Add bin and edit workflow

bin/gems/eventmachine-1.2.7/tests/test_epoll.rb

@@ -0,0 +1,142 @@
+require 'em_test_helper'
+
+
+class TestEpoll < Test::Unit::TestCase
+
+  module TestEchoServer
+    def receive_data data
+      send_data data
+      close_connection_after_writing
+    end
+  end
+
+  module TestEchoClient
+    def connection_completed
+      send_data "ABCDE"
+      $max += 1
+    end
+    def receive_data data
+      raise "bad response" unless data == "ABCDE"
+    end
+    def unbind
+      $n -= 1
+      EM.stop if $n == 0
+    end
+  end
+
+
+  # We can set the rlimit/nofile of a process but we can only set it
+  # higher if we're running as root.
+  # On most systems, the default value is 1024.
+  def test_rlimit
+    omit_if(windows? || jruby?)
+    unless EM.set_descriptor_table_size >= 1024
+      a = EM.set_descriptor_table_size
+      assert( a <= 1024 )
+      a = EM.set_descriptor_table_size( 1024 )
+      assert( a == 1024 )
+    end
+  end
+
+  # Run a high-volume version of this test by kicking the number of connections
+  # up past 512. (Each connection uses two sockets, a client and a server.)
+  # (Will require running the test as root)
+  # This test exercises TCP clients and servers.
+  #
+  # XXX this test causes all sort of weird issues on OSX (when run as part of the suite)
+  def _test_descriptors
+    EM.epoll
+    EM.set_descriptor_table_size 60000
+    EM.run {
+      EM.start_server "127.0.0.1", 9800, TestEchoServer
+      $n = 0
+      $max = 0
+      100.times {
+        EM.connect("127.0.0.1", 9800, TestEchoClient) {$n += 1}
+      }
+    }
+    assert_equal(0, $n)
+    assert_equal(100, $max)
+  end
+
+  def setup
+    @port = next_port
+  end
+
+  module TestDatagramServer
+    def receive_data dgm
+      $in = dgm
+      send_data "abcdefghij"
+    end
+  end
+  module TestDatagramClient
+    def initialize port
+      @port = port
+    end
+
+    def post_init
+      send_datagram "1234567890", "127.0.0.1", @port
+    end
+
+    def receive_data dgm
+      $out = dgm
+      EM.stop
+    end
+  end
+
+  def test_datagrams
+    $in = $out = ""
+    EM.run {
+      EM.open_datagram_socket "127.0.0.1", @port, TestDatagramServer
+      EM.open_datagram_socket "127.0.0.1", 0, TestDatagramClient, @port
+    }
+    assert_equal( "1234567890", $in )
+    assert_equal( "abcdefghij", $out )
+  end
+
+  # XXX this test fails randomly...
+  def _test_unix_domain
+    fn = "/tmp/xxx.chain"
+    EM.epoll
+    EM.set_descriptor_table_size 60000
+    EM.run {
+      # The pure-Ruby version won't let us open the socket if the node already exists.
+      # Not sure, that actually may be correct and the compiled version is wrong.
+      # Pure Ruby also oddly won't let us make that many connections. This test used
+      # to run 100 times. Not sure where that lower connection-limit is coming from in
+      # pure Ruby.
+      # Let's not sweat the Unix-ness of the filename, since this test can't possibly
+      # work on Windows anyway.
+      #
+      File.unlink(fn) if File.exist?(fn)
+      EM.start_unix_domain_server fn, TestEchoServer
+      $n = 0
+      $max = 0
+      50.times {
+        EM.connect_unix_domain(fn, TestEchoClient) {$n += 1}
+      }
+      EM::add_timer(1) { $stderr.puts("test_unix_domain timed out!"); EM::stop }
+    }
+    assert_equal(0, $n)
+    assert_equal(50, $max)
+  ensure
+    File.unlink(fn) if File.exist?(fn)
+  end
+
+  def test_attach_detach
+    EM.epoll
+    EM.run {
+      EM.add_timer(0.01) { EM.stop }
+
+      r, _ = IO.pipe
+
+      # This tests a regression where detach in the same tick as attach crashes EM
+      EM.watch(r) do |connection|
+        connection.detach
+      end
+    }
+
+    assert true
+  end
+end
+