1 /*
2 * Copyright (C) 2020 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17 #include "perfetto/base/build_config.h"
18
19 #if PERFETTO_BUILDFLAG(PERFETTO_WATCHDOG)
20
21 #include "perfetto/ext/base/watchdog_posix.h"
22
23 #include <stdio.h>
24
25 #include "perfetto/ext/base/file_utils.h"
26 #include "perfetto/ext/base/temp_file.h"
27
28 #include "test/gtest_and_gmock.h"
29
30 namespace perfetto {
31 namespace base {
32 namespace {
33
TEST(WatchdogPosixTest,ParseProcStat)34 TEST(WatchdogPosixTest, ParseProcStat) {
35 constexpr const char stat[] =
36 "2965981 (zsh) S 2965977 2965981 2965981 34822 2966607 4194304 6632 6697 "
37 "0 0 11 6 4 1 20 0 1 0 227163466 15839232 2311 18446744073709551615 "
38 "94823961161728 94823961762781 140722993535472 0 0 0 2 3686400 134295555 "
39 "0 0 0 17 2 0 0 0 0 0 94823961905904 94823961935208 94823993954304 "
40 "140722993543678 140722993543691 140722993543691 140722993545195 0";
41 TempFile f = TempFile::CreateUnlinked();
42 WriteAll(f.fd(), stat, sizeof(stat));
43 ASSERT_NE(lseek(f.fd(), 0, SEEK_SET), -1);
44 ProcStat ps;
45 ASSERT_TRUE(ReadProcStat(f.fd(), &ps));
46 EXPECT_EQ(ps.utime, 11u);
47 EXPECT_EQ(ps.stime, 6u);
48 EXPECT_EQ(ps.rss_pages, 2311);
49 }
50
51 } // namespace
52 } // namespace base
53 } // namespace perfetto
54
55 #endif // PERFETTO_BUILDFLAG(PERFETTO_WATCHDOG)
56