1 /*
2 * Copyright (c) 2025 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
16 #include "common_components/tests/test_helper.h"
17 #include "common_components/platform/map.h"
18
19 #include <sys/mman.h>
20 #include <unistd.h>
21
22 class PageProtectTest : public common::test::BaseTestWithScope {
23 protected:
SetUp()24 void SetUp() override {}
TearDown()25 void TearDown() override {}
26 };
27
HWTEST_F_L0(PageProtectTest,TestPageProtect)28 HWTEST_F_L0(PageProtectTest, TestPageProtect)
29 {
30 size_t pageSize = getpagesize();
31 void* mem = mmap(nullptr, pageSize, PROT_READ | PROT_WRITE, MAP_PRIVATE | MAP_ANONYMOUS, -1, 0);
32 ASSERT_NE(mem, MAP_FAILED);
33
34 bool success = common::PageProtect(mem, pageSize, PROT_READ);
35 EXPECT_TRUE(success);
36
37 munmap(mem, pageSize);
38 }
39
HWTEST_F_L0(PageProtectTest,TestNullptrMemory)40 HWTEST_F_L0(PageProtectTest, TestNullptrMemory)
41 {
42 bool success = common::PageProtect(nullptr, getpagesize(), -1);
43 EXPECT_FALSE(success);
44 }