1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
|
/*
* Copyright (c) 2020 Samsung Electronics Co., Ltd. All Rights Reserved
*
* 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
*
* http://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 "common_test_environment.h"
#include "file_content_manipulations.h"
#include "trace.h"
#include "symbol_searcher.h"
#include "memory_pool_for_symbol_searcher_internals.h"
#include <limits>
extern std::unique_ptr<Trace> GlobalTrace;
namespace backstage
{
struct PosixMemalignStub : public TestEnv
{
PosixMemalignStub() : TestEnv("posix_memalign_interception_test.log") {}
};
TEST_F(PosixMemalignStub, must_allocate_space_as_standard_posix_memalign)
{
void *p = nullptr;
int res = posix_memalign(&p, 4, 12);
ASSERT_TRUE(res == 0);
ASSERT_TRUE(p);
free(p);
}
TEST_F(PosixMemalignStub, must_log_allocation_events_if_trace_is_ready_for_it)
{
GlobalTrace.reset();
void *p1 = nullptr;
int res1 = posix_memalign(&p1, 4, 1024);
GlobalTrace.reset(new Trace);
void *p2 = nullptr;
int res2 = posix_memalign(&p2, 4, 128);
void *p3 = nullptr;
int res3 = posix_memalign(&p3, 4, 64);
GlobalTrace.reset();
ASSERT_TRUE(res1 == 0 && res2 == 0 && res3 == 0);
ASSERT_TRUE(p1 && p2 && p3);
ASSERT_STREQ(getContentOfFile("posix_memalign_interception_test.log").c_str(),
"On CPU - Peak heap usage: 192 B, Total allocated: 192 B, Total deallocated: 0 "
"B\nOn GPU - Peak mem usage: 0 B, Total allocated: 0 B, Total deallocated: 0 B\n");
free(p1);
free(p2);
free(p3);
}
TEST_F(PosixMemalignStub, must_not_do_the_record_about_allocation_event_if_original_function_failed)
{
void *p = nullptr;
int res = posix_memalign(&p, 1, std::numeric_limits<size_t>::max());
GlobalTrace.reset();
ASSERT_FALSE(res == 0);
ASSERT_FALSE(p);
ASSERT_STREQ(getContentOfFile("posix_memalign_interception_test.log").c_str(),
"On CPU - Peak heap usage: 0 B, Total allocated: 0 B, Total deallocated: 0 B\nOn "
"GPU - Peak mem usage: 0 B, Total allocated: 0 B, Total deallocated: 0 B\n");
}
TEST_F(PosixMemalignStub,
should_allocate_memory_from_pool_for_symbol_searcher_internal_usage_if_need)
{
signalizeThatNextAllocationsWillBeForSymbolSearcherInternalUsage();
void *p = nullptr;
int res = posix_memalign(&p, 1, 1024);
signalizeThatSymbolSearcherEndedOfWork();
GlobalTrace.reset();
MemoryPoolForSymbolSearcherInternals pool;
ASSERT_TRUE(res == 0);
ASSERT_TRUE(p);
ASSERT_TRUE(pool.containsMemorySpaceStartedFromPointer(p));
ASSERT_STREQ(getContentOfFile("posix_memalign_interception_test.log").c_str(),
"On CPU - Peak heap usage: 0 B, Total allocated: 0 B, Total deallocated: 0 B\nOn "
"GPU - Peak mem usage: 0 B, Total allocated: 0 B, Total deallocated: 0 B\n");
}
} // namespace backstage
|