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require 'em_test_helper'
require 'socket'
class TestIPv4 < Test::Unit::TestCase
if Test::Unit::TestCase.public_ipv4?
# Tries to connect to www.google.com port 80 via TCP.
# Timeout in 2 seconds.
def test_ipv4_tcp_client
conn = nil
setup_timeout(2)
EM.run do
conn = EM::connect("www.google.es", 80) do |c|
def c.connected
@connected
end
def c.connection_completed
@connected = true
EM.stop
end
end
end
assert conn.connected
end
# Runs a TCP server in the local IPv4 address, connects to it and sends a specific data.
# Timeout in 2 seconds.
def test_ipv4_tcp_local_server
@@received_data = nil
@local_port = next_port
setup_timeout(2)
EM.run do
EM::start_server(@@public_ipv4, @local_port) do |s|
def s.receive_data data
@@received_data = data
EM.stop
end
end
EM::connect(@@public_ipv4, @local_port) do |c|
c.send_data "ipv4/tcp"
end
end
assert_equal "ipv4/tcp", @@received_data
end
# Runs a UDP server in the local IPv4 address, connects to it and sends a specific data.
# Timeout in 2 seconds.
def test_ipv4_udp_local_server
@@received_data = nil
@local_port = next_port
setup_timeout(2)
EM.run do
EM::open_datagram_socket(@@public_ipv4, @local_port) do |s|
def s.receive_data data
@@received_data = data
EM.stop
end
end
EM::open_datagram_socket(@@public_ipv4, next_port) do |c|
c.send_datagram "ipv4/udp", @@public_ipv4, @local_port
end
end
assert_equal "ipv4/udp", @@received_data
end
# Try to connect via TCP to an invalid IPv4. EM.connect should raise
# EM::ConnectionError.
def test_tcp_connect_to_invalid_ipv4
invalid_ipv4 = "9.9:9"
EM.run do
begin
error = nil
EM.connect(invalid_ipv4, 1234)
rescue => e
error = e
ensure
EM.stop
assert_equal EM::ConnectionError, (error && error.class)
end
end
end
# Try to send a UDP datagram to an invalid IPv4. EM.send_datagram should raise
# EM::ConnectionError.
def test_udp_send_datagram_to_invalid_ipv4
invalid_ipv4 = "9.9:9"
EM.run do
begin
error = nil
EM.open_datagram_socket(@@public_ipv4, next_port) do |c|
c.send_datagram "hello", invalid_ipv4, 1234
end
rescue => e
error = e
ensure
EM.stop
assert_equal EM::ConnectionError, (error && error.class)
end
end
end
else
warn "no IPv4 in this host, skipping tests in #{__FILE__}"
# Because some rubies will complain if a TestCase class has no tests
def test_ipv4_unavailable
assert true
end
end
end