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require_relative '../spec_helper'
require_relative '../fixtures/classes'
describe 'BasicSocket#sendmsg_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)
@server.bind(Socket.sockaddr_in(0, ip_address))
end
after do
@client.close
@server.close
end
describe 'without a destination address' do
it "raises #{SocketSpecs.dest_addr_req_error}" do
-> {
@client.sendmsg_nonblock('hello')
}.should raise_error(SocketSpecs.dest_addr_req_error)
-> {
@client.sendmsg_nonblock('hello', exception: false)
}.should raise_error(SocketSpecs.dest_addr_req_error)
end
end
describe 'with a destination address as a String' do
it 'returns the amount of sent bytes' do
@client.sendmsg_nonblock('hello', 0, @server.getsockname).should == 5
end
end
describe 'with a destination address as an Addrinfo' do
it 'returns the amount of sent bytes' do
@client.sendmsg_nonblock('hello', 0, @server.connect_address).should == 5
end
end
end
describe 'using a connected UDP socket' do
before do
@client = Socket.new(family, :DGRAM)
@server = Socket.new(family, :DGRAM)
@server.bind(Socket.sockaddr_in(0, ip_address))
end
after do
@client.close
@server.close
end
describe 'without a destination address argument' do
before do
@client.connect(@server.getsockname)
end
it 'returns the amount of bytes written' do
@client.sendmsg_nonblock('hello').should == 5
end
end
describe 'with a destination address argument' do
before do
@alt_server = Socket.new(family, :DGRAM)
@alt_server.bind(Socket.sockaddr_in(0, ip_address))
end
after do
@alt_server.close
end
it 'sends the message to the given address instead' do
@client.sendmsg_nonblock('hello', 0, @alt_server.getsockname).should == 5
-> { @server.recv(5) }.should block_caller
@alt_server.recv(5).should == 'hello'
end
end
end
platform_is_not :windows do
describe 'using a connected TCP 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
it 'raises IO::WaitWritable when the underlying buffer is full' do
-> {
10.times { @client.sendmsg_nonblock('hello' * 1_000_000) }
}.should raise_error(IO::WaitWritable)
end
it 'returns :wait_writable when the underlying buffer is full with exception: false' do
ret = nil
10.times {
ret = @client.sendmsg_nonblock('hello' * 1_000_000, exception: false)
break unless ret.is_a?(Integer)
}
ret.should == :wait_writable
end
end
end
end
end
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