hmz007
36ed224bac
Signed-off-by: hmz007 <hmz007@gmail.com> Change-Id: Ib87fdbe7a0be7dc961af3500fe9ea4589a127f9f
41 lines
1.0 KiB
C++
41 lines
1.0 KiB
C++
// 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 "base/memory/ptr_util.h"
|
|
#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) {
|
|
}
|
|
|
|
~UsesItself() override {
|
|
EXPECT_EQ(nullptr, 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, std::make_unique<UsesItself>(&supports_user_data, &key));
|
|
// Destruction of supports_user_data runs the actual test.
|
|
}
|
|
|
|
} // namespace
|
|
} // namespace base
|