github.com/SagerNet/gvisor@v0.0.0-20210707092255-7731c139d75c/test/syscalls/linux/tgkill.cc (about)

     1  // Copyright 2018 The gVisor Authors.
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //     http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  
    15  #include <errno.h>
    16  #include <sys/syscall.h>
    17  #include <sys/types.h>
    18  #include <unistd.h>
    19  
    20  #include "gmock/gmock.h"
    21  #include "gtest/gtest.h"
    22  #include "test/util/signal_util.h"
    23  #include "test/util/test_util.h"
    24  #include "test/util/thread_util.h"
    25  
    26  namespace gvisor {
    27  namespace testing {
    28  
    29  namespace {
    30  
    31  TEST(TgkillTest, InvalidTID) {
    32    EXPECT_THAT(tgkill(getpid(), -1, 0), SyscallFailsWithErrno(EINVAL));
    33    EXPECT_THAT(tgkill(getpid(), 0, 0), SyscallFailsWithErrno(EINVAL));
    34  }
    35  
    36  TEST(TgkillTest, InvalidTGID) {
    37    EXPECT_THAT(tgkill(-1, gettid(), 0), SyscallFailsWithErrno(EINVAL));
    38    EXPECT_THAT(tgkill(0, gettid(), 0), SyscallFailsWithErrno(EINVAL));
    39  }
    40  
    41  TEST(TgkillTest, ValidInput) {
    42    EXPECT_THAT(tgkill(getpid(), gettid(), 0), SyscallSucceeds());
    43  }
    44  
    45  }  // namespace
    46  
    47  }  // namespace testing
    48  }  // namespace gvisor