1 /*
2 * Copyright (c) 2024 Huawei Device Co., Ltd.
3 * Permission is hereby granted, free of charge, to any person obtaining a copy
4 * of this software and associated documentation files (the "Software"), to
5 * deal in the Software without restriction, including without limitation the
6 * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
7 * sell copies of the Software, and to permit persons to whom the Software is
8 * furnished to do so, subject to the following conditions:
9 *
10 * The above copyright notice and this permission notice shall be included in
11 * all copies or substantial portions of the Software.
12 *
13 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
14 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
15 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
16 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
17 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
18 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
19 * IN THE SOFTWARE.
20 */
21
22 #include <cstdio>
23 #include <cstdlib>
24 #include <dlfcn.h>
25 #include <algorithm>
26 #include <fstream>
27 #include <string>
28 #include <iostream>
29 #include <fcntl.h>
30 #include <unistd.h>
31 #include <sys/mman.h>
32 #include <gtest/gtest.h>
33 #include <pthread.h>
34 #include "hook.h"
35
36 using namespace testing::ext;
37 using namespace std;
38
39 extern "C"{
40 bool get_transparent_hugepages_supported(void);
41 int open(const char *filename, int flags, ...);
42 ssize_t read(int fd, void *buf, size_t count);
43 }
44
45 namespace OHOS {
46 namespace {
47
48 class DynlinkTest : public testing::Test {
49 public:
50 static void TearDownTestCase(void);
51 };
52
TearDownTestCase(void)53 void DynlinkTest::TearDownTestCase(void)
54 {
55 }
56
57 /**
58 * @tc.name: get_transparent_hugepages_supported_test001
59 * @tc.desc: open failed
60 * @tc.type: FUNC
61 */
62 HWTEST_F(DynlinkTest, get_transparent_hugepages_supported_test_001, TestSize.Level0)
63 {
64 bool b = get_transparent_hugepages_supported();
65 EXPECT_TRUE(b == false);
66 }
67
68
69 /**
70 * @tc.name: get_transparent_hugepages_supported_test002
71 * @tc.desc: open failed
72 * @tc.type: FUNC
73 */
74 HWTEST_F(DynlinkTest, get_transparent_hugepages_supported_test_002, TestSize.Level0)
75 {
76 set_hook_flag(OPEN_FLAG, true);
77 bool b = get_transparent_hugepages_supported();
78 set_hook_flag(OPEN_FLAG, false);
79 EXPECT_TRUE(b == true);
80 }
81
82
83 /**
84 * @tc.name: get_transparent_hugepages_supported_test003
85 * @tc.desc: read failed
86 * @tc.type: FUNC
87 */
88 HWTEST_F(DynlinkTest, get_transparent_hugepages_supported_test_003, TestSize.Level0)
89 {
90 set_hook_flag(OPEN_FLAG, true);
91 set_hook_flag(READ_FLAG_3, true);
92 bool b = get_transparent_hugepages_supported();
93 set_hook_flag(READ_FLAG_3, false);
94 set_hook_flag(OPEN_FLAG, false);
95
96 EXPECT_TRUE(b == false);
97 }
98
99
100 /**
101 * @tc.name: get_transparent_hugepages_supported_test004
102 * @tc.desc: read failed
103 * @tc.type: FUNC
104 */
105 HWTEST_F(DynlinkTest, get_transparent_hugepages_supported_test_004, TestSize.Level0)
106 {
107 set_hook_flag(OPEN_FLAG, true);
108 set_hook_flag(STRSTR_FLAG, true);
109 bool b = get_transparent_hugepages_supported();
110 set_hook_flag(STRSTR_FLAG, false);
111 set_hook_flag(OPEN_FLAG, false);
112 EXPECT_TRUE(b == false);
113 }
114
115 } //namespace
116
117 } //namespace OHOS
118