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require_relative '../spec_helper'
require_relative '../fixtures/classes'
describe 'BasicSocket#recvmsg_nonblock' do
SocketSpecs.each_ip_protocol do |family, ip_address|
describe 'using a disconnected socket' do
before do
@client = Socket.new(family, :DGRAM)
@server = Socket.new(family, :DGRAM)
end
after do
@client.close
@server.close
end
platform_is_not :windows do
describe 'using an unbound socket' do
it 'raises an exception extending IO::WaitReadable' do
-> { @server.recvmsg_nonblock }.should raise_error(IO::WaitReadable)
end
end
end
describe 'using a bound socket' do
before do
@server.bind(Socket.sockaddr_in(0, ip_address))
end
describe 'without any data available' do
it 'raises an exception extending IO::WaitReadable' do
-> { @server.recvmsg_nonblock }.should raise_error(IO::WaitReadable)
end
it 'returns :wait_readable with exception: false' do
@server.recvmsg_nonblock(exception: false).should == :wait_readable
end
end
describe 'with data available' do
before do
@client.connect(@server.getsockname)
@client.write('hello')
IO.select([@server], nil, nil, 5)
end
it 'returns an Array containing the data, an Addrinfo and the flags' do
@server.recvmsg_nonblock.should be_an_instance_of(Array)
end
describe 'without a maximum message length' do
it 'reads all the available data' do
@server.recvmsg_nonblock[0].should == 'hello'
end
end
describe 'with a maximum message length' do
platform_is_not :windows do
it 'reads up to the maximum amount of bytes' do
@server.recvmsg_nonblock(2)[0].should == 'he'
end
end
end
describe 'the returned Array' do
before do
@array = @server.recvmsg_nonblock
end
it 'stores the message at index 0' do
@array[0].should == 'hello'
end
it 'stores an Addrinfo at index 1' do
@array[1].should be_an_instance_of(Addrinfo)
end
platform_is_not :windows do
it 'stores the flags at index 2' do
@array[2].should be_kind_of(Integer)
end
end
describe 'the returned Addrinfo' do
before do
@addr = @array[1]
end
it 'uses the IP address of the client' do
@addr.ip_address.should == @client.local_address.ip_address
end
it 'uses the correct address family' do
@addr.afamily.should == family
end
it 'uses the correct protocol family' do
@addr.pfamily.should == family
end
it 'uses the correct socket type' do
@addr.socktype.should == Socket::SOCK_DGRAM
end
it 'uses the port number of the client' do
@addr.ip_port.should == @client.local_address.ip_port
end
end
end
end
end
end
platform_is_not :windows do
describe 'using a connected but not bound socket' do
before do
@server = Socket.new(family, :STREAM)
end
after do
@server.close
end
it "raises Errno::ENOTCONN" do
-> { @server.recvmsg_nonblock }.should raise_error(Errno::ENOTCONN)
-> { @server.recvmsg_nonblock(exception: false) }.should raise_error(Errno::ENOTCONN)
end
end
describe 'using a connected socket' do
before do
@client = Socket.new(family, :STREAM)
@server = Socket.new(family, :STREAM)
@server.bind(Socket.sockaddr_in(0, ip_address))
@server.listen(1)
@client.connect(@server.getsockname)
end
after do
@client.close
@server.close
end
describe 'without any data available' do
it 'raises IO::WaitReadable' do
-> {
socket, _ = @server.accept
begin
socket.recvmsg_nonblock
ensure
socket.close
end
}.should raise_error(IO::WaitReadable)
end
end
describe 'with data available' do
before do
@client.write('hello')
@socket, _ = @server.accept
IO.select([@socket])
end
after do
@socket.close
end
it 'returns an Array containing the data, an Addrinfo and the flags' do
@socket.recvmsg_nonblock.should be_an_instance_of(Array)
end
describe 'the returned Array' do
before do
@array = @socket.recvmsg_nonblock
end
it 'stores the message at index 0' do
@array[0].should == 'hello'
end
it 'stores an Addrinfo at index 1' do
@array[1].should be_an_instance_of(Addrinfo)
end
it 'stores the flags at index 2' do
@array[2].should be_kind_of(Integer)
end
describe 'the returned Addrinfo' do
before do
@addr = @array[1]
end
it 'raises when receiving the ip_address message' do
-> { @addr.ip_address }.should raise_error(SocketError)
end
it 'uses the correct address family' do
@addr.afamily.should == Socket::AF_UNSPEC
end
it 'uses 0 for the protocol family' do
@addr.pfamily.should == 0
end
it 'uses the correct socket type' do
@addr.socktype.should == Socket::SOCK_STREAM
end
it 'raises when receiving the ip_port message' do
-> { @addr.ip_port }.should raise_error(SocketError)
end
end
end
end
end
end
end
end
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