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1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "base/compiler_specific.h" | 5 #include "base/compiler_specific.h" |
6 #include "base/logging.h" | 6 #include "base/logging.h" |
7 #include "base/macros.h" | 7 #include "base/macros.h" |
8 | 8 |
9 #include "testing/gmock/include/gmock/gmock.h" | 9 #include "testing/gmock/include/gmock/gmock.h" |
10 #include "testing/gtest/include/gtest/gtest.h" | 10 #include "testing/gtest/include/gtest/gtest.h" |
11 | 11 |
| 12 #if defined(OS_POSIX) |
| 13 #include <signal.h> |
| 14 #include <unistd.h> |
| 15 #include "base/posix/eintr_wrapper.h" |
| 16 #endif // OS_POSIX |
| 17 |
12 namespace logging { | 18 namespace logging { |
13 | 19 |
14 namespace { | 20 namespace { |
15 | 21 |
16 using ::testing::Return; | 22 using ::testing::Return; |
17 | 23 |
18 // Needs to be global since log assert handlers can't maintain state. | 24 // Needs to be global since log assert handlers can't maintain state. |
19 int log_sink_call_count = 0; | 25 int log_sink_call_count = 0; |
20 | 26 |
21 #if !defined(OFFICIAL_BUILD) || defined(DCHECK_ALWAYS_ON) || !defined(NDEBUG) | 27 #if !defined(OFFICIAL_BUILD) || defined(DCHECK_ALWAYS_ON) || !defined(NDEBUG) |
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305 return out << "Streamable"; | 311 return out << "Streamable"; |
306 } | 312 } |
307 TEST_F(LoggingTest, StreamingWstringFindsCorrectOperator) { | 313 TEST_F(LoggingTest, StreamingWstringFindsCorrectOperator) { |
308 std::wstring wstr = L"Hello World"; | 314 std::wstring wstr = L"Hello World"; |
309 std::ostringstream ostr; | 315 std::ostringstream ostr; |
310 ostr << wstr; | 316 ostr << wstr; |
311 EXPECT_EQ("Hello World", ostr.str()); | 317 EXPECT_EQ("Hello World", ostr.str()); |
312 } | 318 } |
313 } // namespace nested_test | 319 } // namespace nested_test |
314 | 320 |
| 321 // This test checks that, on official builds, the crash address of CHECK() is |
| 322 // distinct in presence of multiple CHECK()s in the same function. This is a |
| 323 // regression test for http://crbug.com/664209 . |
| 324 #if defined(OFFICIAL_BUILD) && defined(OS_POSIX) |
| 325 |
| 326 int g_child_crash_pipe; |
| 327 |
| 328 void OfficialCHECKNotAmbiguous_Sighandler(int, siginfo_t* info, void*) { |
| 329 const uintptr_t crash_addr = reinterpret_cast<uintptr_t>(info->si_addr); |
| 330 write(g_child_crash_pipe, &crash_addr, sizeof(uintptr_t)); |
| 331 _exit(0); |
| 332 } |
| 333 |
| 334 void OfficialCHECKNotAmbiguous_ChildMain(int death_location) { |
| 335 struct sigaction act = {}; |
| 336 act.sa_sigaction = OfficialCHECKNotAmbiguous_Sighandler; |
| 337 act.sa_flags = SA_SIGINFO; |
| 338 ASSERT_EQ(0, sigaction(SIGTRAP, &act, NULL)); |
| 339 ASSERT_EQ(0, sigaction(SIGILL, &act, NULL)); |
| 340 CHECK(death_location != 1); |
| 341 CHECK(death_location != 2); |
| 342 printf("\n"); |
| 343 CHECK(death_location != 3); |
| 344 |
| 345 // Should never reach this point. |
| 346 const uintptr_t failed = 0; |
| 347 write(g_child_crash_pipe, &failed, sizeof(uintptr_t)); |
| 348 }; |
| 349 |
| 350 void OfficialCHECKNotAmbiguous_DoCrashChild(int death_location, |
| 351 uintptr_t* child_crash_addr) { |
| 352 int pipefd[2]; |
| 353 ASSERT_EQ(0, pipe(pipefd)); |
| 354 |
| 355 int pid = fork(); |
| 356 ASSERT_GE(pid, 0); |
| 357 |
| 358 if (pid == 0) { // child process. |
| 359 close(pipefd[0]); // Close reader (parent) end. |
| 360 g_child_crash_pipe = pipefd[1]; |
| 361 OfficialCHECKNotAmbiguous_ChildMain(death_location); |
| 362 FAIL() << "The child process was supposed to crash. It didn't."; |
| 363 } |
| 364 |
| 365 close(pipefd[1]); // Close writer (child) end. |
| 366 DCHECK(child_crash_addr); |
| 367 int res = HANDLE_EINTR(read(pipefd[0], child_crash_addr, sizeof(uintptr_t))); |
| 368 ASSERT_EQ(static_cast<int>(sizeof(uintptr_t)), res); |
| 369 } |
| 370 |
| 371 TEST_F(LoggingTest, OfficialCHECKNotAmbiguous) { |
| 372 uintptr_t child_crash_addr_1 = 0; |
| 373 uintptr_t child_crash_addr_2 = 0; |
| 374 uintptr_t child_crash_addr_3 = 0; |
| 375 |
| 376 OfficialCHECKNotAmbiguous_DoCrashChild(1, &child_crash_addr_1); |
| 377 OfficialCHECKNotAmbiguous_DoCrashChild(2, &child_crash_addr_2); |
| 378 OfficialCHECKNotAmbiguous_DoCrashChild(3, &child_crash_addr_3); |
| 379 |
| 380 ASSERT_NE(0u, child_crash_addr_1); |
| 381 ASSERT_NE(0u, child_crash_addr_2); |
| 382 ASSERT_NE(0u, child_crash_addr_3); |
| 383 ASSERT_NE(child_crash_addr_1, child_crash_addr_2); |
| 384 ASSERT_NE(child_crash_addr_1, child_crash_addr_3); |
| 385 ASSERT_NE(child_crash_addr_2, child_crash_addr_3); |
| 386 } |
| 387 #endif // defined(OFFICIAL_BUILD) && defined(OS_POSIX) |
| 388 |
315 } // namespace | 389 } // namespace |
316 | 390 |
317 } // namespace logging | 391 } // namespace logging |
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