| //===-- Unittests for signal ----------------------------------------------===// |
| // |
| // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| // See https://llvm.org/LICENSE.txt for license information. |
| // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #include "src/errno/libc_errno.h" |
| #include "src/signal/raise.h" |
| #include "src/signal/signal.h" |
| |
| #include "test/UnitTest/ErrnoSetterMatcher.h" |
| #include "test/UnitTest/Test.h" |
| |
| #include <signal.h> |
| |
| using LIBC_NAMESPACE::testing::ErrnoSetterMatcher::Fails; |
| using LIBC_NAMESPACE::testing::ErrnoSetterMatcher::Succeeds; |
| |
| TEST(LlvmLibcSignal, Invalid) { |
| LIBC_NAMESPACE::libc_errno = 0; |
| LIBC_NAMESPACE::sighandler_t valid = +[](int) {}; |
| EXPECT_THAT((void *)LIBC_NAMESPACE::signal(0, valid), |
| Fails(EINVAL, (void *)SIG_ERR)); |
| EXPECT_THAT((void *)LIBC_NAMESPACE::signal(65, valid), |
| Fails(EINVAL, (void *)SIG_ERR)); |
| } |
| |
| static int sum; |
| TEST(LlvmLibcSignal, Basic) { |
| // In case test get run multiple times. |
| sum = 0; |
| ASSERT_NE(LIBC_NAMESPACE::signal( |
| SIGUSR1, +[](int) { sum++; }), |
| SIG_ERR); |
| ASSERT_THAT(LIBC_NAMESPACE::raise(SIGUSR1), Succeeds()); |
| EXPECT_EQ(sum, 1); |
| for (int i = 0; i < 10; i++) |
| ASSERT_THAT(LIBC_NAMESPACE::raise(SIGUSR1), Succeeds()); |
| EXPECT_EQ(sum, 11); |
| } |