diff options
Diffstat (limited to 'test/ruby/test_exception.rb')
-rw-r--r-- | test/ruby/test_exception.rb | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/test/ruby/test_exception.rb b/test/ruby/test_exception.rb index c49de80113..3268096463 100644 --- a/test/ruby/test_exception.rb +++ b/test/ruby/test_exception.rb @@ -769,4 +769,51 @@ $stderr = $stdout; raise "\x82\xa0"') do |outs, errs, status| assert_raise(NameError) {a.instance_eval("foo")} assert_raise(NoMethodError, bug10969) {a.public_send("bar", true)} end + + def test_undefined_backtrace + assert_separately([], "#{<<-"begin;"}\n#{<<-"end;"}") + begin; + class Exception + undef backtrace + end + + assert_raise(RuntimeError) { + raise RuntimeError, "hello" + } + end; + end + + def test_redefined_backtrace + assert_separately([], "#{<<-"begin;"}\n#{<<-"end;"}") + begin; + $exc = nil + + class Exception + undef backtrace + def backtrace + $exc = self + end + end + + e = assert_raise(RuntimeError) { + raise RuntimeError, "hello" + } + assert_same(e, $exc) + end; + end + + def test_wrong_backtrace + assert_separately([], "#{<<-"begin;"}\n#{<<-"end;"}") + begin; + class Exception + undef backtrace + def backtrace(a) + end + end + + assert_raise(RuntimeError) { + raise RuntimeError, "hello" + } + end; + end end |