Clone of chromium aad1ce808763f59c7a3753e08f1500a104ecc6fd refs/remotes/origin/HEAD
diff --git a/base/supports_user_data_unittest.cc b/base/supports_user_data_unittest.cc
new file mode 100644
index 0000000..f6afc37
--- /dev/null
+++ b/base/supports_user_data_unittest.cc
@@ -0,0 +1,39 @@
+// Copyright 2014 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "base/supports_user_data.h"
+
+#include <vector>
+
+#include "testing/gtest/include/gtest/gtest.h"
+
+namespace base {
+namespace {
+
+struct TestSupportsUserData : public SupportsUserData {};
+
+struct UsesItself : public SupportsUserData::Data {
+ UsesItself(SupportsUserData* supports_user_data, const void* key)
+ : supports_user_data_(supports_user_data),
+ key_(key) {
+ }
+
+ virtual ~UsesItself() {
+ EXPECT_EQ(NULL, supports_user_data_->GetUserData(key_));
+ }
+
+ SupportsUserData* supports_user_data_;
+ const void* key_;
+};
+
+TEST(SupportsUserDataTest, ClearWorksRecursively) {
+ TestSupportsUserData supports_user_data;
+ char key = 0;
+ supports_user_data.SetUserData(&key,
+ new UsesItself(&supports_user_data, &key));
+ // Destruction of supports_user_data runs the actual test.
+}
+
+} // namespace
+} // namespace base
