
| -rw-r--r-- | test/ruby/test_optimization.rb | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/test/ruby/test_optimization.rb b/test/ruby/test_optimization.rb index 502d12389e..7c8990fde8 100644 --- a/test/ruby/test_optimization.rb +++ b/test/ruby/test_optimization.rb @@ -104,6 +104,11 @@ class TestRubyOptimization < Test::Unit::TestCase assert_redefine_method('String', 'freeze', 'assert_nil "foo".freeze') end + def test_string_uminus + assert_same "foo".freeze, -"foo" + assert_redefine_method('String', '-@', 'assert_nil(-"foo")') + end + def test_string_freeze_saves_memory n = 16384 data = '.'.freeze |