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40 lines
1.0 KiB
C++
40 lines
1.0 KiB
C++
// Copyright 2014 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#include "base/supports_user_data.h"
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#include <vector>
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#include "testing/gtest/include/gtest/gtest.h"
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namespace base {
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namespace {
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struct TestSupportsUserData : public SupportsUserData {};
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struct UsesItself : public SupportsUserData::Data {
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UsesItself(SupportsUserData* supports_user_data, const void* key)
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: supports_user_data_(supports_user_data),
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key_(key) {
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}
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~UsesItself() override {
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EXPECT_EQ(NULL, supports_user_data_->GetUserData(key_));
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}
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SupportsUserData* supports_user_data_;
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const void* key_;
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};
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TEST(SupportsUserDataTest, ClearWorksRecursively) {
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TestSupportsUserData supports_user_data;
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char key = 0;
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supports_user_data.SetUserData(&key,
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new UsesItself(&supports_user_data, &key));
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// Destruction of supports_user_data runs the actual test.
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}
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} // namespace
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} // namespace base
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