thread.c: check name argument

* thread.c (rb_thread_setname): check the argument if valid
  string.  [ruby-core:71774] [Bug #11756]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@52834 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 18 insertions, 0 deletions

diff --git a/test/ruby/test_thread.rb b/test/ruby/test_thread.rb
index d076494cdf..78ed329274 100644
--- a/test/ruby/test_thread.rb
+++ b/test/ruby/test_thread.rb
@@ -1057,4 +1057,22 @@ q.pop
     t.kill
     t.join
   end
+
+  def test_thread_invalid_name
+    bug11756 = '[ruby-core:71774] [Bug #11756]'
+    t = Thread.start {}
+    assert_raise(ArgumentError, bug11756) {t.name = "foo\0bar"}
+  ensure
+    t.kill
+    t.join
+  end
+
+  def test_thread_invalid_object
+    bug11756 = '[ruby-core:71774] [Bug #11756]'
+    t = Thread.start {}
+    assert_raise(TypeError, bug11756) {t.name = nil}
+  ensure
+    t.kill
+    t.join
+  end
 end