50 lines
1.5 KiB
C++
50 lines
1.5 KiB
C++
// Copyright 2018 The gVisor Authors.
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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_stream_nonblock.h"
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#include <sys/socket.h>
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#include <sys/types.h>
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#include <sys/uio.h>
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#include <sys/un.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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using ::testing::Le;
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TEST_P(NonBlockingStreamSocketPairTest, SendMsgTooLarge) {
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auto sockets = ASSERT_NO_ERRNO_AND_VALUE(NewSocketPair());
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int sndbuf;
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socklen_t length = sizeof(sndbuf);
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ASSERT_THAT(
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getsockopt(sockets->first_fd(), SOL_SOCKET, SO_SNDBUF, &sndbuf, &length),
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SyscallSucceeds());
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// Make the call too large to fit in the send buffer.
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const int buffer_size = 3 * sndbuf;
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EXPECT_THAT(SendLargeSendMsg(sockets, buffer_size, false /* reader */),
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SyscallSucceedsWithValue(Le(buffer_size)));
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}
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} // namespace testing
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} // namespace gvisor
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