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require_relative '../spec_helper'
require_relative '../fixtures/classes'
describe "TCPServer#accept" do
before :each do
@server = TCPServer.new("127.0.0.1", 0)
@port = @server.addr[1]
end
after :each do
@server.close unless @server.closed?
end
it "accepts a connection and returns a TCPSocket" do
data = nil
t = Thread.new do
client = @server.accept
client.should be_kind_of(TCPSocket)
data = client.read(5)
client << "goodbye"
client.close
end
Thread.pass while t.status and t.status != "sleep"
socket = TCPSocket.new('127.0.0.1', @port)
socket.write('hello')
socket.shutdown(1) # we are done with sending
socket.read.should == 'goodbye'
t.join
data.should == 'hello'
socket.close
end
it "can be interrupted by Thread#kill" do
t = Thread.new { @server.accept }
Thread.pass while t.status and t.status != "sleep"
# kill thread, ensure it dies in a reasonable amount of time
t.kill
a = 0
while t.alive? and a < 5000
sleep 0.001
a += 1
end
a.should < 5000
end
it "can be interrupted by Thread#raise" do
t = Thread.new {
-> {
@server.accept
}.should raise_error(Exception, "interrupted")
}
Thread.pass while t.status and t.status != "sleep"
t.raise Exception, "interrupted"
t.join
end
it "is automatically retried when interrupted by SIGVTALRM" do
t = Thread.new do
client = @server.accept
value = client.read(2)
client.close
value
end
Thread.pass while t.status and t.status != "sleep"
# Thread#backtrace uses SIGVTALRM on TruffleRuby and potentially other implementations.
# Sending a signal to a thread is not possible with Ruby APIs.
t.backtrace.join("\n").should =~ /in [`'](?:TCPServer#)?accept'/
socket = TCPSocket.new('127.0.0.1', @port)
socket.write("OK")
socket.close
t.value.should == "OK"
end
it "raises an IOError if the socket is closed" do
@server.close
-> { @server.accept }.should raise_error(IOError)
end
end
describe 'TCPServer#accept' do
SocketSpecs.each_ip_protocol do |family, ip_address|
before do
@server = TCPServer.new(ip_address, 0)
end
after do
@server.close
end
describe 'without a connected client' do
it 'blocks the caller' do
-> { @server.accept }.should block_caller
end
end
describe 'with a connected client' do
before do
@client = TCPSocket.new(ip_address, @server.connect_address.ip_port)
end
after do
@socket.close if @socket
@client.close
end
it 'returns a TCPSocket' do
@socket = @server.accept
@socket.should be_an_instance_of(TCPSocket)
end
platform_is_not :windows do
it "returns a TCPSocket which is set to nonblocking" do
require 'io/nonblock'
@socket = @server.accept
@socket.should.nonblock?
end
end
it "returns a TCPSocket which is set to close on exec" do
@socket = @server.accept
@socket.should.close_on_exec?
end
end
end
end
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