chromium/third_party/abseil-cpp/absl/base/no_destructor_test.cc

// Copyright 2023 The Abseil Authors.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//      https://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

#include "absl/base/no_destructor.h"

#include <array>
#include <initializer_list>
#include <string>
#include <type_traits>
#include <vector>

#include "gmock/gmock.h"
#include "gtest/gtest.h"
#include "absl/base/config.h"
#include "absl/base/internal/raw_logging.h"

namespace {

struct Blob { … };

struct TypeWithDeletedDestructor { … };

TEST(NoDestructorTest, DestructorNeverCalled) { … }

TEST(NoDestructorTest, Noncopyable) { … }

TEST(NoDestructorTest, Interface) { … }

TEST(NoDestructorTest, SfinaeRegressionAbstractArg) { … }

// ========================================================================= //

std::string* Str0() { … }

extern const std::string& Str2();

const char* Str1() { … }

const std::string& Str2() { … }

const std::string& Str2Copy() { … }

MyArray;
const MyArray& Array() { … }

MyVector;
const MyVector& Vector() { … }

const int& Int() { … }

TEST(NoDestructorTest, StaticPattern) { … }

#ifdef ABSL_HAVE_CLASS_TEMPLATE_ARGUMENT_DEDUCTION
// This would fail to compile if Class Template Argument Deduction was not
// provided for absl::NoDestructor.
TEST(NoDestructorTest, ClassTemplateArgumentDeduction) { … }
#endif

}  // namespace