xref: /freebsd-src/contrib/llvm-project/compiler-rt/lib/rtsan/tests/rtsan_test_utilities.h (revision 0fca6ea1d4eea4c934cfff25ac9ee8ad6fe95583)
1*0fca6ea1SDimitry Andric //===--- rtsan_test_utilities.h - Realtime Sanitizer ------------*- C++ -*-===//
2*0fca6ea1SDimitry Andric //
3*0fca6ea1SDimitry Andric // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4*0fca6ea1SDimitry Andric // See https://llvm.org/LICENSE.txt for license information.
5*0fca6ea1SDimitry Andric // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6*0fca6ea1SDimitry Andric //
7*0fca6ea1SDimitry Andric //===----------------------------------------------------------------------===//
8*0fca6ea1SDimitry Andric //
9*0fca6ea1SDimitry Andric //===----------------------------------------------------------------------===//
10*0fca6ea1SDimitry Andric 
11*0fca6ea1SDimitry Andric #pragma once
12*0fca6ea1SDimitry Andric 
13*0fca6ea1SDimitry Andric #include "rtsan.h"
14*0fca6ea1SDimitry Andric #include "gmock/gmock.h"
15*0fca6ea1SDimitry Andric #include <string>
16*0fca6ea1SDimitry Andric 
17*0fca6ea1SDimitry Andric namespace rtsan_testing {
18*0fca6ea1SDimitry Andric 
19*0fca6ea1SDimitry Andric template <typename Function> void RealtimeInvoke(Function &&Func) {
20*0fca6ea1SDimitry Andric   __rtsan_realtime_enter();
21*0fca6ea1SDimitry Andric   std::forward<Function>(Func)();
22*0fca6ea1SDimitry Andric   __rtsan_realtime_exit();
23*0fca6ea1SDimitry Andric }
24*0fca6ea1SDimitry Andric 
25*0fca6ea1SDimitry Andric template <typename Function>
26*0fca6ea1SDimitry Andric void ExpectRealtimeDeath(Function &&Func,
27*0fca6ea1SDimitry Andric                          const char *intercepted_method_name = nullptr) {
28*0fca6ea1SDimitry Andric 
29*0fca6ea1SDimitry Andric   using namespace testing;
30*0fca6ea1SDimitry Andric 
31*0fca6ea1SDimitry Andric   auto GetExpectedErrorSubstring = [&]() -> std::string {
32*0fca6ea1SDimitry Andric     return intercepted_method_name != nullptr
33*0fca6ea1SDimitry Andric                ? "Real-time violation: intercepted call to real-time unsafe "
34*0fca6ea1SDimitry Andric                  "function `" +
35*0fca6ea1SDimitry Andric                      std::string(intercepted_method_name) + "`"
36*0fca6ea1SDimitry Andric                : "";
37*0fca6ea1SDimitry Andric   };
38*0fca6ea1SDimitry Andric 
39*0fca6ea1SDimitry Andric   EXPECT_EXIT(RealtimeInvoke(std::forward<Function>(Func)),
40*0fca6ea1SDimitry Andric               ExitedWithCode(EXIT_FAILURE), GetExpectedErrorSubstring());
41*0fca6ea1SDimitry Andric }
42*0fca6ea1SDimitry Andric 
43*0fca6ea1SDimitry Andric template <typename Function> void ExpectNonRealtimeSurvival(Function &&Func) {
44*0fca6ea1SDimitry Andric   std::forward<Function>(Func)();
45*0fca6ea1SDimitry Andric }
46*0fca6ea1SDimitry Andric 
47*0fca6ea1SDimitry Andric } // namespace rtsan_testing
48