| 1 | //===-- Unittests for sigdelset -------------------------------------------===// |
| 2 | // |
| 3 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| 4 | // See https://llvm.org/LICENSE.txt for license information. |
| 5 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| 6 | // |
| 7 | //===----------------------------------------------------------------------===// |
| 8 | |
| 9 | #include "src/signal/raise.h" |
| 10 | #include "src/signal/sigdelset.h" |
| 11 | #include "src/signal/sigfillset.h" |
| 12 | #include "src/signal/sigprocmask.h" |
| 13 | |
| 14 | #include "test/UnitTest/ErrnoSetterMatcher.h" |
| 15 | #include "test/UnitTest/Test.h" |
| 16 | |
| 17 | #include <signal.h> |
| 18 | |
| 19 | TEST(LlvmLibcSigdelset, Invalid) { |
| 20 | using LIBC_NAMESPACE::testing::ErrnoSetterMatcher::Fails; |
| 21 | // Invalid set. |
| 22 | EXPECT_THAT(LIBC_NAMESPACE::sigdelset(nullptr, SIGUSR1), Fails(EINVAL)); |
| 23 | |
| 24 | sigset_t set; |
| 25 | // Valid set, invalid signum. |
| 26 | EXPECT_THAT(LIBC_NAMESPACE::sigdelset(&set, -1), Fails(EINVAL)); |
| 27 | } |
| 28 | |
| 29 | TEST(LlvmLibcSigdelset, UnblockOne) { |
| 30 | using LIBC_NAMESPACE::testing::ErrnoSetterMatcher::Succeeds; |
| 31 | sigset_t set; |
| 32 | EXPECT_THAT(LIBC_NAMESPACE::sigfillset(&set), Succeeds()); |
| 33 | EXPECT_THAT(LIBC_NAMESPACE::sigdelset(&set, SIGUSR1), Succeeds()); |
| 34 | EXPECT_THAT(LIBC_NAMESPACE::sigprocmask(SIG_SETMASK, &set, nullptr), |
| 35 | Succeeds()); |
| 36 | EXPECT_DEATH([] { LIBC_NAMESPACE::raise(SIGUSR1); }, WITH_SIGNAL(SIGUSR1)); |
| 37 | } |
| 38 | |