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-rw-r--r--test/openssl/test_pair.rb29
1 files changed, 29 insertions, 0 deletions
diff --git a/test/openssl/test_pair.rb b/test/openssl/test_pair.rb
index 06ed3836ca..06c34442b7 100644
--- a/test/openssl/test_pair.rb
+++ b/test/openssl/test_pair.rb
@@ -280,6 +280,35 @@ module OpenSSL::TestPairM
}
end
+ def test_write_nonblock_retry
+ ssl_pair {|s1, s2|
+ # fill up a socket so we hit EAGAIN
+ written = String.new
+ n = 0
+ buf = 'a' * 11
+ case ret = s1.write_nonblock(buf, exception: false)
+ when :wait_readable then break
+ when :wait_writable then break
+ when Integer
+ written << buf
+ n += ret
+ exp = buf.bytesize
+ if ret != exp
+ buf = buf.byteslice(ret, exp - ret)
+ end
+ end while true
+ assert_kind_of Symbol, ret
+
+ # make more space for subsequent write:
+ readed = s2.read(n)
+ assert_equal written, readed
+
+ # this fails if SSL_MODE_ACCEPT_MOVING_WRITE_BUFFER is missing:
+ buf2 = Marshal.load(Marshal.dump(buf))
+ assert_kind_of Integer, s1.write_nonblock(buf2, exception: false)
+ }
+ end
+
def tcp_pair
host = "127.0.0.1"
serv = TCPServer.new(host, 0)