1 /**
2 * Copyright (c) 2021-2022 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 "os/mem.h"
17 #include "utils/asan_interface.h"
18 #include "utils/tsan_interface.h"
19
20 #include <gtest/gtest.h>
21
22 namespace panda::test::mem {
23
TEST(Mem,GetNativeBytesFromMallinfoTest)24 TEST(Mem, GetNativeBytesFromMallinfoTest)
25 {
26 #if (!defined(PANDA_ASAN_ON)) && (!defined(PANDA_TSAN_ON)) && (defined(__GLIBC__) || defined(PANDA_TARGET_MOBILE))
27 size_t old_bytes = panda::os::mem::GetNativeBytesFromMallinfo();
28 size_t new_bytes = old_bytes;
29
30 void *p1[1000];
31 for (int i = 0; i < 1000; i++) {
32 p1[i] = malloc(64);
33 ASSERT_NE(p1[i], nullptr);
34 }
35 new_bytes = panda::os::mem::GetNativeBytesFromMallinfo();
36 ASSERT_TRUE(new_bytes > old_bytes);
37
38 old_bytes = new_bytes;
39 void *p2[10];
40 for (int i = 0; i < 10; i++) {
41 p2[i] = malloc(4 * 1024 * 1024);
42 ASSERT_NE(p2[i], nullptr);
43 }
44 new_bytes = panda::os::mem::GetNativeBytesFromMallinfo();
45 ASSERT_TRUE(new_bytes > old_bytes);
46
47 old_bytes = new_bytes;
48 for (int i = 0; i < 1000; i++) {
49 free(p1[i]);
50 p1[i] = nullptr;
51 }
52 new_bytes = panda::os::mem::GetNativeBytesFromMallinfo();
53 ASSERT_TRUE(new_bytes < old_bytes);
54
55 old_bytes = new_bytes;
56 for (int i = 0; i < 10; i++) {
57 free(p2[i]);
58 p2[i] = nullptr;
59 }
60 new_bytes = panda::os::mem::GetNativeBytesFromMallinfo();
61 ASSERT_TRUE(new_bytes < old_bytes);
62 #else
63 size_t bytes = panda::os::mem::GetNativeBytesFromMallinfo();
64 ASSERT_EQ(bytes, panda::os::mem::DEFAULT_NATIVE_BYTES_FROM_MALLINFO);
65 #endif
66 }
67
68 } // namespace panda::test::mem
69