| 1 | /* Self tests for run_on_main_thread |
| 2 | |
| 3 | Copyright (C) 2019-2020 Free Software Foundation, Inc. |
| 4 | |
| 5 | This file is part of GDB. |
| 6 | |
| 7 | This program is free software; you can redistribute it and/or modify |
| 8 | it under the terms of the GNU General Public License as published by |
| 9 | the Free Software Foundation; either version 3 of the License, or |
| 10 | (at your option) any later version. |
| 11 | |
| 12 | This program is distributed in the hope that it will be useful, |
| 13 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 15 | GNU General Public License for more details. |
| 16 | |
| 17 | You should have received a copy of the GNU General Public License |
| 18 | along with this program. If not, see <http://www.gnu.org/licenses/>. */ |
| 19 | |
| 20 | #include "defs.h" |
| 21 | #include "gdbsupport/selftest.h" |
| 22 | #include "gdbsupport/block-signals.h" |
| 23 | #include "run-on-main-thread.h" |
| 24 | #include "gdbsupport/event-loop.h" |
| 25 | #if CXX_STD_THREAD |
| 26 | #include <thread> |
| 27 | #endif |
| 28 | |
| 29 | namespace selftests { |
| 30 | namespace main_thread_tests { |
| 31 | |
| 32 | #if CXX_STD_THREAD |
| 33 | |
| 34 | static bool done; |
| 35 | |
| 36 | static void |
| 37 | set_done () |
| 38 | { |
| 39 | run_on_main_thread ([] () |
| 40 | { |
| 41 | done = true; |
| 42 | }); |
| 43 | } |
| 44 | |
| 45 | static void |
| 46 | run_tests () |
| 47 | { |
| 48 | std::thread thread; |
| 49 | |
| 50 | done = false; |
| 51 | |
| 52 | { |
| 53 | gdb::block_signals blocker; |
| 54 | |
| 55 | thread = std::thread (set_done); |
| 56 | } |
| 57 | |
| 58 | while (!done && gdb_do_one_event () >= 0) |
| 59 | ; |
| 60 | |
| 61 | /* Actually the test will just hang, but we want to test |
| 62 | something. */ |
| 63 | SELF_CHECK (done); |
| 64 | |
| 65 | thread.join (); |
| 66 | } |
| 67 | |
| 68 | #endif |
| 69 | |
| 70 | } |
| 71 | } |
| 72 | |
| 73 | void _initialize_main_thread_selftests (); |
| 74 | void |
| 75 | _initialize_main_thread_selftests () |
| 76 | { |
| 77 | #if CXX_STD_THREAD |
| 78 | selftests::register_test ("run_on_main_thread", |
| 79 | selftests::main_thread_tests::run_tests); |
| 80 | #endif |
| 81 | } |