152 lines
2.9 KiB
Ruby
152 lines
2.9 KiB
Ruby
require 'em_test_helper'
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require 'socket'
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class TestAttach < Test::Unit::TestCase
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class EchoServer < EM::Connection
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def receive_data data
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$received_data << data
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send_data data
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end
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end
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class EchoClient < EM::Connection
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def initialize socket
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self.notify_readable = true
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@socket = socket
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@socket.write("abc\n")
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end
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def notify_readable
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$read = @socket.readline
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$fd = detach
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end
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def unbind
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EM.next_tick do
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@socket.write("def\n")
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EM.add_timer(0.1) { EM.stop }
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end
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end
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end
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def setup
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@port = next_port
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$read, $r, $w, $fd = nil
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$received_data = ""
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end
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def teardown
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[$r, $w].each do |io|
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io.close rescue nil
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end
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$received_data = nil
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end
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def test_attach
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socket = nil
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EM.run {
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EM.start_server "127.0.0.1", @port, EchoServer
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socket = TCPSocket.new "127.0.0.1", @port
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EM.watch socket, EchoClient, socket
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}
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assert_equal $read, "abc\n"
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unless jruby? # jruby filenos are not real
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assert_equal $fd, socket.fileno
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end
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assert_equal false, socket.closed?
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assert_equal socket.readline, "def\n"
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end
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module PipeWatch
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def notify_readable
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$read = $r.readline
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EM.stop
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end
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end
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def test_attach_server
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omit_if(jruby?)
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$before = TCPServer.new("127.0.0.1", @port)
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sig = nil
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EM.run {
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sig = EM.attach_server $before, EchoServer
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handler = Class.new(EM::Connection) do
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def initialize
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send_data "hello world"
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close_connection_after_writing
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EM.add_timer(0.1) { EM.stop }
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end
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end
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EM.connect("127.0.0.1", @port, handler)
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}
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assert_equal false, $before.closed?
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assert_equal "hello world", $received_data
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assert sig.is_a?(Integer)
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end
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def test_attach_pipe
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EM.run{
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$r, $w = IO.pipe
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EM.watch $r, PipeWatch do |c|
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c.notify_readable = true
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end
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$w.write("ghi\n")
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}
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assert_equal $read, "ghi\n"
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end
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def test_set_readable
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before, after = nil
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EM.run{
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$r, $w = IO.pipe
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c = EM.watch $r, PipeWatch do |con|
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con.notify_readable = false
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end
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EM.next_tick{
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before = c.notify_readable?
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c.notify_readable = true
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after = c.notify_readable?
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}
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$w.write("jkl\n")
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}
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assert !before
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assert after
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assert_equal $read, "jkl\n"
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end
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def test_read_write_pipe
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result = nil
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pipe_reader = Module.new do
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define_method :receive_data do |data|
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result = data
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EM.stop
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end
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end
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r,w = IO.pipe
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EM.run {
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EM.attach r, pipe_reader
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writer = EM.attach(w)
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writer.send_data 'ghi'
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# XXX: Process will hang in Windows without this line
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writer.close_connection_after_writing
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}
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assert_equal "ghi", result
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ensure
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[r,w].each {|io| io.close rescue nil }
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end
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end
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