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added support for MSG_PEEK

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This commit is contained in:
Erik Frojdh
2020-03-24 09:20:38 +01:00
parent 9753d075f0
commit 8fc1578a5e
2 changed files with 33 additions and 12 deletions
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28
slsSupportLib/tests/test-UdpRxSocket.cpp
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@ -106,4 +106,30 @@ TEST_CASE("Receive an int to an external buffer"){
write(fd, &to_send, sizeof(to_send));
CHECK(s.ReceivePacket(reinterpret_cast<char*>(&received)));
CHECK(received == to_send);
}
}
TEST_CASE("PEEK data"){
int to_send = 5;
int to_send2 = 12;
int received = -1;
auto fd = open_socket(default_port);
sls::UdpRxSocket s(default_port, sizeof(int));
write(fd, &to_send, sizeof(to_send));
write(fd, &to_send2, sizeof(to_send));
CHECK(s.PeekPacket());
memcpy(&received, s.LastPacket(), sizeof(int));
CHECK(received == to_send);
CHECK(s.PeekPacket());
memcpy(&received, s.LastPacket(), sizeof(int));
CHECK(received == to_send);
CHECK(s.ReceivePacket());
memcpy(&received, s.LastPacket(), sizeof(int));
CHECK(received == to_send);
CHECK(s.ReceivePacket());
memcpy(&received, s.LastPacket(), sizeof(int));
CHECK(received == to_send2);
}