1/*
2 * Copyright (c) 2024 Huawei Device Co., Ltd.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 *     http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15#include <string>
16#include "gtest/gtest.h"
17#include "CrashHandler.h"
18
19namespace {
20    class CrashHandlerTest : public ::testing::Test {
21    protected:
22        static void SetUpTestCase()
23        {
24            // 在测试开始前重置信号处理函数为空
25            if (signal(SIGSEGV, SIG_DFL) == SIG_ERR) {
26                printf("set signal failed");
27            }
28        }
29
30        static void TearDownTestCase()
31        {
32            // 在测试结束后重置信号处理函数为空
33            if (signal(SIGSEGV, SIG_DFL) == SIG_ERR) {
34                printf("set signal failed");
35            }
36        }
37    };
38
39    TEST_F(CrashHandlerTest, InitExceptionHandlerTest)
40    {
41        // 保存原始的信号处理函数
42        void (*originalHandler)(int) = signal(SIGSEGV, SIG_DFL);
43        // init exception handler
44        auto richCrashHandler = std::make_unique<CrashHandler>();
45        richCrashHandler->InitExceptionHandler();
46        // 检查信号处理函数是否被正确注册
47        EXPECT_NE(signal(SIGSEGV, SIG_DFL), originalHandler);
48    }
49}