64 lines
1.9 KiB
C++
64 lines
1.9 KiB
C++
// Copyright 2018 Google LLC
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#include "test/syscalls/linux/socket_non_blocking.h"
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#include <stdio.h>
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#include <sys/socket.h>
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#include <sys/types.h>
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#include <sys/un.h>
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#include "gtest/gtest.h"
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#include "gtest/gtest.h"
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#include "test/syscalls/linux/socket_test_util.h"
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#include "test/syscalls/linux/unix_domain_socket_test_util.h"
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#include "test/util/test_util.h"
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namespace gvisor {
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namespace testing {
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namespace {
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TEST_P(NonBlockingSocketPairTest, ReadNothingAvailable) {
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auto sockets = ASSERT_NO_ERRNO_AND_VALUE(NewSocketPair());
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char buf[20] = {};
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ASSERT_THAT(ReadFd(sockets->first_fd(), buf, sizeof(buf)),
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SyscallFailsWithErrno(EAGAIN));
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}
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TEST_P(NonBlockingSocketPairTest, RecvNothingAvailable) {
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auto sockets = ASSERT_NO_ERRNO_AND_VALUE(NewSocketPair());
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char buf[20] = {};
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ASSERT_THAT(RetryEINTR(recv)(sockets->first_fd(), buf, sizeof(buf), 0),
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SyscallFailsWithErrno(EAGAIN));
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}
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TEST_P(NonBlockingSocketPairTest, RecvMsgNothingAvailable) {
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auto sockets = ASSERT_NO_ERRNO_AND_VALUE(NewSocketPair());
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struct iovec iov;
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char buf[20] = {};
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iov.iov_base = buf;
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iov.iov_len = sizeof(buf);
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struct msghdr msg = {};
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msg.msg_iov = &iov;
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msg.msg_iovlen = 1;
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ASSERT_THAT(RetryEINTR(recvmsg)(sockets->first_fd(), &msg, 0),
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SyscallFailsWithErrno(EAGAIN));
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}
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} // namespace
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} // namespace testing
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} // namespace gvisor
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