1 | /* |
2 | * Copyright 2015-present Facebook, Inc. |
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 <thread> |
18 | |
19 | #include <folly/ScopeGuard.h> |
20 | #include <folly/portability/GTest.h> |
21 | #include <folly/synchronization/Baton.h> |
22 | #include <folly/system/ThreadName.h> |
23 | |
24 | using namespace std; |
25 | using namespace folly; |
26 | |
27 | namespace { |
28 | |
29 | const bool expectedSetOtherThreadNameResult = folly::canSetOtherThreadName(); |
30 | const bool expectedSetSelfThreadNameResult = folly::canSetCurrentThreadName(); |
31 | constexpr StringPiece kThreadName{"rockin-thread" }; |
32 | |
33 | } // namespace |
34 | |
35 | TEST(ThreadName, getCurrentThreadName) { |
36 | thread th([] { |
37 | EXPECT_EQ(expectedSetSelfThreadNameResult, setThreadName(kThreadName)); |
38 | if (expectedSetSelfThreadNameResult) { |
39 | EXPECT_EQ(kThreadName.toString(), *getCurrentThreadName()); |
40 | } |
41 | }); |
42 | SCOPE_EXIT { |
43 | th.join(); |
44 | }; |
45 | } |
46 | |
47 | #if FOLLY_HAVE_PTHREAD |
48 | TEST(ThreadName, setThreadName_other_pthread) { |
49 | Baton<> handle_set; |
50 | Baton<> let_thread_end; |
51 | pthread_t handle; |
52 | thread th([&] { |
53 | handle = pthread_self(); |
54 | handle_set.post(); |
55 | let_thread_end.wait(); |
56 | }); |
57 | SCOPE_EXIT { |
58 | th.join(); |
59 | }; |
60 | handle_set.wait(); |
61 | SCOPE_EXIT { |
62 | let_thread_end.post(); |
63 | }; |
64 | EXPECT_EQ( |
65 | expectedSetOtherThreadNameResult, setThreadName(handle, kThreadName)); |
66 | } |
67 | #endif |
68 | |
69 | TEST(ThreadName, setThreadName_other_id) { |
70 | Baton<> let_thread_end; |
71 | thread th([&] { let_thread_end.wait(); }); |
72 | SCOPE_EXIT { |
73 | th.join(); |
74 | }; |
75 | SCOPE_EXIT { |
76 | let_thread_end.post(); |
77 | }; |
78 | EXPECT_EQ( |
79 | expectedSetOtherThreadNameResult, |
80 | setThreadName(th.get_id(), kThreadName)); |
81 | if (expectedSetOtherThreadNameResult) { |
82 | EXPECT_EQ(*getThreadName(th.get_id()), kThreadName); |
83 | } |
84 | } |
85 | |