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WritableSocket#write: raise EAGAIN if socket is full and SNDTIMEO is set #39

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WritableSocket#write: raise EAGAIN if socket is full and SNDTIMEO is set #39

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1 change: 1 addition & 0 deletions lib/celluloid/zmq/sockets.rb
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Original file line number Diff line number Diff line change
Expand Up @@ -111,6 +111,7 @@ module WritableSocket
# Send a message to the socket
def write(*messages)
unless ::ZMQ::Util.resultcode_ok? @socket.send_strings messages.flatten
raise IO::EAGAINWaitWritable if ::ZMQ::Util.eagain?
raise IOError, "error sending 0MQ message: #{::ZMQ::Util.error_string}"
end

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12 changes: 12 additions & 0 deletions spec/celluloid/zmq/socket_spec.rb
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Expand Up @@ -12,4 +12,16 @@
identity.should == "Identity"
end

describe "with SNDTIMEO set" do
describe "#write" do
it "raises EAGAIN when socket's outbound buffer is full" do
socket = Celluloid::ZMQ::DealerSocket.new
socket.set(::ZMQ::SNDHWM, 1)
socket.set(::ZMQ::SNDTIMEO, 10)
socket.connect("inproc://nonexistentserver")
socket.write("foo")
expect { socket.write("bar") }.to raise_error(IO::EAGAINWaitWritable)
end
end
end
end