38 lines · cpp
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-exception6//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 19TEST(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 29TEST(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