From 9cfe35ad503cd6bb598dea85517949b932719afe Mon Sep 17 00:00:00 2001
From: akr <akr@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Sat, 21 Feb 2009 15:57:52 +0000
Subject: * io.c (io_getpartial): error message describes what should be  
 waited after nonblocking error.   (rb_io_write_nonblock): ditto.

* ext/socket/init.c (s_recvfrom_nonblock): ditto.
  (s_accept_nonblock): ditto.

* ext/socket/socket.c (sock_connect_nonblock): ditto.

* ext/socket/ancdata.c (bsock_sendmsg_internal): ditto.
  (bsock_recvmsg_internal): ditto.



git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@22486 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 test/ruby/test_io.rb | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)

(limited to 'test/ruby/test_io.rb')

diff --git a/test/ruby/test_io.rb b/test/ruby/test_io.rb
index 0c1c6b2d2b..0f448dbf39 100644
--- a/test/ruby/test_io.rb
+++ b/test/ruby/test_io.rb
@@ -857,6 +857,30 @@ class TestIO < Test::Unit::TestCase
     end)
   end
 
+  def test_read_nonblock_error
+    return if !have_nonblock?
+    with_pipe {|r, w|
+      begin
+        r.read_nonblock 4096
+      rescue Errno::EWOULDBLOCK
+        assert_match(/WANT_READ/, $!.message)
+      end
+    }
+  end
+
+  def test_write_nonblock_error
+    return if !have_nonblock?
+    with_pipe {|r, w|
+      begin
+        loop {
+          w.write_nonblock "a"*100000
+        }
+      rescue Errno::EWOULDBLOCK
+        assert_match(/WANT_WRITE/, $!.message)
+      end
+    }
+  end
+
   def test_gets
     pipe(proc do |w|
       w.write "foobarbaz"
-- 
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